C01G37/00 - CPC Classification Index

ClassID:

85916 ⎘

C01G37/00 - CPC Classification

Classification description:

Compounds of chromium

Sub-classes:

C01G37/003 » {Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange} 2
C01G37/006 » {Compounds containing, besides chromium, two or more other elements, with the exception of oxygen or hydrogen} 50
C01G37/02 » Oxides or hydrates thereof 47
C01G37/04 » Chromium halides 3
C01G37/08 » Chromium sulfates 2
C01G37/14 » Chromates; Bichromates 28

Recent Application in this class:

20190233711

2019-08-01

Iron sulfide dissolver

20190119780

2019-04-25

Process for recovering components from pickling acid residue

20180294480

2018-10-11

High capacity sodium-ion battery positive electrode material

20180237345

2018-08-23

Shaded zirconia ceramic material and machinable sintered ceramic bodies made therefrom

20170073530

2017-03-16

Solar energy absorbing coatings and methods of fabrication

20150166411

2015-06-18

Method for reducing hexavalent chromium in oxidic solids

20140105812

2014-04-17

Process for preparing chromium(III) oxide

20130295003

2013-11-07

Method for producing sodium chromite

20130216471

2013-08-22

Process for preparing chromium(III) oxide

#10

20130156683

2013-06-20

Method of reducing magnetic and/or oxidic contaminants in lithium metal oxygen compounds

#11

20120199787

2012-08-09

AQUEOUS SOLUTION OF CHROMIUM SALT AND METHOD FOR PRODUCING SAME

#12

20120137830

2012-06-07

Method for extracting hexavalent chromium in a polymer material

#13

20120132868

2012-05-31

Process for preparing precursors for transition metal mixed oxides

#14

20120103912

2012-05-03

MIXED VALENCY METAL SULFIDE SORBENTS FOR HEAVY METALS

#15

20110294652

2011-12-01

Method for preparing pyrochlore oxide, polymer electrolyte fuel cell, fuel cell system, and method for producing electro catalyst for fuel cell

#16

20110168051

2011-07-14

Chromium (III) carbonate and process for producing the same

#17

20110162974

2011-07-07

METHOD FOR MANUFACTURING CHROMIUM HYDROXIDE

#18

20110162556

2011-07-07

CHROMIUM (III)-CONTAINING AQUEOUS SOLUTION AND PROCESS FOR PRODUCING THE SAME

#19

20110052484

2011-03-03

Process for the preparation of lithium metal oxides involving fluidized bed techniques

#20

20100322831

2010-12-23

METHOD FOR THE PRODUCTION OF METAL PRODUCTS

#21

20100126562

2010-05-27

Special effect pigments

#22

20100095867

2010-04-22

Aqueous solution of chromium salt and method for producing same

#23

20090081116

2009-03-26

Rare vanadium derivative

#24

20080087553

2008-04-17

Method of extracting hexavalent chromium

#25

20070264834

2007-11-15

Method for synthesis of colloidal nanoparticles

#26

20070224097

2007-09-27

Methods of treatment of chromite ore processing residue

#27

20070086938

2007-04-19

Aqueous solution of chromium salt and method for producing same

#28

20070056840

2007-03-15

MODIFIED PROCESS FOR SYNTHESIS OR PEROVSKITE CERAMICS

#29

20060060998

2006-03-23

Method for synthesis of colloidal nanoparticles

#30

20050152829

2005-07-14

Supermicroporous metal oxides

#31

20050095445

2005-05-05

Ferromagnetic ZnO-type compound including transition metallic element and method for adjusting ferromagnetic characteristics thereof