Patents by Inventor Rainer Huff

Rainer Huff 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 producing aqueous emulsions or suspensions
    Patent number: 6479041
    Abstract: A method for producing aqueous emulsions or suspensions is described, in which a liquid phase is added to a supply tank, which is connected to a homogenizer having a stator, a rotor mounted rotatably in the stator and an additional connection, through which a second phase, which is to be homogenized, can be added directly onto the rotor and comes into contact with the previously added phase only in the toothed rings of the rotor, the homogenizer is started and subsequently the second phase, which is insoluble in the previously added phase and is to be homogenized, is supplied in liquid form through the additional connection. At least one of the two phases is an aqueous phase and at least one of the two phases is not heated.
    Type: Grant
    Filed: February 28, 2000
    Date of Patent: November 12, 2002
    Assignee: Wella Aktiengesellschaft
    Inventors: Rainer Huff, Gerd Frauenrieder, Bernhard Bieber
  • METHOD FOR PRODUCING AQUEOUS EMULSIONS OR SUSPENSIONS
    Publication number: 20020110533
    Abstract: A method for producing aqueous emulsions or suspension is described, for which
    Type: Application
    Filed: February 28, 2000
    Publication date: August 15, 2002
    Inventors: RAINER HUFF, GERD FRAUENRIEDER, BERNHARD BIEBER