Patents Assigned to Solvay Catalysts GmbH
  • Process for preparing fracture-resistant sol/gel particles
    Patent number: 5468558
    Abstract: A process for preparing fracture-resistant sol/gel particles which contain silicon dioxide, in which a highly disperse filler is added to the aqueous alkali metal silicate solution and/or the aqueous acid solution used in the preparation process.
    Type: Grant
    Filed: May 14, 1993
    Date of Patent: November 21, 1995
    Assignee: Solvay Catalysts GmbH
    Inventors: Helmut Derleth, Karl H. Bretz
  • Metal foil supported catalyst
    Patent number: 5145822
    Abstract: A supported catalyst having a support body which is formed by one or more metal foils and which is well suited for catalytically decomposing ozone and for catalytically oxidizing carbon monoxide. Preferred embodiments further include a heat exchanger which permits the supported catalyst to be used as a catalytic heat exchanger, in particularly for treating fresh air for passenger compartments of vehicles.
    Type: Grant
    Filed: May 23, 1991
    Date of Patent: September 8, 1992
    Assignee: Solvay Catalysts GmbH
    Inventors: Holger Falke, Guenther Strauss