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Improvement in Propelling Vessels.

Description: Patent for a hydraulic propeller that uses a current of water and steam power, including illustrations.
Date: August 26, 1846
Creator: Fulton, George W.
Partner: UNT Libraries Government Documents Department

Barrel Support

Description: Patent for "certain new and useful improvements in Barrel Supports (lines 5-6)."
Date: April 2, 1918
Creator: Taylor, Charles E., Jr.
Partner: UNT Libraries Government Documents Department

Means for Moving the Drive-Shafts of Steam-Engines From Dead-Centers.

Description: Patent for the improvement of moving drive shafts found in steam engines from dead center, especially engines used in oil fields. The patent provides a device that moves the engine's crank shaft from dead center while at a distance via a lever located on the derrick platform "or at some convenient location" (lines 44-45).
Date: September 13, 1921
Creator: Manning, Sanford E.
Partner: UNT Libraries Government Documents Department

Breakout-Tongs

Description: Patent for breakout-tongs is used for oil well drilling when it comes to unscrewing a pipe and re-screwing the pipe together. Which has been taken from an oil well.
Date: December 20, 1921
Creator: Blecher, Mark
Partner: UNT Libraries Government Documents Department

Oil-Treating Mixer.

Description: Patent for improvements to oil-treating mixers used to purify the oil of foreign materials by confining the purification to a smaller space, making it more economical and durable.
Date: May 30, 1922
Creator: Belcher, Mark
Partner: UNT Libraries Government Documents Department

Design for a Clothes-Pounder.

Description: Design patent for a clothes-pounder that consists of a hollow conical body provided at an immediate point with a downwardly-dished diaphragm.
Date: September 27, 1898
Creator: Crooker, Heman D.
Partner: UNT Libraries Government Documents Department

Apparatus for Fusing Sulfer from Low Grade Ores

Description: Patent for the Apparatus for Fusing Sulfer from Low Grade Ores. This machine makes the extraction of sulfur from ores containing less than 20% sulfur, while also removing the impurities.
Date: September 16, 1919
Creator: Austin, Paul P., Jr.
Partner: UNT Libraries Government Documents Department

Apparatus for Sulfur Mining

Description: Patent for "new and useful improvement" for sulfur mining by Mr. Robert Carmichael. This device has particular application for mining in subterranean environments, "by use of pumping a heated fluid down into contact with a sulfur strata" (lines 14-15).
Date: December 9, 1919
Creator: Carmichael, Robert E.
Partner: UNT Libraries Government Documents Department

Adhesive and Method of Making the Same

Description: Patent for starch used for paper that can act as an adhesive coating. Illustrations included.
Date: February 18, 1913
Creator: Dunham, Andrew A. & Dunham, Henry V.
Partner: UNT Libraries Government Documents Department

Combination Well-Packer and Setting-Tool.

Description: Patent for a well packer and setting tool for the prevention of intermingling between oil and water in a well when used by itself or with other pipes. The invention allows for the packer to be set using the setting tool which can then be removed once the packer is in place.
Date: January 6, 1920
Creator: Abercrombie, Jamie & Dunman, Nesbit M.
Partner: UNT Libraries Government Documents Department

Core-Discharge Apparatus.

Description: Patent for an Improvement in Core-Discharge Apparatus. It is meant to be used in connection with core drills in well or mine drilling. This improvement is meant to be carried to the surface by an air-lift pump.
Date: October 1, 1918
Creator: Carhichael, Robert E.
Partner: UNT Libraries Government Documents Department

Rotary Drilling Apparatus

Description: Patent for a rotary drilling apparatus that specifies in wells and mines.
Date: November 5, 1918
Creator: Robert E. Carmichael
Partner: UNT Libraries Government Documents Department

Wire Stretching and Splicing Tool.

Description: Patent for a wire stretching and splicing tool used when repairing barbed wire and other wire fences. It connects the ends of broken wires by bringing them together and twisting them. It has a wire gripping device, an adjustable end that corresponds to the wire gripper, a way to separate the above listed parts and bring them back together again, and a clamping device.
Date: April 30, 1895
Creator: la Bauve, Odelon Joseph
Partner: UNT Libraries Government Documents Department

Insecticide

Description: Patent for an insecticide specifically for insects that burrow into the shucks of corn. "The general object of my invention is to provide a compound capable, when affected by moisture incidental to the sweating of the corn in the crib, of generating a poisonous gas which will permeate the shucks and reach and destroy the insect within the shucks, where it cannot be destroyed by simply sprinkling the corn with a poisonous powder or solution" (lines 17-25).
Date: September 13, 1892
Creator: Carter, Joseph John
Partner: UNT Libraries Government Documents Department

Improvements in Oil-Burners

Description: Patent for improvements to oil-burners. The text contains a description of the unique improvements and is accompanied by explanatory illustrations.
Date: August 21, 1917
Creator: Harrington, Edward A
Partner: UNT Libraries Government Documents Department

Wheel.

Description: Patent for a new and improved wheel. This design "relates to improvements in that class of expanding wheels in which the hub is provided with an inclined abutment, on which the inclined ends of the spokes rest, the said spokes being clamped in position and adjusted on the abutment by clamping collars; and the invention consists in the peculiar construction and arrangement of parts" (lines 8-15).
Date: August 11, 1885
Creator: Mecham, George Wate
Partner: UNT Libraries Government Documents Department

Life-Boat.

Description: Patent for an improved life boat that "consists principally of a central closed hull equipped with propelling machinery, and floats extending on the sides of the said hull and rigidly secured thereto, to support the hull in position." (Lines 12-16) Includes instructions and illustrations.
Date: September 1, 1896
Creator: James, William F.
Partner: UNT Libraries Government Documents Department

Two-Piece Box.

Description: Patent for certain new and useful improvements in two piece boxes, including instructions and illustrations.
Date: November 28, 1899
Creator: Armstrong, Martin
Partner: UNT Libraries Government Documents Department

Improvement in the Manufacture of Fertilizers.

Description: Patent for a process of treating waste animal matter from tallow-rendering factories with plaster-of-paris for use as fertilizer.
Date: November 25, 1873
Creator: Stevens, Hennell
Partner: UNT Libraries Government Documents Department

Improvement in Screw-Propulsion.

Description: Patent for "a new and useful Improvement in Screw-Propellers and their adaptation to the hulls of vessels" (lines 4-6) including illustrations.
Date: November 9, 1875
Creator: Wilson, Joseph Erwin
Partner: UNT Libraries Government Documents Department

Improvement in Soldering-Irons

Description: Patent for a new and improved soldering iron, which only gives off so much heat from one end and not the other. This patent of the soldering iron a safer tool to work with.
Date: March 21, 1877
Creator: Stevens, Hennell
Partner: UNT Libraries Government Documents Department

Improvement in Medical Compounds or Bitters.

Description: Patent for a medical compound prepared with whisky, gentian-root, cinchonabark, quassia and cloves which is intended as "a remedy for miasmatic fevers" (line 23) including instructions for the preparation and administration of the medicine.
Date: January 23, 1872
Creator: Turner, Richard G.
Partner: UNT Libraries Government Documents Department

Tread for Pneumatic Tires.

Description: Patent for an improvement in treads for pneumatic tires "to prevent excessive wear or puncture of the parts of the tire constituting the tread portion" (lines 12-14).
Date: September 30, 1919
Creator: Twombly, Royal W.
Partner: UNT Libraries Government Documents Department
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