The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 21, 1979
Filed:
Jun. 13, 1978
Applicant:
Inventor:
Pieter B Kwant, Amsterdam, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208 93 ; 208 80 ; 208 86 ; 208 92 ;
Abstract
Process for treatment of tars and oil, the process being characterized by distillation of the oil to form a vacuum distillate and vacuum residue, hydrocracking of the distillate, deasphalting of the residue, and hydrodemetallizing and hydrodesulphurizing the deasphalted residue.