Produits et services

Detonators; electronic delay detonators for initiation of explosives; detonating relays for the use with detonators, electronic detonator systems comprising delay detonators Controls for electronic detonator, including electronic delay detonator systems being computer software programs and computer peripherals devices for controlling blasting operations in the mining industry; equipment and systems relating to blasting operations, explosives for the mining industry and to users of explosives

Produits et services

Detonators; electronic detonators; detonating relays for use with detonators; electronic detonator systems comprising electronic delay detonators.

Abrégé

A blasting system (10) wherein a test through-the-earth signal of predetermined strength is sent from a defined position and the strength of the signal, as received at each of a plurality of locations (24) within a blast site, is measured thereby to enable an operative zone (56) to be defined wherein at any location within the operative zone a fire command through-the-earth magnetic signal, of such predetermined strength, transmitted from the defined position, as received at such location, will have a strength above a threshold signal strength.

Classes IPC  ?

• F42D 1/045 - Dispositions pour l'allumage électrique

Abrégé

A blasting system which includes a blast site with a perimeter which surrounds the blast site, a plurality of spaced apart boreholes at the blast site, a plurality of detonator assemblies, each detonator assembly being positioned in a respective borehole, each detonator assembly including a respective receiver which is responsive to a magnetic signal transmitted from a control device and received by the receiver, a plurality of magnetic field strength meters (MFSMs) positioned at spaced apart locations on the perimeter, each MFSM including a respective unique identifier, each MFSM in response to a magnetic signal detected by the MFSM, producing a respective data signal which is dependent on the strength of the detected magnetic signal and which includes said unique identifier, and a communication arrangement for transmitting said data signals from said MFSMs to a data collection point.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage

Produits et services

Electronic blasting systems comprised of remote controlled wireless electronic transmitter and receiver devices and programmable electronic detonators used to detonate explosives; Electronic programmable blasting control devices and electronic blasting devices, namely, electronic controllers for detonators; downloadable computer software, namely, software for the use and operation of detonators or other instruments and tools used to ignite explosives or initiate explosive blasts and explosions. Electronic explosive blasting systems comprised of remote controlled wireless electronic delay detonators; devices initiating explosives, namely, detonators; Blasting systems for use in the blast hole comprised of blasting equipment in the nature of electronic delay detonators, detonator receiver antenna and booster unit, near field communication (NFC) programming tagger, transmitter antenna for transmitting electronic signals and blast control unit”.

Produits et services

Electronic explosive blasting systems comprised of remote controlled wireless electronic delay detonators; devices initiating explosives, namely, detonators; Blasting systems for use in the blast hole comprised of blasting equipment in the nature of electronic delay detonators, detonator receiver antenna and booster unit, near field communication, NFC, programming tagger, transmitter antenna for transmitting electronic signals and blast control unit. Electronic blasting systems comprised of remote controlled wireless electronic transmitter and receiver devices and programmable electronic detonators used to detonate explosives; Electronic programmable blasting control devices and electronic blasting devices, namely, electronic controllers for detonators; downloadable computer software, namely, software for the use and operation of detonators or other instruments and tools used to ignite explosives or initiate explosive blasts and explosions.

Abrégé

A monitoring arrangement in a detonator system which uses one or more sensors to detect various conditions at a blast site, and transmitters which transmit data on the detected conditions to a control center.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard

Abrégé

A blasting system wherein each of a plurality of control modules is linked to, and is used to control, a respective group of detonator assemblies, and wherein each control module can communicate with at least one concentrator which is in communication with a master controller.

Classes IPC  ?

• F42D 1/00 - Appareils ou procédés de sautage, p. ex. pour le chargement en explosifs ou de bourrage
• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard

Abrégé

A wireless detonator arrangement wherein an initiator is positioned between a power supply and a housing which contains an explosive and through which extends conductors which connect a signal processor to the power supply and to the initiator.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard

Abrégé

The disclosure provides a detonator which includes an oscillator, and a memory unit in which is stored a first measurement which is based on the frequency of oscillation of the oscillator at a first temperature and a second measurement which is based on the frequency of oscillation of the oscillator at a second temperature. The disclosure further extends to a method of monitoring a temperature in a borehole which includes the steps of using the first and second frequency measurements and the first and second temperatures to establish a frequency versus temperature relationship for the oscillator, placing the oscillator into the borehole, obtaining a third measurement of the frequency of oscillation of the oscillator while it is in the borehole, and using said frequency versus temperature relationship and the third frequency measurement to determine the temperature of the oscillator at the time the third frequency measurement was obtained.

Classes IPC  ?

• F42D 5/00 - Dispositions de sécurité
• F42D 1/10 - Chargement d'explosifs sous forme de poudre ou sous forme de bouillie aqueuseChargement d'explosifs par pression pneumatique ou hydraulique

Abrégé

A device which is used to position a detonator assembly in a borehole. The device has a housing with an open mouth into which one end of the detonator assembly is inserted, formations on the housing which then engage with the detonator assembly, and flexible elements which extend from the housing and which are configured, in use, to engage with a wall of a borehole into which the device and the detonator assembly are inserted.

Classes IPC  ?

• F42D 1/22 - Dispositifs de maintien ou de positionnement des cartouches de sautage ou de bourrage dans les trous de mine

Abrégé

A method of transmitting a TTE signal to each of a plurality of detonator assemblies in a blasting system wherein the method includes the step of simultaneously transmitting the TTE signal from each of a plurality of transmitters which are configured to function in synchronism such that a first TTE signal from a first transmitter received by a detonator assembly should be in phase with a second TTE signal from a second transmitter which is received by the same detonator assembly, to within half a wavelength at an operating frequency which is the same for all the transmitters.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

A blasting system (10) at a blast site (12) wherein each detonator assembly (20), in a borehole (16), is responsive to a through-the-earth fire signal from a blast controller (34), and can engage in bidirectional communication via at least one interface device (26) with an interrogating device (44), such as a tagger, at the blast site.

Classes IPC  ?

• F42D 1/045 - Dispositions pour l'allumage électrique

Abrégé

A detonator assembly which includes a holder, a flexible elongate element which is engaged with the holder, a detonator connected to the element, an energy storage device on the holder and a coil arrangement for charging the energy storage device when the coil arrangement is coupled to a variable electromagnetic field.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage
• F42B 3/22 - Dispositifs pour commander ou guider l'onde de détonation, p. ex. tubes
• F42D 1/04 - Dispositions pour l'allumage
• F42D 1/22 - Dispositifs de maintien ou de positionnement des cartouches de sautage ou de bourrage dans les trous de mine
• F42C 11/04 - Fusées électriques à induction de courant
• F42C 19/12 - AmorcesDétonateurs électriques

Abrégé

A wireless detonator initiating arrangement (10) which includes a first housing (20) which contains a receiver (24) and a signal processor (28), a second housing (36) which contains an explosive (38), a casing (52) which contains an initiator (16) which is responsive to the signal processor (28) to ignite the explosive (38) and a third housing (46) which contains a power source (50) to power the signal processor (28).

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage
• F42B 3/10 - Amorces-détonateurs pour ces cartouches
• F42C 15/42 - Dispositifs d'armement des fuséesDispositifs de sécurité pour empêcher l'explosion prématurée des fusées ou des charges dans lesquels l'action de sécurité ou d'armement s'effectue électriquement par une action à distance, p. ex. pour des mines ou des champs de mines commandés
• F42D 1/02 - Agencement des cartouches de sautage de manière à former un ensemble
• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers

Abrégé

Apparatus, for use in a wireless detonator system, which includes a portable housing, a bank of capacitors in the housing, first terminals for connection to selected capacitors to an antenna in the system, second terminals for connection to a transmitter, and a measurement and output arrangement which provides signals which indicate the integrity of such connections.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

A communication module which is linked to a detonator which is initiated in response to a fire command signal, and wherein the communication module includes a transmitter which transmits a wireless signal which is dependent upon initiation of the detonator and which contains or conveys an identifier which uniquely identifies the detonator.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• F42D 5/02 - Localisation des charges non explosées

Abrégé

A method of obtaining velocity of detonation (VOD) information from a borehole wherein an explosive in the borehole is ignited by initiation of a detonator, the method including the steps of using a control circuit which obtains a measurement of the VOD and which is subsequently destroyed by ignition of the explosive, and of transmitting from the borehole a wireless signal which contains the VOD measurement and data which identifies the borehole before the control circuit is destroyed.

Classes IPC  ?

• F42D 5/02 - Localisation des charges non explosées
• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard

Abrégé

A mixed blasting system which includes a master blast controller, a first controller which is in signal communication with the master blast controller, a plurality of wired detonators which are in wired communication with the first controller, at least one of the wired detonators including a memory module for storing an identifier, a second controller which is in signal communication with the master blast controller, and a transmitter and antenna arrangement which is under the control of the second controller and which is in communication with a plurality of wireless detonators each of which includes a respective memory module for storing an identifier.

Classes IPC  ?

• F42D 1/04 - Dispositions pour l'allumage
• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

A wireless detonator system which includes groups of detonators at a blast site, wherein a unique key is transferred to each detonator in a group which is tagged by a tagger which transmits data on the tagged detonators to a data collection point at which identifiers of the tagged detonators are compared to a master blast plan to identify inconsistencies between the tagged detonators, at the blast site, and detonators which are recorded in the master blast plan.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers

Abrégé

A detonator assembly wherein an electronic detonator, upon receipt of a wireless signal, is used to initiate several pyrotechnic detonators.

Classes IPC  ?

• F42D 1/04 - Dispositions pour l'allumage
• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers

Abrégé

A method of communicating in a blast system which includes the steps of transmitting timing signals from a master transceiver to a plurality of local transceivers, in response, at each local transceiver, defining a succession of micro-slots and calculating a size of a respective bin which is associated with each micro-slot, transmitting a packet from the master transceiver, at each local transceiver calculating a uniform random value, identifying the bin in which the uniform random value is located and during the micro-slot which is associated with the identified bin, if no transmission of a reply signal from any other local transceiver is detected, in response to the packet transmitting a reply signal from the local transceiver to the master transceiver.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

A blasting system (10) wherein a test through-the-earth signal of predetermined strength is sent from a defined position and the strength of the signal, as received at each of a plurality of locations (24) within a blast site, is measured thereby to enable an operative zone (56) to be defined wherein at any location within the operative zone a fire command through-the-earth magnetic signal, of such predetermined strength, transmitted from the defined position, as received at such location, will have a strength above a threshold signal strength.

Classes IPC  ?

• F42D 1/045 - Dispositions pour l'allumage électrique

Abrégé

A detonator assembly which includes a detonator arrangement comprising a detonator, a receiver which is responsive to a magnetic signal from a control centre and a control circuit which, in response to a signal from the receiver, regulates firing of the detonator, and which is characterised in that a fibre optic cable is connected to and extends from the detonator arrangement, and in that the detonator arrangement includes a transmitter/receiver module which is in signal communication with the fibre optic cable and the control circuit.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

An electronic detonator which has a conductive housing which, in the event of a misfire of the detonator, is deformed by an external blast to form a part of a circuit which allows for the detonator to be fired.

Classes IPC  ?

• F42C 19/14 - AmorcesDétonateurs électriques avec la possibilité d'allumage par percussion
• F42D 5/04 - Dispositions de sécurité pour rendre les charges explosives inoffensives, p. ex. pour détruire des munitionsDispositions de sécurité pour rendre la détonation de charges explosives inoffensive
• F42C 19/06 - Pièces de contacts électriques adaptées spécialement à l'emploi sur fusées électriques

Abrégé

A monitoring arrangement in a detonator system which uses one or more sensors to detect various conditions at a blast site, and transmitters which transmit data on the detected conditions to a control center.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard

Abrégé

A blasting system which includes a number of roving GPS receivers, and associated taggers, which communicate with one another and with a control mechanism, and a reference GPS receiver which transmits RTCM corrective positional data which is stored at each roving GPS receiver to improve the accuracy of coordinate determinations for boreholes.

Classes IPC  ?

• F42D 1/02 - Agencement des cartouches de sautage de manière à former un ensemble
• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard

Abrégé

In a blasting system a method of determining which borehole in a plurality of boreholes at a blast site is closest to a tagger, wherein latitude and longitude coordinate values for each borehole are determined and by using subsets of the longitude coordinates and latitude coordinates, and by performing a haversine calculation the position of the borehole which is closest to the tagger is determined.

Classes IPC  ?

• G01S 19/51 - Positionnement relatif
• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard

Abrégé

A safety arrangement for a wireless blasting system which includes a plurality of wireless detonator assemblies located at a blast zone wherein each route which provides access to the blast zone is monitored to detect removal of a wireless detonator assembly which is in an operative mode from the blast zone.

Classes IPC  ?

• F42D 5/00 - Dispositions de sécurité
• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

The invention provides a detonator which includes an oscillator, and a memory unit in which is stored a first measurement which is based on the frequency of oscillation of the oscillator at a first temperature and a second measurement which is based on the frequency of oscillation of the oscillator at a second temperature. The invention further extends to a method of monitoring a temperature in a borehole which includes the steps of using the first and second frequency measurements and the first and second temperatures to establish a frequency versus temperature relationship for the oscillator, placing the oscillator into the borehole, obtaining a third measurement of the frequency of oscillation of the oscillator while it is in the borehole, and using said frequency versus temperature relationship and the third frequency measurement to determine the temperature of the oscillator at the time the third frequency measurement was obtained.

Classes IPC  ?

• E21B 47/07 - Température
• F42D 1/08 - Procédés de bourrageProcédés pour charger des trous de mine en explosifsAppareils à cet effet
• F42B 3/00 - Cartouches de sautage, c.-à-d. enveloppes avec explosif
• F42C 11/06 - Fusées électriques à retard déterminé par circuits électriques

Abrégé

A device which is used to position a detonator assembly in a borehole. The device has a housing with an open mouth into which one end of the detonator assembly is inserted, formations on the housing which then engage with the detonator assembly, and flexible elements which extend from the housing and which are configured, in use, to engage with a wall of a borehole into which the device and the detonator assembly are inserted.

Classes IPC  ?

• F42D 1/22 - Dispositifs de maintien ou de positionnement des cartouches de sautage ou de bourrage dans les trous de mine

Abrégé

A detonator assembly which includes a holder, a flexible elongate element which is engaged with the holder, a detonator connected to the element, an energy storage device on the holder and a coil arrangement for charging the energy storage device when the coil arrangement is coupled to a variable electromagnetic field.

Classes IPC  ?

• F42D 1/22 - Dispositifs de maintien ou de positionnement des cartouches de sautage ou de bourrage dans les trous de mine
• F42D 1/04 - Dispositions pour l'allumage
• F42B 3/22 - Dispositifs pour commander ou guider l'onde de détonation, p. ex. tubes

Abrégé

A wireless detonator initiating arrangement (10) which includes a first housing (20) which contains a receiver (24) and a signal processor (28), a second housing (36) which contains an explosive (38), a casing (52) which contains an initiator (16) which is responsive to the signal processor (28) to ignite the explosive (38) and a third housing (46) which contains a power source (50) to power the signal processor (28).

Classes IPC  ?

• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers
• F42D 1/05 - Circuits électriques pour le sautage
• F42B 3/10 - Amorces-détonateurs pour ces cartouches
• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• F42C 15/42 - Dispositifs d'armement des fuséesDispositifs de sécurité pour empêcher l'explosion prématurée des fusées ou des charges dans lesquels l'action de sécurité ou d'armement s'effectue électriquement par une action à distance, p. ex. pour des mines ou des champs de mines commandés
• F42D 1/02 - Agencement des cartouches de sautage de manière à former un ensemble

Abrégé

A wireless detonator arrangement wherein an initiator is positioned between a power supply and a housing which contains an explosive and through which extends conductors which connect a signal processor to the power supply and to the initiator.

Classes IPC  ?

• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers
• F42D 1/05 - Circuits électriques pour le sautage
• F42B 3/10 - Amorces-détonateurs pour ces cartouches
• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• F42C 15/42 - Dispositifs d'armement des fuséesDispositifs de sécurité pour empêcher l'explosion prématurée des fusées ou des charges dans lesquels l'action de sécurité ou d'armement s'effectue électriquement par une action à distance, p. ex. pour des mines ou des champs de mines commandés
• F42D 1/02 - Agencement des cartouches de sautage de manière à former un ensemble

Abrégé

A wireless detonator system wherein a blast control unit communicates bidirectionally with at least one tagger and with detonators, prior to deployment thereof, using a NFC technique, and a transmitter/receiver assembly communicates with each detonator atan ultralow frequency.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers

Abrégé

A communication module which is linked to a detonator which is initiated in response to a fire command signal, and wherein the communication module includes a transmitter which transmits a wireless signal which is dependent upon initiation of the detonator and which contains or conveys an identifier which uniquely identifies the detonator.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• F42D 5/02 - Localisation des charges non explosées

Abrégé

A method of obtaining velocity of detonation (VOD) information from a borehole wherein an explosive in the borehole is ignited by initiation of a detonator, the method including the steps of using a control circuit which obtains a measurement of the VOD and which is subsequently destroyed by ignition of the explosive, and of transmitting from the borehole a wireless signal which contains the VOD measurement and data which identifies the borehole before the control circuit is destroyed.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• F42D 5/02 - Localisation des charges non explosées

Abrégé

Apparatus, for use in a wireless detonator system, which includes a portable housing,a bank of capacitors in the housing, first terminals for connection to selected capacitors to an antenna in the system, second terminals for connection to a transmitter, and a measurement and output arrangement which provides signals which indicate the integrity of such connections.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

A wireless detonator assembly which includes a detonator, a receiver, a printed circuit board with a stored key which is hardwired onto the board during manufacture of the detonator assembly and control logic which allows the detonator to be fired only if the control logic extracts from a signal, received by the receiver, a reference key which is identical to the stored key.

Classes IPC  ?

• F42C 15/42 - Dispositifs d'armement des fuséesDispositifs de sécurité pour empêcher l'explosion prématurée des fusées ou des charges dans lesquels l'action de sécurité ou d'armement s'effectue électriquement par une action à distance, p. ex. pour des mines ou des champs de mines commandés
• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

A blasting system which includes a plurality of detonators located in respective boreholes each detonator being capable of two-way communication, and wherein a signal from control equipment is relayed from one detonator to another and then to a target detonator.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers

Produits et services

Downloadable computer software, namely, software for the use and operation of detonators or other instruments and tools used to ignite explosives or initiate explosive blasts and explosions. Electronic blasting systems, namely, remote controlled wireless electronic transmitter and receiver devices and programmable electronic detonators used to detonate explosives; Electronic programmable blasting control devices and electronic blasting devices.

Produits et services

(1) Electronic blasting systems, namely, remote controlled wireless electronic transmitter and receiver devices and programmable electronic detonators used to detonate explosives; Electronic programmable blasting control devices and electronic blasting devices; downloadable computer software, namely, software for the use and operation of detonators or other instruments and tools used to ignite explosives or initiate explosive blasts and explosions

Produits et services

Electronic blasting systems, namely, remote controlled wireless electronic transmitter and receiver devices used to receive and transmit data transmissions directed to program and initiate electronic detonators and programmable electronic detonators being electronic controls used to detonate explosives for blasting operations in the surface and underground mining industry; Electronic programmable blasting control devices being electronic controllers for use with electronic blasting devices being detonators; downloadable computer software, namely, software for the use in the control and operation of detonators and other electronic ignition instruments and tools used to ignite explosives or initiate explosive blasts and explosions for blasting operations in the surface and underground mining industry

Produits et services

Detonators; electronic delay detonator for initiation of explosives; detonating relays for the use with detonators, electronic detonator systems comprising delay detonators Electronic controls for electronic detonator and electronic delay detonator systems comprising computer peripherals devices and recorded computer software programs for controlling blasting operations in the mining industry, and not including video cameras; detonation control systems comprising computer peripheral devices and recorded computer software programs for controlling blasting operations of electronic delay detonators in the mining industry, and not including video cameras

Abrégé

A detonator assembly which includes a detonator arrangement comprising a detonator, a receiver which is responsive to a magnetic signal from a control centre and a control circuit which, in response to a signal from the receiver, regulates firing of the detonator, and which is characterised in that a fibre optic cable is connected to and extends from the detonator arrangement, and in that the detonator arrangement includes a transmitter/receiver module which is in signal communication with the fibre optic cable and the control circuit.

Classes IPC  ?

• F42D 1/045 - Dispositions pour l'allumage électrique

Abrégé

A blasting system which includes a blast site with a perimeter which surrounds the blast site, a plurality of spaced apart boreholes at the blast site, a plurality of detonator assemblies, each detonator assembly being positioned in a respective borehole, each detonator assembly including a respective receiver which is responsive to a magnetic signal transmitted from a control device and received by the receiver, a plurality of magnetic field strength meters (MFSMs) positioned at spaced apart locations on the perimeter, each MFSM including a respective unique identifier, each MFSM in response to a magnetic signal detected by the MFSM, producing a respective data signal which is dependent on the strength of the detected magnetic signal and which includes said unique identifier, and a communication arrangement for transmitting said data signals from said MFSMs to a data collection point.

Classes IPC  ?

• F42D 1/045 - Dispositions pour l'allumage électrique

Abrégé

A detonator which is initiated by a shock tube event which is validated if a processor determines that a fusible link was not fused by a shock tube event at a predetermined time interval before light generated by the shock tube event is detected.

Classes IPC  ?

• F42C 15/36 - Dispositifs d'armement des fuséesDispositifs de sécurité pour empêcher l'explosion prématurée des fusées ou des charges dans lesquels l'armement se produit par la combustion ou la fusion d'un élément
• F42C 15/40 - Dispositifs d'armement des fuséesDispositifs de sécurité pour empêcher l'explosion prématurée des fusées ou des charges dans lesquels l'action de sécurité ou d'armement s'effectue électriquement
• F42D 1/04 - Dispositions pour l'allumage
• F42D 1/045 - Dispositions pour l'allumage électrique

Abrégé

A detonator assembly method wherein a base charge is placed into a tube to abut a closed end of the tube, an electronic module is positioned inside the tube, a displacement member with a stop formation is used to move the module, against a frictional restraining force, to a location at which the stop formation abuts a rim of the tube and wherein the module is held in position by deforming the tube into engagement with the module.

Classes IPC  ?

• F42B 3/195 - Fabrication
• F42D 1/04 - Dispositions pour l'allumage

Abrégé

A detonator installation (10) in which a detonator fire capacitor (36) which is connected in series with an inductor (18) is charged from a low voltage source (16) by repeatedly opening and closing a switch (20) thereby to cause a collapsing magnetic field in the inductor (18) which results in a charging current flow to the capacitor (36).

Classes IPC  ?

• F42C 11/00 - Fusées électriques
• F42D 1/045 - Dispositions pour l'allumage électrique

Abrégé

A detonator which is used with a shock tube or a fibre optic cable and wherein an incident light signal is passed through a first impedance for communication purposes and a light signal associated with initiation of the detonator is passed through a second impedance which is less in value than the first impedance.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

A detonator which includes a housing which has a passage with an inlet and an outlet and which is of reducing cross sectional area from the inlet to the outlet and wherein the inlet is configured to be exposed to an end of a shock tube, and a fusible link is located at the outlet.

Classes IPC  ?

• F42D 1/04 - Dispositions pour l'allumage
• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

A detonator which includes a tube with an open end, a shock tube, secured to a plug which is fixed to an open end of the tube, an electronic module inside the tube, the module including a substrate which carries electronic components, and sensing structure mounted to the substrate spaced from an opposing end of the shock tube.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage
• F42D 1/04 - Dispositions pour l'allumage

Abrégé

A detonator which is responsive to a shock tube event which is validated if a link is fused at a predetermined time interval after a light signal produced by the event is detected and if, at the end of a subsequent time interval, the link is still fused and the light signal is absent.

Classes IPC  ?

• F42C 7/00 - Fusées actionnées par application d'une force mécanique prédéterminée, p. ex. une tension, une torsion, une pression
• F42C 13/02 - Fusées de proximitéFusées pour explosion à distance actionnées par intensité de la lumière ou d'une radiation analogue
• F42D 1/04 - Dispositions pour l'allumage

Abrégé

A control circuit for a detonator which includes a charger pump with an inductor which is connected to earth via a fusible link and wherein the charge pump is placed in an operative mode to produce a charging voltage for a firing capacitor if the link is fused in response to a shock tube event.

Classes IPC  ?

• F42C 19/12 - AmorcesDétonateurs électriques
• F42D 1/04 - Dispositions pour l'allumage

Abrégé

A blasting system which includes a number of roving GPS receivers, and associated taggers, which communicate with one another and with a control mechanism, and a reference GPS receiver which transmits RTCM corrective positional data which is stored at each roving GPS receiver to improve the accuracy of coordinate determinations for boreholes.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• F42D 1/02 - Agencement des cartouches de sautage de manière à former un ensemble

Abrégé

A wireless detonator assembly which includes a detonator, a receiver, a printed circuit board with a stored key which is hardwired onto the board during manufacture of the detonator assembly and control logic which allows the detonator to be fired only if the control logic extracts from a signal, received by the receiver, a reference key which is identical to the stored key.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage
• F42C 15/42 - Dispositifs d'armement des fuséesDispositifs de sécurité pour empêcher l'explosion prématurée des fusées ou des charges dans lesquels l'action de sécurité ou d'armement s'effectue électriquement par une action à distance, p. ex. pour des mines ou des champs de mines commandés

Abrégé

A safety arrangement for a wireless blasting system which includes a plurality of wireless detonator assemblies located at a blast zone wherein each route which provides access to the blast zone is monitored to detect removal of a wireless detonator assembly which is in an operative mode from the blast zone.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• F42D 5/00 - Dispositions de sécurité
• F42D 1/045 - Dispositions pour l'allumage électrique
• F42C 15/42 - Dispositifs d'armement des fuséesDispositifs de sécurité pour empêcher l'explosion prématurée des fusées ou des charges dans lesquels l'action de sécurité ou d'armement s'effectue électriquement par une action à distance, p. ex. pour des mines ou des champs de mines commandés
• F42D 5/02 - Localisation des charges non explosées

Abrégé

ln a blasting system a method of determining which borehole in a plurality of boreholes at a blast site is closest to a tagger, wherein latitude and longitude coordinate values for each borehole are determined and by using subsets of the longitude coordinates and latitude coordinates, and by performing a haversine calculation the position of the borehole which is closest to the tagger is determined.

Classes IPC  ?

• F42D 1/00 - Appareils ou procédés de sautage, p. ex. pour le chargement en explosifs ou de bourrage

Abrégé

A blasting system which is established using an autonomously controlled vehicle to traverse a blast site, moving from blast hole to blast hole and at each blast hole using robotic means to prepare each blast hole for detonation.

Classes IPC  ?

• F42D 1/10 - Chargement d'explosifs sous forme de poudre ou sous forme de bouillie aqueuseChargement d'explosifs par pression pneumatique ou hydraulique
• B25J 5/00 - Manipulateurs montés sur roues ou sur support mobile
• B25J 11/00 - Manipulateurs non prévus ailleurs
• F42D 1/04 - Dispositions pour l'allumage

Abrégé

A blasting system which includes control equipment and a plurality of detonators which are located in respective boreholes formed in rock, wherein signals from the detonators are magnetically transmitted wirelessly through the rock to the control equipment via different paths between successive detonators, and wherein a signal from the control equipment can be simultaneously transmitted to all of the detonators.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage
• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• H04W 4/80 - Services utilisant la communication de courte portée, p. ex. la communication en champ proche, l'identification par radiofréquence ou la communication à faible consommation d’énergie
• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers

Abrégé

A detonator system wherein communication between detonators is achieved by using a transmitter coil in one detonator to modulate a magnetic field which is measured by means of a receiver coil in another detonator.

Classes IPC  ?

• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers
• F42D 5/00 - Dispositions de sécurité
• F42D 1/05 - Circuits électriques pour le sautage

Produits et services

(1) Electronic blasting control systems, namely, remote controlled wireless electronic transmitters and receivers for detonation devices and programmable electronic detonators used to detonate explosives; electronic programmable blasting control devices for managing the detonation of explosives and electronic blasting devices, namely, electronic controllers for detonators. (2) Detonators.

Produits et services

(1) Remote controlled wireless electronic transmitters and receivers for detonation devices and programmable electronic detonators used to detonate explosives; electronic programmable blasting control devices for managing the detonation of explosives and electronic blasting devices, namely, electronic controllers for detonators. (2) Detonators.

Produits et services

Electronic blasting control systems comprised of Near Field Communication (NFC) technology-enabled readers and wireless controllers to monitor and control the functioning of other electronic devices; electronic controllers for detonators

Produits et services

Electronic blasting control systems comprised of Near Field Communication (NFC) technology-enabled readers and wireless controllers to monitor and control the functioning of other electronic devices; electronic controllers for detonators

Abrégé

A wireless detonator system wherein a blast control unit communicates bidirectionallywith at least one tagger and with detonators, prior to deployment thereof, using a NFCtechnique, and a transmitter/receiver assembly communicates with each detonator atan ultralow frequency.

Classes IPC  ?

• F42D 1/045 - Dispositions pour l'allumage électrique
• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers

Produits et services

Electronic blasting systems comprised of remote controlled wireless electronic transmitter and receiver devices and programmable electronic detonators used to detonate explosives; Electronic programmable blasting control devices and electronic blasting devices, namely, electronic controllers for detonators; downloadable computer software, namely, software for the use and operation of detonators or other instruments and tools used to ignite explosives or initiate explosive blasts and explosions. Electronic explosive blasting devices comprised of remote controlled wireless electronic delay detonators; devices initiating explosives, namely, detonators; Blasting devices for use in the blast hole comprised of blasting equipment in the nature of electronic delay detonators, detonator receiver antenna and booster unit, near field communication (NFC) programming tagger, transmitter antenna for transmitting electronic signals and blast control unit.

Abrégé

A method of communicating through the earth which includes the steps of using a digital pulse train to generate a sweep pulse train which controls the frequency of a magnetic field at a first location, and at a second location, detecting the magnetic field and producing a signal at a frequency dependent on the frequency of the sweep pulse train, and extracting a replica of the digital pulse train from the signal.

Classes IPC  ?

• H04B 13/02 - Systèmes de transmission dans lesquels le milieu de propagation est constitué par la terre ou une grande masse d'eau la recouvrant, p. ex. télégraphie par le sol
• E21B 47/125 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage utilisant la terre comme conducteur électrique
• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

A downline wire (10) serves to connect a location on the ground surface to at least one detonator (52) in a blast hole. The downline wire includes at least two flexible electrical conductors (12, 14) encased by respective flexible layers of an insulating material (20, 22) and a flexible sheath (24) in which the insulated conductors are embedded. Each conductor (12, 14) is made of a copper-clad steel core and the insulating material is either a filled flexible polyvinylchloride (PVC) composition or a polyester elastomer. The sheath (24) is made from a medium or high density polyethylene compound which includes carbon black.

Classes IPC  ?

• H01B 7/04 - Câbles, conducteurs ou cordons flexibles, p. ex. câbles traînants
• F42D 1/045 - Dispositions pour l'allumage électrique
• F42D 3/00 - Applications particulières de techniques de sautage
• H01B 7/08 - Câbles plats ou à ruban
• H01B 7/18 - Protection contre les dommages provoqués par des facteurs extérieurs, p. ex. gaines ou armatures par l'usure, la contrainte mécanique ou la pression

Abrégé

A connector which includes a first component with a set of conductive terminals, a second component which is pivotally connected to the first component and which is movable between a first position at which the terminals are exposed and a second position at which the second component overlies the terminals and the first component, and a catch which maintains the components in the second position and which has a flexible lever which is actuable to release the second component from the second position.

Classes IPC  ?

• H01R 4/2433 - Plaques planes, p. ex. plaques planes multi-couches montées sur un support isolant une partie du support pouvant être déplacée pour enfoncer le câble dans l’entaille
• H01R 13/50 - SoclesBoîtiers formés comme un corps intégré
• H01R 13/506 - SoclesBoîtiers composés de différentes pièces assemblées par enclenchement réciproque des pièces
• H01R 13/58 - Moyens pour atténuer l'effort de tension sur le câble de connexion, p. ex. serre-câble

Abrégé

A blasting system which includes a plurality of detonators located in respective boreholes each detonator being capable of two-way communication, and wherein a signal from control equipment is relayed from one detonator to another and then to a target detonator.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard

Produits et services

(1) Electronic blasting systems, namely, remote controlled wireless electronic transmitter and receiver for detonation devices and programmable electronic detonators used to detonate explosives; electronic programmable blasting control devices for managing the detonation of explosives and electronic blasting devices for initiating and controlling explosives; downloadable computer software, namely, software for the use and operation of detonators or other instruments and tools used to ignite explosives or initiate explosive blasts and explosions; transmitter antenna. (2) Electronic explosive blasting systems, namely, remote controlled wireless electronic detonators; blasting equipment for use, in the blast hole, namely, wireless receiver antenna for detonators and booster unit for enhancing explosive charges; Near Field Communication (NFC) programming tagger for configuring blasting parameters; blast control unit for managing blast operations.

Abrégé

A shock tube for propagating and initiating a signal to an explosive charge which includes at least first and second elongate flexible conductors on a body of the detonator to enable two-way communication between the explosive charge and a blasting machine thereby to confirm the status of the detonator prior to sending a fire signal.

Classes IPC  ?

• C06C 5/06 - Moyens de mise à feu des cordeaux ou des mèchesRaccords de cordeaux ou de mèches
• F42D 1/04 - Dispositions pour l'allumage
• C06C 5/04 - Cordeaux ou mèches

Abrégé

A detonator installation (10) in which a detonator fire capacitor (36) which is connected in series with an inductor (18) is charged from a low voltage source (16) by repeatedly opening and closing a switch (20) thereby to cause a collapsing magnetic field in the inductor (18) which results in a charging current flow to the capacitor (36).

Classes IPC  ?

• F42D 1/045 - Dispositions pour l'allumage électrique
• F42C 11/04 - Fusées électriques à induction de courant
• F42C 11/00 - Fusées électriques

Produits et services

Electronic blasting systems comprised of remote controlled wireless electronic transmitter and receiver devices and programmable electronic detonators used to detonate explosives; Electronic programmable blasting control devices and electronic blasting devices, namely, electronic controllers for detonators; downloadable computer software, namely, software for the use and operation of detonators or other instruments and tools used to ignite explosives or initiate explosive blasts and explosions Electronic explosive blasting systems comprised of remote controlled wireless electronic delay detonators; devices initiating explosives, namely, detonators; Blasting systems for use in the blast hole comprised of blasting equipment in the nature of electronic delay detonators, detonator receiver antenna and booster unit, near field communication (NFC) programming tagger, transmitter antenna for transmitting electronic signals and blast control unit

Abrégé

A detonator which includes a tube with an open end, a shock tube, secured to a plug which is fixed to an open end of the tube, an electronic module inside the tube, the module including a substrate which carries electronic components, and sensing structure mounted to the substrate spaced from an opposing end of the shock tube.

Classes IPC  ?

• F42D 1/04 - Dispositions pour l'allumage

Abrégé

A detonator which is initiated by a shock tube event which is validated if a processor determines that a fusible link was not fused by a shock tube event at a predetermined time interval before light generated by the shock tube event is detected.

Classes IPC  ?

• F42D 1/04 - Dispositions pour l'allumage
• F42C 15/36 - Dispositifs d'armement des fuséesDispositifs de sécurité pour empêcher l'explosion prématurée des fusées ou des charges dans lesquels l'armement se produit par la combustion ou la fusion d'un élément
• F42C 15/40 - Dispositifs d'armement des fuséesDispositifs de sécurité pour empêcher l'explosion prématurée des fusées ou des charges dans lesquels l'action de sécurité ou d'armement s'effectue électriquement
• F42D 1/045 - Dispositions pour l'allumage électrique

Abrégé

A control circuit for a detonator which includes a charger pump with an inductor which is connected to earth via a fusible link and wherein the charge pump is placed in an operative mode to produce a charging voltage for a firing capacitor if the link is fused in response to a shock tube event.

Classes IPC  ?

• F42C 19/12 - AmorcesDétonateurs électriques
• F42C 15/40 - Dispositifs d'armement des fuséesDispositifs de sécurité pour empêcher l'explosion prématurée des fusées ou des charges dans lesquels l'action de sécurité ou d'armement s'effectue électriquement
• F42D 1/04 - Dispositions pour l'allumage

Abrégé

A detonator which includes a housing which has a passage with an inlet and an outlet and which is of reducing cross sectional area from the inlet to the outlet and wherein the inlet is configured to be exposed to an end of a shock tube, and a fusible link is located at the outlet.

Classes IPC  ?

• F42D 1/04 - Dispositions pour l'allumage

Abrégé

A detonator assembly method wherein a base charge is placed into a tube to abut a closed end of the tube, an electronic module is positioned inside the tube, a displacement member with a stop formation is used to move the module, against a frictional restraining force, to a location at which the stop formation abuts a rim of the tube and wherein the module is held in position by deforming the tube into engagement with the module.

Classes IPC  ?

• F42B 3/195 - Fabrication
• F42D 1/04 - Dispositions pour l'allumage

Abrégé

A detonator which is responsive to a shock tube event which is validated if a link is fused at a predetermined time interval after a light signal produced by the event is detected and if, at the end of a subsequent time interval, the link is still fused and the light signal is absent.

Classes IPC  ?

• F42D 1/04 - Dispositions pour l'allumage

Abrégé

A detonator which is used with a shock tube or a fibre optic cable and wherein an incident light signal is passed through a first impedance for communication purposes and a light signal associated with initiation of the detonator is passed through a second impedance which is less in value than the first impedance.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

A blasting system which is established using an autonomously controlled vehicle to traverse a blast site, moving from blast hole to blast hole and at each blast hole using robotic means to prepare each blast hole for detonation.

Classes IPC  ?

• F42D 1/00 - Appareils ou procédés de sautage, p. ex. pour le chargement en explosifs ou de bourrage

Abrégé

A detonator system wherein communication between detonators is achieved by using a transmitter coil in one detonator to modulate a magnetic field which is measured by means of a receiver coil in another detonator.

Classes IPC  ?

• F42D 1/02 - Agencement des cartouches de sautage de manière à former un ensemble
• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers
• F42D 5/00 - Dispositions de sécurité

Abrégé

A blasting system which includes control equipment and a plurality of detonators which are located in respective boreholes, wherein signals from the detonators are transmitted to the control equipment via different paths between successive detonators, and wherein a signal from the control equipment can be simultaneously transmitted to all of the detonators.

Classes IPC  ?

• F42D 1/02 - Agencement des cartouches de sautage de manière à former un ensemble
• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers

Abrégé

A method of communicating through the earth which includes the steps of using a digital pulse train to generate a sweep pulse train which controls the frequency of a magnetic field at a first location, and at a second location, detecting the magnetic field and producing a signal at a frequency dependent on the frequency of the sweep pulse train, and extracting a replica of the digital pulse train from the signal.

Classes IPC  ?

• H04B 1/69 - Techniques d'étalement de spectre
• H04B 13/02 - Systèmes de transmission dans lesquels le milieu de propagation est constitué par la terre ou une grande masse d'eau la recouvrant, p. ex. télégraphie par le sol
• E21B 47/12 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage
• F42D 1/05 - Circuits électriques pour le sautage

Abrégé

A sensor assembly for use in actuating an electronic detonator in response to a shock tube event propagated through a shock tube, the sensor assembly including support, and at least one sensor on a surface of the support, the support being configured to position the at least one sensor displaced laterally from a line of action of the shock tube event.

Classes IPC  ?

• F42D 1/04 - Dispositions pour l'allumage
• C06C 5/04 - Cordeaux ou mèches
• C06C 5/06 - Moyens de mise à feu des cordeaux ou des mèchesRaccords de cordeaux ou de mèches
• F42C 7/00 - Fusées actionnées par application d'une force mécanique prédéterminée, p. ex. une tension, une torsion, une pression
• F42C 11/06 - Fusées électriques à retard déterminé par circuits électriques

Produits et services

Firearms; ammunition and projectiles; explosives; fireworks; detonators; electronic detonators and electronic delay detonators for use in blasting operations in the mining industry Electronic detonator control devices, namely, electronic controllers for detonators; downloadable computer software programs and computer peripherals for controlling blasting operations in the mining industry

Abrégé

A detonator for use in a detonating system, which detonator includes discriminating and validating arrangements which sense and validate at least one characteristic of at least one parameter produced by at least one of a light, acoustic, vibratory, magnetic or electrical signal event, and an electronic timer which executes a timing interval in response thereto.

Classes IPC  ?

• F42D 1/05 - Circuits électriques pour le sautage
• F42D 1/04 - Dispositions pour l'allumage
• F42B 3/12 - Amorce-détonateur à pont
• F42C 11/06 - Fusées électriques à retard déterminé par circuits électriques
• G04F 10/00 - Appareils pour mesurer des intervalles de temps inconnus par des moyens électriques
• G04F 3/08 - Aménagements accessoires rattachés à cette fin à des horloges électriques ordinaires
• F42D 5/00 - Dispositions de sécurité

Abrégé

A plurality of detonators (22A-N) and a method of assigning a unique identifier to each of the detonators comprises connecting the detonators in parallel to one another at respective connection points on each of two signal-transmitting conductors of a harness which extends from a reference location to a plurality of boreholes in which the detonators are respectively positioned. The method includes measuring a parameter which varies with the lengths of the two conductors between the reference location and the respective two connection points, and generating a unique identifier for each respective detonator based on the measured parameter. The detonators include a memory unit (58), a voltage-controlled oscillator (60, 60P) which generates a signal at an output frequency determined by voltage applied to the two connection points, and a processor (50) which uses the output frequency to generate a unique identifier for the detonator, which identifier is transferred to the memory unit (58).

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard

Produits et services

(1) Electronic controllers for electronic detonators and detonator systems namely, computers, computer operating systems, computer software programmes for controlling electronic detonators and blasting operations in the mining industry, and storage media, namely, micro-chips;