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Title:
MATERIAL FEEDING APPARATUS FOR ROTARY HEARTH FURNACE
Document Type and Number:
WIPO Patent Application WO/2004/048869
Kind Code:
A1
Abstract:
A material feeding apparatus for a rotary hearth furnace capable of uniformly and dispersedly feeding agglomerated materials, which tends to be pulverized, deformed, or adhered to each other into the rotary hearth furnace by using a flat belt conveyor, characterized in that a scraper for guiding the materials on the flat belt conveyor to the side face of the flat belt conveyor is installed aslant relative to the running direction of the flat belt conveyor. Desirably, the scraper being installed so as to guide the materials to both sides of the flat belt conveyor.

Inventors:
Shima, Shinji (C/O NIPPON STEEL CORPORATION, Engineering Divisions Group 46-59, Oaza Nakabaru, Tobata-k, Kitakyushu-shi Fukuoka, 804-0002, JP)
Sakurai, Yuichi (C/O NIPPON STEEL CORPORATION, Engineering Divisions Group 46-59, Oaza Nakabaru, Tobata-k, Kitakyushu-shi Fukuoka, 804-0002, JP)
Nagatomi, Masahide (C/O NITTETSU PLANT DESIGNING CORPORATION, 46-59 Oaza Nakabaru, Tobata-k, Kitakyushu-shi Fukuoka, 804-0002, JP)
Application Number:
PCT/JP2003/014944
Publication Date:
June 10, 2004
Filing Date:
November 21, 2003
Export Citation:
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Assignee:
NIPPON STEEL CORPORATION (6-3 Otemachi 2-chome, Chiyoda-ku, Tokyo, 100-8071, JP)
NITTETSU PLANT DESIGNING CORPORATION (46-59, Oaza Nakabaru Tobata-k, Kitakyushu-shi Fukuoka, 804-0002, JP)
Shima, Shinji (C/O NIPPON STEEL CORPORATION, Engineering Divisions Group 46-59, Oaza Nakabaru, Tobata-k, Kitakyushu-shi Fukuoka, 804-0002, JP)
Sakurai, Yuichi (C/O NIPPON STEEL CORPORATION, Engineering Divisions Group 46-59, Oaza Nakabaru, Tobata-k, Kitakyushu-shi Fukuoka, 804-0002, JP)
Nagatomi, Masahide (C/O NITTETSU PLANT DESIGNING CORPORATION, 46-59 Oaza Nakabaru, Tobata-k, Kitakyushu-shi Fukuoka, 804-0002, JP)
International Classes:
C21B13/10; F27B3/06; F27B3/18; F27B7/32; F27B9/16; F27B9/38; F27D3/00; F27D3/12; (IPC1-7): F27B3/06
Foreign References:
JPS5120377A
JPH0437122U
JP2000247435A
JPH11322039A
Other References:
JIDOKA BOOKS, KABUSHIKI KAISHA TAIGA SHUPPAN article FUJIMORI YOZO: '(1) handling no jidoka zushu', XP002979111 page 14, 25/26, 29 + 34.
See also references of EP 1580508A1
Attorney, Agent or Firm:
Aoki, Atsushi (A. AOKI, ISHIDA & ASSOCIATES Toranomon 37 Mori Bldg., 5-1, Toranomon 3-chom, Minato-ku Tokyo, 105-8423, JP)
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