Process for deasphalting residua (HEN9511)

US5714056A · kind A · utility

Assignee

• Exxon Research and Engineering Company · US

Inventors

• David G. Hammond · Fairfax, US
• Mitchell Jacobson · West Orange, US
• John F. Pagel · Cedar Knolls, US
• Martin C. Poole · League City, US
• Willibald Serrand · Buxheim, DE

Key dates

• Filing date: Jul 17, 1995
• Grant date: Feb 3, 1998
• Expiry date: Jul 17, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C10G25/09
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A process for deasphalting a residua feedstock by use of a short vapor contact time thermal process unit comprised of a horizontal moving bed of fluidized hot particles. It is preferred that a mechanical means be used to fluidize a bed of hot particles.