Patents by Inventor Werner Angerer

Werner Angerer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Additive for liquefied-gas fuels
    Patent number: 5312459
    Abstract: An additive for liquefied hydrocarbon fuel containsa) 30-60 volume percent of at least one nitrogen-containing solvent,b) 30-60 volume percent of at least one nitrogen-containing dispersing agent,c) 0.5-10 volume percent of a nitrogen-containing corrosion inhibiting agent andd) 0.5-10 volume percent of at least one oxidation inhibitor, wherein the sum of ingredients a, b, c and d is 100 volume percent. This additive protects against corrosion, aging, separation of materials on motor parts and purification of the exhaust gas in motors using liquefied hydrocarbon fuels.
    Type: Grant
    Filed: August 17, 1992
    Date of Patent: May 17, 1994
    Inventors: Friedrich A. Sprugel, Werner Angerer
  • Liquid fuel mixture, method for its production, and is use for two-stroke engines
    Patent number: 5160506
    Abstract: The invention relates to a liquid fuel mixture, comprising a C.sub.3 and/or at least a C.sub.4 -alkane, at least one oil component and optionally at least one additive, a process for its preparation and its use for two-stroke engines.
    Type: Grant
    Filed: July 13, 1990
    Date of Patent: November 3, 1992
    Inventors: Hans Schur, Werner Angerer, Friedrich Sprugel