Concrete mix water

Details Concrete mix water Concrete mix water

1997-10-29

1999-03-23

Lovering, Richard D.

Compositions

Water-softening or purifying or scale-inhibiting agents

210702, 252179, 252193, 516 21, C02F 508, C09K 300

Patent

active

058854789

ABSTRACT:
Water having alkalies selected from sodium, potassium and mixtures thereof dissolved therein is treated with a composition to reduce the concentration of the alkalies whereby the water is rendered usable according to ASTM standards to render the water usable as concrete mix water. The composition and the method of its use is disclosed herein, wherein the composition is selected from compounds in the group consisting of lithium carbonate, acid zirconium phosphate, carbon dioxide and mixtures thereof.

REFERENCES:
patent: 2351160 (1944-06-01), Stone et al.
patent: 3522187 (1970-07-01), Kraus
patent: 3850835 (1974-11-01), Marantz et al.
patent: 4070300 (1978-01-01), Moroni et al.
patent: 4765908 (1988-08-01), Monick et al.
patent: 5443636 (1995-08-01), Montgomery
"Treating Process Water" The Concrete Producer, Yelton, Jun. 1997, p. 3.
Safety Data Sheet, Mel Chemicals, Apr. 1995, p. 4.

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