ClassID:

119369

C22B15/0063 - CPC Classification

Classification description:

Obtaining copper Hydrometallurgy

Sub-classes:
Recent Application in this class:
#1
20240410033
2024-12-12

METHOD FOR RECOVERING VALUABLE METALS FROM WASTE BATTERIES USING SYNERGISTIC EFFECTS

#2
20230416873
2023-12-28

ENVIRONMENTALLY FRIENDLY PROCESS TO OPTIMIZE COPPER DISSOLUTION AND RECOVER COPPER AND GOLD FROM ELECTRONIC WASTE

#3
20230374626
2023-11-23

ENVIRONMENTALLY FRIENDLY PROCESS TO OPTIMIZE COPPER DISSOLUTION AND RECOVER COPPER AND GOLD FROM ELECTRONIC WASTE

#4
20230374625
2023-11-23

ENVIRONMENTALLY FRIENDLY PROCESS TO OPTIMIZE COPPER DISSOLUTION AND RECOVER COPPER AND GOLD FROM ELECTRONIC WASTE

#5
20230374380
2023-11-23

ENVIRONMENTALLY FRIENDLY PROCESS TO OPTIMIZE COPPER DISSOLUTION AND RECOVER COPPER AND GOLD FROM ELECTRONIC WASTE

#6
20230193418
2023-06-22

SULPHIDE OXIDATION IN LEACHING OF MINERALS

#7
20190390299
2019-12-26

CHELATING POLYMERIC MEMBRANES

#8
20190201914
2019-07-04

Method and system for releasing mineral from synthetic bubbles and beads

#9
20190062867
2019-02-28

METHODS AND SYSTEMS FOR REMOVING POLAR COMPOUNDS FROM A METAL-CONTAINING SOLUTION

#10
20180291477
2018-10-11

Recovery of valuable or toxic metals from silicon solar cells

#11
20180200730
2018-07-19

Mineral separation using sized-, weight- or magnetic-based polymer bubbles or beads

#12
20170247805
2017-08-31

PROCESS AND APPARATUS FOR METAL REFINING

#13
20170226611
2017-08-10

System and methods for optimizing the efficiency of smelting copper concentrates

#14
20170144168
2017-05-25

Collector compositions and methods of using same in mineral flotation processes

#15
20160369417
2016-12-22

Method for recovery of copper and zinc

#16
20160138129
2016-05-19

Chelating polymeric membranes

#17
20160102408
2016-04-14

Metal stripping additive, composition containing the same, and method for stripping metal by using the composition

#18
20150376734
2015-12-31

Valuable-metal extraction method

#19
20150266090
2015-09-24

Copper power and method for producing same

#20
20150209799
2015-07-30

Mineral recovery in tailings using functionalized polymers

#21
20140227520
2014-08-14

Synthetic beads/bubbles functionalized with molecules for attracting and attaching to mineral particles of interest

#22
20140202959
2014-07-24

Synthetic bubbles or beads having hydrophobic surface

#23
20140199217
2014-07-17

Mineral separation using functionalized filters and membranes

#24
20140197077
2014-07-17

Method and system for releasing mineral from synthetic bubbles and beads

#25
20140190873
2014-07-10

Techniques for transporting synthetic beads or bubbles in a flotation cell or column

#26
20140183104
2014-07-03

Mineral separation using sized-, weight- or magnetic-based polymer bubbles or beads

#27
20140166585
2014-06-19

Flotation separation using lightweight synthetic beads or bubbles

#28
20140138324
2014-05-22

Mineral separation using functionalized membranes

#29
20130333524
2013-12-19

Method for leaching copper oxide, replacing sulfuric acid with a non-polluting organic leaching agent

#30
20130058846
2013-03-07

Method for processing acidic solution that contains iodide ions and iron ions

#31
20120282156
2012-11-08

Modification of copper/iron selectivity in copper solvent extraction systems

#32
20120118109
2012-05-17

Phenoxypyrazole composition and process for the solvent extraction of metals

#33
20120103827
2012-05-03

METHOD FOR LEACHING CHALCOPYRITE CONCENTRATION

#34
20110056331
2011-03-10

Leaching process for copper concentrates containing arsenic and antimony compounds

#35
20100180729
2010-07-22

Sulfur-oxidizing bacteria and their use in bioleaching processes for sulfured copper minerals

#36
20100147111
2010-06-17

Process of treating metal bearing crushed rock to control respirable dust during transport in the process including a metal concentrating circuit

#37
20080312452
2008-12-18

Phenoxypyrazole composition and process for the solvent extraction of metals

#38
20080311605
2008-12-18

KIT AND METHOD TO PERFORM A BIOLOGICAL TEST DESIGNED TO EVALUATE MINERALS POTENTIAL FOR BEING BIOLEACHED

#39
20080118421
2008-05-22

METHOD AND MEANS FOR USING MICROWAVE ENERGY TO OXIDIZE SULFIDIC COPPER ORE INTO A PRESCRIBED OXIDE-SULFATE PRODUCT

#40
20080102515
2008-05-01

USE OF MINING WASTE AND CONCENTRATES CONTAINING PYRITE, IN THE CULTURE OF IRON-OXIDIZING AND SULFUR-OXIDIZING MICROORGANISMS AS AN ENERGY SOURCE FOR BACTERIAL GROWTH

#41
20080035893
2008-02-14

Highly-conductive copper extractant formulations

#42
20080019891
2008-01-24

Copper recoery method and system therefor

#43
20070292325
2007-12-20

Process for improving phase separations in solvent extraction circuits

#44
20070125198
2007-06-07

Process for engineered ion exchange recovery of copper and nickel

#45
20070062335
2007-03-22

Method for processing anode sludge

#46
20070042482
2007-02-22

Sulfur-oxidizing bacteria and their use in bioleaching processes for sulfured copper minerals

#47
20070028721
2007-02-08

Treatment of base metal concentrate by a two-step bioleaching process

#48
20060222580
2006-10-05

Modification of copper/iron selectivity in copper solvent extraction systems

#49
20060091017
2006-05-04

Electrolysis process and cell for use in same

#50
20050232835
2005-10-20

Anti-oxidation method for sulfide minerals in sulfide ore

#51
20050087037
2005-04-28

Recovery of natural nanoclusters and the nanoclusters isolated thereby