C22B23/025 - CPC Classification Index

ClassID:

119435 ⎘

C22B23/025 - CPC Classification

Classification description:

Obtaining nickel or cobalt by dry processes with formation of a matte or by matte refining or converting into nickel or cobalt, e.g. by the Oxford process

Recent Application in this class:

20240002978

2024-01-04

METHOD FOR RECOVERY OF METALS AND METAL ALLOYS FROM WASTE LITHIUM-ION BATTERIES

20230227326

2023-07-20

Method for producing battery-grade nickel sulfate by using laterite nickel ore

20190390300

2019-12-26

Processing of laterite ores

20180298467

2018-10-18

Treatment of complex sulfide concentrate

20150315673

2015-11-05

Method for producing matte or crude metal in a suspension smelting furnace and suspension smelting furnace

20150307955

2015-10-29

Method and apparatus for acid granulation of matte

20120240729

2012-09-27

Process for the valorization of metals from Li-ion batteries

20110103998

2011-05-05

Production of Nickel

20110074070

2011-03-31

Operation method of flash smelting furnace and raw material supply apparatus

#10

20110011211

2011-01-20

Metallurgical process and plant therefor

#11

20090071289

2009-03-19

Process for recovering platinum group metals using reductants

#12

20080264209

2008-10-30

METHOD AND SYSTEM FOR INJECTING GAS INTO A COPPER REFINING PROCESS

#13

20070209476

2007-09-13

Treatment of base metal smelter slag

#14

20070175298

2007-08-02

Method for refining non-ferrous metal

#15

20050217422

2005-10-06

Method for refining concentrate containing precious metals