公开(公告)号：US3806444A

公开(公告)日：1974-04-23

申请号：US31957272

申请日：1972-12-29

Applicant: TEXACO INC

Inventor： CROUCH W ,  JESSE D

IPC: C10G47/22 ,  C10G65/10 ,  C10G13/02 ,  C10G37/04

CPC classification number: C10G47/22 ,  C10G65/10

Abstract: HYDRODESULFURIZATION PROCESS TO CONVERT LARGE VOLUMES OF HIGH SULFUR OIL TO LIQUID INDUSTRIAL FUELS WITH A MAXIMUM OF 0.1% SULFUR BY WEIGHT, THEREBY MEETING STRINGENT POLLUTION CONTROL STANDARDS. IN THE PROCESS A LOW NAPHTHA HIGH SULFUR CONTAINING PETROLEUM CRUDE OR CRUDE FRACTION IS THERMALLY AND CATALYTICALLY HYDROCRACKED AD HYDROTREATED IN THE PRESENCE OF A STREAM OF SUPPLEMENTAL NAPHTHA FROM AN EXTERNAL SOURCE. H2S, CH4 AND CO2 PRODUCED IN THE PROCESS DISSOLVE IN LIQUID NAPHTHA AND ARE LATER SEPARATED IN A FRACTIONATOR WHERE NAPHTHA IS RECOVERED AND RECYCLED.