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:
Feb. 15, 1994
Filed:
Jul. 14, 1992
Shri K Goval, Naperville, IL (US);
Jeffrey J Kolstad, Wayzata, MN (US);
F W Hauschildt, Geneva, IL (US);
Dean G Venardos, Batavia, IL (US);
Cheryl L Joval, Evanston, IL (US);
Amoco Corporation, Chicago, IL (US);
Abstract
A process is provided for producing premium and super premium grade needle coke comprising the steps of passing a heavy resid feedstock to a resid hydrotreating reaction zone at resid hydrotreating conditions and producing light resid hydrotreated products and a heavy resid hydrotreated residual product, directing the heavy resid hydrotreated residual product and FCC decanted oil to a solvent extraction process reaction zone at solvent extraction process conditions and producing products comprising a solvent extracted oil and resin stream and a stream comprising asphaltenes, and conveying at least a portion of the solvent extracted oil and resin stream to a delayed coking process at delayed coking conditions and producing liquid products and premium grade coke.