ClassID:

86497

C02F2103/005 - page 2 - CPC Classification

Classification description:

Nature of the water, waste water, sewage or sludge to be treated Black water originating from toilets

Recent Application in this class:
#301
20070296858
2007-12-27

Cadence detection in a sequence of video fields

#302
20070256973
2007-11-08

Method and apparatus for separation of chemical materials from feces

#303
20070227985
2007-10-04

Method and apparatus for separation of chemical materials from feces

#304
20070221362
2007-09-27

Disinfection System

#305
20070215551
2007-09-20

Method And Device For Treatment And Loop-Processing Of Waste Waters

#306
20070187338
2007-08-16

Mobile or stationary modular self-contained dehydration toilet, dehydration engine, and gray water recovery system

#307
20070125717
2007-06-07

Method and system for biologic decontamination of a vessel's ballast water

#308
20070124853
2007-06-07

Treatment apparatus for excrement of rest room

#309
20070114182
2007-05-24

Wastewater treatment system for a marine vessel

#310
20070090030
2007-04-26

Complete Water Management Process and System

#311
20070068879
2007-03-29

Dual-train wastewater reclamation and treatment system

#312
20060260991
2006-11-23

Filtering device

#313
20060249454
2006-11-09

Portable apparatus for in-transport treatment of waste

#314
20060206996
2006-09-21

Dehydration toilet having an infusion odor capturing steam and water recovery system

#315
20060163157
2006-07-27

Supported biofilm process

#316
20060144800
2006-07-06

Sewage treatment system for use in marine toilet and other remote toilets

#317
20060091083
2006-05-04

Mobile or stationary modular self-contained dehydration toilet, dehydration engine, and gray water recovery system

#318
20060054552
2006-03-16

Membrane bioreactor, process and aerator

#319
20060043016
2006-03-02

Septic tank

#320
20060037896
2006-02-23

Supported biofilm apparatus

#321
20060011537
2006-01-19

Septic tank free from dung-sucking operation

#322
20060011525
2006-01-19

Water treatment for an aircraft

#323
20050161398
2005-07-28

Aerobic wastewater management system, apparatus, and method

#324
20050145563
2005-07-07

Process and apparatus for waste water treatment

#325
20050103696
2005-05-19

Sewage treatment plant

#326
20050098496
2005-05-12

Process and assembly for the treatment of waste water on ships

#327
20050061725
2005-03-24

Membrane bioreactor, process and aerator

#328
20050040104
2005-02-24

Method, apparatus and system for removal of contaminants from water

#329
20050028261
2005-02-10

Filtering apparatus of circulating flush toilet

#330
20050016910
2005-01-27

Waste water filtering and recycling system

#331
20050006317
2005-01-13

Systems for water purification through supercritical oxidation

#332
20050006304
2005-01-13

Apparatus and method for the treatment of waste

#333
17963512
2024-09-03

Wastewater spray distribution apparatus

#334
17858301
2025-05-27

System and method for wastewater treatment

#335
17847855
2025-11-04

Apparatus for water filtration, ozone, and ultraviolet disinfection

#336
17565169
2022-05-31

Method for anaerobically fermenting organic solid waste

#337
17218565
2021-11-02

System and method for water purification

#338
16990095
2022-10-18

Wastewater spray distribution apparatus

#339
16916596
2022-03-22

Scat trap aerator and filter system

#340
16879250
2022-01-18

Apparatus and method for recycling blackwater and greywater at oil and gas well sites

#341
16739989
2023-01-31

Osmotic system and method for food and oxygen production

#342
16681688
2021-10-12

Waste processing toilet for use in locations having limited utility service

#343
16007495
2020-06-02

Apparatus and method for recycling blackwater and greywater at oil and gas well sites

#344
15814968
2019-12-10

Mobile wastewater treatment system

#345
15611336
2020-11-24

Wastewater disinfection system

#346
14027328
2018-01-09

System and method for treating wastewater entering a septic tank