Formation grouting method and composition useful therefor
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United States of America Patent
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Apr 21, 1992
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app pub date -
Jun 24, 1991
filing date -
Dec 2, 1988
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Abstract
A method of grouting porous gas--and petroleum--bearing formations with a cementitious material comprising ultrafine ground slag is useful for primary and remedial cementing of a wellbore. A composition is provided which comprises water, a dispersant, slag and an accelerator to activate the slag.
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