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:
Oct. 16, 2007
Filed:
Jun. 20, 2005
Applicants:
Peter D. Clark, Calgary, CA;
David K. Stevens, Stilwell, KS (US);
Inventors:
Peter D. Clark, Calgary, CA;
David K. Stevens, Stilwell, KS (US);
Assignee:
Black & Veatch Corporation, Overland Park, KS (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 17/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for producing sulfur and energy from an acid gas stream containing hydrogen sulfide by partially combusting the acid gas stream to produce a combustion product gas, mixing a sulfur dioxide stream with the combustion product gas, separating sulfur from the mixture, combusting sulfur to produce sulfur dioxide and heat energy and passing at least a portion of the sulfur dioxide to the combustion product gas.