Patents by Inventor Peter Rudolf

Peter Rudolf 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).

  • Magnetic disc, especially a flexible magnetic disc, for track adjustment and amplitude control
    Patent number: 4084201
    Abstract: The invention relates to a magnetic disc for track adjustment and amplitude control having at least one control track with magnetic control signals, this track being arranged in the central region of the recording area, and the control signals consisting of two different signals. The invention also relates to the geometric arrangement of the control signals in the track, their number, their amplitude, their frequency and their duration.
    Type: Grant
    Filed: March 29, 1976
    Date of Patent: April 11, 1978
    Assignee: BASF Aktiengesellschaft
    Inventors: Joachim Hack, Udo Himmelmann, Peter Rudolf, Klaus Schulze-Berge, Karl-Heinz Meyer
  • Butynediol manufacture
    Patent number: 4062899
    Abstract: Basic carbonate which contains copper and aluminum and is suitable for the manufacture of copper-containing catalysts and which has the general formula Cu.sub.m Al.sub.6 (CO.sub.3).sub.0.5m O.sub.3 (OH).sub.m+12, where m may be an integer or non-integer between 2 and 6.
    Type: Grant
    Filed: August 9, 1976
    Date of Patent: December 13, 1977
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Rudolf Laurer, Wolfgang Schroeder, Herwig Hoffmann, Heinz Lingk
  • Plastic ski
    Patent number: 4026575
    Abstract: Plastic ski of compound structure consisting of a running surface with steel edges, a lower strap, an upper strap, and a cover layer, the upper and the lower straps being connected to each other by an injected core of plastic foam.
    Type: Grant
    Filed: December 8, 1975
    Date of Patent: May 31, 1977
    Assignee: Schloemann-Siemag Aktiengesellschaft
    Inventor: Peter Rudolf Hartwig
  • Basic mixed carbonate of copper and aluminum and process for manufacturing a copper-containing catalyst
    Patent number: 4009124
    Abstract: Basic carbonate which contains copper and aluminum and is suitable for the manufacture of copper-containing catalysts and which has the general formula Cu.sub.m Al.sub.6 (CO.sub.3).sub.0.5m O.sub.3 (OH).sub.m.sub.+12, where m may be an integer or non-integer between 2 and 6.
    Type: Grant
    Filed: September 15, 1975
    Date of Patent: February 22, 1977
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Rudolf Laurer, Wolfgang Schroeder, Herwig Hoffmann, Heinz Lingk