ClassID:

35740

B03D2203/04 - CPC Classification

Classification description:

Specified materials treated by the flotation agents; specified applications; Ores Non-sulfide ores

Sub-classes:
Recent Application in this class:
#1
20260001087
2026-01-01

PROCESS AND COMPOSITION FOR TREATING AN ORE

#2
20250319478
2025-10-16

ENHANCED FLOTATION METHOD OF LEPIDOLITE ORE BASED ON HIGH-ENTROPY COLLECTION

#3
20250276330
2025-09-04

VANADIUM RECOVERY

#4
20250269387
2025-08-28

METHOD FOR FLOTATION OF A SILICATE-CONTAINING IRON ORE WITH A CATIONIC COLLECTOR

#5
20250187022
2025-06-12

PROCESS FOR SEPARATING IRON-BEARING IMPURITIES FROM A HOST MATRIX

#6
20240367180
2024-11-07

INCREASING FLOTATION RECOVERY AND THROUGHPUT

#7
20240100544
2024-03-28

METHODS AND COMPOSITIONS FOR LITHIUM ORE BENEFICIATION

#8
20240082854
2024-03-14

METHOD FOR FLOTATION OF A SILICATE-CONTAINING IRON ORE

#9
20240066528
2024-02-29

METHOD FOR FLOTATION OF A SILICATE-CONTAINING IRON ORE

#10
20230338971
2023-10-26

METHOD FOR SELECTIVELY RECOVERING ARSENIC-CONTAINING COPPER MINERAL, AND FLOTATION AGENT USED IN SAME

#11
20230249197
2023-08-10

METHOD FOR FLOTATION OF A SILICATE-CONTAINING IRON ORE

#12
20230137245
2023-05-04

NEW FROTHERS FOR MINERALS RECOVERY

#13
20230109502
2023-04-06

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

#14
20230062243
2023-03-02

Carbamoyl)acetamide compound in flotation of calcium-bearing minerals

#15
20220388013
2022-12-08

Mining Collectors

#16
20220212204
2022-07-07

Method for flotation of a silicate-containing iron ore with a cationic collector

#17
20220040708
2022-02-10

Flotation oils, processes and uses thereof

#18
20210379605
2021-12-09

METHOD AND ARRANGEMENT FOR PROCESS WATER TREATMENT

#19
20210252525
2021-08-19

Use Of Polyols For Improving A Process For Reverse Froth Flotation Of Iron Ore

#20
20210121894
2021-04-29

Collector composition containing biodegradable compound and process for treating siliceous ores

#21
20210086199
2021-03-25

USE OF NON OXIDANT BIOCIDE FOR THE SELECTIVE RECOVERY OF VALUABLE METALS IN A FROTH FLOTATION PROCESS

#22
20210039956
2021-02-11

Preparation of copper(II)-ammonia complex ion sulfidization activator and sulfidization flotation method for copper oxide ore

#23
20210025028
2021-01-28

Uranium processing using hydrocyclone beneficiation

#24
20200360938
2020-11-19

Esterquats for the flotation of non-sulfidic minerals and ores, and method

#25
20200354813
2020-11-12

Beneficiation process for enhancing uranium mineral processing

#26
20200353477
2020-11-12

ORE-DRESSING PROCESS

#27
20200346224
2020-11-05

MINERAL BENEFICIATION METHOD USING BIOREAGENT EXTRACTED FROM GRAM POSITIVE BACTERIA

#28
20200147620
2020-05-14

System and method of concentrating niobium ore

#29
20200147619
2020-05-14

Alkylated triphenyl phosphorothionates as selective metal sulphide collectors

#30
20200061636
2020-02-27

Flotation arrangement

#31
20200023380
2020-01-23

Flotation arrangement, its use, a plant and a method

#32
20190388905
2019-12-26

Flotation arrangement

#33
20190381518
2019-12-19

Selective Polysaccharide Agents and Flocculants for Mineral Ore Beneficiation

#34
20190314828
2019-10-17

PROCESS TO TREAT MAGNETITE ORE AND COLLECTOR COMPOSITION

#35
20190240677
2019-08-08

Process to treat magnetite ore and collector composition

#36
20190070616
2019-03-07

Cationic flotation of silica and apatite from oxidized iron ores at natural pH

#37
20190046994
2019-02-14

Use of alkoxylated amines as collector agents for ore beneficiation

#38
20180251603
2018-09-06

Ether amine compounds and use thereof as flotation collector

#39
20180200731
2018-07-19

Foam Prevention In The Reverse Flotation Process For Purifying Calcium Carbonate

#40
20180111131
2018-04-26

Reducing the need for tailings storage dams in the iron ore industry

#41
20180104701
2018-04-19

Composition of fatty acids and N-acyl derivatives of sarcosine for the improved flotation of nonsulfide minerals

#42
20170144169
2017-05-25

Flotation of silicates from ores

#43
20170128955
2017-05-11

Collector compositions and methods of using thereof

#44
20170120258
2017-05-04

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

#45
20170100724
2017-04-13

Moderately oxidized polysaccharide depressants for use in iron ore flotation processes

#46
20170028410
2017-02-02

Beneficiation of rare earth elements bearing ancylite

#47
20160151791
2016-06-02

Method for improving rheological properties of mineral slurry

#48
20160129456
2016-05-12

Synthesis of new anionic surfactants and their use as collectors in froth flotation of non-sulphidic ores

#49
20150290659
2015-10-15

Flotation of silicates from ores

#50
20150076038
2015-03-19

Reverse iron ore flotation by collectors in aqueous nanoemulsion

#51
20140216987
2014-08-07

Process for concentrating manganese ores via reverse cationic flotation of silicates

#52
20140144814
2014-05-29

Use of quaternary ammonium compounds as collectors in froth flotation processes

#53
20140061101
2014-03-06

Depressor in iron ore flotation comprising sugar cane bagasse, use of sugar cane bagasse as depressor in iron ore flotation and process of preparing depressor comprising sugar cane bagasse

#54
20140048455
2014-02-20

Amine and diamine compounds and their use for inverse froth flotation of silicate from iron ore

#55
20140027354
2014-01-30

Diamine compounds and their use for inverse froth flotation of silicate from iron ore

#56
20140021104
2014-01-23

Amine and diamine compounds and their use for inverse froth flotation of silicate from iron ore

#57
20130068666
2013-03-21

Flotation process for recovering feldspar from a feldspar ore

#58
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

#59
20120325725
2012-12-27

Flotation reagent for iron ores containing magnetite and/or haematite

#60
20110203975
2011-08-25

Mixture of an amine alkoxylate ester and a quaternary ammonium compound as a collector for minerals containing silicate

#61
20110017676
2011-01-27

Flotation aids and processes for using the same

#62
20100213105
2010-08-26

Reverse iron ore flotation by collectors in aqueous nanoemulsion

#63
20100078364
2010-04-01

Process for the flotation of non-sulfidic minerals and ores

#64
20100040528
2010-02-18

Process of purification of minerals based on calcium carbonate by flotation in the presence of quaternary imidazolium methosulfate

#65
20090206010
2009-08-20

Reverse froth flotation of calcite ore

#66
20090152174
2009-06-18

Flotation reagent for minerals containing silicate

#67
20090114573
2009-05-07

Flotation reagent for silicates

#68
20080308466
2008-12-18

Mineral Recovery from Ore

#69
20070261998
2007-11-15

Modified polysaccharides for depressing floatable gangue minerals

#70
20060151397
2006-07-13

Amine-aldehyde resins and uses thereof in separation processes

#71
20060032800
2006-02-16

Collecting agent comprising ammoniated compounds (primary, secondary, tertiary amines), for use in the process of grinding and/or floating copper, molybdenum, zinc, and other contained mineral ores

#72
20050167339
2005-08-04

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

#73
20050150330
2005-07-14

Selective flotation agent and flotation method