Texas Patents - 2 Matching Results

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Gripping Device.

Description: Patent for equipment for use in the drilling of wells to help with the placement of casing, pipes, etc. by holding it in place
Date: July 11, 1922
Creator: Moody, Joseph F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Roller-Bearing Swivel Wrench Plate.

Description: Patent for improvements on Roller-Bearing Swivel Wrench Plates, including illustrations. The goal of this invention is to make the plates more efficient "for use with any suitable fishing tool, or bit for use in oil fields or water well drilling" (lines 12-14).
Date: January 10, 1922
Creator: Harralson, Charles L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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