Patents by Inventor Frederick Rowley

Frederick Rowley 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).

  • Insulation material and its preparation
    Patent number: 4673697
    Abstract: The invention provides an insulation material in the form of a cured composition comprising as components:(a) 10 to 30% w magnesium chloride,(b) 0 to 15% w of an organic resin,(c) 0 to 0.5% w of a mould-release agent,(d) 0.1 to 1% w of a surfactant,(e) 6 to 8% w of a sodium polyphosphate glass,(f) 6 to 20% w magnesium oxide,(g) 4 to 20% w inorganic filler,(h) 15 to 30% w cenospheres,(i) 1 to 3 % w orthophosphoric acid,(j) 0 to 12 % w inorganic fibres,in overall proportions to total 100%, having a density in the range 200 to 500 kg/m.sup.3 ; and its preparation.
    Type: Grant
    Filed: July 17, 1986
    Date of Patent: June 16, 1987
    Assignee: Shell Internationale Research Maatschappij B.V.
    Inventor: Frederick Rowley