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Check-Valve

Description: Patent for a valve used for well drilling designed to be confine fluid around the pipe. Illustrations included.
Date: September 28, 1909
Creator: Kreiter, Richard F.
Partner: UNT Libraries Government Documents Department

Clamp.

Description: Patent for a clamp "for use in in connection with hoisting-tackle for raising or lowering well-pipes..."(lines 9-10) that has one side attach to the pipe and the other side be releasable from the pipe.
Date: April 9, 1907
Creator: Danforth, Joseph B.
Partner: UNT Libraries Government Documents Department

Clamp

Description: Patent for a clamp for well tubes that can be used to remove the tubes for repair.
Date: August 13, 1912
Creator: Maxwell, Thomas A.
Partner: UNT Libraries Government Documents Department

Casing Mechanism

Description: Patent for a casing mechanism for placing in oil wells to block water flow.
Date: February 14, 1911
Creator: Stewart, John S.
Partner: UNT Libraries Government Documents Department

Combined Multiple Weight And Pendulum Scale.

Description: Patent for certain new and useful improvements in a combined multiple weight and pendulum scale and appliance, including instructions and illustrations.
Date: July 11, 1899
Creator: Stephens, John H.
Partner: UNT Libraries Government Documents Department

Appliance for Protecting Oil-Wells from Fires.

Description: Patent for an appliance for protecting oil-wells from fires. As stated within the patent, "this invention relates to certain new and useful improvements in appliances for protecting oil-wells from fires; and to this end it consists of the novel combination and arrangement of parts hereinafter more specifically described in the accompanying drawings, and particularly pointed out in the claims herein appended" (Lines 9-16).
Date: March 11, 1902
Creator: Cochran, James M.
Partner: UNT Libraries Government Documents Department

Bit for Well-Drilling Apparatus.

Description: Patent for a rotary expansion bit for use with well-drilling apparatuses. The bit can be adjusted without removing the well tubing, and can drill a hole large than the tubing in order to insert casing sections.
Date: April 22, 1902
Creator: Sloan, James W.
Partner: UNT Libraries Government Documents Department

Antifriction Device for Sucker-Rods.

Description: Patent for a rod sleeve to protect the rod joints from damage or bending. The design also includes rollers to keep the rods centered in the casing to eliminate rubbing.
Date: August 4, 1903
Creator: Black, William L.
Partner: UNT Libraries Government Documents Department

Clamp

Description: Patent for a clamp. This device is employed to use a hoisting line attached to well casing or tubing. Illustration included.
Date: November 22, 1910
Creator: Athey, Earl
Partner: UNT Libraries Government Documents Department

Cistern-Cover.

Description: Patent for a cistern cover that is easily taken on and off.
Date: December 20, 1910
Creator: Hewitt, James E.
Partner: UNT Libraries Government Documents Department

Casing Water Packer

Description: Patent for improved casing water-packer used for Artesian wells.
Date: June 9, 1903
Creator: Haas, Charles
Partner: UNT Libraries Government Documents Department

Antifriction-Device-For-Sucker-Rods.

Description: Patent for an antifriction device designed to protect the rod (sucker rod), rope, or coupler from wear. A sucker rod joins the components of a piston pump in an oil well.
Date: November 4, 1902
Creator: Black, William Leslie
Partner: UNT Libraries Government Documents Department

Back-Pressure Valve

Description: Patent for a back pressure valve for well drilling which may be "removed from the well with facility and despatch" (lines 18-20).
Date: January 18, 1910
Creator: Neighbors, Charles C.
Partner: UNT Libraries Government Documents Department

Casing Point or Strainer.

Description: Patent for casing point or strainer "particularly adapted for use in oil and Artesian wells... which will permit free circulation of the liquid around the lower portion of the casing and free and easy entrance of the same into the casing, and yet will prevent entrance of sand and gravel into the casing" (Lines 12-22).
Date: May 13, 1902
Creator: Carlson, Andrew Edward
Partner: UNT Libraries Government Documents Department

Apparatus For Cementing Wells.

Description: Patent for new and useful improvements in processes of and apparatus for cementing wells, including instructions and illustrations.
Date: November 21, 1899
Creator: Baca, August
Partner: UNT Libraries Government Documents Department

Casing Spear

Description: Patent for casing spears. This invention is designed for pulling well tubes or casings that have broken off out of the well. Illustration included.
Date: August 25, 1908
Creator: Carroll, Monroe W. & Johnston, H. G.
Partner: UNT Libraries Government Documents Department

Air-Lift Pump

Description: Patent for an air lift pump. Illustrations included.
Date: July 30, 1912
Creator: Holmgreen, Julius H. & Underwood, William H.
Partner: UNT Libraries Government Documents Department

Bit for Well-Drilling Apparatus.

Description: Patent for an expansion bit for a well-drilling apparatus that can be "adjusted and removed without without withdrawing the well tubing, and to provide means whereby a bit capable of drilling a hole sufficiently larger than the well tubing to accommodate a casing may be introduced through the tubing" (lines 11-16).
Date: April 3, 1894
Creator: Horton, Stephen A.
Partner: UNT Libraries Government Documents Department

Apparatus for Boring Artesian Wells.

Description: Patent for an improved and simple apparatus for boring wells that is easily adjustable. The drill head will stay intact in most drilling situations with this apparatus.
Date: February 28, 1893
Creator: Brown, Frank O.
Partner: UNT Libraries Government Documents Department

Air Compressor for Deep Well Pumps.

Description: Patent for a new and improved air-compressor. This design "relates to improvements in air-compressing mechanism for the purpose of pumping for forcing from deep wells and performing similar work; and it consists in the construction and arrangement of a larger and smaller air-cylinder, and the combination therewith of mechanism to force the air from the larger into the smaller cylinder to increase the air-pressure in the latter" (lines 22-30).
Date: August 2, 1887
Creator: Adams, John R.
Partner: UNT Libraries Government Documents Department

Auger.

Description: Patent for a new and improved auger. This design consists in "[t]he combination of a shank provided with a conveying-screw and the cutters at the lower end of the screw, the sides of the cutters being extended beyond a vertical line drawn across the edges of the screw, and a tube or casing enclosing the screw and connected at its lower end with the cutters, said tube being of less diameter than the cutters and arranged within the outer sides thereof" (lines 56-64).
Date: August 23, 1887
Creator: Tevebaugh, Henry Clay
Partner: UNT Libraries Government Documents Department

Apparatus for Boring Artesian Wells.

Description: Patent for a new and improved artesian-well borer. This design "has for its object to furnish a combination tool which will wear or cut the harder grades or rock frequently met with in boring wells of this class, and also to furnish a tool which will be harder than the common steel too or auger, thereby dispensing with the necessity of taking out and sharpening" (lines 13-20). It consists in "[a] fluted hemispherical mass of corundum for boring Artesian wells, said mass being provided with cutt… more
Date: April 5, 1892
Creator: Brown, Frank O.
Partner: UNT Libraries Government Documents Department

Combined Inkstand and Pen-Rack.

Description: Patent for a inkstand with a magnetized pen-rack. If the pen or pencil isn't metal, a metal sleeve is provided to put around the utensil so it can sit on the rack. There is a space for ink-wells, pen-boxes, and a space for advertisements. It is meant for customers to use in lobbies.
Date: July 14, 1896
Creator: Moyer, Herman
Partner: UNT Libraries Government Documents Department

Belt Tightener for Pumps.

Description: Patent for belt tighteners for well pumps which decreases the amount of force necessary to tighten a pump. Patent includes instructions and illustrations.
Date: March 6, 1917
Creator: Layne, Mahlon E.
Partner: UNT Libraries Government Documents Department
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