Steam superheater
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United States of America Patent
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Sep 11, 2012
Grant Date -
May 5, 2011
app pub date -
Jun 17, 2009
filing date -
Jun 26, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
Process for the production of ammonia from a hydrocarbon feedstock all steam produced in the waste heat boilers of the reforming and ammonia section of the plant is superheated in one or more steam superheaters located downstream the ammonia converter in the ammonia section of the plant. There is no need for steam superheater (s) in the reforming section of the plant to cool the synthesis gas. A steam superheater for use in the process is also provided. The superheater comprises two compartments in which the first and second compartments are connected in series with respect to the steam flow and in parallel with respect to the process gas flow.
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