Process for producing sodium chloride brines suitable for electr

Details Process for producing sodium chloride brines suitable for electr Process for producing sodium chloride brines suitable for electr

1976-11-22

1977-09-06

Stern, Edward

Chemistry of inorganic compounds

Halogen or compound thereof

Binary compound containing metal

423186, 423193, C01D 306

Patent

active

040468658

ABSTRACT:
Contacting rock salt containing at least one member of the group consisting of anhydrite and calcium sulfate as an impurity with an aqueous sodium chloride solution initially containing from about 200 to about 300 g/l of sodium chloride and having a calcium ion concentration of 0.01 to 0.5 g/l and a sulfate ion concentration of 0.1 to 15 g/l, the multiplication product of said calcium ion concentration and said sulfate ion concentration having a maximum value of 2, and discontinuing said contact after the sodium chloride brine has formed.

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patent: 2764472 (1956-09-01), Cady et al.
patent: 3130016 (1964-04-01), Grier
patent: 3241929 (1966-03-01), Jordan et al.
patent: 3800026 (1974-03-01), Morgan

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