Grouting composition and method for grouting conduits in well bo

Compositions: coating or plastic – Coating or plastic compositions – Alkali metal silicate containing

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106632, 106633, 252 88, C04B 2600

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049484281

ABSTRACT:
A pumpable, rehydratable grout composition comprising a water-swellable clay and an aqueous mixture comprised of a hectorite, an alkaline metal tetraborate, an alkaline metal carbonate and an alkaline metal chloride, the grout composition being useful in the sealing of earthen formations such as grouting or cementing of conduits in well bores.

REFERENCES:
patent: 4141841 (1979-02-01), McDanald
patent: 4696698 (1987-09-01), Harriett
patent: 4696699 (1987-08-01), Harriett
patent: 4797158 (1989-01-01), Harriett

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