Patents by Inventor Henry Kinny Kennedy-Skipton

Henry Kinny Kennedy-Skipton 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).

  • Method of securing fixing elements in rock
    Patent number: 4114384
    Abstract: A method of securing a fixing element such as a dowel in a drillhole in a rock mass wherein the element is grouted in position with calcium sulphate hemihydrate plaster (preferably alpha gypsum) gauged with a solution of a water-soluble salt of carboxy methyl cellulose.
    Type: Grant
    Filed: October 20, 1976
    Date of Patent: September 19, 1978
    Assignee: Imperial Chemical Industries Limited
    Inventor: Henry Kinny Kennedy-Skipton