ClassID:

119380

C22B15/0086 - CPC Classification

Classification description:

Obtaining copper; Hydrometallurgy; Treating solutions by physical methods

Recent Application in this class:
#1
20260110050
2026-04-23

METHOD FOR PROCESSING LITHIUM-ION BATTERY WASTE

#2
20260035766
2026-02-05

PROCESS AND SYSTEM FOR RECOVERING COPPER AND COBALT FROM SULFIDIC MATERIALS

#3
20260028239
2026-01-29

METHOD AND APPARATUS FOR EXTRACTING COPPER/TIN SOURCE MATERIAL FROM OXALATE OF COPPER AND/OR TIN

#4
20250372743
2025-12-04

SEPARATING BLACK MASS FROM BROKEN BATTERIES

#5
20250369074
2025-12-04

PROCESS FOR SEPARATING RARE-EARTH METALS IN ADMIXTURE IN AQUEOUS SOLUTION

#6
20250305090
2025-10-02

SEPARATION OF CRITICAL BATTERY MATERIALS FROM END-OF-LIFE SOURCES

#7
20250257423
2025-08-14

CARBONATION AND SELECTIVE LEACHING FOR THE RECOVERY OF METALS

#8
20250137090
2025-05-01

Compositions and processes for the extraction of metals using non-aqueous solvents

#9
20250128236
2025-04-24

CROSSLINKED STRUCTURE, METAL-TRAPPING MATERIAL INCLUDING SAID CROSSLINKED STRUCTURE, METHOD FOR RECOVERING METAL USING SAID METAL-TRAPPING MATERIAL, AND METHOD FOR MANUFACTURING SAID CROSSLINKED STRUCTURE

#10
20250092488
2025-03-20

Leaching Method

#11
20250030074
2025-01-23

METHOD FOR RECOVERING VALUABLE MATERIALS FROM BATTERIES

#12
20250003025
2025-01-02

METHODS AND SYSTEMS FOR LEACHING A METAL-BEARING MATERIAL

#13
20240372169
2024-11-07

METHOD FOR RECOVERING WASTE LITHIUM BATTERY MATERIALS

#14
20240367180
2024-11-07

INCREASING FLOTATION RECOVERY AND THROUGHPUT

#15
20240318277
2024-09-26

A BIO-BASED PROCESS FOR EXTRACTING METALS FROM BATTERIES

#16
20240301529
2024-09-12

METHODS AND SYSTEMS FOR LEACHING A METAL-BEARING MATERIAL

#17
20240287641
2024-08-29

ARRANGEMENT AND METHOD FOR AIR-INDUCED EVAPORATION AND COOLING

#18
20240006677
2024-01-04

RECOVERY OF METALS FROM LITHIUM-ION BATTERIES

#19
20230090475
2023-03-23

Methods and systems for leaching a metal-bearing material

#20
20220298600
2022-09-22

METHOD FOR PROCESSING ORE OR REFINING INTERMEDIATE

#21
20210363607
2021-11-25

System for use in producing a metal ion suspension and process of using same

#22
20210130925
2021-05-06

Metal recovery method using adsorbent

#23
20210032722
2021-02-04

Method for recovering Cu and method of preparing electrolytic copper

#24
20200270723
2020-08-27

System for use in producing a metal ion suspension and process of using same

#25
20200044295
2020-02-06

Lithium ion battery scrap treatment method

#26
20190177864
2019-06-13

SYSTEMS AND METHODS FOR METAL RECOVERY

#27
20190017146
2019-01-17

SINGLE STAGE PRESSURE LEACH HYDROMETALLURGICAL METHOD FOR UPGRADE OF COPPER CONCENTRATES

#28
20180282887
2018-10-04

SOLVENT EXTRACTION AND STRIPPING SYSTEM

#29
20180214890
2018-08-02

System and method for recovering desired materials and producing clean aggregate from incinerator ash

#30
20180112291
2018-04-26

Coalescing elements in copper production

#31
20170335428
2017-11-23

Process for the improvement of copper leaching processes using calcium chloride

#32
20170241028
2017-08-24

Solvent extraction and stripping system

#33
20170175226
2017-06-22

Apparatus and Process for the Improved Economic Extraction of Metal from a Metal-Bearing Material

#34
20170152583
2017-06-01

Method of recovering base metals from low grade ores and residues

#35
20170009318
2017-01-12

Recovery of copper from arsenic-containing process feed

#36
20160271624
2016-09-22

Flotation reagents and flotation processes utilizing same

#37
20160230296
2016-08-11

Systems and methods for copper recovery via roasting and leaching

#38
20160115568
2016-04-28

Method of recovering copper and precious metals

#39
20150329938
2015-11-19

Hydrometallurgical method for the removal of radionuclides from radioactive copper concentrates

#40
20140314641
2014-10-23

Flotation reagents and flotation processes utilizing same

#41
20120304827
2012-12-06

Methods and systems for recovering rhenium from a copper leach

#42
20120279357
2012-11-08

Leaching process for copper concentrates with a carbon catalyst

#43
20120266723
2012-10-25

Processing copper sulfide ores

#44
20100263490
2010-10-21

METHODS AND SYSTEMS FOR RECOVERING RHENIUM FROM A COPPER LEACH

#45
20100163425
2010-07-01

Ultrahigh-purity copper and process for producing the same

#46
20100021370
2010-01-28

Flotation reagents and flotation processes utilizing same

#47
20090038440
2009-02-12

Method for the recovery of gold from sulphide concentrate

#48
20080223728
2008-09-18

Ultrahigh-purity copper and process for producing the same

#49
20080223176
2008-09-18

Metal recovery from a tank bioleaching solution with the use of coated magnetic particles

#50
20080128354
2008-06-05

METHOD FOR WASHING FILTRATION MEMBRANES

#51
20080069748
2008-03-20

MULTIVALENT IRON ION SEPARATION IN METAL RECOVERY CIRCUITS

#52
20070039420
2007-02-22

Method for improving metals recovery using high temperature pressure leaching

#53
20060243604
2006-11-02

Method and apparatus for treating waste water

#54
20050155458
2005-07-21

Method for improving metals recovery using high temperature pressure leaching

#55
20050022629
2005-02-03

Method for concentrating precious metals contained in leaching residue discharged from copper hydrometallurgical process

#56
18948585
2025-04-29

Polymetallic-ore beneficiation and separation reagent, preparation method and use thereof

#57
18798726
2025-02-04

Method for removing arsenic from copper smelting soot and comprehensive recovery of valuable metals

#58
15090643
2017-01-10

Mercaptanized dicyclopentadiene compositions and use thereof as a mining chemical collector