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Application filed by جابان انرجي كوربوريشنfiledCriticalجابان انرجي كوربوريشن
Priority to JO19972071ApriorityCriticalpatent/JO2071B1/en
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Publication of JO2071B1publicationCriticalpatent/JO2071B1/en
A catalyst f or hydroprocessing heavy feedstock oil, comprising a boria-alumina carrier having solid acidity and having supported thereon the group VIb metal and the group VIII metal of the periodic table, wherein the catalyst has a pore size distribution ranging from 0 to 600 A, as measured by a nitrogen desorption method, in which (A) the point at which the cumulative pore volume reaches 50% is in the range of from 70 to 100 A, and (B) the difference between (a) the point at which the cumulative pore volume is 25% and (b) the point at which the cumulative pore volume is 75%, i.e., (b) - (a), is 50 A or more.
JO19972071A1997-05-311997-05-31Catalyst for Harydroprocessing and process for preparing the same
JO2071B1
(en)
Catalyst support and catalyst for the polymerization of alpha-olefins; processes for obtaining them and polymerization of alpha-olefins in presence of the catalyst