Patents by Inventor Peter Wolfel

Peter Wolfel 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).

  • Handling device for layered cellulose products, in particular cotton wool pads
    Patent number: 5950405
    Abstract: A handling device for conveying layered cellulose products (1), such as cotton wool pads formed successively during production, between a production station (2) and a packaging station (3) is provided with an intermediate storage system (4) with at least one pair of separate holding chambers (5, 6) for the serial holding of the cellulose products (1) delivered successively from the production station (2) to the packaging station (3) and for the transfer of the cellulose products (1) held in this way as a package (67) into a respective conveying cartridge (10). One holding chamber (5) of the pair can be coupled to the outlet of the production station (2) at the same time the other holding chamber (6) is in a transfer station (11) and is coupled to a conveying cartridge (10).
    Type: Grant
    Filed: April 1, 1998
    Date of Patent: September 14, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Peter Wolfel, Jean-Pierre Pringuer, Christof Karl Stary
  • Method and apparatus for determining the chemical oxygen demand of organic materials dissolved in water
    Patent number: 4244696
    Abstract: Method and an apparatus for determining the chemical oxygen demand (COD) of waters by a photochemically accelerated oxidation with oxygen. This method, if desired, may be combined with the step of measuring the contents which the waters have in organically bound carbon.
    Type: Grant
    Filed: August 10, 1978
    Date of Patent: January 13, 1981
    Assignee: Deutscher Verein des Gas- und Wasserfachs e.V., "DVGW-Forschungsstelle"
    Inventor: Peter Wolfel