Patents by Inventor Boreslaus Raschkowski

Boreslaus Raschkowski 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).

  • Solvent mixture containing 2,2,2-trifluoroethanol for use as a cleaning composition
    Patent number: 4770714
    Abstract: Solvent mixtures of 2,2,2,-trifluoroethanol and halogenated hydrocarbons containing 1 to 3 carbon atoms or polyfluorinated aromatic hydrocarbons in a weight ratio of from 1:90 to 99:1, and optional additive alcohols and/or stabilizers, and uses of such mixtures in cleaning processes, vapor degreasing, removal of adsorbed water from the surfaces of solid objects, and as working fluids for a Rankine process or heat pump.
    Type: Grant
    Filed: March 16, 1987
    Date of Patent: September 13, 1988
    Assignee: Kali-Chemie Aktiengesellschaft
    Inventors: Hans Buchwald, Boreslaus Raschkowski, Dieter Singer