Patents Assigned to Pryotek Products Limited
  • Ceramic production process
    Patent number: 5851943
    Abstract: A process for the production of O'--SIALON ceramics from silicon metal, nitrogen and clay, the process comprising heating the silicon metal and the clay in a flowing nitrogen atmosphere to a temperature sufficient to react the components to form O'--SIALON and wherein the clay participates in the reaction as a source of aluminum and silicon.
    Type: Grant
    Filed: April 28, 1997
    Date of Patent: December 22, 1998
    Assignees: Industrial Research Limited, Pryotek Products Limited
    Inventors: Glen Clifton Barris, Gregory Michael Hodren