Causticization method

Details Causticization method Causticization method

C - Chemistry, Metallurgy

01

D

23/275

C01D 1/22 (2006.01) C01F 11/18 (2006.01) C04B 2/10 (2006.01)

Patent

CA 1194274

Abstract of the Disclosure A causticization method including the steps of calcining limestone in the presence of additive means for producing lime of increased lime efficiency relative to the lime that would result from calcining such limestone without the presence of the additive means, lime efficiency being determined on a sodium carbonate solution for which conditions, other than the character of the lima, are fixed, and subsequently feeding the lima of increased lime efficiency into the sodium carbonate solution for producing sodium hydroxide and calcium carbonate from the sodium carbonate.

427429

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