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Publication of MY116432ApublicationCriticalpatent/MY116432A/en
IN THE PROCESS OF THE INVENTION, AN AMMONIA SYNTHESIS MIXTURE AND CARBON MONOXIDE ARE PRODUCED. THE HYDROGEN IS PURIFIED IN A NITROGEN-WASHING COLUMN (61). THE CARBON MONOXIDE IS RECOVERED CRYOGENICALLY FROM A FIRST LIQUID FRACTION (51) COLLECTED AT THE BASE OF THE SAID WASHING COLUMN (61), IN A MEDIUM-PRESSURE STRIPPING COLUMN (62) , THEN 1,N A LOW-PRESSURE DISTILLATION COLUMN (63). A SECOND LIQUID FRACTION (52) IS DRAWN FROM A POSITION INTERMEDIATE BETWEEN THE BASE AND HEAD OF THE WASHING COLUMN (61). FIG 2
MYPI99005801998-02-201999-02-19Process and plant for the combined production of an ammonia synthesis mixture and carbon monoxide
MY116432A
(en)