ClassID:

85514

C01D3/16 - CPC Classification

Classification description:

Halides of sodium, potassium or alkali metals in general; Purification by precipitation or adsorption

Recent Application in this class:
#1
20250153106
2025-05-15

MOVABLE DEVICE FOR EXTRACTING LITHIUM SALTS FROM BRINE OF SALT LAKES

#2
20250002361
2025-01-02

PROCESS FOR PRODUCING SODIUM BROMIDE

#3
20220356067
2022-11-10

Method of purifying sodium bromide from waste circuit boards pyrolysis coke

#4
20220259058
2022-08-18

Process For Purifying Potassium Chloride

#5
20210347649
2021-11-11

Industrial waste salt resourceful treatment method and device

#6
20210246025
2021-08-12

Renewable magnesium removing agent and its use in preparation of low-magnesium lithium-rich brine

#7
20210114890
2021-04-22

Reactor for separation of sodium chloride and potassium chloride from polymineral sources and method thereof

#8
20190389737
2019-12-26

PROCESS FOR SEQUESTERING SODIUM CHLORIDE AND CALCIUM CHLORIDE FROM A NON-SALEABLE SALT WASTE PRODUCT PRODUCED FROM OIL AND GAS PRODUCED WASTEWATER

#9
20180222760
2018-08-09

Extraction of lithium from brine

#10
20180171496
2018-06-21

Side stream removal of impurities in electrolysis systems

#11
20170096346
2017-04-06

Purification of NaCl brine containing iodine

#12
20170044313
2017-02-16

PURIFICATION OF BRINE SOLUTION

#13
20160289099
2016-10-06

System and methods for removing minerals from a brine using electrodialysis

#14
20160280571
2016-09-29

Process for recovering sulfate and chloride salts from wastewater, mixed salts, and brines

#15
20150247249
2015-09-03

Side stream removal of impurities in electrolysis systems

#16
20130281721
2013-10-24

Process and apparatus for purification of industrial brine

#17
20120168375
2012-07-05

Method for treating waste saline water produced in production process of diphenylmethane diisocyanate (MDI)

#18
20120093708
2012-04-19

DEVICE AND METHOD FOR EXTRACTING AND SEPARATING SODIUM AND POTASSIUM

#19
20120061253
2012-03-15

MEANS AND METHOD OF CHEMICAL PRODUCTION

#20
20110089117
2011-04-21

Removal of silicon from brine

#21
20100219372
2010-09-02

Brine purification

#22
20100193732
2010-08-05

Process and apparatus for purification of industrial brine

#23
20100193443
2010-08-05

TOTAL ORGANIC CARBON (TOC) REDUCTION IN BRINE VIA CHLORINOLYSIS

#24
20100143237
2010-06-10

A Method of Treating Potash

#25
20090280044
2009-11-12

Continuous process for purification of brine

#26
20090175781
2009-07-09

Process for the preparation of common salt of high purity from brines in solar salt pans

#27
20080056981
2008-03-06

Method for crystallizing soluble salts of divalent anions from brine

#28
20070189945
2007-08-16

Method for the treatment of salt brine

#29
20070029259
2007-02-08

Method of reducing impurity content in aqueous salt solution

#30
20060231493
2006-10-19

Method of producing pure halide salts of alkaline and/or alkaline earth metal resulting from hydrolytic treatment of halogenous organic waste material

#31
20060150892
2006-07-13

Processes Involving the Use of Antisolvent Crystallisation

#32
20060118034
2006-06-08

Hydrodynamic cavitation crystallization device and process

#33
20060110312
2006-05-25

Bromide reduction process in liquid solutions

#34
20050076477
2005-04-14

Process to make high-purity salt or wet salt, salt SO obtainable, and the use thereof in an electrolysis process

#35
20050072687
2005-04-07

Means and method of chemical production