Texas Patents - 11 Matching Results

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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.
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Partner: UNT Libraries Government Documents Department

Device for Distributing Insect Powder.

Description: Patent for a new and improved bug sprayer. This design consists in "the combination of the body of the bellows and the perforate wall or sieve arranged longitudinally therein, dividing the bellows into two compartments, with a nozzle or an air-outlet communicating with one compartment, whereby material placed in the other compartment on the opposite side of the sieve is agitated by the operation of the bellows and delivered to the air-blast in a comminuted state" (lines 25-35).
Date: December 24, 1889
Creator: Hogarth, William H. J.
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Partner: UNT Libraries Government Documents Department

Improvement in Car-Axle Bearings.

Description: Patent for improvement in car-axle bearings in which "it consists in a box having a chambered back for containing oil, and having grooves along the straight edges of its bearing-surface for receiving a wick, the ends of which extend through holes in the box into the oil reservoir.”
Date: December 3, 1878
Creator: Stratton, Asa E., Jr.
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Partner: UNT Libraries Government Documents Department

Neck Yoke

Description: Patent for neck yokes, particularly for hogs, but not made especially for hogs.
Date: December 5, 1916
Creator: McClure, Cicero F.
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Partner: UNT Libraries Government Documents Department

Oar Lock Attachment.

Description: Patent for an oar-lock attachment that allows the oar to be removed but not easily disconnected, using a hook on the oar with a spring plate and an eye on the boat gunwale, with illustrations.
Date: December 20, 1892
Creator: Livingston, Joseph R.
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Partner: UNT Libraries Government Documents Department

Pipe-Wrench.

Description: Patent for the improvement of pipe wrenches necessary for use in well drilling or other circumstances where a wrench of strong construction is needed. This patent provides for a pipe wrench that can be easily adjusted to fit pipes of differing sizes and is easily manipulated for use regardless of direction.
Date: December 9, 1919
Creator: Carmichael, Robert E.
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Partner: UNT Libraries Government Documents Department

Sample-Taking Device

Description: Patent for a sample taking device "for use in preserving the log of the well in drilling operations in earth, rock or other similar formations." (lines 12-14). Specially adapted for use in drilling wells for oil and sulfur, specifically in the Gulf Coast region.
Date: December 9, 1919
Creator: Carmichael, Robert E. & Hamman, George
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Partner: UNT Libraries Government Documents Department

Sulfur-Mining

Description: Patent for improvement on sulfur mining by which "sulfur is fused by a heated fluid forced down into the well to the vicinity of the sulfur deposit and when so fused the sulfur is forced to the surface of the ground through a return pipe" (lines 14-18).
Date: December 17, 1918
Creator: Carmichael, Robert E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sulphur-Mining Apparatus.

Description: Patent for a thermal solvent based sulfur mining apparatus that is placed in a sulfur mining well. Utilizing thermodynamics, the apparatus has a new way to introduce air or steam into the various parts of the apparatus. It is designed with "simplicity and durability of construction" (lines 49-50).
Date: December 17, 1918
Creator: Carmichael, Robert E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Traction-Support.

Description: Patent for a traction board for placing under automobile wheels when stuck in sand or mud, and hanging device for carrying the boards when not in use.
Date: December 27, 1921
Creator: Gentry, Burney C.
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Partner: UNT Libraries Government Documents Department
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