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Insulation anchor
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Patent number 4,578,918
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Issue date Apr 1, 1986
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Combustion Engineering, Inc.
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Richard J. Yost
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F27 - FURNACES KILNS OVENS RETORTS
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Cover for carbon bake pit
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Patent number 4,418,107
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Issue date Nov 29, 1983
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Combustion Engineering, Inc.
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Richard J. Yost
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F27 - FURNACES KILNS OVENS RETORTS
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Insulation anchor
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Patent number 4,370,840
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Issue date Feb 1, 1983
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Combustion Engineering, Inc.
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Charles B. Bisbee
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F27 - FURNACES KILNS OVENS RETORTS