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Class Information
Number: 261/DIG.42
Name: Gas and liquid contact apparatus > Ozonizers
Description:
Patents under this class:
Patent Number |
Title Of Patent |
Date Issued |
8647501 |
Method and apparatus for programably treating water in a water cooler |
Feb. 11, 2014 |
8500993 |
Method and apparatus for programably treating water in a water cooler |
Aug. 6, 2013 |
8403305 |
Gas/liquid mixing device |
Mar. 26, 2013 |
8366920 |
Method and apparatus for programably treating water in a water cooler |
Feb. 5, 2013 |
8343341 |
Method and apparatus for sanitizing water dispensed from a water dispenser having a reservoir |
Jan. 1, 2013 |
8298418 |
Method and installation for bringing ozone into contact with a flow of liquid, in particular a flow of drinking water or wastewater |
Oct. 30, 2012 |
8182678 |
Flow through wastewater treatment apparatus |
May. 22, 2012 |
8152142 |
Service water pipe faucet direct-connected ozone water producer with self-power generator |
Apr. 10, 2012 |
8143051 |
Systems and methods for maintaining the dominance and increasing the biomass production of nannochloropsis in an algae cultivation system |
Mar. 27, 2012 |
8124009 |
Method of aeration disinfecting and drying grain in bulk and pretreating seeds and a transverse blow silo grain dryer therefor |
Feb. 28, 2012 |
8029678 |
Method for treating water, in particular drinking water, and water treatment plant |
Oct. 4, 2011 |
8025807 |
Method for treating rinse water in decontamination devices |
Sep. 27, 2011 |
8007666 |
Apparatus for sanitizing water dispensed from a water dispenser having a reservoir |
Aug. 30, 2011 |
7931816 |
Method, apparatus and systems for treating contaminants in a waste fluid |
Apr. 26, 2011 |
7736494 |
Ozone delivery system including a variable pitch gas-fluid contact device |
Jun. 15, 2010 |
7572368 |
Water treatment apparatus |
Aug. 11, 2009 |
7569140 |
Directional spargewell system |
Aug. 4, 2009 |
7488419 |
Water faucet containing water mixed with ozone |
Feb. 10, 2009 |
7427351 |
Water preconditioning system |
Sep. 23, 2008 |
7422684 |
Method and apparatus for sanitizing water dispensed from a water dispenser having a reservoir |
Sep. 9, 2008 |
7378014 |
Method and apparatus for sanitizing water dispensed from a water dispenser having a reservoir |
May. 27, 2008 |
7097160 |
Apparatus for treating a liquid with a gas |
Aug. 29, 2006 |
7022225 |
Water ozonation mixing and degassing system |
Apr. 4, 2006 |
6955341 |
Apparatus for dissolving gas into liquid |
Oct. 18, 2005 |
6821443 |
Process for producing ozone-containing sterilizing water and an apparatus used therefor |
Nov. 23, 2004 |
6808637 |
System for producing ozone water and control method thereof |
Oct. 26, 2004 |
6805791 |
Ozonated water flow and concentration control apparatus |
Oct. 19, 2004 |
6773610 |
Method for controlling biofilm |
Aug. 10, 2004 |
6716340 |
Water treatment system |
Apr. 6, 2004 |
6648307 |
Method to increase the quantity of dissolved gas in a liquid and to maintain the increased quantity of dissolved gas in the liquid until utilized |
Nov. 18, 2003 |
6623635 |
Assembly for purifying water |
Sep. 23, 2003 |
6596161 |
Laminated microporous diffuser |
Jul. 22, 2003 |
6500333 |
System and process for treating waste water |
Dec. 31, 2002 |
6495036 |
Diffuser for ozone disinfection of water |
Dec. 17, 2002 |
6488271 |
Method to increase the quantity of dissolved gas in a liquid and to maintain the increased quantity of dissolved gas in the liquid until utilized |
Dec. 3, 2002 |
6447733 |
Fluid contact chamber |
Sep. 10, 2002 |
6447676 |
Springbox for water remediation |
Sep. 10, 2002 |
6436285 |
Laminated microporous diffuser |
Aug. 20, 2002 |
6423235 |
Column gas-liquid contacting apparatus and its use thereof |
Jul. 23, 2002 |
6343779 |
Water distribution piping of gas-dissolved cleaning water |
Feb. 5, 2002 |
6325359 |
Device and method for producing gas solution and cleaning device |
Dec. 4, 2001 |
6315942 |
System for delivery of gas-enriched fluids |
Nov. 13, 2001 |
6303085 |
Radical generating system |
Oct. 16, 2001 |
6287465 |
Ozone deodorizer |
Sep. 11, 2001 |
6207064 |
Ozone contact chamber |
Mar. 27, 2001 |
6186170 |
Ozone-water feeding facility |
Feb. 13, 2001 |
6162359 |
Method for recuperating vent gas coming from an ozonization reactor |
Dec. 19, 2000 |
6156159 |
Device for mixing of a fluid into a pulp-suspension |
Dec. 5, 2000 |
6153111 |
Method and apparatus for purifying water |
Nov. 28, 2000 |
6076808 |
Apparatus for producing ozonated water |
Jun. 20, 2000 |
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