ClassID:

119370

C22B15/0065 - CPC Classification

Classification description:

Obtaining copper; Hydrometallurgy Leaching or slurrying

Sub-classes:
Recent Application in this class:
#1
20260139340
2026-05-21

SYSTEMS AND METHODS FOR MONITORING METAL RECOVERY SYSTEMS

#2
20260074206
2026-03-12

SYNTHESIS OF A METASTABLE VANADIUM PENTOXIDE AS A CATHODE MATERIAL FOR ION BATTERIES

#3
20260009103
2026-01-08

SYSTEMS AND METHODS FOR SUBSURFACE METAL RECOVERY

#4
20250333815
2025-10-30

SYSTEMS AND METHODS FOR IMPROVED RAFFINATE INJECTION

#5
20250305084
2025-10-02

SYSTEMS AND METHODS USING ELECTRIC PERMITTIVITY MEASUREMENTS OF HYDROMETALLURGICAL HEAP LEACHING

#6
20250236927
2025-07-24

METAL-DISSOLVING APPARATUS, PROCESSES, AND USES THEREOF

#7
20250161837
2025-05-22

SYSTEM FOR PREPARING NEW ENERGY NI-CO-MN RAW MATERIAL FROM LATERITE NICKEL ORE

#8
20250066874
2025-02-27

GEOTHERMALLY POWERED HYDROMETALLURGICAL COPPER PRODUCTION

#9
20250066873
2025-02-27

GEOTHERMALLY POWERED PYROMETALLURGICAL COPPER PRODUCTION

#10
20250066872
2025-02-27

HEAPS FOR HEAP LEACHING

#11
20240403790
2024-12-05

SYSTEM AND METHOD FOR DETERMINING ESTIMATED REMAINING MINERAL IN A STOCKPILE

#12
20240387893
2024-11-21

METHOD OF RECOVERING ELECTRODE MATERIAL AND METHOD OF MANUFACTURING RECYCLED ELECTRICITY STORAGE DEVICE

#13
20240368729
2024-11-07

METHOD FOR REMOVING HALIDE FROM WAELZ OXIDE

#14
20240318278
2024-09-26

Environmentally-Friendly Compositions and Methods for Extracting Minerals and Metals from Ore

#15
20240287641
2024-08-29

ARRANGEMENT AND METHOD FOR AIR-INDUCED EVAPORATION AND COOLING

#16
20240282947
2024-08-22

SYNTHESIS OF A METASTABLE VANADIUM PENTOXIDE AS A CATHODE MATERIAL FOR ION BATTERIES

#17
20240141457
2024-05-02

Method for biological recovery of metals from electrical and electronic waste

#18
20240110258
2024-04-04

AUTOCLAVE AND PRESSURE OXIDATION METHOD

#19
20240026493
2024-01-25

SYSTEMS AND METHODS FOR IMPROVED RAFFINATE INJECTION

#20
20240026492
2024-01-25

SYSTEMS AND METHODS FOR SUBSURFACE METAL RECOVERY

#21
20230419226
2023-12-28

System and method for determining estimated remaining mineral in a stockpile

#22
20230344030
2023-10-26

METHOD FOR REMOVING ELEMENTAL COPPER FROM TERNARY BATTERY WASTE AND APPLICATION THEREOF

#23
20230227934
2023-07-20

SYSTEMS AND METHODS FOR MONITORING METAL RECOVERY SYSTEMS

#24
20230193418
2023-06-22

SULPHIDE OXIDATION IN LEACHING OF MINERALS

#25
20230104094
2023-04-06

A METHOD FOR PROCESSING LITHIUM IRON PHOSPHATE BATTERIES

#26
20220259695
2022-08-18

Systems and methods for monitoring metal recovery systems

#27
20220243302
2022-08-04

METHOD FOR PROCESSING COPPER AND NICKEL SULFIDE MATERIALS

#28
20210238708
2021-08-05

Systems and methods for monitoring metal recovery systems

#29
20210130925
2021-05-06

Metal recovery method using adsorbent

#30
20210062294
2021-03-04

Activation system and method for enhancing metal recovery during atmospheric leaching of metal sulfides

#31
20210002742
2021-01-07

System, apparatus, and process for leaching metal and storing thermal energy during metal extraction

#32
20200340076
2020-10-29

Environmentally-friendly compositions and methods for extracting minerals and metals from ore

#33
20200321614
2020-10-08

Synthesis of a metastable vanadium pentoxide as a cathode material for ion batteries

#34
20200262712
2020-08-20

Method of pretreatment and bromine recovery of PCB incineration ash

#35
20200002783
2020-01-02

Process for recovering precious metals from clay-containing ores

#36
20190345581
2019-11-14

Leaching copper-containing ores

#37
20190309389
2019-10-10

Process for separation of antimony and arsenic from a leach solution

#38
20190127822
2019-05-02

Leaching copper-containing ores

#39
20190119781
2019-04-25

Systems and methods for monitoring metal recovery systems

#40
20190060797
2019-02-28

Method and apparatus for liquid/solid separation such as dewatering particulate solids and agitation leaching

#41
20190055624
2019-02-21

Heap leaching

#42
20180340264
2018-11-29

METHODS AND SYSTEMS FOR CONTROLLING IMPURITY METAL CONCENTRATION DURING METALLURGIC PROCESSES

#43
20180339286
2018-11-29

POLYMER-SUPPORTED CHELATING AGENT

#44
20180282838
2018-10-04

Process for extraction of copper from arsenical copper sulfide concentrate

#45
20180274057
2018-09-27

Systems and methods for monitoring metal recovery systems

#46
20180245177
2018-08-30

OPTIMIZED ORE PROCESSING USING MOLTEN SALTS FOR LEACHING AND THERMAL ENERGY SOURCE

#47
20180187286
2018-07-05

Process for recovering precious metals from clay-containing ores

#48
20180186714
2018-07-05

Method for the preparation of alkylsalicylaldehyde and alkylsalicylaldoxime, and use thereof

#49
20180112291
2018-04-26

Coalescing elements in copper production

#50
20180112288
2018-04-26

Stabilization process for an arsenic solution

#51
20180016684
2018-01-18

Electrolytic system for precipitating metals and regenerating the oxidising agents used in the leaching of metals, scrap metal, metal sulphurs, sulphide minerals, raw materials containing metals from solutions from leaching, including a process for combining the precipitation and the oxidation in a single step, eliminating the steps of filtration, washing, transportation and manipulation of highly toxic reagents

#52
20180002781
2018-01-04

Method of leaching copper from copper sulfide ore and method of evaluating iodine loss content of column leaching test of the copper sulfide ore

#53
20170356065
2017-12-14

Systems and methods for monitoring metal recovery systems

#54
20170356063
2017-12-14

Activation system and method for enhancing metal recovery during atmospheric leaching of metal sulfides

#55
20170283908
2017-10-05

System and method for enhanced metal recovery during atmospheric leaching of metal sulfides

#56
20170175223
2017-06-22

BIOLEACHING METHOD AND FACILITY

#57
20170145540
2017-05-25

Purification of copper concentrate by removal of arsenic and antimony with concomitant regeneration and recycle of lixiviant

#58
20160340756
2016-11-24

Process for separation of at least one metal sulfide from a mixed sulfide ore or concentrate

#59
20160310956
2016-10-27

Process for recovering value metals from ore

#60
20160194734
2016-07-07

Process for copper and/or precious metal recovery

#61
20160138128
2016-05-19

METHOD FOR BIOLEACHING A METAL PRESENT IN A MATERIAL

#62
20160130681
2016-05-12

Solvent extraction settler arrangement

#63
20160115564
2016-04-28

Method for bioleaching and solvent extraction with selective recovery of copper and zinc from polymetal concentrates of sulfides

#64
20160068928
2016-03-10

System apparatus and process for leaching metal and storing thermal energy during metal extraction

#65
20160032420
2016-02-04

METHODS FOR TREATING CARBON MATERIALS INCLUDING CARBONACEOUS ORES

#66
20150367255
2015-12-24

Method and apparatus for liquid/solid separation such as dewatering particulate solids and agitation leaching

#67
20150252486
2015-09-10

Methods and systems for controlling impurity metal concentration during metallurgic processes

#68
20150098883
2015-04-09

Application of lactam as solvent in nanomaterial preparation

#69
20130291686
2013-11-07

Sulfide ore leaching process

#70
20130221586
2013-08-29

METHOD AND APPARATUS FOR LEACHING METAL FROM MINING ORE

#71
20120297928
2012-11-29

Heap leach operations

#72
20120137831
2012-06-07

Method and apparatus for leaching metal from mining ore

#73
20110303051
2011-12-15

Recovery of residual copper from heap leach residues

#74
20100319490
2010-12-23

Methods for improving the recovery of metal leaching agents

#75
20100282025
2010-11-11

Method For Metal Recovery and Leaching Agent Recycle in Agitation Leach Plants

#76
20080223176
2008-09-18

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

#77
20060169643
2006-08-03

Method for controlling oxygen when separating minerals from a slurry

#78
20050193863
2005-09-08

Selective reduction of cupriferous calcine

#79
20050031512
2005-02-10

Methods for improving the recovery of metal leaching agents

#80
15090643
2017-01-10

Mercaptanized dicyclopentadiene compositions and use thereof as a mining chemical collector