Composition and method for effecting seals in earth boreholes

Details Composition and method for effecting seals in earth boreholes Composition and method for effecting seals in earth boreholes

1984-06-20

1986-02-04

Albrecht, Dennis L.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

166293, 252 855R, E21B 33138

Patent

active

045687080

ABSTRACT:
A well fluid and method for borehole sealing such as grouting or plugging, the fluid being comprised of water, a water swellable clay and a water dispersible polymer which prevents immediate hydration of the clay.

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patent: 4475594 (1984-10-01), Drake
Scanley, "Fluid Loss Controlled by . . . Acrylic Polymers as Drilling Mud Additives", World Oil, Jul., 1959, pp. 122, 124, 126 and 128.

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