Compositions – Leather or fur treating
Patent
1974-04-29
1976-06-08
Guynn, Herbert B.
Compositions
Leather or fur treating
175 66, 252 85B, 252 855R, C09K 702, C09K 704
Patent
active
039620999
ABSTRACT:
An improved water base drilling mud composition wherein calcium ions are controlled and converted to water-insoluble plant nutrient compounds by the use of monocalcium phosphate compounds, said composition comprising an aqueous suspension containing from about 5 to 35 pounds per barrel of a clay material, from about 1 to 5 pounds per barrel of an alkaline earth metal hydroxide selected from the group consisting of calcium hydroxide and mixtures of calcium hydroxide and barium hydroxide, and at least a stoichiometric amount, based on the weight of said alkaline earth metal hydroxide of said monocalcium phosphate containing compound.
REFERENCES:
patent: 2802783 (1957-08-01), Weiss et al.
patent: 2856355 (1958-10-01), Weiss et al.
patent: 2868726 (1959-01-01), Brukner et al.
patent: 3084121 (1963-04-01), Wiener
Clark, Article in Journal of Physical Chemistry, vol. 35, 1931, pp. 1232-1238.
The Condensed Chemical Dictionary, Sixth Edition, 1966, p. 205.
Handbook of Chemistry and Physics, 46th Edition, 1965-1966, pp. B162 and B163.
Continental Oil Company
Guynn Herbert B.
Rutherford, Jr. Bayless E.
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