ClassID:

85550

C01D7/26 - CPC Classification

Classification description:

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

Recent Application in this class:
#1
20260145956
2026-05-28

LITHIUM RECOVERY BY LEACHING FROM WASTE CATIONIC MATERIALS AND METHOD FOR PREPARATION OF LITHIUM CARBONATE

#2
20250162892
2025-05-22

METHOD TO PURIFY Li2CO3 AND MAKE LiF FOR MANUFACTURING LiPF6

#3
20250153106
2025-05-15

MOVABLE DEVICE FOR EXTRACTING LITHIUM SALTS FROM BRINE OF SALT LAKES

#4
20250026657
2025-01-23

EXTRACTION OF ALKALI FROM SILICATES

#5
20240025755
2024-01-25

A Lithium Carbonate Production Process and Apparatus

#6
20230365421
2023-11-16

LITHIUM CARBONATE RECOVERY PROCESS

#7
20230264996
2023-08-24

RESOURCE-ORIENTED UTILIZATION METHOD FOR HIGH-SALT SALT MUD CONTAINING SODIUM CHLORIDE AND SODIUM SULFATE

#8
20230103792
2023-04-06

Soda ash and sodium bicarbonate production method

#9
20220169522
2022-06-02

Lithium carbonate production process and apparatus

#10
20190144294
2019-05-16

Method of producing high-purity lithium carbonate and barium sulfate from discarded lithium secondary batteries

#11
20180044193
2018-02-15

Process to Recycle and Reuse Trona and Coal Combustion Byproducts in a Coal-Fired Power Plant

#12
20170015564
2017-01-19

Alumina and carbonate production method from AI-rich materials with integrated CO2 utilization

#13
20150037583
2015-02-05

Process for the joint production of sodium carbonate and sodium bicarbonate

#14
20150021519
2015-01-22

Method to remove carbonate from a caustic scrubber waste stream

#15
20120328498
2012-12-27

Method for preparing high-purity lithium carbonate from brine

#16
20120093708
2012-04-19

DEVICE AND METHOD FOR EXTRACTING AND SEPARATING SODIUM AND POTASSIUM

#17
20110250109
2011-10-13

Process for the joint production of sodium carbonate and sodium bicarbonate

#18
20100226840
2010-09-09

Removal of impurities in the production of crystalline sodium carbonate, bicarbonate, or sulfite

#19
20100196244
2010-08-05

METHOD AND DEVICE FOR BINDING GASEOUS CO2 TO SEA WATER FOR THE FLUE GAS TREATMENT WITH SODIUM CARBONATE COMPOUNDS

#20
20090238740
2009-09-24

METHOD OF REMOVING FLUORIDE IMPURITIES FROM TRONA AND PREPARATION OF SODIUM BICARBONATE