71 Matching Results

Search Results

Results: 1 - 24 next

Game Apparatus

Description: Patent for a game that is designed to impart instruction or information according to subject or topic desired.
Date: November 22, 1910
Creator: Prickett, Clinton E. & Cool, Roy D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvements in Manufacture of Organic Solvents

Description: Patent for new improvements to the manufacture of organic solvents. Specifically as it it relates to the treatment of acetone oils with catalysts for the purpose of converting the ketones contained within the acetone oil into alcohol.
Date: December 5, 1914
Creator: Hibbert, Harold
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Manufacture of Gasolene.

Description: Patent for the manufacture of gasoline. The product is used as a fuel for internal combustion engines.
Date: March 9, 1915
Creator: Bacon, Raymond F.; Brooks, Benjamin T. & Clark, Clinton W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Process of Making Aluminum Chlorid.

Description: Patent for the process of making aluminum chlorid (chloride) in which aluminum carbid "is subjected to the action of chlorin or a gas containing chlorin" (lines 17-19) and is more cost effective, uses less heat, and does not require the use of bauxite (optional) or metallic aluminum.
Date: June 18, 1918
Creator: Smith, Dillon F. & Essex, Harry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Paper-Bag Machine.

Description: Patent for improvements in the paper-bag machine (related to author's previous Patent No. 689,441, December 24, 1901) for the purpose of improving the mechanism for forming the primary fold of the bag-bottom in the bag-folding process, including descriptions of the machinery, parts, and illustrations.
Date: May 5, 1903
Creator: Tyson, Frank
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Production of Chlorinated Hydrocarbons.

Description: Patent for the new and improved production of Chlorinated Hydrocarbons; "[t]his invention relates to the production of dichlorinated hydrocarbons of the ethylene series, and particularly to the production of mixtures of dichlorinated hydrocarbons containing dichlor-ethylene and dichlor-propylene from mixtures of ethylene hydrocarbons containing ethylene and propylene." (lines 13-20)
Date: December 10, 1915
Creator: Brooks, Benjamin T. & Smith, Dillon F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Whiffletree.

Description: Patent for an improvement in whiffletrees, made out of steel. It includes a description and illustration.
Date: April 21, 1891
Creator: Flatau, Louis S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Chain Pipe-Wrench.

Description: Patent for certain new and improvements in chain pipe wrenches, including instructions and illustrations.
Date: December 26, 1899
Creator: Bohner, Philip Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cartridge-Loading Machine

Description: Patent for improvements to the machine originally patented on August 10, 186 by Edward A. Franklin of Brenham, patent no. 347,268.
Date: January 15, 1889
Creator: Franklin, Edward A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cartridge-Loading Machine

Description: Patent for "an improvement in cartridge-loaders adapted to load cartridge shells automatically, the machine being operated by suitable power. It consists in improved power mechanism and devices which may be arranged and combined with the loading mechanism of a machine cartridge-loader" (lines 38-45).
Date: November 25, 1890
Creator: Franklin, Edward A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Baling-Press.

Description: Patent for a baling press made up of a vertically movable core that moves up as it gets wrapped up in the internet, supporting drums, a feed apron that presses the material to the core, a pivoted swinging frame with a compression roller, a bale support, a mechanism that lifts the frame when the bale is finished, and a rack-and-pinion mechanism that raises the compression roller that moves up to let the bale get bigger, and a mechanism that rotates the rack-and-pinion.
Date: November 27, 1894
Creator: Smith, Hamilton E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Process of Heating Oil-Retorts and Apparatus Therefor.

Description: Patent for "a method of securing even heating of oil retorts and the like throughout their length" and "a new apparatus, particularly intended for the heating and cracking of oils to convert the same into pyrolytic products". The invention may be used for any oil converting retort, but the patent description relates to the production of gasoline.
Date: August 16, 1921
Creator: Alexander, Clive M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Process of Making Aluminum Chlorid.

Description: Patent for the process of making aluminum chlorid (chloride) wherein solid materials are preheated to alleviate heating supply issues during the process.
Date: May 28, 1918
Creator: King, George H. & Roberts, Gerald I.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Treatment of Mined Sulfur.

Description: Patent for a method to improve the free burning properties of mined sulfur by carbonizing the oil and eliminating carbon.
Date: April 19, 1921
Creator: Bacon, Raymond Foss, 1880-1954.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen