KR860700268A - 괴성광 및 그 제조방법 - Google Patents

괴성광 및 그 제조방법

Info

Publication number
KR860700268A
KR860700268A KR1019850700209A KR850700209A KR860700268A KR 860700268 A KR860700268 A KR 860700268A KR 1019850700209 A KR1019850700209 A KR 1019850700209A KR 850700209 A KR850700209 A KR 850700209A KR 860700268 A KR860700268 A KR 860700268A
Authority
KR
South Korea
Prior art keywords
mini pellets
particle size
light according
compacted light
drying
Prior art date
Application number
KR1019850700209A
Other languages
English (en)
Other versions
KR900001095B1 (ko
Inventor
히로시 사이또오
노부루 사까모또
히로시 호꾸요
요시히또 이와따
Original Assignee
가네오 미노루
닛뽄 고오깐 가부시끼가이샤
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 가네오 미노루, 닛뽄 고오깐 가부시끼가이샤 filed Critical 가네오 미노루
Publication of KR860700268A publication Critical patent/KR860700268A/ko
Application granted granted Critical
Publication of KR900001095B1 publication Critical patent/KR900001095B1/ko

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/66007—Multistep manufacturing processes
    • H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
    • H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
    • H01L29/66409—Unipolar field-effect transistors
    • H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
    • H01L29/66674—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
    • H01L29/66712—Vertical DMOS transistors, i.e. VDMOS transistors
    • 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
    • C22B1/16—Sintering; Agglomerating
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

내용 없음

Description

괴성광 및 그 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 펠릿 상호간의 결합시켜서 괴상의 것으로 한 본 발명 괴성광의 입자구조를 표시한 정면도.

Claims (6)

  1. 입도 5㎜ 이하를 주요입도로 하는 미분철광석을 원료로 하여 3 내지 9㎜의 입경으로 조립된 미니펠릿을 소성하여 확산 결합시켜서 상기 미니펠릿의 복수개를 칼슘 페라이트에 의한 결합으로 표층부를 결합괴성화 한것을 특징으로 하는 괴성광.
  2. 입도 5㎜이하를 주요입도로하는 미분철광석에 매용제를 첨가하여 1차 조립하고 다음에 이 조립물에의 표면에 가루 코우크스, 분상 챠아미분탄, 분상 석유 코우크스 등의 고체연료를 피복하여 2차조립을 하여 3 내지 9㎜의 입경의 미니펠릿으로 조립하고, 이 미니펠릿을 건조, 점화, 소성, 냉각조운을 가진 그레이트식 소성로를 사용하여 소성하여 미니펠릿의 괴상체를 제조하는 것을 특징으로 하는 괴성광 제조방법.
  3. 상기 미니펠릿 조립 프로세스의 2차조립 할때에 1차조립물의 표면에만 피복되는 고체연료의 참가율을 2.5 내지 3.5%로 하는 것을 특징으로 하는 청구의 범위 제2항 기재의 괴성광 제조방법.
  4. 첨가매용제중 1차조립할때의 첨가총량의 50%이상을 첨가하는 것을 특징으로 하는 청구의 범위 제2항 및 제3항 기재의 괴성광 제조방법.
  5. 상기 건조조운의 열원에 소성. 냉각조운의 폐열을 이용하는 것을 특징으로 하는 청구의 범위 제2항 내지 제4항 기재의 괴성광 제조방법.
  6. 상기 그레이트식 소성로의 그레이트부에 장입하는 미니펠릿의 층두께를 300 내지 550㎜로 하고, 건조 조운의 건조를 하향 건조만으로 행하는 것을 특징으로 하는 청구의 범위 제5항 내지 제2항 기재의 괴성광 제조방법.
    ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019850700209A 1984-10-31 1985-04-12 괴성광(塊成鑛) 및 그 제조방법 KR900001095B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP59-227944 1984-10-31
JP59227944A JPS61106728A (ja) 1984-10-31 1984-10-31 塊成鉱及びその製造方法
PCT/JP1985/000192 WO1986002668A1 (en) 1984-10-31 1985-04-12 Agglomerate and a process for producing the same

Publications (2)

Publication Number Publication Date
KR860700268A true KR860700268A (ko) 1986-08-01
KR900001095B1 KR900001095B1 (ko) 1990-02-26

Family

ID=16868724

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850700209A KR900001095B1 (ko) 1984-10-31 1985-04-12 괴성광(塊成鑛) 및 그 제조방법

Country Status (10)

Country Link
US (2) US4722750A (ko)
EP (1) EP0199818B1 (ko)
JP (1) JPS61106728A (ko)
KR (1) KR900001095B1 (ko)
AU (1) AU572651B2 (ko)
BR (1) BR8506975A (ko)
CA (1) CA1246343A (ko)
DE (1) DE3576534D1 (ko)
IN (1) IN165235B (ko)
WO (1) WO1986002668A1 (ko)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6237325A (ja) * 1985-06-27 1987-02-18 Nippon Kokan Kk <Nkk> 焼成塊成鉱およびその製造方法
AU600777B2 (en) * 1986-12-15 1990-08-23 Jfe Steel Corporation Method for manufacturing agglomerates of fired pellets
JPS6421788A (en) * 1987-07-16 1989-01-25 Nec Corp Semiconductor memory device
JPS6456828A (en) * 1987-08-28 1989-03-03 Nippon Kokan Kk Primary crushing method for calcined lump ore
US4986765A (en) * 1989-02-21 1991-01-22 Amp Incorporated Insertable latch means for use in an electrical connector
JPH089739B2 (ja) * 1989-08-23 1996-01-31 日本鋼管株式会社 焼成塊成鉱の製造方法
DE69227094T2 (de) * 1991-12-24 1999-03-11 Tokyo Gas Co. Ltd., Tokio/Tokyo Brenner mit Oberflächenverbrennung
US5814164A (en) * 1994-11-09 1998-09-29 American Scientific Materials Technologies L.P. Thin-walled, monolithic iron oxide structures made from steels, and methods for manufacturing such structures
US6461562B1 (en) 1999-02-17 2002-10-08 American Scientific Materials Technologies, Lp Methods of making sintered metal oxide articles
KR100415926B1 (ko) * 1999-11-20 2004-01-31 주식회사 포스코 함철 더스트류를 고배합한 소결조업에서 황산화물저감효과가 우수한 미니펠릿의 구조 및 그 제조 방법
KR20010048809A (ko) * 1999-11-29 2001-06-15 이구택 미분생석회를 이용한 소결광 제조방법
US6226891B1 (en) * 1999-12-06 2001-05-08 Daniel R. Chapman Method and apparatus for drying iron ore pellets
AT413543B (de) * 2004-03-03 2006-03-15 Voest Alpine Ind Anlagen Verfahren zur herstellung einer sinterrohmischung
KR100723213B1 (ko) 2005-11-15 2007-05-29 주식회사 포스코 이중 디스크형 조립기
JP5817644B2 (ja) * 2012-05-24 2015-11-18 新日鐵住金株式会社 焼結原料へのバインダーの添加方法
CN110804449B (zh) * 2019-11-20 2020-10-27 四川大学 铁酸钙与非焦煤共焦化制备焦炭的方法
CN113483554B (zh) * 2021-05-14 2022-06-07 中冶长天国际工程有限责任公司 一种高炉精料用块矿的烘干装置及烘干方法
CN114737052B (zh) * 2022-03-30 2023-09-26 鞍钢股份有限公司 一种镁质熔剂性球团的制造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868246A (en) * 1971-07-22 1975-02-25 Dravo Corp Pellet production process
JPS5319531B2 (ko) * 1972-02-28 1978-06-21
US4082540A (en) * 1974-12-30 1978-04-04 Nippon Steel Corporation Material for sintering emitting a lesser amount of nitrogen oxide and a method for manufacturing the same
IT1061428B (it) * 1975-05-26 1983-02-28 Kobe Steel Ltd Pallottola di minerale di ferroche ha una forma specifica metodo per fabbricare la medesima e metodo per il funzionamento di un altoforno
JPS5319531A (en) * 1976-08-05 1978-02-22 Matsushita Electric Ind Co Ltd Method of producing lead battery positive plate lattice
JPS57200529A (en) * 1981-06-02 1982-12-08 Nippon Steel Corp Preparation of sintered ore having iron ore fine powder highly compounded therein
JPS589936A (ja) * 1981-07-10 1983-01-20 Nippon Kokan Kk <Nkk> 塊成鉱製造法
JPS58120751A (ja) * 1982-01-14 1983-07-18 Kawasaki Steel Corp 焼結機による焼結鉱およびペレツトの製造方法

Also Published As

Publication number Publication date
BR8506975A (pt) 1986-12-23
EP0199818B1 (en) 1990-03-14
IN165235B (ko) 1989-09-02
WO1986002668A1 (en) 1986-05-09
DE3576534D1 (de) 1990-04-19
AU4230985A (en) 1986-05-15
KR900001095B1 (ko) 1990-02-26
US4722750A (en) 1988-02-02
CA1246343A (en) 1988-12-13
US4810290A (en) 1989-03-07
EP0199818A1 (en) 1986-11-05
AU572651B2 (en) 1988-05-12
JPH0465132B2 (ko) 1992-10-19
JPS61106728A (ja) 1986-05-24
EP0199818A4 (en) 1987-03-16

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