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Well Tube

Description: Patent for a well tube. "This invention relates to well pumps and particularly to a suction attachment for use in conjunction with the strainers of pumps of that character wherein a piston is operatively arranged within an outflow pipe" (line 8-12). Illustration included.
Date: March 5, 1907
Creator: Medlock, Augustus Lafayette
Partner: UNT Libraries Government Documents Department

Clamp

Description: Patent for a clamp. This invention is used for pump-rods, well-tubes, and like implements. Illustration included.
Date: February 12, 1907
Creator: Imhoff, Louis P.
Partner: UNT Libraries Government Documents Department

Clamp

Description: Patent for a clamp for well tubes that can be used to remove the tubes for repair.
Date: August 13, 1912
Creator: Maxwell, Thomas A.
Partner: UNT Libraries Government Documents Department

Casing Spear

Description: Patent for casing spears. This invention is designed for pulling well tubes or casings that have broken off out of the well. Illustration included.
Date: August 25, 1908
Creator: Carroll, Monroe W. & Johnston, H. G.
Partner: UNT Libraries Government Documents Department