Patents by Inventor Walter Baumann

Walter Baumann 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 and device for regenerating a contaminated solvent
    Patent number: 6117275
    Abstract: Process and apparatus for regenerating a contaminated solvent wherein said solvent is first separated from higher-boiling contaminants in an evaporator, and then contaminants having a lower boiling point than said solvent are separated out in a condenser in which the temperature of said lower-boiling contaminants coming out of said condenser and the temperature of said solvent coming out of said condenser are separately controlled.
    Type: Grant
    Filed: April 14, 1998
    Date of Patent: September 12, 2000
    Assignee: Didda Maria Janina Baumann
    Inventor: Walter Baumann
  • Device for air conditioning in a winter garden
    Patent number: 4739627
    Abstract: A device is disclosed for air conditioning in a winter garden, more particularly for dehumidifying a winter garden in order to avoid formation of perspiration and condensation water, the device having a housing (16) in which first, second and third heat exchanger means (26,28,30) are selectively connectable to a compressor means (32). Communication between said heat exchanger means and compressor means may selectively be established in such a manner that the winter garden can be dehumidified, cooled or heated, as required. At the same time, the device permits heat from the winter garden to be recovered for use in the dwelling house (10).
    Type: Grant
    Filed: January 21, 1987
    Date of Patent: April 26, 1988
    Inventor: Walter Baumann