Method for obtaining Mg and Ca through carbon reduction

Details Method for obtaining Mg and Ca through carbon reduction Method for obtaining Mg and Ca through carbon reduction

1977-08-12

1979-04-03

Andrews, M. J.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 10A, 75 84, 55 17, 55 72, C22B 2900, C22B 3500

Patent

active

041475348

ABSTRACT:
The invention provides methods and apparatus for the production of Mg and Ca through a carbon reduction of their oxides, wherein Mg (or Ca) and CO co-existing in the mixed gas produced from said carbon reduction are kept safe from their reaction into MgO (or CaO) and C throughout the whole process until they are effectively separated for collection.

REFERENCES:
patent: 1762716 (1930-06-01), Grine
patent: 2032215 (1936-02-01), Kemmer
patent: 2257910 (1941-10-01), Kirk
patent: 3626665 (1971-12-01), Fenn et al.

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