C01D7/126 - CPC Classification Index

ClassID:

85544 ⎘

C01D7/126 - CPC Classification

Classification description:

Carbonates of sodium, potassium or alkali metals in general; Preparation of carbonates from bicarbonates or bicarbonate-containing product Multi-step processes, e.g. from trona to soda ash

Recent Application in this class:

20230103792

2023-04-06

Soda ash and sodium bicarbonate production method

20210070620

2021-03-11

Process for producing a concentrated aqueous sodium hydroxide solution

20200131045

2020-04-30

Treatment method for reducing carbon dioxide emission of combustion exhaust gas

20180222759

2018-08-09

Process for the joint production of sodium carbonate and sodium bicarbonate

20150315893

2015-11-05

Process for recovering soda values from underground soda deposits

20150315675

2015-11-05

Process for producing sodium carbonate from an ore mineral comprising sodium bicarbonate

20150239744

2015-08-27

ARRANGEMENT AND PROCESS FOR INTEGRATED FLUE GAS TREATMENT AND SODA ASH PRODUCTION

20150132203

2015-05-14

Process for treating a sodium carbonate purge

20150083499

2015-03-26

Methods for constructing underground borehole configurations and related solution mining methods

#10

20150037583

2015-02-05

Process for the joint production of sodium carbonate and sodium bicarbonate

#11

20140348738

2014-11-27

Process for preparing sodium bicarbonate particles

#12

20140335001

2014-11-13

Removal of hydrogen sulfide from gas streams

#13

20140241962

2014-08-28

Interconnected system and method for the purification and recovery of potash

#14

20130171048

2013-07-04

Solution mining of ore containing sodium carbonate and bicarbonate

#15

20130095011

2013-04-18

Process for the joint production of sodium carbonate and sodium bicarbonate

#16

20130011312

2013-01-10

Process for the joint production of sodium carbonate and sodium bicarbonate

#17

20120027516

2012-02-02

Methods for constructing underground borehole configurations and related solution mining methods

#18

20110250109

2011-10-13

Process for the joint production of sodium carbonate and sodium bicarbonate

#19

20110064637

2011-03-17

Process for the joint production of sodium carbonate and sodium bicarbonate

#20

20100284891

2010-11-11

Process for producing sodium bicarbonate

#21

20100282614

2010-11-11

Process for producing sodium carbonate and/or sodium bicarbonate from an ore mineral comprising sodium bicarbonate

#22

20100279241

2010-11-04

PLENUM CRUSHER DUST INJECTION

#23

20100066153

2010-03-18

Methods for constructing underground borehole configurations and related solution mining methods

#24

20080277321

2008-11-13

Magnetic separation process for trona

#25

20080102008

2008-05-01

Plenum crusher dust injection

#26

20070231228

2007-10-04

Low-insoluble sodium carbonate production

#27

20070050949

2007-03-08

Process for the manufacture of sodium carbonate

#28

20060182675

2006-08-17

Process for production of dense soda, light soda, sodium bicarbonate and sodium silicate from solutions containing bicarbonate

#29

20060120942

2006-06-08

Sodium carbonate and sodium bicarbonate production

#30

20060108271

2006-05-25

Magnetic separation process for trona

#31

20060039842

2006-02-23

Methods for constructing underground borehole configurations and related solution mining methods

#32

17937623

2025-10-07

Process for treating a sodium carbonate purge