Patents by Inventor Heinrich Rywalski

Heinrich Rywalski 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).

  • Pressure tank for hot fluids or agents
    Patent number: 4457449
    Abstract: A pressure tank for hot fluids or agents, with the metallic wall thereof having interspaces and an inner layer with a plurality of layers placed therearound. The interspaces are arranged behind, that is, outwardly of, the inner layer, or between two layers. At least in the hottest region of the tank, the interspaces occupy at least 1/15, preferably 1/10 to 1/2, of the volume of the entire wall, and are filled with a thermally insulating solid medium.
    Type: Grant
    Filed: June 1, 1982
    Date of Patent: July 3, 1984
    Assignee: Fried. Krupp Gesellschaft mit beschrankter Haftung
    Inventors: Friedhelm Bohlander, Heinrich Rywalski
  • Multi-layer container
    Patent number: 4244482
    Abstract: A multi-layer container which includes a container forming a body of rotation in a tubular or at least partially spherical or conical shape, and having a plurality of layers of weldable sheet metal therewith. The first one of these layers is wrapped directly upon and around the container and the other layers are wrapped around the first layer and one upon the other. Each layer includes at least one joint extending in the longitudinal direction of the container; at least some are only partially filled with welded material.
    Type: Grant
    Filed: May 17, 1978
    Date of Patent: January 13, 1981
    Assignee: Fried, Krupp Gesellschaft mit beschrankter Haftung
    Inventors: Frank Baumgart, Joachim Jorde, Karl Opitz, Heinrich Rywalski