Provided are: a microbubble generation device, which utilizes a swirling flow generated by jetting of a pressurized liquid and which has excellent handleability, operability and durability as a result of a simplified configuration and structure; a microbubble generation method capable of generating large amounts of bubbles; and a shower apparatus and an oil-water separation apparatus that comprise said microbubble generation device. This microbubble generation device comprises: a cylindrical or conical pipe with a gas-liquid swirling chamber therein; a gas-liquid jetting port provided on one end of the cylindrical or conical pipe; and a liquid supply pipe and gas supply cylinder, which are provided with respective introduction ports for introducing a liquid and a gas into the gas-liquid swirling chamber. For the gas-liquid jetting port, multiple small cylindrical through holes are provided in the wall of a closed end at one end of the cylindrical or conical pipe, or multiple small concavities that have circular cross-sections and have at least a semicircular circumferential length are provided on the circumferential surface of the inner wall of an open end at one end of the cylindrical or conical pipe.
B05D 3/10 - Traitement préalable des surfaces sur lesquelles des liquides ou d'autres matériaux fluides doivent être appliquésTraitement ultérieur des revêtements appliqués, p. ex. traitement intermédiaire d'un revêtement déjà appliqué, pour préparer les applications ultérieures de liquides ou d'autres matériaux fluides par d'autres moyens chimiques
B05D 1/02 - Procédés pour appliquer des liquides ou d'autres matériaux fluides aux surfaces réalisés par pulvérisation
B08B 3/02 - Nettoyage par la force de jets ou de pulvérisations
B08B 3/08 - Nettoyage impliquant le contact avec un liquide le liquide ayant un effet chimique ou dissolvant
H01L 21/304 - Traitement mécanique, p. ex. meulage, polissage, coupe
H01L 21/027 - Fabrication de masques sur des corps semi-conducteurs pour traitement photolithographique ultérieur, non prévue dans le groupe ou
H01L 21/02 - Fabrication ou traitement des dispositifs à semi-conducteurs ou de leurs parties constitutives
H01L 21/033 - Fabrication de masques sur des corps semi-conducteurs pour traitement photolithographique ultérieur, non prévue dans le groupe ou comportant des couches inorganiques
B05B 7/32 - Appareillages dans lesquels des liquides ou d'autres matériaux fluides en provenance de différentes sources sont mélangés avant de pénétrer dans le dispositif d'évacuation dans lesquels un liquide ou autre matériau fluide est introduit ou attiré, en passant par un orifice, dans un courant de fluide porteur le liquide ou autre matériau fluide introduit étant sous pression
B05B 7/16 - Appareillages de pulvérisation pour débiter des liquides ou d'autres matériaux fluides provenant de plusieurs sources, p. ex. un liquide et de l'air, une poudre et un gaz comportant des moyens pour chauffer la matière à projeter
3.
AQUEOUS SOLUTION CONTAINING OZONE NANOBUBBLES, METHOD FOR PRODUCING SAME AND UTILIZATION OF AQUEOUS SOLUTION CONTAINING OZONE NANOBUBBLES
Provided are: an aqueous solution containing ozone nanobubbles that can not only stably sustain the strong bactericidal power or antibacterial power of ozone but also remarkably suppress the invasion thereof into cells in a biological tissue, etc.; a method for producing the same; and utilization of the aqueous solution containing ozone nanobubbles. In the aqueous solution containing ozone nanobubbles according to the present invention, the average particle size and density of the ozone nanobubbles, said average particle size and density being measured by the ice embedding method with the use of a cryo-transmission electron microscope, are respectively 30 nm or less and 1016 nanobubbles/ml or more, preferably 1-10 nm and 1017 nanobubbles/ml or more. The aqueous solution containing ozone nanobubbles according to the present invention contains ozone nanobubbles which are generated by jetting an aqueous solution containing dissolved ozone from the outside of a tube, said tube being provided with 2 or more small through holes formed in the circumferential direction, through the small through holes under atmospheric pressure or higher and thus bringing the jetted solution into collision in such a manner that water hammer is concentrated at the center of the tube on the same plane parallel to a cross-section in a radial direction of the tube.
C12N 5/00 - Cellules non différenciées humaines, animales ou végétales, p. ex. lignées cellulairesTissusLeur culture ou conservationMilieux de culture à cet effet
Provided are: an aqueous solution capable of being administered to a living body, wherein said aqueous solution has a function to sufficiently supply oxygen to a peripheral cell, causes little damages or injuries of a cell under a low-oxygen or anaerobic stimulation, has a sufficiently high effect to protect a cell, and can exhibit these effects steadily and sustainably; and a method for producing the aqueous solution. The aqueous solution capable of being administered to a living body according to the present invention contains oxygen nano-bubbles, wherein the average particle diameter and the density of the oxygen nano-bubbles are respectively 30 nm or less and 1016 particles or more per 1 ml, preferably 1 to 10 nm and 1017 particles or more per 1 ml, as measured by an ice embedding method using a cryogenic transmission electron microscope. The aqueous solution capable of being administered to a living body according to the present invention contains oxygen nano-bubbles which are produced by ejecting an aqueous solution containing dissolved oxygen from the outside of a cylinder having two or more small through-holes in a circumferential direction through the small through-holes at a pressure equal to or higher than the atmospheric pressure, so that the aqueous solution can get hit in such a manner that water hammering is focused at the center of the cylinder on the same plane that is parallel with a radius-direction cross section of the cylinder.
C12N 5/00 - Cellules non différenciées humaines, animales ou végétales, p. ex. lignées cellulairesTissusLeur culture ou conservationMilieux de culture à cet effet
Provided are a cleaning method and cleaning device for cleaning with micro/nano-bubbles, with which a simple method of spraying a treatment solution containing micro/nano-bubbles onto a substrate to be processed makes it possible to efficiently and reliably peel off residual resist or remove contaminants from the substrate, while reducing an environmental load. This cleaning method is characterized in that, with respect to a substrate to be treated to which a resist film has adhered onto the substrate or a substrate to be treated to which the surface thereof has been contaminated with a metal or metal compounds, the resist film is peeled off or the metal or metal compounds are removed by spraying onto the substrate to be treated a treatment solution containing micro/nano-bubbles of gas and having a temperature maintained at 30°C to 90°, the mean particle size of the micro/nano-bubbles when measured by an ice embedding method using a cryo-transmission electron microscope being 100 nm or lower, preferably 30 nm or lower, and also preferably the density of such bubbles being 108 or more bubbles per 1 ml.
B01F 15/06 - Systèmes de chauffage ou de refroidissement
B05B 7/16 - Appareillages de pulvérisation pour débiter des liquides ou d'autres matériaux fluides provenant de plusieurs sources, p. ex. un liquide et de l'air, une poudre et un gaz comportant des moyens pour chauffer la matière à projeter
B05B 7/32 - Appareillages dans lesquels des liquides ou d'autres matériaux fluides en provenance de différentes sources sont mélangés avant de pénétrer dans le dispositif d'évacuation dans lesquels un liquide ou autre matériau fluide est introduit ou attiré, en passant par un orifice, dans un courant de fluide porteur le liquide ou autre matériau fluide introduit étant sous pression
B05D 1/02 - Procédés pour appliquer des liquides ou d'autres matériaux fluides aux surfaces réalisés par pulvérisation
B05D 3/10 - Traitement préalable des surfaces sur lesquelles des liquides ou d'autres matériaux fluides doivent être appliquésTraitement ultérieur des revêtements appliqués, p. ex. traitement intermédiaire d'un revêtement déjà appliqué, pour préparer les applications ultérieures de liquides ou d'autres matériaux fluides par d'autres moyens chimiques
B08B 3/02 - Nettoyage par la force de jets ou de pulvérisations
B08B 3/08 - Nettoyage impliquant le contact avec un liquide le liquide ayant un effet chimique ou dissolvant
H01L 21/027 - Fabrication de masques sur des corps semi-conducteurs pour traitement photolithographique ultérieur, non prévue dans le groupe ou
6.
Method, a bubble generating nozzle, and an apparatus for generating micro-nano bubbles
A new method for generating micro-nano bubbles that uses water hammering, a bubble generating nozzle, and an apparatus for generating micro-nano bubbles are provided to construct a system. The system is for generating micro-nano bubbles in a large amount using only pure water, which does not include any nucleating agents, and for performing not only a clean washing and sterilization but also the generation of uncontaminated micro-nano bubbles. The method defined in the present invention uses water hammering power produced by a mutual collision of jets of dissolved-gas-including solution squirted from two or more spouts. The bubble generating nozzle by the present invention has a configuration, including: a hollow cylinder having two or more small through-holes arrayed in the circumferential direction thereof and a micro-nano bubble discharge port provided on the both ends of the hollow cylinder, wherein the small through-holes are arranged so that all of their extension lines passing through respective center of the cross-section of each of the small through-holes which intersect each other in the inside of the hollow of the cylinder. The apparatus for generating bubble by the present invention has such bubble generating nozzle and has a configuration that enables generation of micro-nano bubbles in a large amount.
B01J 19/26 - Réacteurs du type à injecteur, c.-à-d. dans lesquels la distribution des réactifs de départ dans le réacteur est effectuée par introduction ou injection au moyen d'injecteurs
B01J 7/00 - Appareillage pour la production de gaz
C02F 1/76 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par oxydation au moyen d'halogènes ou de composés halogénés
C02F 1/78 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par oxydation au moyen d'ozone
C02F 1/34 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout au moyen d'oscillations mécaniques
D06F 35/00 - Machines à laver, appareils ou méthodes non prévus ailleurs
7.
MICRO AND NANO BUBBLE GENERATING METHOD, GENERATING NOZZLE, AND GENERATING DEVICE
Provided are a novel water hammer-type micro and nano bubble generating method, generating nozzle, and generating device for building a system that does not perform only clean washing and sterilization by generating a large amount of micro and nano bubbles using only pure water that does not contain nucleating agents but also generates micro and nano bubbles that have no contaminants. This generating method uses the water hammer force generated by spraying a solution containing a dissolved gas from each of two or more emission openings and then the solution sprays mutually colliding. This generating nozzle has a hollow tube, two or more small through-holes around the circumference of the tube, and a micro and nano bubble discharge port on both end portions of the tube, and has a structure for which the small through-holes are disposed so that all extension lines through the center of the cross section of the small through holes intersect inside the tube. This generating device has a parts configuration that can generate a large amount of micro and nano bubbles in conjunction with the generating nozzle.
B08B 3/10 - Nettoyage impliquant le contact avec un liquide avec traitement supplémentaire du liquide ou de l'objet en cours de nettoyage, p. ex. par la chaleur, par l'électricité ou par des vibrations
C02F 1/50 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par addition ou emploi d'un germicide, ou par traitement oligodynamique
C02F 1/72 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par oxydation
C02F 1/76 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par oxydation au moyen d'halogènes ou de composés halogénés
C02F 1/78 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par oxydation au moyen d'ozone
brevets
