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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.
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
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
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
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
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Boring Tool.

Description: Patent for a new boring tool used for digging post holes, shallow wells, and for like purposes. It has a pilot bit and a cutting disk that carries the loosened dirt from the bore to the surface.
Date: June 9, 1914
Creator: Keenan, Michael J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Casing Spear

Description: Patent for a casing spear, "to remove casing within a well or removing a tool which may be dropped within the casing," with accompanying illustrations of the patent.
Date: October 23, 1917
Creator: Wagner, Warren
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Analytical Study of the Ogallala Aquifer in Bailey County, Texas: Projections of Saturated Thickness, Volume of Water in Storage, Pumpage Rates, Pumping Lifts, and Well Yields

Description: Report on the Ogallala Aquifer in Bailey County, Texas including the historic use of the aquifer, the projected water volume, and projections of water availability in the future.
Date: June 1976
Creator: Wyatt, A. Wayne; Bell, Ann E. & Morrison, Shelly
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department

Analytical Study of the Ogallala Aquifer in Castro County, Texas: Projections of Saturated Thickness, Volume of Water in Storage, Pumpage Rates, Pumping Lifts, and Well Yields

Description: Report on the Ogallala Aquifer in Castro County, Texas including the historic use of the aquifer, the projected water volume, and projections of water availability in the future.
Date: May 1976
Creator: Wyatt, A. Wayne; Bell, Ann E. & Morrison, Shelly
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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