Patents-Review.com
ClassID:

119341 ⎘

C22B15/0002 - CPC Classification

Classification description:

Obtaining copper Preliminary treatment

Sub-classes:
Recent Application in this class:
#1
20240068069
2024-02-29

COPPER-TIN-NICKEL BRAZING MATERIAL PREPARED BY ALLOYS RECYCLED FROM E-WASTE, PREPARATION METHOD THEREFOR AND SYSTEM THEREOF

 #2
20190177864
2019-06-13

SYSTEMS AND METHODS FOR METAL RECOVERY

 #3
20180369869
2018-12-27

Beneficiation of values from ores with a heap leach process

 #4
20180251873
2018-09-06

Processes for preparing various metals and derivatives thereof from copper- and sulfur-containing material

 #5
20160310956
2016-10-27

Process for recovering value metals from ore

 #6
20160230296
2016-08-11

Systems and methods for copper recovery via roasting and leaching

 #7
20160199854
2016-07-14

Separation of copper minerals from pyrite using air-metabisulfite treatment

 #8
20150337409
2015-11-26

Method of treating recyclable raw materials

 #9
20150307959
2015-10-29

Method and device for depleting copper smelting slag

 #10
20140137703
2014-05-22

Process for removing uranium in copper concentrate via magnetic separation

 #11
20140053687
2014-02-27

Method of recovering PGM

 #12
20140044618
2014-02-13

Process of gold and copper recovery from mixed oxide—sulfide copper ores

 #13
20120118110
2012-05-17

Methods and systems for leaching a metal-bearing ore for the recovery of a metal value

 #14
20110303051
2011-12-15

Recovery of residual copper from heap leach residues

 #15
20110155651
2011-06-30

Separation of copper minerals from pyrite using air-metabisulfite treatment

 #16
20100200510
2010-08-12

Process for the beneficiation of ores by means of hydrophobic surfaces

 #17
20100058894
2010-03-11

Methods and systems for leaching a metal-bearing ore for the recovery of a metal value

 #18
20100024601
2010-02-04

METHOD FOR OBTAINING COPPER AND PRECIOUS METALS FROM COPPER-IRON SULPHIDE ORES OR ORE CONCENTRATES

 #19
20070257139
2007-11-08

Method for comminution of material