Patents Assigned to United States Metal Powders Incorporated
  • Patent number: 8312815
    Abstract: A lead-free, frangible bullet is provided. The lead-free, frangible bullet is manufactured without sintering or external heating of the bullet. The bullet is prepared by blending a lead-free copper powder mixture and cold compacting the powder in a die to form a bullet. The copper powder can be atomized copper powder, electrolytic copper powder, or a combination of atomized and electrolytic copper powder. The atomized copper powder can be water atomized, air atomized, and combination of water and air atomized. Preferably, the frangible bullet has a fragmentation less than 5 grains.
    Type: Grant
    Filed: June 18, 2012
    Date of Patent: November 20, 2012
    Assignee: United States Metal Powders Incorporated
    Inventors: Jessu Joys, Barry Anshutz, K. Clive Ramsey
  • Patent number: 8225718
    Abstract: A lead-free, frangible bullet is provided. The lead-free, frangible bullet is manufactured without sintering or external heating of the bullet. The bullet is prepared by blending a lead-free copper powder mixture and cold compacting the powder in a die to form a bullet. The copper powder can be atomized copper powder, electrolytic copper powder, or a combination of atomized and electrolytic copper powder. The atomized copper powder can be water atomized, air atomized, and combination of water and air atomized. Preferably, the frangible bullet has a fragmentation less than 5 grains.
    Type: Grant
    Filed: October 8, 2009
    Date of Patent: July 24, 2012
    Assignee: United States Metal Powders Incorporated
    Inventors: Jessu Joys, Barry Anshutz, K. Clive Ramsey