ClassID:

119443

C22B23/0438 - CPC Classification

Classification description:

Obtaining nickel or cobalt by wet processes; Leaching processes with acids or salt solutions except ammonium salts solutions Nitric acids or salts thereof

Recent Application in this class:
#1
20250273760
2025-08-28

METHOD AND APPARATUS FOR RECYCLING LITHIUM-ION BATTERIES

#2
20240413421
2024-12-12

CHARGE MATERIAL FOR RECYCLED LITHIUM-ION BATTERIES

#3
20240204279
2024-06-20

Method and apparatus for recycling lithium-ion batteries

#4
20230198040
2023-06-22

Method and apparatus for recycling lithium-ion batteries

#5
20230044374
2023-02-09

Method and apparatus for recycling lithium-ion batteries

#6
20220311068
2022-09-29

Charge material for recycled lithium-ion batteries

#7
20220235435
2022-07-28

Sealed cobalt leaching device, reagent for cobalt leaching, method using device, use of method

#8
20220131204
2022-04-28

Method and apparatus for recycling lithium-ion batteries

#9
20210391606
2021-12-16

Charge material for recycled lithium-ion batteries

#10
20210265678
2021-08-26

METHOD AND SYSTEM FOR SUPERCRITICAL FLUID EXTRACTION OF METAL

#11
20200232066
2020-07-23

METHOD FOR SEPARATING COPPER, NICKEL, AND COBALT

#12
20170170532
2017-06-15

METHOD FOR RECYCLING VALUABLE METALS FROM SPENT BATTERIES

#13
20160355907
2016-12-08

Method for crushing hard tungsten carbide scraps

#14
20160265084
2016-09-15

Method for removing cobalt deposits in a high-pressure olefin hydroformylation reactor

#15
20160010176
2016-01-14

Method of Recovering Nickel or Cobalt While Mitigating Corrosion

#16
20140377153
2014-12-25

Method for preparation of high purity, crystalline cobalt nitrate from spent cobalt/silica catalyst

#17
20120073407
2012-03-29

Method of recovering metal values from nickel-containing ores

#18
20100126313
2010-05-27

Method of recovering metal values from ores

#19
20100064854
2010-03-18

Nickel-laterite process

#20
20060144192
2006-07-06

Method for processing sulfide minerals and concentrates