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. 15, 2001
Filed:
Jan. 21, 2000
Applicant:
Inventors:
Iwao Okochi, Fukuyama, JP;
Mitsuhiro Fujii, Yokohama, JP;
Minoru Asanuma, Fukuyama, JP;
Tatsuro Ariyama, Yokohama, JP;
Michitaka Sato, Fukuyama, JP;
Ryota Murai, Fukuyama, JP;
Yukihiko Asakawa, Kawasaki, JP;
Koichi Tomioka, Kawasaki, JP;
Hiroki Ishiguro, Yokohama, JP;
Yutuka Yamada, Yokohama, JP;
Kazumasa Wakimoto, Tokyo, JP;
Assignee:
NKK Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B09B 3/00 ; F23G 5/44 ;
U.S. Cl.
CPC ...
B09B 3/00 ; F23G 5/44 ;
Abstract
A method of blowing a synthetic resin material into a furnace comprising preparing a synthetic resin material having an average specific surface area of at least 50 m,/kg; and blowing the synthetic resin material from tuyeres of a shaft furnace for ironmaking.