Patents by Inventor Andre Pons

Andre Pons 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).

  • Manufacture of novel grey and bronze glasses
    Patent number: 4104076
    Abstract: A method of making heat absorbing glass which comprises melting the raw materials of ordinary silica-soda-lime glass and incorporating therein during melting a quantity of the tinting agents Fe.sub.2 O.sub.3, CoO, Se, UO.sub.2 and Cr.sub.2 O.sub.3 sufficient to produce in a piece 2-12 mm. thick a purity of excitation less than 14%, a total transmission of solar energy less than 50%, and a factor of luminance Y between 35 and 55%, and shaping articles therefrom.
    Type: Grant
    Filed: September 8, 1976
    Date of Patent: August 1, 1978
    Assignee: Saint-Gobain Industries
    Inventor: Andre Pons
  • Raw materials for glass making and method of making them
    Patent number: 4028131
    Abstract: This invention produces a batch of raw materials for glass making having a greatly increased speed of fusion and fining, by mixing a glass sand with quicklime and/or calcined dolomite and with caustic alkali with or without alkali metal salts. The batch may be made as a powder, a paste or may be formed into granules and dried. The batches can be stored without hardening.
    Type: Grant
    Filed: May 31, 1974
    Date of Patent: June 7, 1977
    Assignee: Saint-Gobain Industries
    Inventor: Andre Pons