Patents-Review.com
ClassID:

119364 ⎘

C22B15/0052 - CPC Classification

Classification description:

Obtaining copper; Pyrometallurgy; Smelting or converting Reduction smelting or converting

Recent Application in this class:
#1
20250197955
2025-06-19

Gasification or Liquefaction of Coal Using a Metal Reactant Alloy Composition

 #2
20250158147
2025-05-15

PRODUCTION METHOD FOR VALUABLE METALS

 #3
20250066873
2025-02-27

GEOTHERMALLY POWERED PYROMETALLURGICAL COPPER PRODUCTION

 #4
20240401168
2024-12-05

Process for Transition Metal Oxide Reduction

 #5
20240200158
2024-06-20

PROCESS FOR PRODUCING GRAPHENE, OTHER CARBON ALLOTROPES AND MATERIALS

 #6
20240110259
2024-04-04

METHOD FOR CO-PRODUCING BLISTER COPPER BY ENRICHING GERMANIUM AND INDIUM FROM A COPPER SULFIDE ORE

 #7
20240043960
2024-02-08

Process for transition metal oxide reduction

 #8
20230272507
2023-08-31

Method for obtaining non-ferrous metals, in particular black and/or raw copper, from scrap containing organic matter

 #9
20230212713
2023-07-06

Method for recovering valuable metal

 #10
20230183835
2023-06-15

Operation method of copper smelting furnace

 #11
20220389538
2022-12-08

Copper smelting process

 #12
20220282345
2022-09-08

Gasification or liquefaction of coal using a metal reactant alloy composition

 #13
20210344058
2021-11-04

PROCESS FOR RECOVERING LITHIUM AND TRANSITION METALS FROM WASTE CATHODE OF SPENT LITHIUM ION BATTERY

 #14
20210331921
2021-10-28

System and method for recovering sulfur in copper smelting process

 #15
20210088283
2021-03-25

Concentrate burner of copper smelting furnace and operation method of copper smelting furnace

 #16
20200216929
2020-07-09

Method for separating copper from nickel and cobalt

 #17
20190284651
2019-09-19

Gasification or liquefaction of coal using a metal reactant alloy composition

 #18
20190144970
2019-05-16

Method for refining sulfidic copper concentrate

 #19
20190119783
2019-04-25

Method of continuously processing nickel-containing copper sulphide materials

 #20
20180347009
2018-12-06

Operation method of copper smelting furnace

 #21
20180282837
2018-10-04

METHOD FOR EXTRACTING METALS FROM CONCENTRATED SULPHURATED MINERALS CONTAINING METALS BY DIRECT REDUCTION WITH REGENERATION AND RECYCLING OF THE REDUCING AGENT, IRON, AND OF THE FLUX, SODIUM CARBONATE

 #22
20180209741
2018-07-26

Method and arrangement for feeding fine-grained matter to a concentrate or matte burner of a suspension smelting furnace

 #23
20180119249
2018-05-03

Copper rotation-suspension smelting process and copper rotation-suspension smelting device

 #24
20170058380
2017-03-02

Method of converting copper containing material

 #25
20170005374
2017-01-05

Process for recycling li-ion batteries

 #26
20160304988
2016-10-20

COPPER PROCESSING METHOD

 #27
20160102374
2016-04-14

Gasification or liquefaction of coal using a metal reactant alloy composition

 #28
20150300740
2015-10-22

Method for smelting non-ferrous metal sulfides in a suspension smelting furnace and suspension smelting furnace

 #29
20150233643
2015-08-20

Method and arrangement for feeding fine-grained matter to a concentrate or matte burner of a suspension smelting furnace

 #30
20150176102
2015-06-25

Method for treating combustible material and installation

 #31
20150143951
2015-05-28

Method and arrangement for refining copper concentrate

 #32
20130340568
2013-12-26

Production of copper via looping oxidation process

 #33
20120304822
2012-12-06

Gasification or liquefaction of coal using a metal reactant alloy composition

 #34
20120227543
2012-09-13

Continuous fire reduction of liquid copper

 #35
20100050813
2010-03-04

Method of smelting copper

 #36
20100050811
2010-03-04

Method of smelting copper

 #37
20090293678
2009-12-03

Copper smelting method