ZA982702B - Method of operating a movable hearth furnace - Google Patents

Method of operating a movable hearth furnace

Info

Publication number
ZA982702B
ZA982702B ZA982702A ZA982702A ZA982702B ZA 982702 B ZA982702 B ZA 982702B ZA 982702 A ZA982702 A ZA 982702A ZA 982702 A ZA982702 A ZA 982702A ZA 982702 B ZA982702 B ZA 982702B
Authority
ZA
South Africa
Prior art keywords
operating
hearth furnace
movable hearth
movable
furnace
Prior art date
Application number
ZA982702A
Other languages
English (en)
Inventor
Kanji Takeda
Yoshitaka Sawa
Original Assignee
Kawasaki Steel Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kawasaki Steel Co filed Critical Kawasaki Steel Co
Publication of ZA982702B publication Critical patent/ZA982702B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • C21B13/0053—On a massing grate
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C21B13/105—Rotary hearth-type furnaces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Tunnel Furnaces (AREA)
ZA982702A 1997-09-30 1998-03-31 Method of operating a movable hearth furnace ZA982702B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26540897A JP3480266B2 (ja) 1997-09-30 1997-09-30 移動型炉床炉の操業方法

Publications (1)

Publication Number Publication Date
ZA982702B true ZA982702B (en) 1998-10-02

Family

ID=17416760

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA982702A ZA982702B (en) 1997-09-30 1998-03-31 Method of operating a movable hearth furnace

Country Status (10)

Country Link
US (1) US6248152B1 (id)
EP (1) EP0976841B1 (id)
JP (1) JP3480266B2 (id)
KR (1) KR100402167B1 (id)
BR (1) BR9806254A (id)
DE (1) DE69826646T2 (id)
ID (1) ID22269A (id)
MY (1) MY119635A (id)
WO (1) WO1999016915A1 (id)
ZA (1) ZA982702B (id)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4295544B2 (ja) * 2003-04-09 2009-07-15 株式会社神戸製鋼所 冶金用改質炭の製造方法、ならびに冶金用改質炭を用いた還元金属および酸化非鉄金属含有スラグの製造方法
US7695544B2 (en) 2004-12-07 2010-04-13 Nu-Iron Technology, Llc Method and system for producing metallic iron nuggets
WO2011001282A2 (en) 2009-06-29 2011-01-06 Bairong Li Metal reduction processes, metallurgical processes and products and apparatus
JP5445032B2 (ja) * 2009-10-28 2014-03-19 Ｊｆｅスチール株式会社 還元鉄粉の製造方法
CN103920886B (zh) * 2014-05-06 2016-08-24 四川金沙纳米技术有限公司 超细铁粉的生产方法
CN105973000B (zh) * 2016-06-23 2018-07-17 江苏省冶金设计院有限公司 气化旋转床

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1452627A (en) * 1921-01-21 1923-04-24 Edwin B Thornhill Process for the production of sponge iron and other metallic products
US2285487A (en) * 1940-01-15 1942-06-09 Kelsey Hayes Wheel Co Method of and apparatus for producing sponge iron
US3383199A (en) * 1967-08-23 1968-05-14 Allied Chem Processing of iron oxide values
DE1758951C3 (de) * 1968-09-07 1978-04-27 Fried. Krupp Gmbh, 4300 Essen Verfahren zur Herstellung von Eisenschwamm
LU60981A1 (id) * 1970-05-26 1971-06-24
US3770417A (en) * 1971-02-23 1973-11-06 Salem Corp Simultaneous production of metallized ores and coke
US4701214A (en) * 1986-04-30 1987-10-20 Midrex International B.V. Rotterdam Method of producing iron using rotary hearth and apparatus
US4676741A (en) * 1986-10-22 1987-06-30 The International Metals Reclamation Company, Inc. Radiantly heated furnace
DE3734892A1 (de) * 1987-10-15 1989-04-27 Egon Evertz Verfahren zur aufbereitung von huettenwerksstaeuben
BE1008397A6 (fr) * 1994-07-13 1996-05-07 Centre Rech Metallurgique Procede pour fabriquer une eponge de fer a basse teneur en soufre.
BE1010261A3 (fr) * 1996-03-07 1998-04-07 Centre Rech Metallurgique Dispositif pour deposer en continu sur un support mobile au moins deux matieres fines en couches superposees alternees.

Also Published As

Publication number Publication date
MY119635A (en) 2005-06-30
US6248152B1 (en) 2001-06-19
ID22269A (id) 1999-09-23
KR100402167B1 (ko) 2003-10-17
DE69826646T2 (de) 2005-02-03
EP0976841A1 (en) 2000-02-02
JPH11106813A (ja) 1999-04-20
KR20000069182A (ko) 2000-11-25
EP0976841A4 (en) 2003-01-15
WO1999016915A1 (fr) 1999-04-08
JP3480266B2 (ja) 2003-12-15
EP0976841B1 (en) 2004-09-29
DE69826646D1 (de) 2004-11-04
BR9806254A (pt) 2000-01-25

Similar Documents

Publication Publication Date Title
EP1029212A4 (en) LOADING APPARATUS FOR ROTARY SOLE OVEN
LU90766B1 (en) Method of operating a multiple hearth furnace
EP1029931A4 (en) METHOD FOR HANDLING A BLAST FURNACE
EG22058A (en) Formation of a refractory repair mass
ZA982704B (en) Method of operating rotary hearth furnace for reducing oxides
EP0969106A4 (en) MOBILE SOLE OVEN AND OPERATING METHOD THEREOF
ZA982702B (en) Method of operating a movable hearth furnace
AU1510802A (en) Method of operating a furnace
GB9411489D0 (en) Furnace lining
EP0694619A3 (en) Blast furnace delivery method
AU8143398A (en) Low sulfur iron reduction process using a rotary hearth furnace
PL311847A1 (en) Burner block and method of operating a furnace provided with such burner block
GB2287461B (en) Refractory brick
AU660238B2 (en) Method for operating blast furnace
ZA984528B (en) Device for charging a rotary hearth furnace
GB9410593D0 (en) A method of operating a burner or furnace arrangement
GB2332072B (en) Method of operating a thermocouple
AU5640298A (en) Method of venting a furnace
PL313527A1 (en) Method of manufacturing a refractory clinker
PL317814A1 (en) Method of utilising blast furnace slag
PL307733A1 (en) Method of manufacturing a refractory clinker
TW435663U (en) Tuyere structure of an incinerator hearth
PL56005Y1 (en) Shaped brick for circular furnace lining
PL100909U1 (en) Shaped brick for circular furnace lining
PL100910U1 (en) Shaped brick for circular furnace lining