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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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3305596
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Patent number 3,305,596
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Issue date Feb 21, 1967
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C07 - ORGANIC CHEMISTRY
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3006717
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Patent number 3,006,717
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Issue date Oct 31, 1961
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C01 - INORGANIC CHEMISTRY
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3006729
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Patent number 3,006,729
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Issue date Oct 31, 1961
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C01 - INORGANIC CHEMISTRY
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3004085
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Patent number 3,004,085
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Issue date Oct 10, 1961
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C07 - ORGANIC CHEMISTRY
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2965438
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Patent number 2,965,438
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Issue date Dec 20, 1960
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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2930672
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Patent number 2,930,672
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2900347
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Patent number 2,900,347
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C01 - INORGANIC CHEMISTRY
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2849082
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C01 - INORGANIC CHEMISTRY
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2824886
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Patent number 2,824,886
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2043263
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Patent number 2,043,263
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Issue date Jun 9, 1936
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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2029411
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