Method for purifying and concentrating dinitrogen monoxide
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United States of America Patent
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Apr 6, 2010
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Sep 22, 2005
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Sep 23, 2004
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Abstract
The present invention relates to a process for purifying a gas mixture comprising dinitrogen monoxide and to the use of a gas mixture purified in this way as an oxidant for olefins. In a further embodiment, the present invention also relates to a process for preparing ketones comprising the oxidation of an olefin with a gas mixture which has been purified in accordance with the invention and comprises dinitrogen monoxide.
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