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Class Information
Number: 210/218
Name: Liquid purification or separation > With means to add treating material > Directly applied to separator > Gas removed from closed tank
Description: Apparatus provided with means to remove gases or vapors from a liquid treating tank which is closed except for fluid handling inlets and/or outlets.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7604735 |
Combined chlorine and ozone generator sterilization system |
Oct. 20, 2009 |
| 7597801 |
Fluids fluxion method and plant for wastewater treatment |
Oct. 6, 2009 |
| 7445708 |
Plant for purifying water contaminated by droplets of hydrocarbonaceous liquid |
Nov. 4, 2008 |
| 7431833 |
Flowable material vessel |
Oct. 7, 2008 |
| 7288191 |
Sludge treatment apparatus |
Oct. 30, 2007 |
| 7198715 |
Device for separating fluid mixtures |
Apr. 3, 2007 |
| 7186334 |
Combined chlorine and ozone generator sterilization system |
Mar. 6, 2007 |
| 7156995 |
Aeration tank control valve system |
Jan. 2, 2007 |
| 7077208 |
Method and system for directing fluid flow |
Jul. 18, 2006 |
| 7022225 |
Water ozonation mixing and degassing system |
Apr. 4, 2006 |
| 6962654 |
Methods and apparatus for supplying high concentrations of dissolved oxygen and ozone for chemical and biological processes |
Nov. 8, 2005 |
| 6905601 |
Method and device for anaerobically fermenting organic material |
Jun. 14, 2005 |
| 6902668 |
Chemical dispensing apparatus |
Jun. 7, 2005 |
| 6881332 |
Sewage treatment apparatus |
Apr. 19, 2005 |
| 6881331 |
Assembly for purifying water |
Apr. 19, 2005 |
| 6875351 |
Methods and apparatus for oil demulsification and separation of oil and suspended solids from produced water |
Apr. 5, 2005 |
| 6866788 |
Method and device for purifying aqueous effluents by catalytic oxidation |
Mar. 15, 2005 |
| 6866775 |
Apparatus for treating metal-working fluid |
Mar. 15, 2005 |
| 6827820 |
Degassing centrifugal apparatus, process for pumping and degassing a fluid and process for producing paper or board |
Dec. 7, 2004 |
| 6811690 |
Method and apparatus for mixing fluids, separating fluids, and separating solids from fluids |
Nov. 2, 2004 |
| 6808637 |
System for producing ozone water and control method thereof |
Oct. 26, 2004 |
| 6790349 |
Mobile apparatus for treatment of wet material |
Sep. 14, 2004 |
| 6780331 |
Ozonation of contaminated liquids under high pressure |
Aug. 24, 2004 |
| 6730224 |
Advanced aerobic thermophilic methods and systems for treating organic materials |
May. 4, 2004 |
| 6716351 |
Enhanced biogas production from nitrogen bearing feed stocks |
Apr. 6, 2004 |
| 6710142 |
Method of extracting gaseous fluid |
Mar. 23, 2004 |
| 6669843 |
Apparatus for mixing fluids |
Dec. 30, 2003 |
| 6666967 |
Defoaming and air-water treating device |
Dec. 23, 2003 |
| 6638428 |
Method of preventing formation of bubbles during filtration operations |
Oct. 28, 2003 |
| 6627070 |
Apparatus for aeration in a water filter system |
Sep. 30, 2003 |
| 6599431 |
Purifying apparatus for contaminated water and ground water and method thereof |
Jul. 29, 2003 |
| 6585899 |
Mobile waste treatment system |
Jul. 1, 2003 |
| 6585886 |
Aerobic microbiological wastewater treatment reactor |
Jul. 1, 2003 |
| 6569332 |
Integrated anaerobic digester system |
May. 27, 2003 |
| 6565744 |
Waste water cleaning system |
May. 20, 2003 |
| 6555359 |
Process for the anaerobic treatment of flowable and nonflowable organic waste |
Apr. 29, 2003 |
| 6527960 |
Jet pump treatment of heavy oil production sand |
Mar. 4, 2003 |
| 6482322 |
Apparatus and method for treating sewage in cold climates |
Nov. 19, 2002 |
| 6406630 |
Curtain assembly for waste treatment |
Jun. 18, 2002 |
| 6391202 |
Process and apparatus for treating wastewater from oil plant processing and cereal processing |
May. 21, 2002 |
| 6383367 |
Method and apparatus for separating water from oil |
May. 7, 2002 |
| 6372131 |
Closed cover waste treatment system with ionic oxygen generator |
Apr. 16, 2002 |
| 6315893 |
Gas/liquid mixer with degasifier |
Nov. 13, 2001 |
| 6299782 |
Method and apparatus for treating liquid-containing material based on organic waste products |
Oct. 9, 2001 |
| 6299774 |
Anaerobic digester system |
Oct. 9, 2001 |
| 6251287 |
Apparatus and method for treating liquids |
Jun. 26, 2001 |
| 6153094 |
Wastewater treatment method and apparatus |
Nov. 28, 2000 |
| 6132629 |
Method and apparatus for continuous or intermittent supply of ozonated water |
Oct. 17, 2000 |
| 6117313 |
Method and apparatus for aquaculture and for water treatment related thereto |
Sep. 12, 2000 |
| 6099741 |
Method and apparatus for treating liquid-containing material based on organic waste products |
Aug. 8, 2000 |
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