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Baffled glass melting furnaces
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Patent number 4,752,938
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Issue date Jun 21, 1988
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Corning Glass Works
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Ronald W. Palmquist
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C03 - GLASS MINERAL OR SLAG WOOL
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Furnace bottom heating
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Patent number 4,618,962
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Issue date Oct 21, 1986
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Corning Glass Works
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Ronald W. Palmquist
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C03 - GLASS MINERAL OR SLAG WOOL
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Glass melting furnace
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Patent number 4,611,331
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Issue date Sep 9, 1986
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Corning Glass Works
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Ronald W. Palmquist
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C03 - GLASS MINERAL OR SLAG WOOL
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Electric furnace construction
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Patent number 4,366,571
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Issue date Dec 28, 1982
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Corning Glass Works
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Ronald W. Palmquist
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C03 - GLASS MINERAL OR SLAG WOOL