Drill-Bit

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Description

Patent for a drill bit for oil wells that provides a way for the bit to be lubricated while in use to prevent the adhesion of gummy substances.

Physical Description

[2], 2 p. : ill. ; 23 cm.

Creation Information

Kilgore, John G. June 4, 1918.

Context

This patent is part of the collection entitled: Texas Patents and was provided by the UNT Libraries Government Documents Department to The Portal to Texas History, a digital repository hosted by the UNT Libraries. More information about this patent can be viewed below.

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Titles

  • Main Title: Drill-Bit
  • Added Title: Drill Bit

Description

Patent for a drill bit for oil wells that provides a way for the bit to be lubricated while in use to prevent the adhesion of gummy substances.

Physical Description

[2], 2 p. : ill. ; 23 cm.

Notes

"Application filed March 26, 1918. Serial No. 224,813."

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Texas Patents

United States patents filed by Texas inventors before 1900. A majority of the patents are for agricultural and industrial applications.

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Creation Date

  • June 4, 1918

Accepted Date

  • June 4, 1918

Submitted Date

  • March 26, 1918

Added to The Portal to Texas History

  • July 1, 2020, 8:02 a.m.

Description Last Updated

  • April 13, 2024, 9:23 p.m.

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Kilgore, John G. Drill-Bit, patent, June 4, 1918; [Washington D.C.]. (https://texashistory.unt.edu/ark:/67531/metapth1256805/: accessed April 25, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.

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