Patents by Inventor Siegfried Moller

Siegfried Moller 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 the treatment of spent pickling paste
    Patent number: 4478647
    Abstract: A process for treating spent fluoride-containing pickling paste on metal surfaces by applying to the spent pickling paste on the metal surface an aqueous treating paste composition comprising calcium carbonate having a particle size not in excess of about 5 microns and an alkali metal bicarbonate, which composition has a pH which is not in excess of about 9.5.
    Type: Grant
    Filed: August 18, 1983
    Date of Patent: October 23, 1984
    Assignee: Parker Chemical Company
    Inventors: Josef Rones, Siegfried Moller, Kurt Moesner
  • Corrosion inhibitor for metal surfaces
    Patent number: 4113498
    Abstract: Disclosed is a corrosion inhibitor for metal surfaces. The surface is contacted with an alkaline aqueous solution containing a reaction product of an aliphatic carboxylic acid, a polyhydroxy carboxylic acid and an alkanol amine.
    Type: Grant
    Filed: March 28, 1977
    Date of Patent: September 12, 1978
    Assignee: Oxy Metal Industries Corporation
    Inventors: Josef Rones, Siegfried Moller, Helmut Hoch