Patents by Inventor Silke Vortmann

Silke Vortmann 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).

  • Crystalline solids having the RUB-13 structure
    Patent number: 5614166
    Abstract: A crystalline solid comprising a boro-, alumino-, gallo-, titano-, vanado- or zincosilicate or a mixture thereof having the RUB-13 structure, which has a monoclinic space group and exhibits an X-ray diffraction pattern in which at least the following reflections (hkl) occur at the stated diffraction angles:______________________________________ h k l Intensity I/I.sub.o d-spacings (d.sub.hkl) ______________________________________ 0 2 0 very strong 10.26 0 1 1 very strong 9.79 -1 3 1 weak 4.98 0 4 1 medium 4.53 -2 0 1 medium 4.52 -1 1 2 medium 4.46 ______________________________________and their uses.
    Type: Grant
    Filed: July 10, 1995
    Date of Patent: March 25, 1997
    Assignee: BASF Aktiengesellschaft
    Inventors: Hermann Gies, Silke Vortmann, Bernd Marler, Ulrich Muller, Uwe Dingerdissen