ClassID:

119465

C22B30/04 - CPC Classification

Classification description:

Obtaining antimony, arsenic or bismuth Obtaining arsenic

Recent Application in this class:
#1
20260055482
2026-02-26

REAL-TIME MONITORING SYSTEM AND METHOD FOR COPPER-ARSENIC SULFIDATION SEPARATION IN COPPER ELECTROLYTE PURIFICATION PROCESS

#2
20240336993
2024-10-10

METHOD FOR PREPARING HIGH-PURITY METALLIC ARSENIC FROM ARSENIC-CONTAINING SOLID WASTE THROUGH SHORT FLOW PROCESS

#3
20240287644
2024-08-29

RECOVERY METHOD FOR VALUABLE METALS IN COPPER ANODE SLIME

#4
20240124952
2024-04-18

METHOD FOR PRODUCING LOW-ARSENIC COPPER CONCENTRATE

#5
20230076620
2023-03-09

Integrated pressure oxidative leach of copper sulphidic feed with copper heap leach

#6
20190345201
2019-11-14

Peptide binding to arsenic-containing mineral and use thereof

#7
20190309389
2019-10-10

Process for separation of antimony and arsenic from a leach solution

#8
20190284658
2019-09-19

DEVICE FOR FRACTIONAL CONDENSATION OF ARSENIC LEAD VAPOR MIXTURE AND APPLICATION METHOD THEREOF

#9
20180354840
2018-12-13

Method for immobilizing arsenic, and arsenic-containing vitrified waste

#10
20180282839
2018-10-04

Method and system for metal recovery from arsenical bearing sulfides ores

#11
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

#12
20180258510
2018-09-13

Method for reducing arsenic content in arsenic-bearing gold material

#13
20180245179
2018-08-30

Method for removing arsenic from materials containing same

#14
20180112288
2018-04-26

Stabilization process for an arsenic solution

#15
20180016659
2018-01-18

METHOD AND DEVICE FOR PROCESSING FLUE DUST

#16
20170309492
2017-10-26

Removal liquid and method for removing oxide of group III-V element, treatment liquid for treating compound of group III-V element, oxidation prevention liquid for preventing oxidation of group III-V element, treatment liquid for treating semiconductor substrate, and method for producing semiconductor substrate product

#17
20170145540
2017-05-25

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

#18
20160340756
2016-11-24

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

#19
20160281193
2016-09-29

Method for treating lead anode slime

#20
20160271177
2016-09-22

Process for bio synthesis of nano arsenic trioxide and its use in treatment of diseases including cancer

#21
20160258038
2016-09-08

Leaching of minerals

#22
20150329937
2015-11-19

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

#23
20150123030
2015-05-07

Method of leaching arsenic from ore comprising copper

#24
20150075065
2015-03-19

METHOD FOR PROCESSING ORGANIC PHASE SUBSTANCE BY USING HALOGEN-CONTAINING CHECICAL OR CHEMICALS AND/OR MIXTURE CONTAINING OXYGEN-CONTAINING OXIDIZER OR OXIDIZERS AND ORGANIC CARBONYL ANALOGUE OR ANALOGUES, AND/OR METHOD FOR EXTRACTING OR DEPOSITING HEAVY ELEMENT SPECIES AND/OR ORGANIC COMPONENTS OF ASPHALTENE AND/OR INORGANIC SUBSTANCE FROM THE ORGANIC PHASE SUBSTANCE BY USING HALOGEN-CONTAINING CHEMICAL OR CHEMICALS AND/OR MIXTURE CONTAINING OXYGEN-CONTAINING OXIDIZER OR OXIDIZERS AND ORGANIC CARBONYL ANALOGUE OR ANALOGUES, AND PLANT USING FOR THE METHOD, AND ORGANIC PHASE SUBSTANCE

#25
20140356261
2014-12-04

Method for arsenic oxidation and removal from process and waste solutions

#26
20140061982
2014-03-06

Extraction of gallium and/or arsenic from gallium arsenide

#27
20130315804
2013-11-28

Fly Ash and Fly Ash Leachate Treatment

#28
20130047788
2013-02-28

METHOD AND DEVICE FOR PROCESSING FLUE DUST

#29
20120260774
2012-10-18

Extraction of gallium and/or arsenic from gallium arsenide

#30
20120045382
2012-02-23

Scorodite-type iron-arsenic compound particles, production method thereof, and arsenic-containing solid

#31
20110309029
2011-12-22

Method for removing arsenic as scorodite

#32
20110094942
2011-04-28

Method for separating arsenic mineral from copper-bearing material with high arsenic grade

#33
20100266484
2010-10-21

Method of processing diarsenic trioxide

#34
20100215570
2010-08-26

Method of alkali processing substance containing arsenic

#35
20100196231
2010-08-05

Method of processing non-ferrous smelting intermediates containing arsenic

#36
20100196230
2010-08-05

Method of processing non-ferrous smelting intermediate containing arsenic

#37
20100175509
2010-07-15

Method of processing copper arsenic compound

#38
20100155330
2010-06-24

TARGET MATERIAL REMOVAL USING RARE EARTH METALS

#39
20100044631
2010-02-25

Arsenic-containing solid and method for producing it

#40
20090104107
2009-04-23

Methods of making and washing scorodite

#41
20090022639
2009-01-22

Method for the recovery of valuable metals and arsenic from a solution

#42
20080075644
2008-03-27

Method of producing iron-arsenic compound excellent in crystallinity

#43
20070253877
2007-11-01

Method for treating arsenic containing solution

#44
20060037437
2006-02-23

Apparatus and process for extracting arsenic in vacuum

#45
20060005665
2006-01-12

Process for extracting gold in arsenic-containing concentrate of gold

#46
20050082221
2005-04-21

Contaminant removal by additional ferns