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Patent No: US6890509 [USA] Application No: 10/062583
Title: Process for recovery of low sodium salt from bittern
Issue Date: 10-05-2005 File Date: 31-01-2002
Inventor(s): VOHRA; RAJINDER NATH (GUJARAT, IN); GHOSH; PUSHPITO KUMAR (GUJARAT, IN); GANDHI; MAHESHKUMAR RAMNIKLAL (GUJARAT, IN); JOSHI; HIMANSHU LABHSHANKER (GUJARAT, IN); DERIYA; HASINA HAJIBHAI (GUJARAT, IN); DAVE; ROHIT HARSHADRAY (GUJARAT, IN); HALDER; KOUSHIK (GUJARAT, IN); MAJEETHIA; KISHORKUMAR MANMOHANDAS (GUJARAT, IN); DAGA; SOHAN LAL (GUJARAT, IN); MOHANDAS; VADAKKE PUTHOOR (GUJARAT, IN); SANGHAVI; RAHUL JASVANTRAI (GUJARAT, IN)
IPC Classification: C01D003//06
Abstract:
A new process for recovery of Low Sodium Salt from bittern has been described in the present invention, the said process comprising desulphatation of bittern (by-product of salt industry), evaporation of bittern in solar pans and processing of solid mixture with water to produce a mixture of sodium and potassium chlorides and optionally preparing "free flowing" and iodized, by known techniques.

Licensing Option: License is already granted. Technology has already been Commercialized. Further license is possible.
CSIR-Central Salt & Marine Chemicals Research Institute
CSIR-Central Salt & Marine Chemicals Research Institute[CSIR-CSMCRI]
:  director[at]csmcri[dot]res[dot]in
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:https://www.csmcri.res.in
Industrial Applications Bulk Chemicals [Chemistry, Chemical Processes] Chemistry, Chemical Processes Polymers [Chemistry, Chemical Processes]

Sustainable Development Goals (SDGs) Industry, Innovation and Infrastructure

CSIR-Themes Mining , Minerals, Metals And Materials