ClassID:

85919

C01G37/02 - CPC Classification

Classification description:

Compounds of chromium Oxides or hydrates thereof

Sub-classes:
Recent Application in this class:
#1
20250282633
2025-09-11

SEQUENTIAL HYDROMETALURGICAL RECOVERY OF METAL VALUES WITH SEQUESTERED CARBON

#2
20250109511
2025-04-03

Method for directly preparing trivalent chromium compound by electrochemical oxidation of ferrochrome

#3
20230416107
2023-12-28

RECYCLING OF COMPONENTS CONTAINED IN A RESIDUE OBTAINED FROM THE CHLORIDE PROCESS

#4
20230406721
2023-12-21

Cu—Cr—Zn—O based pigment

#5
20200354215
2020-11-12

Water-Gas Shift Catalyst

#6
20200109085
2020-04-09

Interfacial bonding oxides for glass-ceramic-to-metal seals

#7
20190284661
2019-09-19

Treatment method for resource recycling of hexavalent chromium-containing residues

#8
20190194777
2019-06-27

Detoxification treatment method for extracting and recycling chromium from hexavalent chromium-containing residues

#9
20180327259
2018-11-15

Water-gas shift catalyst

#10
20180141812
2018-05-24

Method for generating oxygen from compositions comprising ionic liquids

#11
20180141029
2018-05-24

USE OF IONIC LIQUIDS IN COMPOSITIONS FOR GENERATING OXYGEN

#12
20180093261
2018-04-05

Process for preparing an iron-chromium catalyst with a platinum promoter, and catalyst consisting of iron chromium with a platinum promoter

#13
20180076342
2018-03-15

Spectrally selective solar absorbing coating and a method for making it

#14
20180005739
2018-01-04

Magnetic material and electronic component

#15
20170237076
2017-08-17

Electrically conductive member, cell stack device, module, module housing device, and method for manufacturing electrically conductive member

#16
20170158524
2017-06-08

Nanoplatelet metal oxides

#17
20170113207
2017-04-27

Preparation method of particle size-controlled, chromium oxide particles or composite particles of iron oxide-chromium alloy and chromium oxide

#18
20160151768
2016-06-02

Mesoporous materials and processes for preparation thereof

#19
20160151767
2016-06-02

Mesoporous materials and processes for preparation thereof

#20
20150321916
2015-11-12

Atomically thin crystals and films and process for making same

#21
20140119998
2014-05-01

Method for producing sodium tungstate, method for collecting tungsten, apparatus for producing sodium tungstate, and method for producing sodium tungstate aqueous solution

#22
20140112847
2014-04-24

Method for producing sodium tungstate, method for collecting tungsten, apparatus for producing sodium tungstate, and method for producing sodium tungstate aqueous solution

#23
20140011031
2014-01-09

Method for manufacturing refractory grains containing chromium(III) oxide

#24
20120247271
2012-10-04

PROCESS FOR RECOVERING METALS AND METAL COMPOUNDS FROM MINED ORE AND OTHER METAL-BEARING RAW SOURCE MATERIALS

#25
20120034154
2012-02-09

PRODUCTION OF HYDROGEN THROUGH OXIDATION OF METAL SULFIDES

#26
20110300040
2011-12-08

Method for producing sodium tungstate, method for collecting tungsten, apparatus for producing sodium tungstate, and method for producing sodium tungstate aqueous solution

#27
20110168299
2011-07-14

PROCESS FOR PRODUCING AN AQUEOUS SOLUTION CONTAINING A SOURCE OF CHROMIUM (III)

#28
20110162974
2011-07-07

METHOD FOR MANUFACTURING CHROMIUM HYDROXIDE

#29
20110143139
2011-06-16

Nanoplatelet metal hydroxides and methods of preparing same

#30
20110091371
2011-04-21

SOLUBLE HOMO- AND HETEROMETALLIC COORDINATION POLYMERS BASED ON THE OXALATE LIGAND AND METHOD FOR OBTAINING SPINELS FROM THEM

#31
20100322831
2010-12-23

METHOD FOR THE PRODUCTION OF METAL PRODUCTS

#32
20100278686
2010-11-04

Process for recovering metals and metal compounds from mined ore and other metal-bearing raw source materials

#33
20100266697
2010-10-21

Mixed ligand surface-modified nanoparticles

#34
20100266485
2010-10-21

Process for producing nanoparticles

#35
20100116679
2010-05-13

CHROMIUM HYDROXIDE, PROCESS OF PREPARING THE SAME, TRIVALENT CHROMIUM-CONTAINING LIQUID PREPARED USING THE SAME, AND CHROMIUM PLATING METHOD USING THE SAME

#36
20090162273
2009-06-25

Chromium oxide powder having a reduced level of hexavalent chromium and a method of making the powder

#37
20090065400
2009-03-12

Oxidatively regenerable adsorbents for sulfur removal

#38
20080305025
2008-12-11

Methods for Production of Metal Oxide Nano Particles, and Nano Particles and Preparations Produced Thereby

#39
20080268656
2008-10-30

METHOD OF FORMING OXIDE-BASED NANO-STRUCTURED MATERIAL

#40
20080260612
2008-10-23

Oxidation of metallic materials as part of an extraction, purification and/or refining process

#41
20070107549
2007-05-17

Metalothermic reduction of refractory metal oxides

#42
20070100172
2007-05-03

Preparation and application of novel chromium based nanocatalyst for gas-phase fluorination and hydrofluorination reactions

#43
20060269463
2006-11-30

Method for manufacturing metal oxide hollow nanoparticles and metal oxide hollow nanoparticles manufactured by the same

#44
20060211152
2006-09-21

Synthetic control of metal oxide nanocrystal sizes and shapes

#45
20060182698
2006-08-17

Preparation of chromium oxide pigment with reduced chromium (vi) content

#46
20050271577
2005-12-08

Chromium dioxide (CrO) and composites of chromium dioxide and other oxides of chromium such as CrO/CrOand CrO/CrO) and process for manufacturing the same

#47
20050152829
2005-07-14

Supermicroporous metal oxides

#48
20050115362
2005-06-02

Molecular decomposition processes for the synthesis of nanosize metallic powders

#49
15340797
2020-02-18

Interfacial bonding oxides for glass-ceramic-to-metal seals