Chemistry of inorganic compounds – Halogen or compound thereof – Binary compound containing metal
Reexamination Certificate
2005-05-10
2005-05-10
Nguyen, Ngoc-Yen (Department: 1754)
Chemistry of inorganic compounds
Halogen or compound thereof
Binary compound containing metal
C423S499400, C423S166000, C423S197000, C023S30200R, C023S303000
Reexamination Certificate
active
06890509
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.
REFERENCES:
patent: 3586090 (1971-06-01), Henderson
patent: 6599565 (2003-07-01), Umai et al.
Daga Sohan Lal
Dave Rohit Harshadray
Deriya Hasina Hajibhai
Gandhi Maheshkumar Ramniklal
Ghosh Pushpito Kumar
Council of Scientific & Industrial Research
Dinesh Agarwal, P.C.
Nguyen Ngoc-Yen
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