Wells – Processes – Cementing – plugging or consolidating
Patent
1985-12-13
1987-02-03
Suchfield, George A.
Wells
Processes
Cementing, plugging or consolidating
106 3823, 106 80, 166292, 166300, E21B 33138
Patent
active
046403612
ABSTRACT:
A thermally responsive aqueous silicate composition consisting essentially of an aqueous solution containing an alkali metal silicate and a thermally responsive silicate gelation activator. The thermally responsive silicate gelation activator is a reducing sugar selected from the group consisting of lactose, dextrose, fructose, galactose, mannose, maltose, xylose and mixtures thereof. The aqueous silicate composition can be utilized in treating a subterranean formation for the purpose of sealing the formation.
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Smith William H.
Vinson Edward F.
Halliburton Company
Sherer Edward F.
Suchfield George A.
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