Patents by Inventor Murray Grainger

Murray Grainger 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).

  • Liquid-laden asbestos compactor and method for removing liquids from asbestos
    Patent number: 5030360
    Abstract: A receptacle for use in compacting liquid-laden asbestos-containing material to separate the liquids therefrom, the receptacle being adapted to be compacted within a compactor, wherein the receptacle is liquid permeable and capable of retaining a substantial portion of the asbestos-containing material when compacted within the compactor so that a quantity of the liquids are separated from the asbestos-containing material and expelled from the receptacle when the receptacle is compacted within the compactor. A method for separating liquids from liquid-laden asbestos-containing material comprising collecting liquid-laden asbestos-containing material in a liquid permeable receptacle capable of retaining a substantial portion of the asbestos-containing material when the receptacle is compacted, and then compacting the receptacle so that a quantity of the liquids are separated from the asbestos-containing material and expelled from the receptacle.
    Type: Grant
    Filed: September 13, 1989
    Date of Patent: July 9, 1991
    Inventors: Murray Grainger, Willy C. Dittmar