Patents by Inventor Norbert Stradmann

Norbert Stradmann 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).

  • PLAIN BEARING FOR A TURBOMACHINE ROTOR AND TURBOMACHINE HAVING THE PLAIN BEARING
    Publication number: 20130287566
    Abstract: A plain bearing for a turbomachine rotor is proposed. The plain bearing has a bearing body for mounting the turbomachine rotor and has a solid lubricant powder for lubricating a bearing contact area between the bearing body and the turbomachine rotor. The bearing body is produced from an acid-gas-resistant, solid-solution-strengthened powder of a nickel-based material or from a martensitic, austenitic or ferritic-austenitic non-rusting powder of a steel material, and the solid lubricant powder is produced from an acid-gas-resistant material. The bearing body has a hardness of at most 40 Rockwell hardness HRC.
    Type: Application
    Filed: December 7, 2011
    Publication date: October 31, 2013
    Inventors: Ralf Bode, Norbert Stradmann
  • Winterized turbocompressor unit and method for winterizing the turbocompressor unit
    Publication number: 20090000873
    Abstract: A winterized turbocompressor unit has a turbocompressor and an oil supply installation for supplying the turbocompressor with a lubricating oil, the lubricating oil being a low-temperature oil and the turbocompressor and the oil supply installation being set up to be operated with the low-temperature oil.
    Type: Application
    Filed: June 24, 2008
    Publication date: January 1, 2009
    Inventors: Hans-Joachim Mollering, Norbert Stradmann, Ralf Zimmermann