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:
Nov. 14, 2017
Filed:
Jul. 18, 2014
Cansolv Technology Inc., Montreal, CA;
Menno Bastiaan Hendrik Gierman, Montreal, CA;
John Nicholas Sarlis, Laval, CA;
Joe Gelder, Fareham, GB;
Philippe Micone, Amsterdam, NL;
SHELL OIL COMPANY, Houston, TX (US);
Abstract
A method of producing sulphuric acid from a sour tail gas comprises (a) obtaining a sour tail gas stream comprising HS or reduced sulphur species or a combination thereof from an oil and gas facility; (b) subjecting the sour tail gas stream to oxidation and obtaining an oxidized gas stream comprising SO; and, (c) utilizing the oxidized gas stream to obtain sulphuric acid and a SOreduced tail gas stream. The method may further comprise subjecting the oxidized gas stream to a regenerable absorption process. The sulphuric acid may be used to produce fertilizer.