초록 ▼

A catalyst for use in the conversion of heavy hydrocarbons to light ones, the catalyst being prepared from a naturally occurring material characterized by an elemental composition comprising aluminum, iron, silicon, magnesium and titanium by the thermal and chemical treatment of the naturally occurr

A catalyst for use in the conversion of heavy hydrocarbons to light ones, the catalyst being prepared from a naturally occurring material characterized by an elemental composition comprising aluminum, iron, silicon, magnesium and titanium by the thermal and chemical treatment of the naturally occurring material with steam/H2+H2S so as to change the physical properties and surface chemical properties of the starting material.

대표청구항 ▼

A process for the hydrocracking and hydrodemetallization of a heavy hydrocarbon feedstock containing a high level of metals and asphaltenes comprising providing a catalyst prepared from a natural occurring material characterized by an elemental composition comprising aluminum, iron, silicon, magnesi

A process for the hydrocracking and hydrodemetallization of a heavy hydrocarbon feedstock containing a high level of metals and asphaltenes comprising providing a catalyst prepared from a natural occurring material characterized by an elemental composition comprising aluminum, iron, silicon, magnesium and titanium by the thermal and chemical treatment of said natural occurring material with air and steam at a temperature within 300°to 900°C. and a subsequent treatment with H2+H2S at a temperature within 200°to 500°C., said catalyst having the following physical properties: ________________________________