Patents by Inventor David Haack

David Haack 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).

  • Carbon composite near-net-shape molded part and method of making
    Publication number: 20070267604
    Abstract: A carbon-based composite part and process for making the part. The composition comprises 35 to 75 wt % graphite powder; 20 to 50 wt % resin powder; and 5 to 25 wt % discontinuous carbon fibers no longer than 3 mm.
    Type: Application
    Filed: July 3, 2007
    Publication date: November 22, 2007
    Inventors: Jonah Butcher, Kenneth Butcher, Feng Chi, Donald Floyd, David Haack, Mark Janney, Nathan Pressley, Earl Torre
  • Ceramic foam filter for better filtration of molten iron
    Publication number: 20060266714
    Abstract: A ceramic precursor, and ceramic filter prepared therewith, with 35-70 wt % refractory aluminosilicate; 10-30 wt % colloidal silica; 0-2 wt % modified bentonite; 0-35 wt % fumed silica; 0-10 wt % pore formers and liquid.
    Type: Application
    Filed: August 4, 2006
    Publication date: November 30, 2006
    Inventors: Rudolph Olson, Leonard Aubrey, Feng Chi, Christopher Plantec, Myron Redden, David Haack
  • Carbon composite near-net-shape molded part and method of making
    Publication number: 20060027792
    Abstract: A carbon-based composite part and process for making the part. The composition comprises 35 to 75 wt % graphite powder; 20 to 50 wt % resin powder; and 5 to 25 wt % discontinuous carbon fibers no longer than 3 mm.
    Type: Application
    Filed: July 28, 2005
    Publication date: February 9, 2006
    Inventors: Jonah Butcher, Kenneth Butcher, Feng Chi, Donald Floyd, David Haack, Mark Janney, Nathan Pressley, Earl Torre