Patents by Inventor Michael E. D. Raymont

Michael E. D. Raymont 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).

  • Freeze/thaw durable sulphur compositions
    Patent number: 4426456
    Abstract: Sulphur compositions, particularly sulphur concretes, mortars and coatings, comprising a sulphur component and a particulate mineral aggregate in which the aggregate is bonded together in a matrix of the sulphur component having a plurality of fine entrained cells, particularly substantially spherical gas cells, uniformly dispersed throughout the matrix, and displaying improved durability under cyclical freezing and thawing.
    Type: Grant
    Filed: February 26, 1982
    Date of Patent: January 17, 1984
    Assignee: Sulphur Development Institute of Canada (SUDIC)
    Inventors: Jack E. Gillott, Ian J. Jordaan, Robert E. Loov, Nigel G. Shrive, Michael E. D. Raymont