Title:
PRODUCTION METHOD OF IRON CARBIDE
Document Type and Number:
WIPO Patent Application WO/1998/038342
Kind Code:
A1
Abstract:
A production method of iron carbide for preventing easy formation of free carbon by reducing and carbonizing an iron-containing raw material for iron production by a reaction gas consisting primarily of hydrogen and methane, comprising the step of adding a steam or carbon dioxide from a piping (7) into a fluidized bed type reactor (1), in addition to a reaction gas supplied from a piping (2) into the reactor (1), in accordance with the generated quantity of free carbon inside the reactor (1) measured by a dust meter (9) so as to suppress the generation of free carbon.
Inventors:
MIYASHITA TORAKATSU (JP)
UCHIYAMA YOSHIO (JP)
INOUE EIJI (JP)
NAKATANI JUNYA (JP)
NAKAZAWA TERUYUKI (JP)
NIO AKIO (JP)
UCHIYAMA YOSHIO (JP)
INOUE EIJI (JP)
NAKATANI JUNYA (JP)
NAKAZAWA TERUYUKI (JP)
NIO AKIO (JP)
Application Number:
PCT/JP1998/000789
Publication Date:
September 03, 1998
Filing Date:
February 25, 1998
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD (JP)
MITSUBISHI CORP (JP)
MIYASHITA TORAKATSU (JP)
UCHIYAMA YOSHIO (JP)
INOUE EIJI (JP)
NAKATANI JUNYA (JP)
NAKAZAWA TERUYUKI (JP)
NIO AKIO (JP)
MITSUBISHI CORP (JP)
MIYASHITA TORAKATSU (JP)
UCHIYAMA YOSHIO (JP)
INOUE EIJI (JP)
NAKATANI JUNYA (JP)
NAKAZAWA TERUYUKI (JP)
NIO AKIO (JP)
International Classes:
C01B31/30; C21B13/00; C21B15/00; C22B5/12; F27B15/02; (IPC1-7): C21B15/00; C01B31/30
Foreign References:
JPH0948604A | 1997-02-18 | |||
JPH08245212A | 1996-09-24 |
Attorney, Agent or Firm:
Sumida, Yoshihiro (3rd floor 123-1, Higashimachi, Chuo-k, Kobe-shi Hyogo, JP)
Download PDF: