Patents by Inventor Bela Kiraly

Bela Kiraly 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).

  • Process for the production of gypsum-based composite boards and shaped bodies
    Patent number: 6042665
    Abstract: Gypsum-based composite boards or shaped bodies can be manufactured from a mixture comprising calcium sulfate dihydrate and water, and optionally reinforcement materials or fillers, and conventional additives, by shaping the mixture to a raw form and hardening the raw form with water at a pressure exceeding the saturation pressure of calcium sulfate dihydrate.
    Type: Grant
    Filed: August 7, 1998
    Date of Patent: March 28, 2000
    Inventors: Bela Kiraly, Jozsef Hadnagy, Peter Szabo, Zoltan A. Juhasz