Patents Represented by Attorney W. F. Beers

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  • In situ cured booster explosive
    Patent number: 4385948
    Abstract: The present invention relates to a method for preparing an in situ cured ster explosive by mixing explosive crystals with a prepolymer solution comprising a carboxyl (or hydroxyl)-terminated hydrophobic polyester and epoxidized linseed oil with chromium octanoate as a catalyst. The explosive mixture is pressed into desired size and cured at 60.degree. C. to 70.degree. C. for about 96 hours. The resulting in situ cured explosive has desirable safety and physical properties.
    Type: Grant
    Filed: August 7, 1980
    Date of Patent: May 31, 1983
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Russell Reed, Jr., May L. Chan, Horace D. Stanton
  • Warhead, incendiary
    Patent number: 4351239
    Abstract: The lethality of a fragmentation warhead is increased by including pyrophc material consisting of spongy zirconium metal rings in combination with the fragmentation material.
    Type: Grant
    Filed: February 28, 1975
    Date of Patent: September 28, 1982
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Melvin J. McCubbin, Clifford T. Johnson