Patents by Inventor Ludek Vodicka

Ludek Vodicka 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).

  • Method for the recovery of platinum from spent catalysts
    Patent number: 4077800
    Abstract: An economical procedure for the recovery of platinum from a spent catalyst involves subjecting the catalyst to fluorination with elementary fluorine or a mixture thereof with hydrogen fluoride at a temperature ranging from 100.degree.-600.degree. C. The resultant platinum fluoride is then converted to platinum in elemental form.
    Type: Grant
    Filed: December 17, 1976
    Date of Patent: March 7, 1978
    Assignee: Vysoka skola chemicko-technologicka
    Inventors: Ivo Peka, Ludek Vodicka, Jan Ulrich, Jan Hajek
  • Method for recovering palladium from spent palladium catalysts
    Patent number: 4072508
    Abstract: A technique for recovering palladium from a spent palladium catalyst or ash thereof involves fluorinating the catalyst or ash at elevated temperatures to yield palladium fluoride and decomposing the fluoride with a mineral acid at a temperature ranging from 90.degree. - 100.degree. C.
    Type: Grant
    Filed: December 17, 1976
    Date of Patent: February 7, 1978
    Assignee: Vysoka skola chemicko-technologicka
    Inventors: Ludek Vodicka, Ivo Peka, Voktor Suchy