Patents by Inventor Guy Sicard

Guy Sicard 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).

  • Combustion system with partial recirculation of exhaust gases and feed mechanism therefor
    Patent number: 4242972
    Abstract: A combustion system for particulate wood waste, coal, peat and other combustible materials is disclosed. The system comprises means for feeding combustion material into the combustion chamber of a furnace and means for recirculating a portion of the exhaust gases from the furnace back into the combustion chamber for increasing the temperature of the combustion chamber and so improve the thermal efficiency of the furnace.
    Type: Grant
    Filed: December 22, 1978
    Date of Patent: January 6, 1981
    Inventor: Guy Sicard