Title:
VERTICAL FURNACE
Document Type and Number:
WIPO Patent Application WO/2009/031367
Kind Code:
A1
Abstract:
A vertical furnace having a gas suction port provided in its peripheral wall at
furnace top part, designed to conduct operation with raw materials and fuels
laid in an intra-furnace area superior to the gas suction port while closing the
furnace top part. The vertical furnace is characterized in that (i) the furnace
top part at its closure zone is fitted with a steel-made right cylinder for partitioning
deposition regions for charged raw materials and fuels and (ii) superiorly to
the furnace top, there is provided a raw material and fuel charging unit for dividing
raw materials and fuels with different properties and charging them separately
into areas inside and outside the right cylinder in cooperation with the right
cylinder.
Inventors:
OMATSU YASUHIKO (JP)
SHINOTAKE AKIHIKO (JP)
AKAGI KAZUSHI (JP)
NAITO MASAAKI (JP)
TSUBOTA JUN (JP)
KIKUCHI ZEN-ETSU (JP)
MURASE SHIN (JP)
LACHNER HANS JAAN (DE)
LEMPERLE MICHEL (DE)
SHINOTAKE AKIHIKO (JP)
AKAGI KAZUSHI (JP)
NAITO MASAAKI (JP)
TSUBOTA JUN (JP)
KIKUCHI ZEN-ETSU (JP)
MURASE SHIN (JP)
LACHNER HANS JAAN (DE)
LEMPERLE MICHEL (DE)
Application Number:
PCT/JP2008/063074
Publication Date:
March 12, 2009
Filing Date:
July 14, 2008
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
KUETTNER GMBH & CO KG DR (DE)
OMATSU YASUHIKO (JP)
SHINOTAKE AKIHIKO (JP)
AKAGI KAZUSHI (JP)
NAITO MASAAKI (JP)
TSUBOTA JUN (JP)
KIKUCHI ZEN-ETSU (JP)
MURASE SHIN (JP)
LACHNER HANS JAAN (DE)
LEMPERLE MICHEL (DE)
KUETTNER GMBH & CO KG DR (DE)
OMATSU YASUHIKO (JP)
SHINOTAKE AKIHIKO (JP)
AKAGI KAZUSHI (JP)
NAITO MASAAKI (JP)
TSUBOTA JUN (JP)
KIKUCHI ZEN-ETSU (JP)
MURASE SHIN (JP)
LACHNER HANS JAAN (DE)
LEMPERLE MICHEL (DE)
International Classes:
C21B11/02; F27B1/20
Foreign References:
JPS58171520A | 1983-10-08 | |||
JPH10267539A | 1998-10-09 | |||
JPH1036906A | 1998-02-10 | |||
JPS59143009A | 1984-08-16 | |||
JPH10267538A | 1998-10-09 | |||
JPH1036906A | 1998-02-10 | |||
JPH09203584A | 1997-08-05 | |||
JP3586355B2 | 2004-11-10 |
Other References:
See also references of EP 2202323A4
GOKSEL ET AL., TRANSACTIONS OF THE AMERICAN FOUNDRYMEN'S SOCIETY, vol. 85, 1977, pages 327 - 332
GOKSEL ET AL., TRANSACTIONS OF THE AMERICAN FOUNDRYMEN'S SOCIETY, vol. 85, 1977, pages 327 - 332
Attorney, Agent or Firm:
AOKI, Atsushi et al. (Toranomon 37 Mori Bldg. 5-1,Toranomon 3-chome, Minato-k, Tokyo 23, JP)
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