ClassID:

35738

B03D2203/02 - CPC Classification

Classification description:

Specified materials treated by the flotation agents; specified applications Ores

Sub-classes:
Recent Application in this class:
#1
20260145180
2026-05-28

COMBINED DEPRESSANT FOR SPHALERITE AND ITS APPLICATION

#2
20260145179
2026-05-28

BIS-LIGAND CHALCOPYRITE COLLECTOR AND PREPARATION METHOD AND APPLICATION THEREOF

#3
20260070069
2026-03-12

PURIFICATION OF MINERAL ORES USING CATIONIC COPOLYMERS

#4
20260070068
2026-03-12

AMMONIATED POLYCARBAMIDE SEPARATION AIDS FOR MINERAL FLOTATION

#5
20260042102
2026-02-12

METHODS AND COMPOSITIONS FOR TREATING PARTITIONED FLOWS

#6
20260021492
2026-01-22

METHOD OF FLOTATION SEPARATION FOR COPPER-SULFUR POLYMETALLIC ORE

#7
20250375776
2025-12-11

ENVIRONMENTALLY-FRIENDLY SURFACTANTS FOR MINERAL BENEFICIATION

#8
20250161957
2025-05-22

VORTEX MINERALIZATION-STATIC SEPARATION FLOTATION DEVICE AND FLOTATION METHOD

#9
20250041876
2025-02-06

MINERAL FLOTATION SEPARATION

#10
20250018405
2025-01-16

GUIDING ARRANGEMENT, FLOTATION CELL AND FLOTATION METHOD

#11
20240376047
2024-11-14

COLLECTOR, FLOTATION METHOD, AND COMPOUND

#12
20240149277
2024-05-09

DITHIOCARBAMATE DEPRESSANTS, METHODS AND USES THEREOF IN FROTH FLOTATION MINERAL SEPARATION

#13
20240149276
2024-05-09

APPLICATION OF SELENIUM-CONTAINING ORGANIC COMPOUNDS IN COPPER SULFIDE FLOTATION COLLECTORS

#14
20240100545
2024-03-28

METHODS AND COMPOSITIONS FOR LITHIUM ORE BENEFICIATION

#15
20240100540
2024-03-28

METHOD AND APPARATUS FOR SEPARATING VALUABLE MINERALS FROM ORE

#16
20240009683
2024-01-11

FLOTATION METHOD AND FLOTATION SYSTEM

#17
20230302463
2023-09-28

FROTHING AGENT FOR FLOTATION OF ORES

#18
20230264204
2023-08-24

METHOD FOR OPTIMIZING MINERAL RECOVERY PROCESS

#19
20230256457
2023-08-17

FLOTATION ARRANGEMENT AND METHOD RELATED THERETO

#20
20230143136
2023-05-11

SODIUM PETROLEUM SULFONATE COLLECTOR FOR FLUORITE FLOTATION AND ITS PREPARATION AND APPLICATION METHOD

#21
20230109502
2023-04-06

NEW FROTHERS FOR MINERALS RECOVERY AND METHODS OF MAKING AND USING SAME

#22
20230020934
2023-01-19

Utilizing engineered media for recovery of minerals in tailings stream at the end of a flotation separation process

#23
20220355313
2022-11-10

MINERAL PROCESSING METHOD

#24
20220288605
2022-09-15

Complex depressant for controlling zinc and iron in polymetallic-ore flotation, production process and application as a substitute for zinc sulfates and copper sulfates

#25
20220266263
2022-08-25

COLLECTOR COMPOSITION

#26
20220258180
2022-08-18

Process of disposal in piles of tailings stemming from the iron ore processing method

#27
20220258178
2022-08-18

FLOTATION CELL

#28
20220193695
2022-06-23

Collector Composition and Methods of Using Thereof

#29
20220162724
2022-05-26

Recovery of PGMs and chromite from mixed PGM/CR ores

#30
20220143624
2022-05-12

DRY GRINDING SYSTEM AND METHOD FOR REDUCED TAILINGS DEWATERING, IMPROVING FLOTATION EFFICIENCY, PRODUCING DRIER TAILINGS, AND PREVENTING FILTER MEDIA BLINDING

#31
20220062919
2022-03-03

METHODS AND COMPOSITIONS FOR PROCESSING SULFIDE ORES

#32
20220055039
2022-02-24

METHOD AND ARRANGEMENT FOR PROCESS WATER TREATMENT

#33
20220002190
2022-01-06

FUNCTIONALIZED HOLLOW GLASS MICROSPHERES FOR RECOVERING FINE HYDROPHOBIC PARTICLES; METHOD FOR PREPARING THE MICROSPHERES; SYSTEM FOR CARRYING OUT THE METHOD; METHOD FOR RECOVERING FINE PARTICLES; AND USE OF THE MICROSPHERES

#34
20210379604
2021-12-09

NOVEL METHOD FOR THE FLOTATION OF BASTNAESITE ORE

#35
20210379603
2021-12-09

OPEN CELL OR RETICULATED FOAM HAVING 3-DIMENSIONAL OPEN-NETWORK STRUCTURE MADE OF A HYDROPHOBIC MATERIAL FOR SELECTIVE SEPARATION OF MINERAL PARTICLES

#36
20210331181
2021-10-28

Compositions and Methods for Controlling pH in Metal Flotation Processes

#37
20210323002
2021-10-21

Flotation Cell

#38
20210323000
2021-10-21

Float sorting device for selective separation of non-metallic minerals

#39
20210308694
2021-10-07

CLAWSON-IMPROVED FLOTATION VALVE

#40
20210276023
2021-09-09

ALKYL THIOETHER ETHYL HYDROXAMIC ACID BENEFICIATION REAGENT AND PREPARATION METHOD AND APPLICATION THEREOF

#41
20210197210
2021-07-01

Process to treat metal or mineral ores and collector composition therefor

#42
20210086198
2021-03-25

Adaptive control of industrial automation for mining flotation cells

#43
20210070627
2021-03-11

System and method for processing of minerals containing the lanthanide series and production of rare earth oxides

#44
20210031210
2021-02-04

Flash milling inside a flotation cell

#45
20210002218
2021-01-07

Method for preparing thionocarbamate and co-producing 2-mercaptoethanol or O-alkylthioethyl xanthate

#46
20200392080
2020-12-17

Method and system for preparing xanthate by slurry method

#47
20200391223
2020-12-17

Cellulose-based derivatives as chemical aids for mineral enrichment in froth flotation

#48
20200324300
2020-10-15

Slow-release inhibitor for high-magnesium sulfide mineral flotation and application thereof

#49
20200261924
2020-08-20

Utilizing engineered media for recovery of minerals in tailings stream at the end of a flotation separation process

#50
20200238302
2020-07-30

Agglomerated Hemicellulose Compositions, Methods of Preparation Thereof, and Processes for Enriching a Desired Mineral from an Ore

#51
20200206749
2020-07-02

High intensity conditioning prior to enhanced mineral separation process

#52
20200164386
2020-05-28

Valve

#53
20200139380
2020-05-07

Magneto-centrifugal flotation cell for concentrating materials which reduces water consumption and method of use

#54
20200129992
2020-04-30

Froth flotation arrangement and a froth flotation method

#55
20200061636
2020-02-27

Flotation arrangement

#56
20200023380
2020-01-23

Flotation arrangement, its use, a plant and a method

#57
20190388905
2019-12-26

Flotation arrangement

#58
20190345201
2019-11-14

Peptide binding to arsenic-containing mineral and use thereof

#59
20190336984
2019-11-07

Compositions and methods for selective separation of minerals from sulfide ores

#60
20190309389
2019-10-10

Process for separation of antimony and arsenic from a leach solution

#61
20190291121
2019-09-26

Non-flotation based recovery of mineral bearing ore using hydrophobic particle collection in a pipeline section

#62
20190256950
2019-08-22

PROCESS FOR METAL RECOVERY IN FLOTATION OPERATIONS

#63
20190217311
2019-07-18

Cationic polymer selective depressants and use thereof in mineral ore purification methods

#64
20190217310
2019-07-18

Method of using flotation collector containing azolethione structure

#65
20190201915
2019-07-04

Method of preparing a water in oil emulsion

#66
20190169709
2019-06-06

Process for the depression of iron sulphides and other disposable elements in the concentration of mineral by flotation and electrochemical reactor

#67
20190151860
2019-05-23

FLOTATION AGENT OF THIOL ETHER STRUCTURE

#68
20190111442
2019-04-18

Methods for flotation recovery of value material from coarse-sized particles

#69
20190046994
2019-02-14

Use of alkoxylated amines as collector agents for ore beneficiation

#70
20180369869
2018-12-27

Beneficiation of values from ores with a heap leach process

#71
20180369834
2018-12-27

Ultraflotation with magnetically responsive carrier particles

#72
20180257089
2018-09-13

Recovery of molybdenum using sodium metabisulfite and a thiocarbonate depressant

#73
20180200731
2018-07-19

Foam Prevention In The Reverse Flotation Process For Purifying Calcium Carbonate

#74
20180112288
2018-04-26

Stabilization process for an arsenic solution

#75
20180099293
2018-04-12

Compositions and methods for selective separation of minerals from sulfide ores

#76
20180078951
2018-03-22

Agglomerated hemicellulose compositions, methods of preparation thereof, and processes for enriching a desired mineral from an ore

#77
20180071752
2018-03-15

Depressants for Mineral Ore Flotation

#78
20180057680
2018-03-01

Sulfonated modifiers for froth flotation

#79
20180057679
2018-03-01

Sulfonated modifiers for froth flotation

#80
20180036743
2018-02-08

Processes for Mineral Ore Flotation in the Presence of Multivalent Metal Ions

#81
20170283515
2017-10-05

Methods of Preparing Hemicellulose Compositions

#82
20170282193
2017-10-05

Mercaptanized Dicyclopentadiene Compositions and Use Thereof as a Mining Chemical Collector

#83
20170232451
2017-08-17

Recovery media for mineral processing

#84
20170209873
2017-07-27

Flotation of sphalerite from mixed base metal sulfide ores either without or with largely reduced amount of copper sulfate addition using 2-(alkylamino)ethanethiols as collectors

#85
20170197221
2017-07-13

Enhanced method and arrangement for gas regulation in mineral flotation

#86
20170128955
2017-05-11

Collector compositions and methods of using thereof

#87
20170120258
2017-05-04

Methods, devices, systems and processes for upgrading iron oxide concentrates using reverse flotation of silica at a natural pH

#88
20170101371
2017-04-13

Amine Mining Collectors

#89
20170028409
2017-02-02

Depression of copper and iron sulfides in molybdenite flotation circuits

#90
20160346790
2016-12-01

Depressants for mineral ore flotation

#91
20160340756
2016-11-24

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

#92
20160271624
2016-09-22

Flotation reagents and flotation processes utilizing same

#93
20160199854
2016-07-14

Separation of copper minerals from pyrite using air-metabisulfite treatment

#94
20160167060
2016-06-16

METHOD FOR RECOVERING A COPPER SULFIDE FROM AN ORE CONTAINING AN IRON SULFIDE

#95
20160158767
2016-06-09

Chalcopyrite ore beneficiation process and method

#96
20160151791
2016-06-02

Method for improving rheological properties of mineral slurry

#97
20160144381
2016-05-26

Method for recovering a copper sulfide concentrate from an ore containing an iron sulfide

#98
20160107170
2016-04-21

Production method for low-sulfur iron ore

#99
20160008822
2016-01-14

Method for separating a defined mineral phase of value from a ground ore

#100
20150196926
2015-07-16

Depressants for mineral ore flotation

#101
20150174588
2015-06-25

Methods for facilitating mineral extraction

#102
20150096926
2015-04-09

METHOD AND APPARATUS FOR CONTROLLING THE FLOTATION PROCESS OF PYRITE-CONTAINING SULPHIDE ORES

#103
20150096925
2015-04-09

Collector compositions and methods for making and using same

#104
20150083646
2015-03-26

Dimensionally controlled ‘engineered polymer bubble’ for flotation separation

#105
20150021236
2015-01-22

Mineral ore flotation using carboxymethyl cellulose with different characteristics in different flotation cells

#106
20140369906
2014-12-18

Enrichment of metal sulfide ores by oxidant assisted froth flotation

#107
20140314641
2014-10-23

Flotation reagents and flotation processes utilizing same

#108
20140305848
2014-10-16

Method for improving selectivity and recovery in the flotation of nickel sulphide ores that contain pyrrhotite by exploiting the synergy of multiple depressants

#109
20140301921
2014-10-09

Amine-aldehyde resins and uses thereof in separation processes

#110
20140144290
2014-05-29

Mixed collector compositions

#111
20140110621
2014-04-24

Processes for the separation of ores

#112
20130092605
2013-04-18

Froth flotation processes

#113
20130092604
2013-04-18

Froth flotation processes

#114
20130092603
2013-04-18

Collector compositions and methods of using the same

#115
20130037490
2013-02-14

Apparatus for continual magnetisation of a slurry

#116
20130025410
2013-01-31

COLLECTOR AND FROTHING AGENT FOR FLOTATION BASED ON ORGANIC RESIDUES TO RECOVER METALS FROM MINERALS BY FROTH FLOTATION, COLLECTOR AND FROTHING AGENT RECOVERY PROCESS AND FOAMING FLOTATION PROCESS THAT USES THE COLLECTOR AND FROTHING AGENT

#117
20130004389
2013-01-03

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

#118
20120145605
2012-06-14

COLLECTORS FOR FLOTATION OF MOLYBDENUM-CONTAINING ORES

#119
20120076717
2012-03-29

Separation of diamond from gangue minerals

#120
20110198296
2011-08-18

Sulfide flotation aid

#121
20110155651
2011-06-30

Separation of copper minerals from pyrite using air-metabisulfite treatment

#122
20110094942
2011-04-28

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

#123
20110039477
2011-02-17

Processing nickel bearing sulphides

#124
20110020198
2011-01-27

Process for recovering copper sulphide from copper bearing ores by froth flotation

#125
20110017676
2011-01-27

Flotation aids and processes for using the same

#126
20110011210
2011-01-20

Process for making glycol ether compositions useful for metal recovery

#127
20110001078
2011-01-06

Methods for purifying kaolin clays using reverse flotation, high brightness kaolin products, and uses thereof

#128
20100252487
2010-10-07

Methods and compositions of beneficiation

#129
20100233050
2010-09-16

Hardwood lignosulfonates for separating gangue materials from metallic sulfide ores

#130
20100021370
2010-01-28

Flotation reagents and flotation processes utilizing same

#131
20090266746
2009-10-29

MINERAL ORE FLOTATION AID

#132
20090194731
2009-08-06

Oxidized and maleated derivative compositions

#133
20080308466
2008-12-18

Mineral Recovery from Ore

#134
20080197053
2008-08-21

Froth flotation process with pH modification

#135
20080185317
2008-08-07

Dithiocarbamate collectors and their use in the beneficiation of mineral ore bodies

#136
20080067112
2008-03-20

METHODS FOR THE RECOVERY OF MOLYBDENUM

#137
20080029460
2008-02-07

Amine-aldehyde resins and uses thereof in separation processes

#138
20080017552
2008-01-24

Modified amine-aldehyde resins and uses thereof in separation processes

#139
20070221878
2007-09-27

Collector for sulfidic ores

#140
20070181467
2007-08-09

Collector for sulfide ores

#141
20070149825
2007-06-28

Process for making alkylene glycol ether compositions useful for metal recovery

#142
20070138065
2007-06-21

Method to improve the cleaner froth flotation process

#143
20070012630
2007-01-18

Amine-aldehyde resins and uses thereof in separation processes

#144
20070000839
2007-01-04

Modified amine-aldehyde resins and uses thereof in separation processes

#145
20060251566
2006-11-09

Separation of diamond from gangue minerals

#146
20060151360
2006-07-13

Modified amine-aldehyde resins and uses thereof in separation processes

#147
20060000753
2006-01-05

Flotation of sulfide mineral species with oils

#148
20050263442
2005-12-01

Collecting agent for sulphidic ores, the production and use thereof

#149
20050252834
2005-11-17

Process and reagent for separating finely divided titaniferrous impurities from Kaolin

#150
20050242001
2005-11-03

Recovery of valuable metals

#151
20050167339
2005-08-04

Composition formed of mercaptans which can be used in a process for the flotation of ores

#152
20050150330
2005-07-14

Selective flotation agent and flotation method

#153
20050042157
2005-02-24

Process for the beneficiation of sulfide minerals

#154
16716630
2020-11-03

Arsenic removal from lead concentrate by ozone treatment and reverse flotation

#155
15631137
2018-05-15

Maximise the value of a sulphide ore resource through sequential waste rejection