Hydrotreating or hydroprocessing refers to a variety of catalytic hydrogenation processes
which saturate unsaturated hydrocarbons and remove S, N, O and metals from different …

Hydrotreating processes in petroleum refining were introduced more than 50 years ago for
the removal of sulfur and nitrogen. The sulfided cobalt-molybdenum catalyst, together with …

An overview of deactivation mechanisms, their causes and consequences, as well as of
methods and techniques of investigation of deactivation is presented. There are three …

A series of commercial Co− Mo/Al2O3 catalysts, freshly sulfided as well as used in different
trickle phase and gas phase reactions, has been characterized by using (scanning) …

Abstract Ni/Co− Mo/W hydroprocessing catalysts are commercially used in different refinery
applications over a wide range of conditions. Depending on the application, different …

用ESCA, XRD, SEM 及TPR 等手段表征了不同条件下再生的工业失活加氢裂化催化剂.
结果表明, Mo-Ni/USY-Al2O3 失活催化剂在实验室装置中快速再生优于慢速再生; …

The removal of coke from an aged industrial hydrodesulfurization catalyst, using dielectric
barrier discharge (DBD) non-thermal plasma with a pin to plate geometry, was investigated …

Natural petroleum resources, first exploited in the 19th century, have provided the cheap
energy resources necessary for the recent unprecedented development in human society. It …

Human activity generates large amounts of various types of waste which are having an
increasing and cumulative effect on the world environment. Therefore, many enterprises are …

Aggregation of the active metal components as NiMoO4 during oxidative regeneration of
residue hydrodesul furization catalyst was studied by conventional and micro X-ray …