ClassID:

85520

C01D5/00 - CPC Classification

Classification description:

Sulfates or sulfites of sodium, potassium or alkali metals in general

Sub-classes:
Recent Application in this class:
#1
20260042713
2026-02-12

PROCESS FOR TREATMENT OF A SODIUM SULFATE CONTAINING RESIDUE PROCESS STREAM OF A BATTERY PROCESS

#2
20260042676
2026-02-12

System and Process for Reducing Chemical Losses in Treating Ash Produced in a Recovery Boiler of a Wood Pulping Process

#3
20260028239
2026-01-29

METHOD AND APPARATUS FOR EXTRACTING COPPER/TIN SOURCE MATERIAL FROM OXALATE OF COPPER AND/OR TIN

#4
20250215579
2025-07-03

Electrolytic recycling system of waste phosphogypsum and method

#5
20250197265
2025-06-19

Low-carbon near zero emission process of industrial waste water

#6
20240425381
2024-12-26

PROCESSING HARD ROCK LITHIUM MINERALS OR OTHER MATERIALS TO PRODUCE LITHIUM MATERIALS AND BYPRODUCTS CONVERTED FROM A SODIUM SULFATE INTERMEDIATE PRODUCT

#7
20210276864
2021-09-09

SYSTEM FOR GENERATING H2S IN AN ALKALINE MEDIUM AND METHOD OF USING THE SAME

#8
20210130180
2021-05-06

Production & Protection Compositions (PPC)

#9
20200247670
2020-08-06

Sulfides Electrolyte for Metal Processing and Extraction

#10
20200109090
2020-04-09

Systems and methods for producing potassium sulfate

#11
20190263668
2019-08-29

Process for producing sodium sulphate from phosphogypsum

#12
20190176134
2019-06-13

Methods of hydrofluorination

#13
20190153563
2019-05-23

Method for recovering lithium from low-context extraction tailwater and recycling extraction tailwater

#14
20190152797
2019-05-23

Method for preparing nickel/manganese/lithium/cobalt sulfate and tricobalt tetraoxide from battery wastes

#15
20190127221
2019-05-02

SULFIDES ELECTROLYTE FOR METAL PROCESSING AND EXTRACTION

#16
20190106718
2019-04-11

Lignocellulosic conversion process comprising sulfur dioxide and/or sulfurous acid pretreatment

#17
20190062173
2019-02-28

PROCESS FOR MAKING SOLID PARTICLES

#18
20190010049
2019-01-10

System for generating HS in an alkaline medium and method of using the same

#19
20180207200
2018-07-26

DUAL USE ORAL PHARMACEUTICAL COMPOSITION TABLETS OF SULFATE SALTS AND METHODS OF USE THEREOF

#20
20180155208
2018-06-07

Processing of cobaltous sulpha/dithionate liquors derived from cobalt resource

#21
20180080173
2018-03-22

Method and a system for quality optimization of green liquor

#22
20180029896
2018-02-01

Process for treating lignocellulosic feedstock comprising wet oxidation

#23
20170355898
2017-12-14

High-efficiency milk-like friction reducer with instant dissolution for shale gas slick water fracturing

#24
20170354922
2017-12-14

Process and absorbent for dehumidifying moist gas mixtures

#25
20170354921
2017-12-14

Process for dehumidifying moist gas mixtures

#26
20160039678
2016-02-11

Methods for synthesis of graphene derivatives and functional materials from asphaltenes

#27
20160030473
2016-02-04

Dual use oral pharmaceutical composition tablets of sulfate salts and methods of use thereof

#28
20150225250
2015-08-13

Integrated process of production of potassium sulphate and ammonium sulfate from kainite mixed salt

#29
20140334995
2014-11-13

Methods of processing solutions of potassium sulfate and magnesium sulfate, methods of producing potassium sulfate, and related systems

#30
20140291572
2014-10-02

Method for preparing alkali metal and transition metal fluorosulfates

#31
20140272132
2014-09-18

Complexometric precursors formulation methodology for industrial production of high performance fine and ultrafine powders and nanopowders for specialized applications

#32
20140190227
2014-07-10

Fertilizer for foliar use

#33
20140072507
2014-03-13

Methods of processing solutions of potassium sulfate and magnesium sulfate, methods of producing potassium sulfate, and related systems

#34
20140010743
2014-01-09

Sulfate-based electrolysis processing with flexible feed control, and use to capture carbon dioxide

#35
20130315805
2013-11-28

Process for simultaneous production of potassium sulphate, ammonium sulfate, magnesium hydroxide and/or magnesium oxide from kainite mixed salt and ammonia

#36
20130243685
2013-09-19

Oil extractor and the preparation method thereof

#37
20130180519
2013-07-18

Heat transfer medium, use thereof, and method for operating a solar thermal power plant

#38
20130142716
2013-06-06

Method and system for reducing industrial emissions

#39
20130121900
2013-05-16

Methods of processing polyhalite ore, methods of producing potassium sulfate, and related systems

#40
20120321547
2012-12-20

Method and system for the production of potassium sulfate from potassium chloride

#41
20110038778
2011-02-17

Silicon tetrafluoride byproduct separation process

#42
20100266763
2010-10-21

Method for producing encapsulated sodium percarbonate particles

#43
20100266482
2010-10-21

Process for the time recovery of sulphate of potash (SOP) from sulphate rich bittern

#44
20100254867
2010-10-07

Process to produce sodium sulfate and magnesium hydroxide

#45
20100062115
2010-03-11

Low sodium sea salt

#46
20090257941
2009-10-15

Coal/coke/heavy residual oil boiler with sulfur and carbon dioxide capture and recovery

#47
20090199461
2009-08-13

Aqueous borohydride compositions

#48
20090104106
2009-04-23

Separation of purified potassium sulfate from glaserite

#49
20090056707
2009-03-05

Process of removing calcium and obtaining sulfate salts from an aqueous sugar solution

#50
20090041900
2009-02-12

Low sodium salt compositions and methods of preparation and uses thereof

#51
20080292522
2008-11-27

Method for synthesizing electrode material using polyol process

#52
20080176175
2008-07-24

FLAME REACTION MATERIAL AND A FLAME REACTION MEMBER

#53
20080070240
2008-03-20

COMPOSITION FOR DEAMINATING DNA AND METHOD OF DETECTING METHYLATED DNA

#54
20080056981
2008-03-06

Method for crystallizing soluble salts of divalent anions from brine

#55
20070178466
2007-08-02

Composition for deaminating dna and method of detecting methylated dna

#56
20060236735
2006-10-26

Integrated hydrogen sulfide absorber system for making potassium-sulfur fertilizer

#57
20060225341
2006-10-12

Production of biodiesel

#58
20050220698
2005-10-06

Process for recovery of sulphate of potash

#59
20050178048
2005-08-18

Aqueous borohydride compositions

#60
20050166368
2005-08-04

Process for the recovery of selected salts

#61
20050147554
2005-07-07

System and method of wet oxidation of a viscose process stream

#62
20050087107
2005-04-28

Building and other materials containing treated bauxite tailings and process for making same