Patents by Inventor Reinhard Buessing

Reinhard Buessing 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).

  • Method of producing an underground pipeline
    Patent number: 9574700
    Abstract: A pipeline laid trenchlessly and/or without a sand bed is produced using a metallic conduit which is encased with an extruded layer of a polyamide molding material. In this way, the durability of the outer shell required for trenchless laying techniques without a sand bed is ensured.
    Type: Grant
    Filed: August 27, 2008
    Date of Patent: February 21, 2017
    Assignees: Evonik Degussa GmbH, Salzgitter Mannesmann Line Pipe GmbH
    Inventors: Andreas Dowe, Rainer Goering, Martin Risthaus, Klaus Gahlmann, Reinhard Buessing, Hans-Juergen Kocks, Joern Winkels
  • ENCASED PIPELINE
    Publication number: 20100300572
    Abstract: A pipeline laid trenchlessly and/or without a sand bed is produced using a metallic conduit which is encased with an extruded layer of a polyamide moulding material. In this way, the durability of the outer shell required for trenchless laying techniques without a sand bed is ensured.
    Type: Application
    Filed: August 27, 2008
    Publication date: December 2, 2010
    Applicants: Evonik Degussa GMBH, Salzgitter Mannesmann Line Pipe GMBH
    Inventors: Andreas Dowe, Rainer Goering, Martin Risthaus, Klaus Gahlmann, Reinhard Buessing, Hans-Juergen Kocks, Joern Winkels