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Pumping Apparatus.

Description: Patent for pumping apparatus. This invention provides a means to elevate liquids by use of compressed air. It is specifically intended for deep oil-wells.
Date: August 25, 1903
Creator: Cain, Francis Charles & Herrenkind, Oscar Charles
Partner: UNT Libraries Government Documents Department

Hydraulic Drill

Description: Patent for a hydraulic drill. This invention is a class of drill for deep drilling that delivers water to the bottom of the opening.
Date: August 11, 1903
Creator: Higgins, Pattillo
Partner: UNT Libraries Government Documents Department

Reamer for Deep Wells

Description: Patent for a reamer for deep wells. "This invention provides a reamer for enlarging the bore of wells by progressive action" (line 8-10). Illustration included.
Date: August 11, 1903
Creator: Higgins, Pattillo
Partner: UNT Libraries Government Documents Department

Hydraulic-Drill

Description: Patent for an improved hydraulic drill to penetrate and bore holes into earth, clay and similar materials, including illustrations.
Date: August 11, 1903
Creator: Higgins, Pattillo
Partner: UNT Libraries Government Documents Department
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