Foamed well cementing compositions and methods

Details Foamed well cementing compositions and methods Foamed well cementing compositions and methods

1990-12-12

1992-07-28

Suchfield, George A.

Wells

Processes

Cementing, plugging or consolidating

106678, 166309, E21B 33138, E21B 3314

Patent

active

051334097

ABSTRACT:
Foamed well cementing compositions and methods of performing cementing operations in salt containing subterranean environments are provided. The compositions are comprised of hydraulic cement, salt water, dispersed gas and a foaming agent selected from the group consisting of surfactants of the formula R--(OR').sub.n --OSO.sup.-.sub.3 X.sup.+.

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