Patents Assigned to Disarmco Limited
  • Apparatus for cutting holes in munitions
    Patent number: 6886444
    Abstract: An apparatus for cutting into a cylindrical munition, comprising a cutting head and a mechanism for moving the cutting head relative to the surface of the munition. The mechanism for moving the cutting head constrains the cutting head to follow a linear path in one direction, to be positioned in use parallel to the axis of the munition, and an arcuate path in the plane normal to the first direction to follow the contour of the munition.
    Type: Grant
    Filed: February 23, 2001
    Date of Patent: May 3, 2005
    Assignee: Disarmco Limited
    Inventor: John Nicholas Reid
  • Method of disposing of explosive munitions
    Patent number: 5790963
    Abstract: A method is described for disposing of an explosive munition consisting of a mass of explosive contained in a casing, which method comprises locally heating a region of the casing to a temperature below the melting point of the material of the casing but sufficiently hi to initiate combustion of the explosive mass.The heat is preferably applied by the use of a thermit which burns at a lower temperature than conventional thermits an which uses as a combustible powder a mixture of aluminum iron oxide and a moderator, such as silica sand.
    Type: Grant
    Filed: March 14, 1997
    Date of Patent: August 4, 1998
    Assignee: Disarmco Limited
    Inventor: Christopher John Welham