US Patent 7407532 Process for separating NH
Patent 7407532 was granted and assigned to DSM (company) on August, 2008 by the United States Patent and Trademark Office.
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The invention relates to a process for separating NH3 from a mixture containing NH3, CO2 and H2O which comprises an NH3 rectification step carried out in a NH3 separation device to which one or more streams containing NH3, CO2 and H2O including the mixture, are supplied, with a stream consisting substantially of gaseous NH3 being formed in the NH3 separation device, separated from the mixture and discharged. In the process according to the invention a condensation step is carried out on at least one of the stream consisting substantially of gaseous NH3 or the one or more streams containing NH3, CO2 and H2O supplied to the NH3 separation device, in which at least a part of the existing CO2 is converted to a liquid phase.
US Patent 07407532 Process for separating NH US Patent 7407532 Process for separating NH
US Patent 07407532 Process for separating NH
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