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. 07, 1991
Filed:
Dec. 20, 1988
Keniti Asai, Edamitsu, Yahatahigashi-ku, Kitakyushu-shi, Fukuoka-ken, JP;
Hideaki Ito, Edamitsu, Yahatahigashi-ku, Kitakyushu-shi, Fukuoka-ken, JP;
Yoji Nakagawa, Edamitsu, Yahatahigashi-ku, Kitakyushu-shi, Fukuoka-ken, JP;
Yasutaka Shihara, Edamitsu, Yahatahigashi-ku, Kitakyushu-shi, Fukuoka-ken, JP;
Toshiaki Hodate, Edamitsu, Yahatahigashi-ku, Kitakyushu-shi, Fukuoka-ken, JP;
Akikazu Nakazaki, Edamitsu, Yahatahigashi-ku, Kitakyushu-shi, Fukuoka-ken, JP;
Other;
Abstract
A decarbonization apparatus for a coking chamber of a coke oven, which comprises a lance connected to an oxygen-containing gas pressure source, and a support for supporting and inserting the lance into the coking chamber. The lance has at least one nozzle projecting therefrom in such manner that the gas ejected therefrom flows almost parallel to the side wall of the coking chamber.