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:
Jan. 17, 2017
Filed:
Dec. 01, 2011
John Arild Svendsen, Porsgrunn, NO;
Steinar Pedersen, Skien, NO;
Berit F. Fostås, Porsgrunn, NO;
STATOIL PETROLEUM AS, Stavanger, NO;
Abstract
The invention relates to a process for separation or purification of gaseous streams by removal of acid gases using a liquid amine solution. The process involves the steps of —contacting the gaseous stream with liquid lean amine solution in at least one continuous flow stirred-tank reactor (); —removing a sweetened gaseous flow from said continuous flow stirred-tank reactor (); —removing rich amine from said continuous flow stirred-tank reactor () for regeneration; —passing rich amine solution through at least one flash tank stripper; —removing acid gases and vapor from said flash tank stripper; —removing lean amine from said flash tank stripper for recirculation to said continuous flow stirred-tank reactor ().