Patents by Inventor Raymond Douglas George

Raymond Douglas George 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).

  • Binder compositions
    Patent number: 4070196
    Abstract: The breakdown properties of silicate bonded foundry sand moulds and cores can be improved by including with the silicate binder a starch hydrolysate having a dextrose equivalent of less than 5.
    Type: Grant
    Filed: August 31, 1976
    Date of Patent: January 24, 1978
    Assignees: Foseco International Limited, Co-operative Verkoap-en Productievereiniging van Aardappelmeel en Derivaten "Avebe" G.A.
    Inventors: Andries Kraak, Raymond Douglas George