Patents by Inventor Jamal Salim

Jamal Salim 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).

  • Process and apparatus for electrodialysis of an alkali sulfate containing aqueous solution
    Patent number: 5294316
    Abstract: There is disclosed a process for the electrodialysis of alkali sulfate-containing aqueous solutions in stages, by conducting these solutions through a plurality of electrodialytic cells operating in series. The electrodialytic cells include acid and base compartments and a cation exchange membrane. The alkali sulfate-containing aqueous solutions exclusively are conducted through acid compartments of the electrodialytic cells. The electrodialytic cells exclusively possess cation exchange membranes in their interiors and are delimited by bipolar ion exchange membranes.
    Type: Grant
    Filed: February 9, 1993
    Date of Patent: March 15, 1994
    Assignee: Lenzing Aktiengesellschaft
    Inventors: Heinrich Schmidt, Christoph Boxan, Arnold Verwanger, Reinhard Holzinger, Hans Kalleitner, Jamal Salim