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Glass heating furnace
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Patent number 11,384,983
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Issue date Jul 12, 2022
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TUNG CHANG MACHINERY AND ENGINEERING CO., LTD.
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Chung-Hsieh Kang
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F27 - FURNACES KILNS OVENS RETORTS
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Tunnel furnace roller assembly
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Patent number 6,402,507
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Issue date Jun 11, 2002
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Cast Masters, Inc.
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Bruce A. Boettger
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F27 - FURNACES KILNS OVENS RETORTS
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Radiantly heated furnace
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Patent number 4,676,741
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Issue date Jun 30, 1987
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The International Metals Reclamation Company, Inc.
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John K. Pargeter
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C21 - METALLURGY OF IRON
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Rotary oven
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Patent number 4,050,889
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Issue date Sep 27, 1977
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Belco Industries, Incorporated
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Thomas F. Kohn
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F27 - FURNACES KILNS OVENS RETORTS
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3539100
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Patent number 3,539,100
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Issue date Nov 10, 1970
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F27 - FURNACES KILNS OVENS RETORTS