Patents Assigned to Electroglass Limited
  • Electrically heated forehearth
    Patent number: 4622678
    Abstract: A forehearth having a delivery channel 2 for a molten liquid (e.g. glass) 1, provided with a channel ceiling 11 of an insulating refractory ceramic fibre material and with electrical heating means 6, is capable of greatly increased efficiency in energy usage relative to conventional gas-fired forehearths.
    Type: Grant
    Filed: June 27, 1985
    Date of Patent: November 11, 1986
    Assignee: Electroglass Limited
    Inventor: Frederick Scarfe