Patents by Inventor Harm Schmoldt

Harm Schmoldt 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).

  • Membrane stack unit for multi-chamber electrodialysis
    Patent number: 4737260
    Abstract: A membrane stack unit for multi-compartment electrodialysis having pairs of mirror-image cell frame parts having an ion-selective membrane between them, the frame parts having supply and connection holes and distribution hole systems which mate with each other and with other said pairs and with end plates to provide up to four different process streams.
    Type: Grant
    Filed: October 14, 1986
    Date of Patent: April 12, 1988
    Assignee: Stantech GmbH
    Inventors: Heiner Strathmann, Harm Schmoldt
  • Electrodialysis-cell assembly
    Patent number: 4350581
    Abstract: Novel electrodialysis apparatus in which the frames form fluid directing paths, thereby assuring a strictly parallel flow path of both diluted and concentrated process solutions.
    Type: Grant
    Filed: October 20, 1980
    Date of Patent: September 21, 1982
    Assignee: Forschungsinstitut Berghof GmbH
    Inventors: Harm Schmoldt, Klaus Kock, Heinrich Strathmann