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  1. Technology classes
  2. /C · Chemistry
  3. /C01 · Inorganic chemistry
  4. /C01D · Compounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium
  5. /C01D 7/00 · Carbonates of sodium, potassium or alkali metals in general
  6. /C01D 7/22 · Purification
  7. /C01D 7/32
C01D 7/32

By dialysis

Official title: by dialysis

C01D7/32 (By dialysis) appears on 2 US grants and 6 published applications in this corpus.

Search patents in C01D

Where it sits

  1. CChemistry
  2. C01Inorganic chemistry
  3. C01DCompounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium
  4. C01D 7/00Carbonates of sodium, potassium or alkali metals in general
  5. C01D 7/22Purification
  6. C01D 7/32By dialysis
Granted patents
2
Published applications
6
Assignees
4
Inventors
15
Latest grant
16 Jan 2018

Filings by year

Granted patentsPublished applications
C01D 7/32: granted patents and published applications per publication year
YearGranted patentsPublished applications
201002
201100
201200
201300
201400
201501
201610
201700
201810
201900
202000
202101
202201
202300
202400
202501

2010201120122013201420152016201720182019202020212022202320242025

By publication year.

Recent patents

  • Process for the joint production of sodium carbonate and sodium bicarbonate16 Jan 2018US 9,868,644 B2Solvay SA
  • Process for producing sodium bicarbonate23 Aug 2016US 9,422,166 B2Solvay (Societe Anonyme)
  • Movable device for extracting lithium salts from brine of salt lakes15 May 2025US 2025/0153106 A1Xi'an Lanshen New Material Technology Co., Ltd.
  • Method for producing concentrated carbonate aqueous solution27 Oct 2022US 2022/0340521 A1Sumitomo Chemical Company, Limited
  • Method of making alkali and gypsum by proton-coupled electron transfer reaction18 Feb 2021US 2021/0047742 A1
  • Process for the joint production of sodium carbonate and sodium bicarbonate5 Feb 2015US 2015/0037583 A1Solvay SA
  • Process for producing sodium carbonate and/or sodium bicarbonate from an ore mineral comprising sodium bicarbonate11 Nov 2010US 2010/0282614 A1Solvay SA

Most cited

By later US patents
  • Process for the joint production of sodium carbonate and sodium bicarbonate1US 9,868,644 B2Solvay SA · 2018

Top assignees

Documents
  • SSolvay SA3
  • SSSolvay (Societe Anonyme)2
  • Sumitomo Chemical Company, Limited1
  • XAXi'an Lanshen New Material Technology Co., Ltd.1

Often classified with

  • B01DSeparation5
  • C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds2
  • Y10TTechnical subjects covered by former us classification2
  • C01BNon-metallic elements1
  • C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium1
  • C02FTreatment of water, waste water, sewage, or sludge1
  • C04BLime, magnesia1
  • C07CAcyclic or carbocyclic compounds1
  • C22BProduction and refining of metals1
  • C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals1

Documents that also carry the other class.

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