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:
Aug. 25, 1992
Filed:
Nov. 30, 1989
Applicant:
Inventor:
Paul T Pendergraft, Houston, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
4235 / ; 422115 ; 422116 ; 422171 ; 422190 ; 4235762 ;
Abstract
A high pressure to low pressure transition in the steam production within sulfur condensers feeding cold bed adsorption reactors in an extended Claus process sulfur recovery plant is prevented from affecting recovery by maintaining a sufficiently cold reactor in final position to absorb potentially emissions affecting increase in final reactor feed temperature.