ClassID:

84843

C01B25/28 - CPC Classification

Classification description:

Phosphorus; Compounds thereof; Oxyacids of phosphorus; Salts thereof; Phosphates Ammonium phosphates

Recent Application in this class:
#1
20260109602
2026-04-23

METHOD TO MAKE PHOSPHORIC ACID AND AMMONIUM PHOSPHATES FROM PHOSPHATE MINERAL

#2
20250283237
2025-09-11

SULFUR DIOXIDE DEPOLARIZED ELECTROLYSIS AND ELECTROLYZER THEREFORE

#3
20250257476
2025-08-14

SYSTEMS AND METHODS FOR INCREASED SULFURIC ACID CONCENTRATION FROM SULFUR DIOXIDE DEPOLARIZED ELECTROLYSIS AND USES THEREOF

#4
20250236522
2025-07-24

METHOD OF RECOVERING AND REUSING PHOSPHORIC ACID FROM FERMENTATION BROTH OR FERMENTATION WASTE LIQUID

#5
20240271302
2024-08-15

SULFUR DIOXIDE DEPOLARIZED ELECTROLYSIS AND ELECTROLYZER THEREFORE

#6
20240228287
2024-07-11

SUSTAINABLE PLASMA NITROPHOSPHATE PROCESS FOR PRODUCTION OF NITROGEN AND PHOSPHOROUS PRODUCTS AND FOR CARBON SEQUESTRATION

#7
20240132354
2024-04-25

SUSTAINABLE PLASMA NITROPHOSPHATE PROCESS FOR PRODUCTION OF NITROGEN AND PHOSPHOROUS PRODUCTS AND FOR CARBON SEQUESTRATION

#8
20240110305
2024-04-04

Sulfur dioxide depolarized electrolysis and electrolyzer therefore

#9
20230294038
2023-09-21

SUSTAINABLE DESALINATION SYSTEMS AND METHODS

#10
20210292169
2021-09-23

METHOD TO MAKE PHOSPHORIC ACID AND AMMONIUM PHOSPHATES FROM PHOSPHATE MINERALS

#11
20210114878
2021-04-22

Method for production of ammonium phosphate from phosphate rock slurry

#12
20210052928
2021-02-25

LONG-TERM RETARDANT AND FIRE-SUPPRESSING GEL COMPOSITIONS

#13
20190225517
2019-07-25

Wastewater treatment with customized phosphate control

#14
20180354796
2018-12-13

Method for preparation of graft modified ammonium polyphosphate with ultra-low hydroplaning and resistance to hydrolysis and application thereof

#15
20180297846
2018-10-18

Production of phosphate compounds from materials containing phosphorus and at least one of iron and aluminium

#16
20180222809
2018-08-09

Method for manufacturing an ammonium phosphate fertilizer having low cadmium content

#17
20180220807
2018-08-09

FLAME RETARDANT COVER

#18
20170275167
2017-09-28

Method of phosphorus removal and recovery

#19
20160297719
2016-10-13

Source of phosphate for agriculture and the food industry

#20
20160060113
2016-03-03

Production of phosphate compounds from materials containing phosphorus and at least one of iron and aluminium

#21
20150360946
2015-12-17

Production of ammonium phosphates

#22
20150014590
2015-01-15

Claus plant preprocessing systems and methods for removal of ammonia from claus plant feed gases

#23
20140033778
2014-02-06

Conversion of acid gas to sulphate or phosphate-based fertilizers

#24
20130334144
2013-12-19

Reactor for precipitating solutes from wastewater and associated methods

#25
20120252999
2012-10-04

Production of chemical compounds

#26
20120171299
2012-07-05

Crystallization of poly ammonium phosphate in particular organic material and uses thereof

#27
20120070359
2012-03-22

Production of ammonium phosphates

#28
20100068113
2010-03-18

Phosphorus recovery

#29
20090110624
2009-04-30

Processes for Producing Phosphates

#30
20070166217
2007-07-19

Method for producing strong base phosphates

#31
20060222581
2006-10-05

Process for producing high purity phosphates