ClassID:

119438

C22B23/04 - CPC Classification

Classification description:

Obtaining nickel or cobalt by wet processes

Sub-classes:
Recent Application in this class:
#1
20250327150
2025-10-23

ENERGY EFFICIENT SALT-FREE RECOVERY OF METAL FROM DROSS

#2
20250163538
2025-05-22

PRECIPITATION SYSTEM FOR HYDROMETALLURGICAL PROCESSING OF LATERITE NICKEL ORE

#3
20250149669
2025-05-08

METHOD OF EXTRACTING METAL FROM SALT SOLUTION DERIVED FROM SPENT BATTERY

#4
20250015378
2025-01-09

RECYCLING METHODS FOR LITHIUM-ION BATTERIES

#5
20240183004
2024-06-06

SEPARATION METHOD FOR A SEPARATION TARGET METAL

#6
20230357888
2023-11-09

ENERGY EFFICIENT SALT-FREE RECOVERY OF METAL FROM DROSS

#7
20230046406
2023-02-16

CHROMATOGRAPHIC METHOD FOR SEPARATING TRANSITION METALS

#8
20220098702
2022-03-31

Method for recovering valuable metal

#9
20210380886
2021-12-09

Method for anaerobically cracking power battery

#10
20210188659
2021-06-24

Method for treating pickling acid residue

#11
20200332392
2020-10-22

ENERGY EFFICIENT SALT-FREE RECOVERY OF METAL FROM DROSS

#12
20190047052
2019-02-14

METHOD FOR PRODUCING NICKEL POWDER

#13
20180073099
2018-03-15

Treatment of degraded oxime metal extractants in process organic solutions

#14
20170320139
2017-11-09

METHOD FOR PRODUCING NICKEL MICROPARTICLES

#15
20160102408
2016-04-14

Metal stripping additive, composition containing the same, and method for stripping metal by using the composition

#16
20160049700
2016-02-18

Method for removing copper and aluminum from an electrode material, and process for recycling electrode material from waste lithium-ion batteries

#17
20150174660
2015-06-25

Method for producing nickel microparticles

#18
20150105480
2015-04-16

Method for recycling noble metals from Fischer-Tropsch products

#19
20150030760
2015-01-29

Method for producing microparticles by growing a precipitated seed microparticle

#20
20150014225
2015-01-15

Method for recovering chromite, and method for wet smelting of nickel oxide ore

#21
20150000466
2015-01-01

Production of high grade nickel product

#22
20140348731
2014-11-27

Method for producing cobalt sulfate

#23
20140020510
2014-01-23

Recovery of base metals from sulphide ores and concentrates

#24
20130287621
2013-10-31

Method for recovering valuable material from lithium-ion secondary battery, and recovered material containing valuable material

#25
20130186236
2013-07-25

Energy Efficient Salt-Free Recovery Of Metal From Dross

#26
20130150232
2013-06-13

Slurry catalyst and slurry flakes valorization

#27
20120213680
2012-08-23

Hydromethanation of a carbonaceous feedstock with nickel recovery

#28
20120161374
2012-06-28

Hydrometallurgical plant of nickel laterite ore and operation method thereof

#29
20090241731
2009-10-01

System and method for extracting base metal values from oxide ores

#30
20070056909
2007-03-15

Method and apparatus for desorbing material