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Method of Sealing the Walls of Deep Wells
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.
System:
The Portal to Texas History
Method of Sealing The Walls of Oil-Wells
Patent for a method of sealing oil wells to avoid applying casing to the wells to prevent leakage, seepage, or cave-ins.
Date:
December 7, 1920
Creator:
Nolan, William E.
System:
The Portal to Texas History
Automatic Fuse Plug
Patent for "improvements in automatic fuse plugs" (lines 12-12). These are "adapted to be successively engaged by a swinging contact arm" (lines 16-17).
Date:
May 19, 1914
Creator:
Bowman, Levi M.
System:
The Portal to Texas History