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. 30, 1993
Filed:
Oct. 13, 1992
Applicant:
Inventors:
George W Taggart, Dallas, TX (US);
James E Lewis, Plano, TX (US);
Assignee:
TPA, Inc., Dallas, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05D / ;
U.S. Cl.
CPC ...
422112 ; 422110 ; 422111 ; 422168 ; 422182 ; 4235741 ;
Abstract
An apparatus for controlling oxygen flow to a Claus type sulfur recovery unit includes system for measuring the flow(s) of feed gas and combustion air to the unit and an oxygen injection system for supplying supplemental oxygen when the oxygen demand exceeds the oxygen available in the form of combustion air. The control system also measures a unit pressure in the sulfur recovery unit and controls the flow of combustion air to the unit to maintain the unit pressure at or below a preselected level.
Taggart, George. (1993). Oxygen control system for a sulfur recovery unit (U.S. Patent No. 5266274). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5266274
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile