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Apparatus for Raising Liquids from Deep Wells.
Patent for improvements for raising liquids from deep wells. "It has a particular application to the raising of fused sulfur from the well in the liquid state" (lines 14-16).
Date:
May 11, 1920
Creator:
Hebert, Joseph A.
System:
The Portal to Texas History
Pipe-Cutter
Patent for improved pipe cutters that indicate when a pipe has been completely severed inside of a well
Date:
May 11, 1920
Creator:
Wright, John F.
System:
The Portal to Texas History