Patents by Inventor Peter Schindlmayr

Peter Schindlmayr 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).

  • Process for producing chrome leather
    Patent number: 5340365
    Abstract: In the production of chrome leather, a pretreatment of delimed and bated pelts with condensation products not having a tanning action leads to substrates which, without any problems, can be mechanically dewatered and shaved or split and shaved.The properties of the leathers produced therefrom by chrome tanning do not differ from those of leathers which have been conventionally chrome-tanned and shaved.
    Type: Grant
    Filed: September 9, 1992
    Date of Patent: August 23, 1994
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernhard Wehling, Franz Schade, Joachim Kochta, Herbert Burkhardt, Peter Schindlmayr
  • Method and apparatus for the manufacture of tanned hides and skins
    Patent number: 4333731
    Abstract: A method for the wet processes in tanneries, e.g. soaking, liming, deliming, bating, pickling and tanning, wherein the liquids or solutions necessary for these processes are injected by high pressure into the hide or skin, and an apparatus for the realization of said method, wherein piston-type shooting devices are arranged in rows and a conveyor is provided receiving the hide or skin conveying it stepwise below the shooting devices and having holding-up members for pressing the hide against the shooting devices while the injection of said liquids or solutions takes place.
    Type: Grant
    Filed: July 12, 1979
    Date of Patent: June 8, 1982
    Assignee: Arenco-BMD Maschinenfabrik GmbH
    Inventors: Peter Schindlmayr, Horst Zapfel