Patents by Inventor Helmut Kriesch

Helmut Kriesch 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).

  • Pelleted acetylene black
    Patent number: 10179859
    Abstract: The present invention relates to a pelleted acetylene black having a mass strength measured according to ASTM D 1937-10 of 200 N at most and an average pellet size measured according to ASTM D 1511-10 of at least 1.0 mm, to the use of any of said pelleted acetylene blacks to produce a compound comprising a resin or polymer or rubber matrix and the acetylene black dispersed in said matrix and to a method for producing such a compound.
    Type: Grant
    Filed: February 23, 2015
    Date of Patent: January 15, 2019
    Assignee: ORION ENGINEERED CARBONS GMBH
    Inventors: Florian Diehl, Werner Niedermeier, Silke Teike, Helmut Kriesch
  • PELLETED ACETYLENE BLACK
    Publication number: 20170015831
    Abstract: The present invention relates to a pelleted acetylene black having a mass strength measured according to ASTM D 1937-10 of 200 N at most and an average pellet size measured according to ASTM D 1511-10 of at least 1.0 mm, to the use of any of said pelleted acetylene blacks to produce a compound comprising a resin or polymer or rubber matrix and the acetylene black dispersed in said matrix and to a method for producing such a compound.
    Type: Application
    Filed: February 23, 2015
    Publication date: January 19, 2017
    Applicant: ORION ENGINEERED CARBONS GMBH
    Inventors: Florian DIEHL, Werner NIEDERMEIER, Silke TEIKE, Helmut KRIESCH
  • Granular organosilane preparation, process for the production thereof and use thereof
    Patent number: 6410769
    Abstract: An organosilane preparation, comprising a mixture of one or more organosilanes and one or more fillers, has a fines content of less than 2%.
    Type: Grant
    Filed: November 20, 2000
    Date of Patent: June 25, 2002
    Assignee: Degussa Muls AG
    Inventors: Kurt Eichenauer, Holger Pitsch, Michael Klose, Conny Vogler, Jan Kopietz, Helmut Kriesch