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Process of Distilling Oil

Description: Patent for a new and improved process of distilling oil by inventor James E. Biggins.
Date: October 23, 1917
Creator: Biggins, James E.
Partner: UNT Libraries Government Documents Department

Method of Purifying Oils

Description: Patent for a new and useful improvement in the method of purifying oils, particularly applicable to cracked gasoline.
Date: January 10, 1922
Creator: Alexander, Clive M.
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for an improved pump valve designed for a pump for pumping oil from oil wells "which will not be affected by the fluid or gas pressure in the bore" (lines 17-18).
Date: September 30, 1919
Creator: Graf, Sydney H.
Partner: UNT Libraries Government Documents Department

Process of and Apparatus for Making Halids

Description: Patent for a new and improved process of and apparatus for making halides which transmit the necessary heat to the reaction mass by preheating the chlorine and not through the wall as in usual types of retorts.
Date: July 8, 1919
Creator: Abbott Lyle Stockton
Partner: UNT Libraries Government Documents Department

Tool Joint.

Description: Patent for a screw-threaded tool joint used for drill pipes on rotary drilling rigs.
Date: August 10, 1920
Creator: Lyle, Henry Claude
Partner: UNT Libraries Government Documents Department

Oil-Tank.

Description: Patent for oil tank top to prevent destruction of inflammable substance in the tank by enabling the gas to escape in a simple and effective manner.
Date: June 27, 1916
Creator: Bradley, Benjamin Franklin
Partner: UNT Libraries Government Documents Department

Still and Still-Setting

Description: Patent for Still and Still-Setting.
Date: February 15, 1916
Creator: Henderson, Herbert
Partner: UNT Libraries Government Documents Department

Nut-Lock.

Description: Patent for a nut-lock that holds the nut more securely in place than previous ones. Used primarily in railroad joints, but can be used in a variety of other applications.
Date: February 19, 1907
Creator: Baldwin, John H.
Partner: UNT Libraries Government Documents Department

Manufacture of Aluminum Chloride.

Description: Patent for improvements of manufacture of aluminum chloride, comprising "a method of utilizing certain oily residues which are the result of treatment of oils with aluminum chloride or with substances capable of forming aluminum chloride" (lines 11-14), including illustrations.
Date: February 7, 1922
Creator: McAfee, Almer M.
Partner: UNT Libraries Government Documents Department

Stump-Puller.

Description: Patent for an improved design for a stump-puller, using a hoisting derrick and lever to attach to the stump and pull it from the ground.
Date: April 23, 1918
Creator: Weese, Frank
Partner: UNT Libraries Government Documents Department

Still.

Description: Patent for a still designed to refine crude petroleum and extract lighter elements, including illustrations.
Date: February 11, 1919
Creator: Gallsworthy, Benjamin
Partner: UNT Libraries Government Documents Department

Utilization of Aluminum-Chlorid Residues.

Description: Patent for "new and useful Improvements in the Utilization of Aluminum Chlorid Residues" (lines 6-7) including instructions and illustrations.
Date: February 24, 1920
Creator: Abbott, Lyle Stockton
Partner: UNT Libraries Government Documents Department

Still and Still-Setting

Description: Patent for steam still improvements using an open steel frame for support of the still. This steel frame allows for heating by methods other then steam and easy access to the bottom plates of the still to see if there is leakage.
Date: March 30, 1920
Creator: Henderson, Herbert
Partner: UNT Libraries Government Documents Department

Mud-Cleaning Mechanism for Tractor-Wheels.

Description: Patent for mud cleaning mechanism for tractor wheels. The mechanism's objective is to automatically clean from and between the cleats and the ground, and along the rims of tractor wheels while the wheels are in motion. Additional advantages noted are that this mechanism is easily assembled and disassembled, durable and compact, and applicable with multiple styes of tractors.
Date: May 25, 1920
Creator: Williams, Hartwell L.
Partner: UNT Libraries Government Documents Department

Tire Structure

Description: Patent for a tire structure that eliminates circumferential differences and also renders a simpler, less expensive model for tire construction.
Date: October 7, 1919
Creator: Smith, Jesse G.
Partner: UNT Libraries Government Documents Department

Pan Lifter and Turner.

Description: Patent for a pan lifter and turner using a bent handle, a curved plate is secured at the end of the bent handle; extending upward from the curved plate with a series of teeth to engages the crimped rim of a pan for lifting. At both ends of the curved plate provided with curved notches or recesses to receive and engage the rim of a pan for turning. Illustration is included.
Date: February 10, 1891
Creator: Ericson, John
Partner: UNT Libraries Government Documents Department

Oil-Distributer.

Description: Patent for simple and efficient oil-distributor that is meant to calm the water next to a ship. It also takes up little space and can easily be launched over the side of the ship and is insured so that oil is automatically distributed into the water.
Date: September 17, 1895
Creator: Ericson, John & Phinney, Adelbert
Partner: UNT Libraries Government Documents Department

Hoisting Hook.

Description: Patent for "certain new and useful Improvements in Hoisting-Hooks" (lines 5-6) including specifications and illustrations.
Date: June 22, 1915
Creator: Black, Lee J.
Partner: UNT Libraries Government Documents Department

Spudding and Pipe Driving Machine

Description: Patent for a spudding and pipe driving machine. This invention comprises "two oppositely disposed engines, a block and tackle for supporting either the spudding or driving mechanism, and means for imparting a jogging movement to the well rope to operate the drill or hammer" (line 13-18). Illustration includes.
Date: December 15, 1903
Creator: Higgins, Pattillo
Partner: UNT Libraries Government Documents Department

Smoke-Separator.

Description: Patent for "a new and improved smoke separator designed for use in connection with smelter furnaces and other apparatus, and arranged to effectively prevent poisonous or obnoxious gases from passing into the atmosphere, at the same time retaining and saving valuable matter contained in the smoke" (lines 9-16); including instructions and illustrations.
Date: December 9, 1913
Creator: Holmes, Clayton Floyd
Partner: UNT Libraries Government Documents Department

Hand Device For Operating Sewing Machines

Description: Patent for a hand device for operating sewing machines. This invention relates to hand driven sewing machines. Illustrations included.
Date: February 12, 1907
Creator: Rapier, Mildred J.
Partner: UNT Libraries Government Documents Department

Hydraulic Drill

Description: Patent for a hydraulic drill. This invention is a class of drill for deep drilling that delivers water to the bottom of the opening.
Date: August 11, 1903
Creator: Higgins, Pattillo
Partner: UNT Libraries Government Documents Department

Reamer for Deep Wells

Description: Patent for a reamer for deep wells. "This invention provides a reamer for enlarging the bore of wells by progressive action" (line 8-10). Illustration included.
Date: August 11, 1903
Creator: Higgins, Pattillo
Partner: UNT Libraries Government Documents Department

Grain-Door for Cars

Description: Patent for a door for grain containers. Illustrations included.
Date: February 20, 1912
Creator: Miller, Rudolph Charles
Partner: UNT Libraries Government Documents Department
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