公开(公告)号：US3799867A

公开(公告)日：1974-03-26

申请号：US19544271

申请日：1971-11-03

Applicant: BRITISH PETROLEUM CO

Inventor： CARDWELL J ,  POUT C

IPC: B01J23/648 ,  C10G35/06 ,  B01J11/12 ,  B01J11/78

CPC classification number: B01J23/648

Abstract: A CATALYST OF 0.01-5% PT ON A REFRACTORY SUPPORT, CONTAINS ALSO 0.01-5% WT. OF TA OR NB. THE SUPPORT IS PREFERABLY ALUMINA WHICH MAY CONTAIN HALOGEN. THE TA OR NB MAY BE ADDED AT ANY CONVENIENT STAGE IN THE CATALYST PREPARATION, INCLUDING ADDING IT AS A CHLORIDE OR FLUORIDE DURING THE PREPARATION OF THE SUPPORT. THE PT-TA OR PT-NB CATALYSTS MAY BE USED FOR HYDROCARBON CONVERSION, PARTICULARLY REFORMING ISOMERIZATION, HYDROCRACKING, AND HYDROGENATION.