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Drill

Description: Patent for a drill used for rotary drilling. Illustrations included.
Date: November 19, 1912
Creator: Sullivan, James C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Break-Out Pin.

Description: Patent for a modified break-out pin on an oil derrick which makes it easier to release a wrench for unscrewing pipes when done, but still holds the wrench in place while in use.
Date: October 21, 1919
Creator: Headrick, James O.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Casing-Head

Description: Patent for a casing head that is specially adapted for "use in connection with well drilling for letting the tubing down into the bore, and in withdrawing the tubing from the bore." (Lines 15-16), including illustrations.
Date: September 7, 1920
Creator: McGarry, Henry S. & Carr, John D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton-Chopper

Description: Patent for a cotton-chopper with two moveable, adjustable cutting apparatuses, which is operated using the foot. One of the cutters moves along the path of travel of the device and the other is stationary, as to prevent the chopper from pulling the cotton plant from the ground while cutting. Patent includes illustrations.
Date: October 5, 1920
Creator: Dawson, William L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fishing-Tool.

Description: Patent for improvements on the Fishing-Tool, including illustrations. The tool was improved in order to make the boring of wells using pipes more efficient.
Date: October 4, 1921
Creator: McMillian, John F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Boring Apparatus

Description: Patent for a new and improved well-boring apparatus that rotates a drill stem. The drill is then elevated when it is desired to unscrew the joints.
Date: September 2, 1919
Creator: Headrick, James O.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well-Drilling Device.

Description: Patent for adding a drilling stem to a well-drilling device, with illustration. This invention will improve operation of devices.
Date: February 10, 1920
Creator: Church, Walter Lee
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for a valve, comprised of a valve seat and a moving part that is made in such a way as to minimize wear and tear. The seat, which attaches to the pump stem, supports the value stem, which is then covered by a thimble that supports a rubber disk. This rubber disk helps prevent liquid and sand from wearing against the valve stem.
Date: November 14, 1911
Creator: Wintz, Thornton E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for a pump that can be "cleansed of sand and other foreign matter" which may cause an obstruction or interference "with the operation of the pump valve" (lines 13-15).
Date: May 28, 1920
Creator: Johnson, John L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump-Valve

Description: Patent for improvements in a pump valve. Designed to be used in pumping wells, particularly oil wells (Line 11).
Date: January 18, 1921
Creator: Sandlin, James W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Drilling Apparatus

Description: Patent for a drilling apparatus for wells. This drill is designed to be applied to a rotary and used with a pipe tong to screw and unscrew pipe joints.
Date: October 25, 1921
Creator: Reeves, George G.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sample-Taking Device.

Description: Patent for a device that helps with sample collection at oil drilling sites. The tool is cylindrical and can be placed in the ground to help with sample collection. This patent includes examples of how the tool can be used and tool specifications.
Date: April 15, 1919
Creator: Church, Walter Lee
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sample Taking Device.

Description: Patent for a device that takes samples of the strata or formation through which a well is being drilled without mixing the soil with water within the reservoir.
Date: September 19, 1919
Creator: Rembert, William E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Saw Filer and Gummer

Description: Patent for adding an attachment to aid in "sharpening and gumming the teeth of circular saws particularly such saws as are used in cotton gins" (lines 13-15). The attachment works with a device for which the inventor previously received a patent. (Patent No. 1,180,270)
Date: February 3, 1920
Creator: McMicken, Thomas W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sample-Taking Device.

Description: Patent for device which takes samples as the drill bit bores through the earth while drilling wells. The samples are used to determine presence or absence of oil and other minerals.
Date: August 7, 1917
Creator: Dodds, Redus D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Self-Cleaning Pump-Valve

Description: Patent for a pump valve used in pumping oil wells which cleans itself with sand. The valve is simple and cheaply manufactured.
Date: September 30, 1919
Creator: Graf, Sydney H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for a pump used during the process of drilling wells. Illustrations included.
Date: April 11, 1911
Creator: Wintz, Thornton E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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