Patents by Inventor Reinhard Wolf

Reinhard Wolf 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).

  • Preparation of chloro-olefins
    Patent number: 4720591
    Abstract: Chloro-olefins which contain a group of the formula ##STR1## where Y is chlorine or hydrogen, which are prepared by a process in which a trichloromethyl compound which contains a group of the general formula ##STR2## where X is hydrogen or an organic radical, is reduced with a chromium(II) salt in an aqueous medium.
    Type: Grant
    Filed: December 12, 1986
    Date of Patent: January 19, 1988
    Assignee: BASF Aktiengesellschaft
    Inventors: Eberhard Steckhan, Reinhard Wolf, Hermann Puetter
  • Preparation of chloro-olefins
    Patent number: 4681977
    Abstract: Chloro-olefins which contain a group of the formula ##STR1## where Y is chlorine or hydrogen, which are prepared by a process in which a trichloromethyl compound which contains a group of the general formula ##STR2## where X is hydrogen or an organic radical, is reduced with a chromium(II) salt in an aqueous medium.
    Type: Grant
    Filed: June 27, 1985
    Date of Patent: July 21, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Eberhard Steckhan, Reinhard Wolf, Hermann Puetter