C22B15/0076 - CPC Classification Index

ClassID:

119375 ⎘

C22B15/0076 - CPC Classification

Classification description:

Obtaining copper; Hydrometallurgy; Leaching or slurrying with acids or salts thereof containing nitrogen Cyanide groups

Recent Application in this class:

20250059058

2025-02-20

METHOD OF CONVERTING COPPER CYANIDE TO COPPER OXIDE AND SYSTEM THEREOF

20240417822

2024-12-19

Alkaline Oxidation Methods and Systems for Recovery of Metals from Ores

20210130925

2021-05-06

Metal recovery method using adsorbent

20190376158

2019-12-12

Alkaline oxidation methods and systems for recovery of metals from ores

20180298466

2018-10-18

Low acidity, low solids pressure oxidative leaching of sulphidic feeds

20170152583

2017-06-01

Method of recovering base metals from low grade ores and residues

20160298209

2016-10-13

Leach aid for metal recovery

20100307977

2010-12-09

REMOVAL OF CYANIDE FROM AQUEOUS STREAMS

20090288521

2009-11-26

Precious metal recovery using thiocyanate lixiviant

#10

20080196546

2008-08-21

Use of non-ionic surfactants in the production of metals

#11

20080066578

2008-03-20

Precious metal recovery using thiocyanate lixiviant

#12

20080066577

2008-03-20

Precious metal recovery using thiocyanate lixiviant

#13

20080025890

2008-01-31

Use of surfactants in the production of metal

#14

20070022843

2007-02-01

Recovery of platinum group metals

#15

20050173349

2005-08-11

Metal ion extraction materials and processes using same

#16

20050081683

2005-04-21

Process for extracting platinum group metals