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Drill Head For Oil Wells

Description: Patent for Drill Head for oil wells, one object of the invention is to provide a drill head having the capacity to drill through strata of soft formation as may exist between rock layers and in broken formations of clay and boulders, as well as through rock formations themselves, the said drilling head being provided with roller bits or cutters and also with a fish tail cutter.
Date: October 25, 1921
Creator: Sorensen, Sam
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Partner: UNT Libraries Government Documents Department

Burner.

Description: Patent for improvements in burners to allow them to use liquid fuel such as oil.
Date: June 1, 1920
Creator: Placette, Joeseph G.
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Partner: UNT Libraries Government Documents Department

Attachment for Rotaries.

Description: Patent for rotary well-drilling machinery where the "ring or bushing to rotate independently of the table and the present invention is directed to means for accomplishing the rotating effect." (line 24-27)
Date: July 20, 1920
Creator: Johnston, Horace G.
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Partner: UNT Libraries Government Documents Department

Attachment for Internal Combustion Motors

Description: Patent for an Attachment for Internal Combustion Motors. This new attachment provides many improvements in the regulation of auxiliary air, whether it enters or leaves the internal combustion motor (Shine). It also regulates hot or cold air, or can shut off the air supply entirely (Shine).
Date: April 26, 1921
Creator: Shine, John
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Partner: UNT Libraries Government Documents Department

Automatic Gas-Release Packer.

Description: Patent for automatic gas release packer that uses constant pressure regulated by spring-controlled valves for better control when lifting oil out of wells.
Date: April 11, 1922
Creator: Cummings, William J.
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Partner: UNT Libraries Government Documents Department

Boll Weevil Catcher

Description: The objective of the invention is to improve to catching and destroying boll weevils with a device that is easily attached to a cultivator. This device includes "receptacles filled with an insect destroying liquid." (lines 23-24).
Date: July 5, 1921
Creator: Ploch, Alex
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Partner: UNT Libraries Government Documents Department

Boll Weevil Catcher.

Description: Patent for an insect-catching device with collection receptacles that operates on skids for better maneuverability in fields.
Date: March 30, 1920
Creator: Stukes, John Marion
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Partner: UNT Libraries Government Documents Department

Process of Heating Oil-Retorts and Apparatus Therefor.

Description: Patent for "a method of securing even heating of oil retorts and the like throughout their length" and "a new apparatus, particularly intended for the heating and cracking of oils to convert the same into pyrolytic products". The invention may be used for any oil converting retort, but the patent description relates to the production of gasoline.
Date: August 16, 1921
Creator: Alexander, Clive M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Contact-Shoe for Automatic Train-Stops.

Description: Patent for a new contact shoe, used in rail transport, attached to the train car to conduct automatic stops despite possible hazards through the use of magents and electricity, including illustrations .
Date: March 30, 1920
Creator: Bulla, Melbern Bernie
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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