Patents by Inventor Wilhelm HOEBOLD

Wilhelm HOEBOLD 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 producing polycrystalline silicon
    Patent number: 8940264
    Abstract: The invention provides a process for producing polycrystalline silicon, by introducing reaction gases containing a silicon-containing component and hydrogen into reactors to deposit silicon, wherein a purified condensate from a first deposition process in a first reactor is supplied to a second reactor, and is used in a second deposition process in that second reactor.
    Type: Grant
    Filed: August 29, 2011
    Date of Patent: January 27, 2015
    Assignee: Wacker Chemie AG
    Inventors: Walter Haeckl, Karl Hesse, Wilhelm Hoebold, Reinhard Wolf
  • PROCESS FOR PRODUCING POLYCRYSTALLINE SILICON
    Publication number: 20120058040
    Abstract: The invention provides a process for producing polycrystalline silicon, by introducing reaction gases containing a silicon-containing component and hydrogen into reactors to deposit silicon, wherein a purified condensate from a first deposition process in a first reactor is supplied to a second reactor, and is used in a second deposition process in that second reactor.
    Type: Application
    Filed: August 29, 2011
    Publication date: March 8, 2012
    Applicant: WACKER CHEMIE AG
    Inventors: Walter HAECKL, Karl HESSE, Wilhelm HOEBOLD, Reinhard WOLF