Patents by Inventor Stefan Frassle

Stefan Frassle 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).

  • Metal Borides
    Publication number: 20090018010
    Abstract: The invention is related to a boride of a metal of transition group four of the periodic table of the elements, wherein at least 40 wt. % of the particles have a grain size of more than 106 ?m, determined by sieve analysis according to ASTM B 214, and these particles consist of grown, monocrystalline grains. The invention also relates to a cermet, wettable powder and a surface coating which contain the boride. The invention further relates to a process to prepare the boride. The invention additionally relates to a process to prepare a cermet or a wettable powder.
    Type: Application
    Filed: December 7, 2006
    Publication date: January 15, 2009
    Applicant: H.C. Starck GmbH & Co. KG
    Inventors: Frank Schrumpf, Wolfgang Kiliani, Stefan Frassle, Thomas Schmidt