Patents Represented by Law Firm Neuman, Williams, Andersn & Olson
  • Catalysts and binder systems for manufacturing sand shapes
    Patent number: 4405726
    Abstract: Aluminum perchlorate, cupric perchlorate and chromic perchlorate are used as catalysts for acid catalyzed curable resins.
    Type: Grant
    Filed: April 22, 1982
    Date of Patent: September 20, 1983
    Assignee: The Quaker Oats Company
    Inventor: George S. Everett