IP Library › Granted Patent US 4,267,062
Granted Patent Utility
US 4,267,062 · App. 06/042,885

Abandoned borehole compositions

Inventor: Thomas L. Byerley
Patented Case View Patent ↗
Granted: May 12, 1981 Filed: May 29, 1979
Inventor
Thomas L. Byerley
Assignee (at issue)
NL Industries, Inc.

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Quick Facts
Patent No.
US 4,267,062
App. No.
06/042,885
Filed
1979-05-29
Granted
1981-05-12
Kind
A