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:
Apr. 12, 1988
Filed:
Apr. 30, 1986
Earl W Schnell, Broken Arrow, OK (US);
Hershel E Goodnight, Tulsa, OK (US);
Dale A Nickeson, Broken Arrow, OK (US);
Richard T Waibel, Broken Arrow, OK (US);
John Zink Company, Tulsa, OK (US);
Abstract
A duct burner apparatus and method for burning a gaseous fuel in the presence of a flowing oxygen-containing gas stream is provided. The apparatus comprises fuel gas supply means positioned in the path of the oxygen-containing gas stream and at least one elongated baffle means spaced from the conduit means on the downstream side thereof. The baffle means includes an inner wall portion and diverging outer wing portions and defines an ignition zone which is shielded from the conduit means. Spacer means for supporting the baffle means are attached thereto and to the conduit means, and fuel gas nozzle means are removably connected to the conduit means which extend to the baffle means for introducing fuel gas into the ignition zone and downstream thereof.