Patents by Inventor HARTWIG RAUDLER

HARTWIG RAUDLER 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).

  • APPRATUS AND PROCESS FOR FILING AND EMPTYING A VESSEL CHARGED WITH FLAMMABLE AND AGGRESSIVE GAS
    Publication number: 20010048908
    Abstract: The present invention relates to an apparatus for the safe filling and emptying of a pressurized vessel charged with flammable and/or aggressive gas. The apparatus features an upper flap combination, an intermediate lock vessel having a flushing apparatus, and a lower flap combination. The present invention also relates to a pressurized reactor which is charged with flammable and/or aggressive gas and is equipped with a filling lock apparatus and an emptying lock apparatus for the simultaneous preparation of tetrachlorosilane, trichlorosilane and hydrogen. In addition, the present invention relates to a special process for filling and emptying such a reactor.
    Type: Application
    Filed: August 13, 1999
    Publication date: December 6, 2001
    Inventors: LOTHAR ZEHE, MIECZYSLAW KUZMA, HARTWIG RAUDLER