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Coke drum deheading device
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Patent number 5,500,094
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Issue date Mar 19, 1996
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The M. W. Kellogg Company
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Joseph Fruchtbaum
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Self-cleaning sedimentation unit
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Patent number 5,490,920
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Issue date Feb 13, 1996
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The M. W. Kellogg Company
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Joseph Fruchtbaum
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Pressure vessel closure device
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Patent number 5,228,825
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Issue date Jul 20, 1993
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The M. W. Kellogg Company
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Joseph Fruchtbaum
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F27 - FURNACES KILNS OVENS RETORTS