Patents by Inventor Horst Geiss

Horst Geiss 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).

  • Copolymers of ethylenically unsaturated carboxylic acid esters with polyoxyalkylene ethers of lower, unsaturated alcohols as flow-improving agents for paraffin containing oils
    Patent number: 5718821
    Abstract: The invention relates to novel copolymers of ethylenically unsaturated carboxylic acid esters with polyoxyalkylene ethers of lower, unsaturated alcohols, their preparation, their use as flow-improving agents for paraffin-containing oils, and oils which contain such copolymers.The invention also relates to the use of known copolymers of ethylenically unsaturated carboxylic acid esters with polyoxyalkylene ethers of allyl and/or methallyl alcohol as flow-improving agents for paraffin-containing oils.
    Type: Grant
    Filed: March 20, 1997
    Date of Patent: February 17, 1998
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Matthias Krull, Sigmar-Peter von Halasz, Werner Reimann, Juliane Balzer, Horst Geiss
  • Apparatus for cleaning containers
    Patent number: 4238892
    Abstract: An apparatus for cleaning containers which comprises a head assembly securable to an opening in the container. The head assembly has means for introducing cleaning vapor into the container, means for removing condensate from adjacent the bottom of the container, and means which include a cooler for receiving vapor from the container.
    Type: Grant
    Filed: October 31, 1978
    Date of Patent: December 16, 1980
    Inventor: Horst Geiss