ClassID:

84872

C01B25/42 - CPC Classification

Classification description:

Phosphorus; Compounds thereof; Oxyacids of phosphorus; Salts thereof; Phosphates; Condensed phosphates Pyrophosphates

Sub-classes:
Recent Application in this class:
#1
20250361145
2025-11-27

SYNTHESIS OF NANOSTRUCTURED ZIRCONIUM PHOSPHATE

#2
20250353747
2025-11-20

EFFECTIVE CALCIUM PHOSPHATE RADIATIVE COOLING MATERIALS

#3
20240182305
2024-06-06

PLATE-LIKE TITANIUM PYROPHOSPHATE AND METHOD FOR PRODUCING THE SAME

#4
20240150175
2024-05-09

STANNOUS PYROPHOSPHATE, AND METHODS OF PRODUCING THE SAME

#5
20210111406
2021-04-15

Positive electrode material for secondary battery, method for manufacturing the same, and lithium-ion secondary battery

#6
20200095127
2020-03-26

Method for the manufacture of Fe(II)P/Fe(II)MetP compounds

#7
20190263661
2019-08-29

Mechanically stable composite electrolyte for intermediate temperature fuel cell with improved proton conductivity and methods thereof

#8
20190194045
2019-06-27

Anti-scaling composition for water systems

#9
20180249750
2018-09-06

Powder containing ferric pyrophosphate and method for producing same

#10
20180219226
2018-08-02

Positive electrode material for secondary battery, method for manufacturing the same, and lithium-ion secondary battery

#11
20170304493
2017-10-26

Pyrophosphate type material, process for preparing such a material and use for bone repair

#12
20170054151
2017-02-23

Nickel hydrogen battery

#13
20160315321
2016-10-27

Cathode active material for sodium batteries, and sodium battery

#14
20160164095
2016-06-09

Positive electrode active material for secondary battery

#15
20160032076
2016-02-04

Salts of pyrophosphonic acid as flame retardants

#16
20150353513
2015-12-10

Process for producing pyrophosphate

#17
20150303470
2015-10-22

Cathode active material for sodium secondary battery and method for manufacturing the cathode active material for sodium secondary battery

#18
20150218000
2015-08-06

Preparation method of battery composite material and precursor thereof

#19
20150072238
2015-03-12

Transition metal-pyrophosphate anode active material, method of preparing the same, and lithium secondary battery or hybrid capacitor including the anode active material

#20
20150030929
2015-01-29

Condensed polyanion electrode

#21
20130294994
2013-11-07

Method for producing pyrophosphate

#22
20120301384
2012-11-29

Process for preparing monobasic pyrophosphate materials

#23
20120235082
2012-09-20

Pyrophosphate compound and production process thereof

#24
20120219859
2012-08-30

Electrode materials for magnesium batteries

#25
20120219856
2012-08-30

ELECTRODE MATERIALS FOR MAGNESIUM BATTERIES

#26
20120070509
2012-03-22

Silver-based inorganic antimicrobial agent, method for preparing the same and antimicrobial product

#27
20110117149
2011-05-19

INORGANIC NANOTUBES

#28
20110111110
2011-05-12

Product containing magnesium pyrophosphate and use thereof as a raising acid for the production of bakery products

#29
20100105927
2010-04-29

POLYNARY VANADYL PYROPHOSPHATE

#30
20100012923
2010-01-21

Dopant material, dopant material manufacturing method, and semiconductor device using the same

#31
20100009235
2010-01-14

METAL PHOSPHATE AND METHOD FOR PRODUCING THE SAME

#32
20090297912
2009-12-03

METAL PHOSPHATE

#33
20070224483
2007-09-27

Presursor Organic of Tetravalent Metal Phosphates and Pyrophosphates and Their Use for Electrode Modification and for the Preparation of Composite Membrane for Fuel Cells Working at Temperatures>90c and / or at Low Relative Humidity