Method of Sealing the Walls of Deep Wells
Description:
Patent for a new and useful method of dealing the walls of deep wells in which the means for lining oil wells by the use of the customary metal casing is avoided, the cost is very materially reduced, and numerous expenses and failures are avoided.
Date:
November 29, 1921
Creator:
Nolan, William E.
Item Type:
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Partner:
UNT Libraries Government Documents Department