Method of making cement from base metal smelter slag

Details Method of making cement from base metal smelter slag Method of making cement from base metal smelter slag

1998-05-08

1999-10-19

Marcheschi, Michael

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

106776, 106784, 106789, 106791, 106816, C04B 7147, C04B 7153, C04B 719

Patent

active

059682582

ABSTRACT:
A method of making cement from base metal smelter slag produced by a nickel, copper, lead or zinc smelter, includes crushing the slag with a source of calcium sulphate to a size of less than about 1/4 inch and heating the mixture to produce a cement, and grinding the cement to a size in the range of from about -250 to about 425 mesh.

REFERENCES:
patent: 4904503 (1990-02-01), Hilton et al.
patent: 5593493 (1997-01-01), Krofchak
patent: 5749962 (1998-05-01), Krofchak

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