Patents Assigned to Piepenbrock Pyrotechnik GmbH
  • Sea marker
    Patent number: 5144906
    Abstract: A sea marker for emergency flights of ship-based planes onto a ship is disclosed which comprises a float, a tube containing a pyrotechnical charge and also a percussion igniter. The tube consists of a material which does not burn away, and is provided with a light charge consisting of about 30 to 60% by weight of sodium nitrate, about 3 to 18% by weight of polyolefin resin and about 30 to 60% by weight of magnesium.
    Type: Grant
    Filed: April 11, 1991
    Date of Patent: September 8, 1992
    Assignee: Piepenbrock Pyrotechnik GmbH
    Inventor: Daniel Kraemer