FURNACE FOR HEATING GLASS SHEETS
The present invention provides a heater having a heat resistant, thermally and electrically insulating tube having a elongated opening through a wall of the tube and extending along at least a portion of the tube, and a heating element positioned within the tube and extending along at least a portio...
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Main Author | |
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Format | Patent |
Language | English French |
Published |
12.03.1999
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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