Patents by Inventor Ruolf Stephan

Ruolf Stephan 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 the catalytic preparation of alkali alcoholates
    Patent number: 4596895
    Abstract: A process is described for the catalytic preparation of alkali alcoholates from alkali amalgams and alcohols. The catalyst is lump anthracite having a surface treated to have a heavy metal oxide or mixtures of heavy metal oxides. Preferably a mixture of nickel oxide and molybdenum oxide is used. Aliphatic alcohols with 1 to 4 carbon atoms are preferred as the alcohol component.
    Type: Grant
    Filed: October 7, 1985
    Date of Patent: June 24, 1986
    Assignee: Dynamit Nobel AG
    Inventors: Reinhard Auschner, Peter Schmittinger, Ruolf Stephan