Discharge systems and methods of using the same

US8129486B2 · kind B2 · utility

Assignee

• Univation Technologies, LLC · US

Inventors

• Randall L. Force · Charleston, US
• Robert G. Aronson · Winfield, US
• Mark W. Blood · Hurricane, US
• Gerardo Corona · Houston, US
• Dung P. Le · Sugar Land, US
• W. Scott Hamilton · Charleston, US
• Thomas A. Maliszewski · Charleston, US
• William K. Lutz · Ravenswood, US

Key dates

• Filing date: Sep 10, 2007
• Grant date: Mar 6, 2012
• Expiry date: Mar 21, 2028

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J2208/00761
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A discharge system for removing a solid/gas mixture from a fluidized bed pressure vessel is provided. The discharge system includes a fluidized bed pressure vessel, a settling vessel, a transfer vessel, discharge line, primary discharge valve, and primary exit valve. Also in included is a method to operate the discharge system. The method includes transferring a solid/gas mixture from a fluidized bed pressure vessel to a settling vessel, transferring the solids to a transfer vessel, and then emptying the transfer vessel.