HYDRODESULFURIZATION CATALYST CARRIER, METHOD OF PREPARATION THEREOF, CATALYST AND METHOD FOR HYDRODESULFURIZATION OF HEAVY OILS Russian patent published in 1999 - IPC

Abstract RU 2139760 C1

FIELD: petrochemical processes and catalysts. SUBSTANCE: alumina carrier with density below 1.0 g/cu.cm is distinguished by pore volume within a range of 0.5 to 1.1 cu.cm/g, in which at least 70% of pores are those with diameter from 140 to 220 , less than 5% of pores have diameter above 500 , and less than 2% of pores have diameter above 1000 , distribution peak diameter being more than 170 . EFFECT: increased catalyst lifetime. 19 cl, 2 dwg, 4 tbl

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RU 2 139 760 C1

Authors

Richard S.Trelkel

Dates

1999-10-20—Published

1995-07-14—Filed