Fluid loss additives for well cementing compositions

Details Fluid loss additives for well cementing compositions Fluid loss additives for well cementing compositions

1992-09-25

1994-03-15

Henderson, Christopher

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524 5, C08K 300

Patent

active

052946517

ABSTRACT:
An additive for reducing water loss from cement comprising a tetrapolymer, a base, an electrolyte, at least one surfactant, and water is disclosed. A process for producing cement slurries with improved water loss properties, as well as an improved method for cementing gas and oil well is also disclosed.

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