WO2008139893A1 - 高炉用自溶性ペレットおよびその製造方法 - Google Patents

高炉用自溶性ペレットおよびその製造方法 Download PDF

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Publication number
WO2008139893A1
WO2008139893A1 PCT/JP2008/058078 JP2008058078W WO2008139893A1 WO 2008139893 A1 WO2008139893 A1 WO 2008139893A1 JP 2008058078 W JP2008058078 W JP 2008058078W WO 2008139893 A1 WO2008139893 A1 WO 2008139893A1
Authority
WO
WIPO (PCT)
Prior art keywords
less
self
blast furnace
producing
same
Prior art date
Application number
PCT/JP2008/058078
Other languages
English (en)
French (fr)
Inventor
Eisaku Yasuda
Nobuhiro Hasegawa
Yoshiyuki Matsui
Shuji Kitayama
Original Assignee
Kabushiki Kaisha Kobe Seiko Sho
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 Kabushiki Kaisha Kobe Seiko Sho filed Critical Kabushiki Kaisha Kobe Seiko Sho
Priority to BRPI0810521-9A priority Critical patent/BRPI0810521B1/pt
Priority to CN200880012610.6A priority patent/CN101688254B/zh
Publication of WO2008139893A1 publication Critical patent/WO2008139893A1/ja

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/2413—Binding; Briquetting ; Granulating enduration of pellets
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B3/00—General features in the manufacture of pig-iron
    • C21B3/02—General features in the manufacture of pig-iron by applying additives, e.g. fluxing agents
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/2406—Binding; Briquetting ; Granulating pelletizing
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/243—Binding; Briquetting ; Granulating with binders inorganic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

　ＣａＯ／ＳｉＯ２ 質量比が０．８以上、ＭｇＯ／ＳｉＯ２ 質量比が０．４以上であって、平均粒径が１０～１３ｍｍで、粒径４ｍｍ以上８ｍｍ未満のものが６質量％以下、粒径１５ｍｍ以上２０ｍｍ未満のものが７質量％以下の粒径分布を有することを特徴とする高炉用自溶性ペレットを提供する。
PCT/JP2008/058078 2007-05-08 2008-04-25 高炉用自溶性ペレットおよびその製造方法 WO2008139893A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BRPI0810521-9A BRPI0810521B1 (pt) 2007-05-08 2008-04-25 Pellets autofundentes para alto-forno
CN200880012610.6A CN101688254B (zh) 2007-05-08 2008-04-25 高炉用自熔性球团矿及其制造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-123658 2007-05-08
JP2007123658A JP4630304B2 (ja) 2007-05-08 2007-05-08 高炉用自溶性ペレットおよびその製造方法

Publications (1)

Publication Number Publication Date
WO2008139893A1 true WO2008139893A1 (ja) 2008-11-20

Family

ID=40002109

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/058078 WO2008139893A1 (ja) 2007-05-08 2008-04-25 高炉用自溶性ペレットおよびその製造方法

Country Status (7)

Country Link
JP (1) JP4630304B2 (ja)
CN (1) CN101688254B (ja)
BR (1) BRPI0810521B1 (ja)
RU (1) RU2455371C2 (ja)
TW (1) TWI447231B (ja)
UA (1) UA91662C2 (ja)
WO (1) WO2008139893A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024089903A1 (ja) * 2022-10-27 2024-05-02 株式会社神戸製鋼所 鉄鉱石ペレットの高温性状判定方法、鉄鉱石ペレットの製造方法及び鉄鉱石ペレット

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102392087B (zh) * 2011-11-23 2012-09-05 崔涛 高炉用MgO-CaO质球状冶金辅料
KR102285165B1 (ko) * 2017-03-22 2021-08-03 쇼강 그룹 컴퍼니 리미티드 광석 펠렛의 제조 방법 및 제조 장치
CN109355448B (zh) * 2018-11-13 2020-09-25 包头钢铁（集团）有限责任公司 一种大型高炉配加高比例低硅高镁含氟熔剂性球团的冶炼工艺

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01136936A (ja) * 1987-11-20 1989-05-30 Kobe Steel Ltd 高炉装入用自溶性ペレットの製造方法
JPH11335746A (ja) * 1998-05-27 1999-12-07 Daido Steel Co Ltd ペレット供給装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU870465A1 (ru) * 1980-01-10 1981-10-07 Ордена Трудового Красного Знамени Научно-Исследовательский И Проектный Институт Обогащения И Механической Обработки Полезных Ископаемых "Уралмеханобр" Способ термообработки железорудных окатышей
AU594003B2 (en) * 1987-11-20 1990-02-22 Kabushiki Kaisha Kobe Seiko Sho Self-fluxing pellets to be charged into blast furnace, and method for producing same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01136936A (ja) * 1987-11-20 1989-05-30 Kobe Steel Ltd 高炉装入用自溶性ペレットの製造方法
JPH11335746A (ja) * 1998-05-27 1999-12-07 Daido Steel Co Ltd ペレット供給装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
THE IRON AND STEEL INSTITUTE OF JAPAN: "Tekko Binran, third edition", vol. II, 15 October 1979, MARUZEN CO., LTD., pages: 158 - 160 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024089903A1 (ja) * 2022-10-27 2024-05-02 株式会社神戸製鋼所 鉄鉱石ペレットの高温性状判定方法、鉄鉱石ペレットの製造方法及び鉄鉱石ペレット

Also Published As

Publication number Publication date
CN101688254B (zh) 2015-07-15
CN101688254A (zh) 2010-03-31
BRPI0810521B1 (pt) 2019-04-24
JP2008280556A (ja) 2008-11-20
BRPI0810521A2 (pt) 2014-10-21
UA91662C2 (ru) 2010-08-10
TWI447231B (zh) 2014-08-01
JP4630304B2 (ja) 2011-02-09
RU2009145277A (ru) 2011-06-20
TW200925289A (en) 2009-06-16
RU2455371C2 (ru) 2012-07-10

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