Process for taking a hydrogenation reactor out of operation

Details Process for taking a hydrogenation reactor out of operation Process for taking a hydrogenation reactor out of operation

B - Operations, Transporting

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B01J 19/00 (2006.01) B01J 8/00 (2006.01) B01J 33/00 (2006.01) C10G 45/00 (2006.01) C10G 45/02 (2006.01)

Patent

CA 1062641

A B S T R A C T Process for taking out of operation a reactor filled with a catalyst for catalytic hydrogenation by a) reducing (and keeping) the temperature to below 300°C b) discontinuing the feed supply and replacing the hydrogen by an inert gas c) purging the reactor with the inert gas optionally together with a hydrocarbon oil d) introducing oxygen in the purge gas and increasing the amount thereof to a partial pressure of at least 0.2 kg/cm2 and e) opening the reactor.

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