ClassID:

35728

B03D2201/007 - CPC Classification

Classification description:

Specified effects produced by the flotation agents Modifying reagents for adjusting pH or conductivity

Recent Application in this class:
#1
20260070068
2026-03-12

AMMONIATED POLYCARBAMIDE SEPARATION AIDS FOR MINERAL FLOTATION

#2
20250387792
2025-12-25

COMPOSITIONS AND METHODS FOR FROTH MODIFICATION

#3
20250319478
2025-10-16

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

#4
20250187022
2025-06-12

PROCESS FOR SEPARATING IRON-BEARING IMPURITIES FROM A HOST MATRIX

#5
20240359190
2024-10-31

Methods for Pollucite Flotation, Plagioclase Flotation, and Quartz Purification

#6
20220266263
2022-08-25

COLLECTOR COMPOSITION

#7
20220055042
2022-02-24

ENVIRONMENTALLY-FRIENDLY COMPOSITIONS AND METHODS FOR EXTRACTING MINERALS AND METALS FROM ORE

#8
20220001395
2022-01-06

FLOTATION PROCESS FOR TREATING COAL SLIME BY USING SALT-CONTAINING WASTE WATER

#9
20210331181
2021-10-28

Compositions and Methods for Controlling pH in Metal Flotation Processes

#10
20210276024
2021-09-09

COMBINED COLLECTOR FOR ZINC OXIDE ORE FLOTATION AND USE THEREOF

#11
20210260604
2021-08-26

Method for recovering gold in cyanide tailing by hierarchical ramified flotation

#12
20210260603
2021-08-26

Iron chelators as activators in alkaline flotation circuits

#13
20210039956
2021-02-11

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

#14
20200392080
2020-12-17

Method and system for preparing xanthate by slurry method

#15
20200147620
2020-05-14

System and method of concentrating niobium ore

#16
20190336984
2019-11-07

Compositions and methods for selective separation of minerals from sulfide ores

#17
20190211421
2019-07-11

Method for recovering precious metal

#18
20180345297
2018-12-06

Compositions and methods for reverse froth flotation of phosphate ores

#19
20180200731
2018-07-19

Foam Prevention In The Reverse Flotation Process For Purifying Calcium Carbonate

#20
20180099293
2018-04-12

Compositions and methods for selective separation of minerals from sulfide ores

#21
20180057680
2018-03-01

Sulfonated modifiers for froth flotation

#22
20180057679
2018-03-01

Sulfonated modifiers for froth flotation

#23
20180036742
2018-02-08

Mining Collector Compositions Containing Dodecylmethyl Sulfide and Processes for the Recovery of Metals Therewith

#24
20170282193
2017-10-05

Mercaptanized Dicyclopentadiene Compositions and Use Thereof as a Mining Chemical Collector

#25
20170276661
2017-09-28

Portable test-device for selective flocculation

#26
20170144169
2017-05-25

Flotation of silicates from ores

#27
20170120258
2017-05-04

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

#28
20170028410
2017-02-02

Beneficiation of rare earth elements bearing ancylite

#29
20160271624
2016-09-22

Flotation reagents and flotation processes utilizing same

#30
20160167060
2016-06-16

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

#31
20160144381
2016-05-26

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

#32
20160074872
2016-03-17

Method for processing mineral material containing acid-consuming carbonate and precious metal in sulfide minerals

#33
20150290659
2015-10-15

Flotation of silicates from ores

#34
20150174588
2015-06-25

Methods for facilitating mineral extraction

#35
20140369906
2014-12-18

Enrichment of metal sulfide ores by oxidant assisted froth flotation

#36
20140314641
2014-10-23

Flotation reagents and flotation processes utilizing same

#37
20140144815
2014-05-29

Composition and method for improvement in froth flotation

#38
20130277279
2013-10-24

Blends of polypropylene polyglycol and phenolic glycol ethers and method of foam control using such blend

#39
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

#40
20130012752
2013-01-10

Process, decontaminant and chemical kit for the decontaminating media polluted with metals and hydrophobic organic compounds

#41
20120234211
2012-09-20

Method for upgrading combustion ash

#42
20110198296
2011-08-18

Sulfide flotation aid

#43
20110039477
2011-02-17

Processing nickel bearing sulphides

#44
20110004043
2011-01-06

SET OF COLLECTABLE, SUPERIMPOSABLE CARDS

#45
20100044280
2010-02-25

Flotation Process Using an Organometallic Complex as Activator

#46
20100021370
2010-01-28

Flotation reagents and flotation processes utilizing same

#47
20090008325
2009-01-08

Affinity Foam Fractionation for Collection and Purification of Materials

#48
20080197053
2008-08-21

Froth flotation process with pH modification

#49
20080067112
2008-03-20

METHODS FOR THE RECOVERY OF MOLYBDENUM

#50
20060037890
2006-02-23

Environmentally safe promoter for use in flotation separation of carbonates from minerals

#51
17016978
2023-05-02

Flotation reagents from acidic olive oil

#52
15789996
2018-05-01

Separation of clean water from effluent streams