In a process for dehydrogenating alkanes having 2-5 carbon atoms per molecule in the presence of steam and a catalyst composition comprising Group IIA and/or IIB metal aluminate, Group VIII metal(s) and Group IVA metal compound(s), the improvement comprises the step of pretreating the alkane containing feed with a material comprising a Group IIA and/or Group IIB metal aluminate under non-dehydrogenating conditions.
申请公布号
US4926005(A)
申请公布日期
1990.05.15
申请号
US19890353849
申请日期
1989.05.17
申请人
PHILLIPS PETROLEUM COMPANY
发明人
OLBRICH, MICHAEL E.;MCKAY, DWIGHT L.;MONTGOMERY, DECEASED, DEAN P.;MONTGOMERY, BY B. JEAN, ADMINISTRATRIX