ClassID:

86279

C02F1/5254 - CPC Classification

Classification description:

Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using magnesium compounds and phosphoric acid for removing ammonia

Recent Application in this class:
#1
20260049010
2026-02-19

SYSTEM FOR TREATING WASTEWATER USING ELECTROCHEMISTRY

#2
20230002259
2023-01-05

TABLETS, METHODS AND DEVICES FOR TREATING CONTAMINATED WATER

#3
20220411294
2022-12-29

REDUCTION OF AMMONIA EMISSION FROM LIVESTOCK HOUSING

#4
20220315460
2022-10-06

Decomposition of struvite

#5
20220081330
2022-03-17

REMOVAL OF MATERIALS FROM WATER

#6
20220073383
2022-03-10

System for removal of phosphorus and nitrogen from water

#7
20220009812
2022-01-13

METHOD OF TREATING A LIQUID INCLUDING AN ORGANOFLUORINE

#8
20210363039
2021-11-25

Preparation Method and Application of External Carbon Source by Denitrification from Lake Algae

#9
20210331950
2021-10-28

METHOD AND ASSEMBLY FOR RECOVERING MAGNESIUM AMMONIUM PHOSPHATE

#10
20210317016
2021-10-14

METHODS AND APPARATUS FOR NUTRIENT AND WATER RECOVERY FROM WASTE STREAMS

#11
20210300802
2021-09-30

Process and apparatus for sized nutrient recovery from wastewater by elutriation

#12
20210188666
2021-06-24

Removal of materials from water

#13
20210179458
2021-06-17

Method and assembly for recovering magnesium ammonium phosphate

#14
20210179456
2021-06-17

Removal of phosphorus and nitrogen from water

#15
20210171370
2021-06-10

Methods of removing polymers from treatment fluids for use in subterranean formations

#16
20210114879
2021-04-22

Method for recovering N, K, and P from liquid waste stream

#17
20210039976
2021-02-11

A Method and a System for Providing at Least One Input Parameter of Sludge Dewatering Process of a Wastewater Treatment Plant

#18
20210032133
2021-02-04

Method and assembly for recovering magnesium ammonium phosphate

#19
20200239330
2020-07-30

System for resource recovery from poultry processing wastewater

#20
20190256388
2019-08-22

Process for removing silica from produced water and other wastewater streams

#21
20190225495
2019-07-25

Methods and systems for recovering phosphorus from wastewater including digestate recycle

#22
20190002321
2019-01-03

Recovery of phosphorus compounds from wastewater

#23
20170275195
2017-09-28

Method and arrangement for wastewater treatment

#24
20170029306
2017-02-02

Water treatment system and power generation facility

#25
20160347630
2016-12-01

Systems and methods for recovering ammonium and phosphorus from liquid effluents

#26
20140319068
2014-10-30

METHODS FOR TREATING METALS AND METALLOIDS

#27
20140197111
2014-07-17

Methods and systems for wastewater treatment and resource recovery

#28
20140178281
2014-06-26

Methods and systems for recovering phosphorus from wastewater including digestate recycle

#29
20140076799
2014-03-20

Methods and systems for treating wastewater

#30
20130105401
2013-05-02

Method for removing phosphorus and nitrogen contained in sewage or wastewater using iron ore wastewater

#31
20120261338
2012-10-18

METHODS AND APPARATUS FOR STRUVITE RECOVERY USING UPSTREAM PHOSPHATE INJECTION

#32
20120261334
2012-10-18

METHODS AND APPARATUS FOR STRUVITE RECOVERY USING UPSTREAM CO2 INJECTION

#33
20120211433
2012-08-23

Continuous flow reactor and method of using the same for treating nitrogen and phosphorus-containing wastewater

#34
20120205313
2012-08-16

Sulfate removal from aqueous waste streams with recycle

#35
20120031849
2012-02-09

AERATED REACTOR APPARATUS AND METHODS

#36
20110259821
2011-10-27

Methods and Systems for Treating Wastewater

#37
20110203998
2011-08-25

Method for removing ammonia nitrogen in coking wastewater

#38
20100322839
2010-12-23

Nitrogen-rich waste water treatment method and method for producing struvite

#39
20100170845
2010-07-08

Waste activated sludge phosphorus and magnesium stripping process and struvite production system

#40
20100047134
2010-02-25

Fluidized bed wastewater treatment apparatus

#41
20090194476
2009-08-06

Waste activated sludge stripping to remove internal phosphorus

#42
20090180945
2009-07-16

Liquid and solid effluent treatment process

#43
20090139289
2009-06-04

Biowaste treatment

#44
20090013742
2009-01-15

Compositions and methods for wastewater treatment

#45
20080308505
2008-12-18

System and Process for Removal of Phosphorous and Ammonia from Aqueous Streams

#46
20080257826
2008-10-23

Fluidized bed wastewater treatment

#47
20080073265
2008-03-27

Process for the simultaneous removal of BOD and phosphate from waste water

#48
20070215551
2007-09-20

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

#49
20060231497
2006-10-19

Waste water treatment

#50
20060163134
2006-07-27

Digested sludge treatment apparatus

#51
20060108291
2006-05-25

Hog manure treatment method

#52
20060000782
2006-01-05

Method for removing phosphorus from waste lagoon effluent

#53
20050247639
2005-11-10

Reduction in biological oxygen demand levels in waste water effluents

#54
20050051495
2005-03-10

Apparatus for removing phosphorus from waste lagoon effluent

#55
20050016919
2005-01-27

Apparatus for treating organic wastewater and sludge

#56
20050004410
2005-01-06

Method of treating fluorine compounds and treated substance

#57
17580282
2022-06-28

Removal of ammoniacal nitrogen from landfill leachates

#58
14545681
2017-09-05

Treatment of produced water from unconventional hydrocarbons exploration