C02F3/206 - CPC Classification Index

ClassID:

86371 ⎘

C02F3/206 - CPC Classification

Classification description:

Biological treatment of water, waste water, or sewage; Aerobic processes; Activated sludge processes using diffusers; Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with helical screw impellers

Recent Application in this class:

20170014782

2017-01-19

Gas injection method and apparatus

20160107909

2016-04-21

Orbital wastewater treatment system and method of operating same

20150041376

2015-02-12

Integrated water treatment system

20140319054

2014-10-30

Apparatus and method for enhanced wastewater treatment

20130208557

2013-08-15

Gas injection method and apparatus

20120187587

2012-07-26

Apparatus for mixing gasses and liquids

20100207285

2010-08-19

Underwater aeration device

20100096324

2010-04-22

System and method for reducing pollution in a body of water

20100093074

2010-04-15

Floating oxygenation circulator platform (OCP) with sub-vortex induction means

#10

20090075364

2009-03-19

SYSTEM FOR MIXING HIGH VISCOUS LIQUIDS WITH GAS

#11

20090050562

2009-02-26

Method for activated sludge wastewater treatment with high dissolved oxygen levels

#12

20090050552

2009-02-26

System for activated sludge wastewater treatment with high dissolved oxygen levels

#13

20080118946

2008-05-22

Method for mixing high viscous liquids with gas

#14

20080116132

2008-05-22

System and method for oxygenating an aerobic sludge digester

#15

20070200262

2007-08-30

Apparatus for mixing gasses and liquids