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:
May. 10, 2005
Filed:
Mar. 14, 2003
George Stephens, Humble, TX (US);
David B. Spicer, Houston, TX (US);
James H. Belt, Baytown, TX (US);
Robert Trimble, Sand Springs, OK (US);
George Stephens, Humble, TX (US);
David B. Spicer, Houston, TX (US);
James H. Belt, Baytown, TX (US);
Robert Trimble, Sand Springs, OK (US);
ExxonMobil Chemical Patents, Inc., Houston, TX (US);
Abstract
An improved burner and a method for combusting fuel in burners used in furnaces such as those found in steam cracking. The burner includes a burner tube having a downstream end and an upstream end for receiving fuel and air, flue gas or mixtures thereof, a fuel orifice located adjacent the upstream end of the burner tube, for introducing fuel into the burner tube, a burner tip mounted on the downstream end of the burner tube and adjacent a first opening in the furnace, the burner tip having a plurality of air flow notches positioned about an outer periphery thereof, a peripheral tile surrounding the outer periphery of the burner tip, forming the first opening in the furnace, and a burner tip seal in contact with at least a portion of the outer periphery of the burner tip and the peripheral tile, wherein a plurality of air gaps is formed between an inner periphery of the burner tip seal and the air flow notches, the plurality of air gaps effective for providing a portion of the air for combustion.