Patents by Inventor Hans F. Heene

Hans F. Heene 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).

  • Vertical barrel pump
    Patent number: 4995790
    Abstract: A vertical barrel pump wherein the barrel casing is not provided with an integral flange. The flange is a separately produced part whose upper side is engaged by an external shoulder of the barrel before the pump housing is mounted in and is attached to the barrel by way of the flange. The flange can constitute a base plate which is made of reinforced concrete and is embedded in the foundation of the barrel pump.
    Type: Grant
    Filed: April 24, 1986
    Date of Patent: February 26, 1991
    Assignee: Klein, Schanzlin & Becker Aktiengesellschaft
    Inventors: Jurgen Schill, Hans F. Heene, Rainer Stahl, Friedrich Weber