Patents by Inventor Gerard Norton

Gerard Norton 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).

  • Shaped heat insulating articles
    Patent number: 4008109
    Abstract: A shaped heat insulating article for utilisation as a foundry riser sleeve, a ingot mould hot top lining, or the like comprises a granular and or fibrous refractory material which has a high infrared and ultra-violet radiation opacity, an exothermic mixture of a fuel and an oxidizing agent, and a binder and has a density below 0.7 grams per cubic centimeter.
    Type: Grant
    Filed: July 1, 1975
    Date of Patent: February 15, 1977
    Assignee: Chemincon Incorporated
    Inventor: Gerard Norton