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Способ активации ферритного катализатора для окислительного дегидрирования олефинов путем обработки катализатора газообразным реагентом, содержащим воздух, отличающийся тем, что, с целью повышения механической прочности и активности катализатора, в качестве газообразного реагента используют паровоздушную смесь и обработку проводят сначала при 170 - 200C паровоздушной смесью, содержащей 0,5 - 10 об.% воздуха, а затем при 200 - 700C паровоздушной смесью, содержащей 10 - 50 об.% воздуха.A method for activating a ferritic catalyst for the oxidative dehydrogenation of olefins by treating the catalyst with a gaseous reagent containing air, characterized in that, in order to increase the mechanical strength and activity of the catalyst, the vapor-air mixture is used as the gaseous reagent and the treatment is carried out first at 170–200 ° C. 0.5 - 10 vol.% Of air, and then at 200 - 700C vapor-air mixture containing 10 - 50 vol.% Of air.
SU3494082/04A1982-09-281982-09-28
METHOD FOR ACTIVATING A FERRITE CATALYST FOR OXIDATIVE DEHYDRATION OF OLEFINS
SU1080843A1
(en)
Method of improving catalyst activity of acid type zeolite, catalyst, activity thereof is improved by said method, and inversion method for hydrocarbon which use said catalyst