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Steel reheating furnace
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Patent number 4,884,967
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Issue date Dec 5, 1989
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Combustion Concepts, Inc.
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Robert W. Meyer
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C21 - METALLURGY OF IRON
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3677531
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Patent number 3,677,531
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Issue date Jul 18, 1972
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F27 - FURNACES KILNS OVENS RETORTS
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3540706
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Patent number 3,540,706
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F27 - FURNACES KILNS OVENS RETORTS
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3379423
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Patent number 3,379,423
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Issue date Apr 23, 1968
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C21 - METALLURGY OF IRON
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3342468
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Patent number 3,342,468
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F27 - FURNACES KILNS OVENS RETORTS
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3156453
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Patent number 3,156,453
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Issue date Nov 10, 1964
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F27 - FURNACES KILNS OVENS RETORTS
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3100811
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Patent number 3,100,811
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F27 - FURNACES KILNS OVENS RETORTS
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3081073
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Patent number 3,081,073
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Issue date Mar 12, 1963
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C21 - METALLURGY OF IRON
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2620174
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Patent number 2,620,174
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F27 - FURNACES KILNS OVENS RETORTS
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2450087
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Patent number 2,450,087
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F27 - FURNACES KILNS OVENS RETORTS
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2430477
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Patent number 2,430,477
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F27 - FURNACES KILNS OVENS RETORTS
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897746
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F27 - FURNACES KILNS OVENS RETORTS
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782697
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F27 - FURNACES KILNS OVENS RETORTS
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729540
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Patent number 729,540
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F27 - FURNACES KILNS OVENS RETORTS
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599146
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F27 - FURNACES KILNS OVENS RETORTS
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582476
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Patent number 582,476
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F27 - FURNACES KILNS OVENS RETORTS