Patents Examined by Michael Macheschi
  • Patent number: 6811582
    Abstract: A flowable, granular abrasive material and method of manufacture thereof. The material is comprised of at least one abrasive grain selected from aluminum oxide, silicon carbide, cubic boron nitride and/or diamond and has a organic or inorganic coating comprised of a binder and an abrasive filling material in the amounts of 0.5 to 8% and 1 to 15% by weight, respectively. The filling material may include sulfides, phosphates, carbonates, halogenides, and/or sulfide-, carbonate- and/or halogenide-containing complex compounds. The binder may include a low-viscosity phenol resin, epoxy resin and/or polyurethane resin.
    Type: Grant
    Filed: August 28, 2002
    Date of Patent: November 2, 2004
    Assignee: Treibacher Schleifmitte AG
    Inventors: Thomas Wurzer, Franz Skale