Wells – Processes – Cementing – plugging or consolidating
Patent
1989-07-20
1990-10-30
Suchfield, George A.
Wells
Processes
Cementing, plugging or consolidating
166281, 405263, 405266, E21B 33138, E21B 4326, E02D 312
Patent
active
049662376
ABSTRACT:
Method of sealing a cavity formed in a rock against the passage of fluids without fracturing the rock, by placing wadding in the cavity and adding a supply of expanding chemical grout to effect a seal upon hardening.
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patent: 4328036 (1982-05-01), Nelson et al.
patent: 4537535 (1985-08-01), MacBain
patent: 4797159 (1989-01-01), Spangle
Schlumpberger Michael X.
Swanson David E.
Koltos E. Philip
Suchfield George A.
The United States of America as represented by the Secretary of
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