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:
Sep. 28, 1999
Filed:
Feb. 06, 1998
Applicant:
Inventors:
Amirali G Rehmat, Darien, IL (US);
Michael C Mensinger, Darien, IL (US);
Dennis Leppin, Chicago, IL (US);
Assignee:
Gas Research Institute, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
4235731 ; 4235764 ; 4235765 ; 4235766 ; 423D / ; 209710 ; 209724 ; 209932 ;
Abstract
A method and apparatus for contacting a gas and a liquid such as may be utilized in removing sulfur from gas streams, using a liquid redox process, are provided, which prevent or avoid buildup of elemental sulfur in the process equipment by introducing the hydrogen sulfide contaminated gas through a plurality of gas inlets tangentially distributed within the inner wall of the reaction vessel containing a liquid redox scrubbing solution.