C22B23/0476 - CPC Classification Index

ClassID:

119448 ⎘

C22B23/0476 - CPC Classification

Classification description:

Obtaining nickel or cobalt by wet processes Separation of nickel from cobalt

Sub-classes:

C22B23/0484 » {in acidic type solutions} 40
C22B23/0492 » {in ammoniacal type solutions} 3

Recent Application in this class:

20250183398

2025-06-05

METHOD USING SOLVENT EXTRACTION FOR SELECTIVE RECOVERY OF VALUABLE METAL FROM LITHIUM SECONDARY BATTERY WASTE MATERIAL

20220010407

2022-01-13

BATTERY RECYCLING BY HYDROGEN GAS INJECTION IN LEACH

20210354997

2021-11-18

Method for preparing a high-purity hydrated nickel sulphate

20180056399

2018-03-01

COBALT POWDER PRODUCTION METHOD

20170008083

2017-01-12

Method for producing nickel powder

20160355906

2016-12-08

Method of ore processing using mixture including acidic leach solution and oxidizing agent

20140023572

2014-01-23

Method of ore processing

20110283838

2011-11-24

Solvent extraction process for separating cobalt from nickel in aqueous solution

20100296988

2010-11-25

Selectively leaching cobalt from lateritic ores

#10

20100032382

2010-02-11

Method for scrubbing an amine type extractant after stripping

#11

20090056502

2009-03-05

HYDROMETALLURGICAL PROCESS FOR RECOVERY OF NICKEL AND COBALT

#12

20080289448

2008-11-27

Hybrid process using ion exchange resins in the selective recovery of nickel and cobalt from leaching effluents

#13

20080016986

2008-01-24

Production of ferro-nickel or nickel matte by a combined hydrometallurgical and pyrometallurgical process

#14

20070248514

2007-10-25

Solvent extraction process for separating cobalt and/or nickel from impurities in leach solutions

#15

20060228279

2006-10-12

Recovery of nickel, cobalt, iron, silica, zinc and copper from laterite ore by sulfuric acid leaching