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:
Mar. 06, 2012
Filed:
Jul. 24, 2009
John F. Szul, Hurricane, WV (US);
James H. Mccain, Charleston, WV (US);
Floyd L. Pfeffer, Midland, MI (US);
Harvey E. Andresen, Luling, LA (US);
Phillip R. Fairchild, Luling, LA (US);
Kent E. Newman, Scott Depot, WV (US);
John F. Szul, Hurricane, WV (US);
James H. Mccain, Charleston, WV (US);
Floyd L. Pfeffer, Midland, MI (US);
Harvey E. Andresen, Luling, LA (US);
Phillip R. Fairchild, Luling, LA (US);
Kent E. Newman, Scott Depot, WV (US);
Dow Technology Investments LLC, Midland, MI (US);
Abstract
The invention relates to improved systems for recovery of alkylene oxide from feed streams containing the same in an alkylene oxide recovery column. The invention also relates to improved processes for recovery of alkylene oxide from feed streams containing the same in an alkylene oxide recovery column.