Acciona Agua, S.A.

Spain

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2025 (YTD) 1
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IPC Class
C02F 1/44 - Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis 3
B01F 23/231 - Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling 2
C02F 101/16 - Nitrogen compounds, e.g. ammonia 2
C02F 3/00 - Biological treatment of water, waste water, or sewage 2
C02F 3/30 - Aerobic and anaerobic processes 2
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NICE Class
40 - Treatment of materials; recycling, air and water treatment, 16
11 - Environmental control apparatus 10
09 - Scientific and electric apparatus and instruments 8
01 - Chemical and biological materials for industrial, scientific and agricultural use 6
42 - Scientific, technological and industrial services, research and design 6
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Status
Pending 2
Registered / In Force 25

1.

AQUALIZE

      
Application Number 1832471
Status Registered
Filing Date 2024-08-16
Registration Date 2024-08-16
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 09 - Scientific and electric apparatus and instruments
  • 40 - Treatment of materials; recycling, air and water treatment,
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Computer software; computer software platforms, recorded or downloadable; software relating to artificial intelligence and machine learning; data management software; cloud server software; process control software. Water treatment; desalination of water; waste water treatment; air and water purification and conditioning services; water regeneration; water purification; water pollution control; waste treatment in the field of environmental pollution control. Development and testing of calculation methods, algorithms and software; providing artificial-intelligence computer programs on data networks; analysis of technical data; updating and improvement of software; design and development of process control software; cloud computing services; programming of operating software for accessing and using cloud computing networks; cloud storage services for electronic data; quality control services for water; quality control relating to software; quality control tests; computer platform development; maintenance and updating of process control software; research in the field of seawater desalination technology.

2.

WATER REMINERALISATION FACILITY AND METHOD

      
Application Number ES2024070278
Publication Number 2024/231587
Status In Force
Filing Date 2024-05-08
Publication Date 2024-11-14
Owner ACCIONA AGUA, S.A. (Spain)
Inventor
  • Palacios Jiménez, Enrique
  • Ferrer Mallén, Olga
  • Llopart Aguado, Nil

Abstract

The present invention can be included within the technical field of remineralisation of water for human use and consumption by adding carbon dioxide and lime. More specifically, the invention relates to a water remineralisation facility that equally allows precise control and reduction of turbidity in such a way as to reduce maintenance, decrease the use of reagents, and increase the lifetime of the components of the facility, in particular the membrane filtration system. The invention also relates to the associated water remineralisation method.

IPC Classes  ?

  • C02F 1/00 - Treatment of water, waste water, or sewage
  • B01D 61/14 - UltrafiltrationMicrofiltration
  • B01D 61/22 - Controlling or regulating
  • C02F 1/44 - Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
  • C02F 1/68 - Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water

3.

MICROBUBBLE GENERATING NOZZLE

      
Application Number 18577019
Status Pending
Filing Date 2022-01-20
First Publication Date 2024-08-29
Owner ACCIONA AGUA, S.A (Spain)
Inventor
  • Salvadó Estivill, Joan Antoni
  • Ferrero Polo, Enrique
  • Palacios Jiménez, Enrique
  • Ruiz Lara, Germán

Abstract

The present invention relates to a microbubble generating nozzle comprising a main body with a first water inlet in the upper portion thereof and a second controlled flow air inlet in a lateral recess of the lateral wall of the main body of the nozzle, as well as a gauge that is coupled to the lower portion of said main body and that forms a separation into which ducts open through which air and water circulate through the inside of the nozzle, the air comes into contact with the water and microbubbles are formed that subsequently are dispersed throughout the inside of a water tank at a water treatment facility.

IPC Classes  ?

  • B01F 23/231 - Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
  • B01F 101/00 - Mixing characterised by the nature of the mixed materials or by the application field
  • C02F 1/24 - Treatment of water, waste water, or sewage by flotation

4.

AQUALIZE

      
Serial Number 79414085
Status Pending
Filing Date 2024-08-16
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 40 - Treatment of materials; recycling, air and water treatment,
  • 09 - Scientific and electric apparatus and instruments
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Water treatment; desalination of water; waste water treatment; air and water purification and conditioning services; water regeneration; water purification; water pollution control; waste treatment in the field of environmental pollution control. Computer software; computer software platforms, recorded or downloadable; software relating to artificial intelligence and machine learning; data management software; cloud server software; process control software. Development and testing of calculation methods, algorithms and software; providing artificial-intelligence computer programs on data networks; analysis of technical data; updating and improvement of software; design and development of process control software; cloud computing services; programming of operating software for accessing and using cloud computing networks; cloud storage services for electronic data; quality control services for water; quality control relating to software; quality control tests; computer platform development; maintenance and updating of process control software; research in the field of seawater desalination technology.

5.

FIL-BIOCONTROL SMART BIOFILTER CONTROL

      
Application Number 019026101
Status Registered
Filing Date 2024-05-13
Registration Date 2024-09-28
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 09 - Scientific and electric apparatus and instruments
  • 11 - Environmental control apparatus
  • 40 - Treatment of materials; recycling, air and water treatment,
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Industrial software; Embedded software; Process controlling software; Machine control software; Electronic control systems; Optimisation software; Apparatus for improving power efficiency; Automatic dosage apparatus; Controllers and regulators; Computer modules; Control modules (Electric or electronic -). Water treatment units for aerating and circulating water; Filters for drinking water; Filters for water filtration. Water treating; Waste water treatment; Air and water conditioning and purification; Regeneration of water; Water purification; Water pollution control; Disposal of solid residues; All the aforesaid being done organically. Design of measurement systems; Software engineering; Software creation; Installation of computer software; Software development; Computer software design; Repair of computer software; Updating of computer software; Maintenance of computer software; Configuration of computer software; Programming of electronic control systems; Design and development of computer software for process control.

6.

BIOCONTROL-ADAP SMART ADAPTIVE CONTROL

      
Application Number 019026097
Status Registered
Filing Date 2024-05-13
Registration Date 2024-09-28
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 09 - Scientific and electric apparatus and instruments
  • 40 - Treatment of materials; recycling, air and water treatment,
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Industrial software; Embedded software; Process controlling software; Machine control software; Electronic control systems; Optimisation software; Apparatus for improving power efficiency; Controllers and regulators; Computer modules; Control modules (Electric or electronic -). Water treating; Waste water treatment; Air and water conditioning and purification; Regeneration of water; Water purification; Water pollution control; Disposal of solid residues; All the aforesaid being done organically. Design of measurement systems; Software engineering; Software creation; Installation of computer software; Software development; Computer software design; Repair of computer software; Updating of computer software; Maintenance of computer software; Configuration of computer software; Programming of electronic control systems; Design and development of computer software for process control.

7.

MICROBUBBLE GENERATING NOZZLE

      
Application Number ES2022070028
Publication Number 2023/281135
Status In Force
Filing Date 2022-01-20
Publication Date 2023-01-12
Owner ACCIONA AGUA, S.A. (Spain)
Inventor
  • Salvadó Estivill, Joan Antoni
  • Ferrero Polo, Enrique
  • Palacios Jiménez, Enrique
  • Ruiz Lara, Germán

Abstract

The present invention relates to a microbubble generating nozzle comprising a main body 1 with a first water inlet 11 in the upper portion thereof and a second controlled flow air inlet 12 in a lateral recess of the lateral wall of the main body of the nozzle, as well as a gauge 8 that is coupled to the lower portion of said main body and that forms a separation into which duets open through which air and water circuíate through the inside of the nozzle, the air comes into contact with the water and microbubbles are formed that subsequently are dispersed throughout the inside of a water tank at a water treatment facility.

IPC Classes  ?

  • B01F 23/232 - Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
  • B01F 23/231 - Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
  • B01F 23/454 - Mixing liquids with liquidsEmulsifying using flow mixing by injecting a mixture of liquid and gas
  • B01F 25/30 - Injector mixers
  • B01F 25/21 - Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
  • B03D 1/24 - Flotation machines pneumatic

8.

REMINUF LOW TURBIDITY REMINERALIZATION

      
Application Number 1672790
Status Registered
Filing Date 2022-05-12
Registration Date 2022-05-12
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 01 - Chemical and biological materials for industrial, scientific and agricultural use
  • 07 - Machines and machine tools
  • 11 - Environmental control apparatus
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Chemical additives for turbidity prevention. Apparatus for mineralizing drinking water. Water treatment units for aerating and circulating water; desalination plants; water filtration apparatus (other than machines); membrane filtration units for water treatment apparatus; membranes for filtering water; membrane purifying apparatus for water purification; installations for water treatment, desalination and conditioning; water purification equipment; water desalination apparatus. Water treatment and purification; filtering of liquids; water desalination; water regeneration.

9.

AINTAKE

      
Application Number 1538677
Status Registered
Filing Date 2020-03-17
Registration Date 2020-03-17
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 09 - Scientific and electric apparatus and instruments
  • 40 - Treatment of materials; recycling, air and water treatment,
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Software for predictive maintenance; measurement detectors; measures; water temperature indicators; conductivity counters; control and regulating apparatus; devices for measuring flows. Water pollution control; water conditioning and purification services; water desalination; water regeneration; water purification; water treatment. Development and testing of calculation methods, algorithms and software.

10.

METHOD FOR CONTROLLING A COMBINED SYSTEM OF FORWARD OSMOSIS AND NANOFILTRATION OR REVERSE OSMOSIS

      
Application Number ES2016070925
Publication Number 2017/109260
Status In Force
Filing Date 2016-12-22
Publication Date 2017-06-29
Owner ACCIONA AGUA, S.A. (Spain)
Inventor
  • De La Torre García, Teresa
  • Corzo García, Beatriz
  • Malfeito Sánchez, Jorge
  • Mico Reche, Mª Del Mar
  • Molina Fernandez, Adolfo

Abstract

Method for treating water by nanofiltration or reverse osmosis with a forward osmosis system as pretreatment, which comprises a control system by means of which the flow difference between the inlet and the outlet of the membrane at either of the two sides of the membrane is regulated by means of a system for adding a solution having an osmotic pressure lower or higher than the water to be treated.

IPC Classes  ?

  • B01D 61/00 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltrationApparatus, accessories or auxiliary operations specially adapted therefor
  • B01D 61/58 - Multistep processes
  • C02F 1/44 - Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
  • B01D 71/12 - Cellulose derivatives

11.

AERATION CONTROL IN WASTE WATER TREATMENT BY MONITORING NITRIFICATION BY-PRODUCTS

      
Application Number ES2016070048
Publication Number 2016/131998
Status In Force
Filing Date 2016-01-28
Publication Date 2016-08-25
Owner ACCIONA AGUA, S.A. (Spain)
Inventor Arnaldos Orts, Marina

Abstract

The present invention relates to a waste water treatment method characterised in that, in the aeration step, the concentration gradient of NH4 and N2O and/or NO with respect to time is measured at intervals of time, and the volume of air flow to the aeration tank is modified or maintained according to the values of the concentration gradients of said compounds over time.

IPC Classes  ?

12.

FILMACTIV

      
Application Number 015575772
Status Registered
Filing Date 2016-06-27
Registration Date 2016-10-13
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 01 - Chemical and biological materials for industrial, scientific and agricultural use
  • 11 - Environmental control apparatus
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Bacteria for waste water treatment; Bacterial cultures for wastewater treatment. Water purification, desalination and conditioning installations; Water supply installations; Water filtering installations; Water filtering apparatus; Water sterilizers; Water purifying apparatus. Water treating; Waste water treatment; Water treatment and purification; Treatment of waste.

13.

HYSLUDGE

      
Application Number 014951107
Status Registered
Filing Date 2015-12-22
Registration Date 2016-04-07
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 01 - Chemical and biological materials for industrial, scientific and agricultural use
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Water treatment preparations; Bacteria for waste water treatment; Chemicals for use in the treatment of waste water; Chemical compositions for water treatment. Waste water treatment; Water treating; Water treatment and purification; Treatment of waste.

14.

HYSLUGDE

      
Application Number 014798227
Status Registered
Filing Date 2015-11-17
Registration Date 2016-02-29
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 01 - Chemical and biological materials for industrial, scientific and agricultural use
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Water treatment preparations; Bacteria for waste water treatment; Chemicals for use in the treatment of waste water; Chemical compositions for water treatment. Waste water treatment; Water treating; Water treatment and purification; Treatment of waste.

15.

SW&M Lab

      
Application Number 014648919
Status Registered
Filing Date 2015-10-06
Registration Date 2016-01-18
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 35 - Advertising and business services
  • 40 - Treatment of materials; recycling, air and water treatment,
  • 42 - Scientific, technological and industrial services, research and design

Goods & Services

Business management; Business advice, inquiries or information; Compilation of statistical data for use in scientific research; Advertising; Business administration; Clerical services. Air and water conditioning and purification; Desalination of water; Waste water treatment; Regeneration of water; Water treatment and purification. Scientific laboratory services; Research laboratories; Scientific and industrial research; Research relating to waste analysis; Research services; Research and development services; Laboratory services; Chemical technological research.

16.

REFO

      
Application Number 013975487
Status Registered
Filing Date 2015-04-22
Registration Date 2015-08-12
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 01 - Chemical and biological materials for industrial, scientific and agricultural use
  • 09 - Scientific and electric apparatus and instruments
  • 11 - Environmental control apparatus
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Water treatment preparations; Chemical compositions for water treatment. Flowmeters; Controllers (regulators). Installations for water treatment under osmotic process; Membranes for the filtration of water; Sewage disposal plants; Water purification installations; Water purification, desalination and conditioning installations; Water desalinating apparatus utilizing reverse osmosis; Flow restrictors for reverse osmosis water purification units; Reverse osmosis elements for reducing the brackishness of water; Apparatus for controlling water supply; Sanitary installations, water supply and sanitation equipment; Regulating and safety accessories for water apparatus; Water dispensers; Water filters. Water treatment and purification; Waste water treatment; Desalination of water; Air and water conditioning and purification; Regeneration of water.

17.

REMINPREX

      
Application Number 013975511
Status Registered
Filing Date 2015-04-22
Registration Date 2015-08-12
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 01 - Chemical and biological materials for industrial, scientific and agricultural use
  • 11 - Environmental control apparatus
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Water treatment preparations; Chemical compositions for water treatment; Water treatment preparations; Hydroxide of calcium; Dolomite; Industrial minerals. Water treatment units; Water purification, desalination and conditioning installations; Sanitary installations, water supply and sanitation equipment; Water dispensers; Chemical installations for conditioning drinking water; Apparatus for water treatment. Water treatment and purification; Desalination of water; Air and water conditioning and purification; Regeneration of water.

18.

METHOD FOR ELIMINATING NITROGEN ANAEROBICALLY ON A PLASTIC SUPPORT

      
Application Number ES2013070631
Publication Number 2015/036629
Status In Force
Filing Date 2013-09-12
Publication Date 2015-03-19
Owner ACCIONA AGUA S.A. (Spain)
Inventor
  • Pérez Vizuete, Carme
  • Hernández Romero, Cristina
  • Rodríguez López, Carlos
  • Larrea Urcola, Luís
  • Irizar Picón, Ion

Abstract

The invention relates to a method for the elimination of nitrogen from wastewater, comprising the following steps: a) partial nitrification of the ammonium by means of autotrophic ammonia-oxidising bacteria; and b) anaerobic elimination of the inorganic nitrogen from the water obtained in (a) by means of autotrophic anaerobic bacteria; said method being characterised in that the autotrophic ammonia-oxidising bacteria of step (a) and the autotrophic anaerobic bacteria of step (b) are in the form of a biofilm on a support; and in that steps (a) and (b) are carried out in different tanks.

IPC Classes  ?

  • C02F 3/30 - Aerobic and anaerobic processes
  • C02F 3/34 - Biological treatment of water, waste water, or sewage characterised by the microorganisms used

19.

BRAINYSBR

      
Application Number 013576293
Status Registered
Filing Date 2014-12-16
Registration Date 2015-03-31
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 09 - Scientific and electric apparatus and instruments
  • 11 - Environmental control apparatus
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Controllers (regulators); Sensors and detectors; Programmable controllers; Operating system programs; Computer systems; Software; Measuring sensors. Air purgers for use with water supply installations; Purification installations for sewage; Water purification installations; Biological reactors for clarifying industrial effluents; Regulating and safety accessories for water apparatus; Stop valves for regulating water; Level control valves; Level controlling valves in tanks. Air and water conditioning and purification; Water treatment and purification; Waste water treatment.

20.

PROCESS FOR ELIMINATING MICROALGAE BY MEANS OF ULTRAFILTRATION

      
Application Number ES2013070362
Publication Number 2014/195528
Status In Force
Filing Date 2013-06-05
Publication Date 2014-12-11
Owner ACCIONA AGUA, S. A. (Spain)
Inventor
  • Sandín Rodríguez, Ricardo
  • Corzo García, Beatriz
  • Ferrero Polo, Enrique
  • Malfeito Sánchez, Jorge Juan

Abstract

The invention relates to a process for eliminating microalgae from water, characterised in that the concentration of microalgae is greater than 500 microalgae/ml, comprising the steps of: a) adding activated carbon to the water containing the microalgae; and b) filtering the water from step (a) using an ultrafiltration membrane.

IPC Classes  ?

  • C02F 1/44 - Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
  • C02F 1/28 - Treatment of water, waste water, or sewage by sorption
  • C02F 103/08 - Seawater, e.g. for desalination
  • C02F 101/30 - Organic compounds

21.

BRAINYMEM

      
Application Number 013514583
Status Registered
Filing Date 2014-12-01
Registration Date 2015-03-20
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 09 - Scientific and electric apparatus and instruments
  • 11 - Environmental control apparatus
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Controllers (regulators); Gas sensors; Measuring sensors; Programmable controllers; Sensors and detectors; Operating system programs; Computer systems; Computer software. Installations for airing; Aeration apparatus; Air purification installations; Air filtering installations; Air filters; Air purgers for use with water supply installations; Purification installations for sewage; Water purification installations. Air and water conditioning and purification; Water treatment and purification; Waste water treatment.

22.

DEVICE FOR CONTROLLING THE LEVEL OF SLUDGE IN LAMELLA SETTLERS

      
Application Number ES2013070273
Publication Number 2014/177728
Status In Force
Filing Date 2013-04-30
Publication Date 2014-11-06
Owner ACCIONA AGUA, S.A. (Spain)
Inventor Palacios Doñaque, Enrique

Abstract

The invention relates to a device for controlling the level of sludge in lamella settlers, comprising an arm allowing the insertion of the control device into the sludge through the lamellae, a probe connected to the arm, comprising a light emitter, a light sensor facing the light emitter, and a window arranged between the light emitter and the light sensor where the sludge enters, and at least one indicator that indicates the level of sludge in the lamella settler according to the variation of the intensity of the light received by the light sensor.

IPC Classes  ?

23.

FILTERING CARTRIDGE

      
Application Number ES2013070255
Publication Number 2014/174124
Status In Force
Filing Date 2013-04-22
Publication Date 2014-10-30
Owner ACCIONA AGUA, S.A. (Spain)
Inventor Palacios Doñaque, Enrique

Abstract

The invention relates to a filtering cartridge (1) comprising a main body (2) with an upper lid (3) and a lower lid (4), the main body splitting into an outer filtering area wherein a pre-layer with diatoms or other filtering medium can be formed, and an inner safety area. In the inner safety area, there is a tube collecting filtered water (5), which comprises windows (12) for the passage of water or the chemical products and is surrounded by a layer of a first separating net (7), a filtering means (8) and a second separating layer (9). The lower lid (4) comprises openings (13) that match the lower end of the filtering means (8) via which the water or cleaning products used to clean the filtering medium (8) is/are discharged.

IPC Classes  ?

  • B01D 37/02 - Precoating the filtering elements or materialAddition of filter aids to the liquid being filtered
  • B01D 29/15 - Supported filter elements arranged for inward flow filtration
  • B01D 29/54 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection arranged concentrically or coaxially
  • B01D 29/66 - Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps

24.

ELFA

      
Application Number 013333001
Status Registered
Filing Date 2014-10-07
Registration Date 2015-02-18
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 11 - Environmental control apparatus
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Purification installations for sewage; Water purification installations. Water treatment and purification; Waste water treatment.

25.

ULTRADAF

      
Application Number 011369758
Status Registered
Filing Date 2012-11-23
Registration Date 2013-04-26
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ?
  • 11 - Environmental control apparatus
  • 39 - Transport, packaging, storage and travel services
  • 40 - Treatment of materials; recycling, air and water treatment,

Goods & Services

Installations for water filtering; Water filtering units; Water treatment equipment, namely, Reverse osmosis filtration units; Apparatus for water filtration (other than machines): filtration units for purifying water; Waste water purification plants; Separating apparatus for waste water; Industrial waste water purification plants; Waste water purification apparatus; Water purification apparatus; Float valves (floaters); Separating apparatus for waste water; Purification installations for sewage. Distribution of waste water (transport); Disposal (transport) of waste water. Water treatment.

26.

ACTIDAFF

      
Application Number 011367604
Status Registered
Filing Date 2012-11-22
Registration Date 2013-04-25
Owner ACCIONA AGUA, S.A. (Spain)
NICE Classes  ? 11 - Environmental control apparatus

Goods & Services

Installations for water filtering; Water filtering units; Water treatment equipment, namely, Reverse osmosis filtration units; Apparatus for water filtration (other than machines): filtration units for purifying water; Waste water purification plants; Separating apparatus for waste water; Industrial waste water purification plants; Waste water purification apparatus; Water purification apparatus; Float valves (floaters); Separating apparatus for waste water; Purification installations for sewage; Installations for water filtering; Water filtering units; Water treatment equipment, namely, Reverse osmosis filtration units; Apparatus for water filtration (other than machines): filtration units for purifying water; Waste water purification plants; Separating apparatus for waste water; Industrial waste water purification plants; Waste water purification apparatus; Water purification apparatus; Float valves (floaters); Separating apparatus for waste water; Purification installations for sewage, Apparatus for filtering drinking water.

27.

SYSTEM AND METHOD FOR TREATING WATER

      
Application Number ES2010070513
Publication Number 2012/013829
Status In Force
Filing Date 2010-07-26
Publication Date 2012-02-02
Owner ACCIONA AGUA S. A. U. (Spain)
Inventor
  • Rodríguez López, Carlos
  • Hernández Romero, Crístina
  • Larrea Urcola, Luís

Abstract

The invention relates to a very effective method for biological removal of ammonia, specifically applied to returning waste water from the draining of sludge in urban Waste Water Treatment Plants, by implementing ammonia, nitrite and nitrate sensors on the line, in a system that includes the following units: a holding tank in which waste waters are stored; an anoxic tank for pre-denitrification using an external source that contains carbon-biomass both in the biofilm and in suspension; an aerated tank for nitrification in the biofilm and in suspension and recirculation to the anoxic tank; and a sedimentation tank for the clarifying the effluent and recirculating the sludge, if applicable. The design of the system and the controllers are based on a calibrated model.

IPC Classes  ?

  • C02F 3/00 - Biological treatment of water, waste water, or sewage
  • C02F 3/30 - Aerobic and anaerobic processes
  • C02F 101/16 - Nitrogen compounds, e.g. ammonia