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GB259704A
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An improved process for separating carbon monoxide from industrial gases
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GB230106A
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Method for the extraction of carbon monoxide from industrial gases
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GB181019A
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An improved process and apparatus for extracting sulphur from gases containing sulphuretted hydrogen
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US1516915A
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Process for extracting sulphur from gases containing sulphureted hydrogen
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GB180988A
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An improved process for the recovery of the ethylene contained in industrial gases, for the manufacture of alcohol or ether
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GB152495A
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An improved process and apparatus for the manufacture of alcohol or ether
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DE390086C
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Process for extracting sulfur from gases
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