ClassID:

119340

C22B15/00 - CPC Classification

Classification description:

Obtaining copper

Sub-classes:
Recent Application in this class:
#1
20250388993
2025-12-25

HEAP LEACHING

#2
20250253423
2025-08-07

METHOD FOR SEPARATING THE ELECTRODE MATERIALS FROM THE CURRENT COLLECTOR IN ELECTRODES FROM SPENT LITHIUM-ION BATTERIES

#3
20250179609
2025-06-05

LOW TEMPERATURE REDUCTION OF METAL OXIDES

#4
20240318281
2024-09-26

PRODUCTION METHOD FOR VALUABLE METALS

#5
20240126366
2024-04-18

ENHANCED AUTONOMOUS HANDS-FREE CONTROL IN ELECTRONIC VISUAL AIDS

#6
20240060153
2024-02-22

Acidomyces Acidothermus and Its Application in Leaching Copper-containing Pollutants from Waste Circuit Boards

#7
20230295767
2023-09-21

Low temperature reduction of metal oxides

#8
20230227935
2023-07-20

HEAP LEACHING

#9
20220355313
2022-11-10

MINERAL PROCESSING METHOD

#10
20220025532
2022-01-27

3-dimensional nor string arrays in segmented stacks

#11
20210214819
2021-07-15

METHODS AND COMPOSITIONS FOR PRE-EXTRACTIVE BENEFICIATION OF ORES

#12
20210171723
2021-06-10

Controlling the rheology of a metal ore residue

#13
20210171722
2021-06-10

Controlling the rheology of a metal ore residue

#14
20200377968
2020-12-03

COPPER PRECIPITATION METHOD BY IRON MODIFICATION AND COPPER PRECIPITATION AND PREPARATION APPARATUS USED THEREFOR

#15
20200318248
2020-10-08

3-dimensional NOR string arrays in segmented stacks

#16
20200270722
2020-08-27

Production of copper-67 from an enriched zinc-68 target

#17
20200056260
2020-02-20

Extraction methods from refractory ores

#18
20200044295
2020-02-06

Lithium ion battery scrap treatment method

#19
20190376194
2019-12-12

High-yield preparation of two-dimensional copper nanosheets

#20
20190309389
2019-10-10

Process for separation of antimony and arsenic from a leach solution

#21
20190106768
2019-04-11

Processing method for lithium ion battery scrap

#22
20180209013
2018-07-26

Production of copper-67 from an enriched zinc-68 target

#23
20180112288
2018-04-26

Stabilization process for an arsenic solution

#24
20180037973
2018-02-08

Method for the treatment of metallic particles and objects contaminated with metallic particles

#25
20180036568
2018-02-08

Method for the treatment of an object contaminated with metallic particles

#26
20180036567
2018-02-08

Method for the treatment of an object contaminated with metallic particles

#27
20170369968
2017-12-28

Methods for rapidly leaching chalcopyrite

#28
20170327961
2017-11-16

Refined copper, method of producing refined copper, electric wire and method of manufacturing electric wire

#29
20170213763
2017-07-27

Cu wiring manufacturing method and Cu wiring manufacturing system

#30
20170114451
2017-04-27

Methods of forming an ALD-inhibiting layer using a self-assembled monolayer

#31
20170114430
2017-04-27

System and method for control of a copper melting furnace

#32
20160340756
2016-11-24

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

#33
20160298208
2016-10-13

Isotope displacement refining process for producing low alpha materials

#34
20160237523
2016-08-18

Method and plant for removing arsenic and/or antimony from flue dusts

#35
20160194208
2016-07-07

Methods and systems using electrochemical cells for processing metal sulfate compounds from mine waste and sequestering CO

#36
20160108495
2016-04-21

Method for the treatment of aluminium slags treatment and associated plant

#37
20160045841
2016-02-18

NEW AND IMPROVED SYSTEM FOR PROCESSING VARIOUS CHEMICALS AND MATERIALS

#38
20160040267
2016-02-11

Production of copper-67 from an enriched zinc-68 target

#39
20150329937
2015-11-19

Process for recovery of copper from arsenic-bearing and/or antimony-bearing copper sulphide concentrates

#40
20150252486
2015-09-10

Methods and systems for controlling impurity metal concentration during metallurgic processes

#41
20150197828
2015-07-16

Method of using a suspension smelting furnace, a suspension smelting furnace, and a concentrate burner

#42
20150176102
2015-06-25

Method for treating combustible material and installation

#43
20150159273
2015-06-11

Precursors for atomic layer deposition

#44
20150083832
2015-03-26

METHOD AND SYSTEM FOR RECOVERING COPPER FROM AUTOMOBILE SHREDDER RESIDUE

#45
20140299516
2014-10-09

Processing a waste stream by separating and recovering wire and other metal from processed recycled materials

#46
20140127094
2014-05-08

Processing of sulfate and/or sulfide-rich waste using CO-enriched gases to sequester CO, reduce environmental impacts including acid rock drainage and produce reaction products

#47
20130230717
2013-09-05

COPPER NANOSTRUCTURES AND METHODS FOR THEIR PREPARATION

#48
20130081515
2013-04-04

Method for recovering metal copper from coated copper wires

#49
20130008832
2013-01-10

Method and system for separating and recovering wire and other metal from processed recycled materials

#50
20120228811
2012-09-13

Method of feeding fuel gas into the reaction shaft of a suspension smelting furnace and a concentrate burner

#51
20120204679
2012-08-16

Method of controlling the thermal balance of the reaction shaft of a suspension smelting furnace and a concentrate burner

#52
20120200012
2012-08-09

Method of using a suspension smelting furnace, a suspension smelting furnace, and a concentrate burner

#53
20110147501
2011-06-23

Method and system for separating and recovering wire and other metal from processed recycled materials

#54
20110024531
2011-02-03

Method and system for separating and recovering wire and other metal from processed recycled materials

#55
20110011210
2011-01-20

Process for making glycol ether compositions useful for metal recovery

#56
20100329970
2010-12-30

METHOD FOR RECOVERY OF COPPER, INDIUM, GALLIUM, AND SELENIUM

#57
20080221248
2008-09-11

Method for preparing surface-imprinted polymer microspheres having a core-shell form for selective separation of heavy metal ions

#58
20070213228
2007-09-13

Method of producing fine-particle copper powders

#59
20060236813
2006-10-26

Production of fine particle copper powders

#60
20060191376
2006-08-31

Method and devices for recycling copper from a discarded circuit board and a discarded fluid containing copper

#61
15391839
2018-05-08

Method of fabricating conductive thin film

#62
14170444
2016-04-05

Method for synthesizing metal nanowires in anodic alumina membranes using solid state reduction