KR830004444A - 스텐레스강 제조방법 - Google Patents

스텐레스강 제조방법 Download PDF

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Publication number
KR830004444A
KR830004444A KR1019800004588A KR800004588A KR830004444A KR 830004444 A KR830004444 A KR 830004444A KR 1019800004588 A KR1019800004588 A KR 1019800004588A KR 800004588 A KR800004588 A KR 800004588A KR 830004444 A KR830004444 A KR 830004444A
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KR
South Korea
Prior art keywords
stainless steel
reactor
steel according
starting material
producing stainless
Prior art date
Application number
KR1019800004588A
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English (en)
Other versions
KR850001211B1 (ko
Inventor
산텐 스벤
올오프 에드스트룀 죤
Original Assignee
한스 헤르리츠
에쓰 케이 에프 스틸 엔지니어링 악티에볼락
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.)
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Application filed by 한스 헤르리츠, 에쓰 케이 에프 스틸 엔지니어링 악티에볼락 filed Critical 한스 헤르리츠
Publication of KR830004444A publication Critical patent/KR830004444A/ko
Application granted granted Critical
Publication of KR850001211B1 publication Critical patent/KR850001211B1/ko

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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
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
    • C21B13/125—By using plasma
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
    • B60T15/02—Application and release valves
    • B60T15/36—Other control devices or valves characterised by definite functions
    • B60T15/42—Other control devices or valves characterised by definite functions with a quick braking action, i.e. with accelerating valves actuated by brake-pipe pressure variation
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/006—Starting from ores containing non ferrous metallic oxides
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture Of Iron (AREA)
  • Processing Of Solid Wastes (AREA)
  • Treating Waste Gases (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)

Abstract

내용 없음

Description

스텐레스강 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
본 발명에 따른 제조공정을 표시한 개략도.

Claims (13)

  1. 산화크롬 및 산화철을 포함한 시작물질을 리액터 하부에 유입시키는 단계, 고체 환원매체를 포함하는 상기 리액터 상기 시작물질을 상기 리액터 하부에 있는 환원층으로 유입하는 단계, 인근에 플라즈마 발생기를 사용하여 유지되는 상기 환원층, 상기 환원층에서 상기 시작물질을 즉각 환원 용해하는 단계 및 용해 환원된 크롬 함유물을 리액터 하부에서 제거하는 단계를 구비한 것을 특징으로 하는 스텐레스강 제조 방법.
  2. 시작물질이 미세한 입자로된 특허청구의 범위 제1항 기재의 스텐레스강 제조방법.
  3. 1500∼1650℃의 온도에서 리액터의 용해물질 온도를 유지하는 단계를 구비한 특허청구의 범위 제1항 기재의 스텐레스강 제조방법.
  4. 시작물질이 탄소 또는 탄화수소를 포함하는 특허청구의 범위 제1항 기재의 스텐레스강 제조방법.
  5. 시작물질이 슬래그를 포함하는 특허청구의 범위 4항 기재의 스텐레스강 제조방법.
  6. 시작물질이 캐리어 개스와 함께 리액터 내로 불려 들어가는 특허청구의 범위 1,2,3,4항 기재의 스텐레스강 제조방법.
  7. 리액터 내에서 발생된 반응개스의 일부분이 캐리어 개스로 사용되는 특허청구의 범위 제6항 기재의 스텐레스강 제조방법.
  8. 리액터 내에서 발생된 반응개스의 일부가 플라즈마 개스로 사용되는 특허청구의 범위 제6항 기재의 스텐레스강 제조방법.
  9. 크롬함유, 미완성철에 함유된 실리콘의 일부가 리액터 내의 온도수준을 제어하여 조정되는 특허청구의 범위 제1항 기재의 스텐레스강 제조방법.
  10. 크롬함유 물질이 리액터에서 제거된 후 정제되는 특허청구의 범위 제1항 기재의 스텐레스강 제조방법.
  11. 크롬함유 물질이 AOD 변환기에서 더 정제되는 특허청구의 범위 제10항 기재의 스텐레스강 제조방법.
  12. 시작물질을 미리 환원시키는 단계를 구비한 특허청구의 범위 제1항 기재의 스텐레스강 제조방법.
  13. 시작물질내에 크롬함유 물질을 포함하고 있는 배기가스 분말이 있는 특허청구의 범위 제1항 기재의 스텐레스강 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019800004588A 1980-06-10 1980-12-01 크롬강의 제조방법 KR850001211B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE8004311-0 1980-06-10
SE80.4.311-0 1980-06-10
SE8004311A SE429561B (sv) 1980-06-10 1980-06-10 Sett for kontinuerlig framstellning av lagkolhaltiga kromstal av kromoxidhaltiga utgangsmaterial med hjelp av en plasmagenerator

Publications (2)

Publication Number Publication Date
KR830004444A true KR830004444A (ko) 1983-07-13
KR850001211B1 KR850001211B1 (ko) 1985-08-20

Family

ID=20341178

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019800004588A KR850001211B1 (ko) 1980-06-10 1980-12-01 크롬강의 제조방법

Country Status (24)

Country Link
US (1) US4340420A (ko)
JP (1) JPS5713107A (ko)
KR (1) KR850001211B1 (ko)
AR (1) AR222925A1 (ko)
AT (1) AT373918B (ko)
AU (1) AU532707B2 (ko)
BE (1) BE886231A (ko)
BR (1) BR8100089A (ko)
CA (1) CA1146759A (ko)
CS (1) CS221943B2 (ko)
DD (1) DD155331A5 (ko)
DE (1) DE3042239C2 (ko)
ES (1) ES496764A0 (ko)
FI (1) FI803614L (ko)
FR (1) FR2483960B1 (ko)
GB (1) GB2077766B (ko)
IT (1) IT1142165B (ko)
MX (1) MX155709A (ko)
OA (1) OA06823A (ko)
PH (1) PH16588A (ko)
PL (1) PL229281A1 (ko)
SE (1) SE429561B (ko)
ZA (1) ZA807153B (ko)
ZW (1) ZW29480A1 (ko)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE457265B (sv) * 1981-06-10 1988-12-12 Sumitomo Metal Ind Foerfarande och anlaeggning foer framstaellning av tackjaern
SE450898B (sv) * 1981-09-03 1987-08-10 Skf Steel Eng Ab Sett vid anvendning av en plasmagenerator for tillforsel av vermeenergi, samt anordning for genomforande av settet
AU552070B2 (en) * 1981-10-19 1986-05-22 Council For Mineral Technology Producing and treating ferro chrome by arc thermal plasma
SE451033B (sv) * 1982-01-18 1987-08-24 Skf Steel Eng Ab Sett och anordning for omvandling av avfallsmaterial med plasmagenerator
SE436124B (sv) * 1982-09-08 1984-11-12 Skf Steel Eng Ab Sett att framstella ferrokisel
US4583229A (en) * 1984-01-09 1986-04-15 Aluminum Company Of America Metal melting system
SE453304B (sv) * 1984-10-19 1988-01-25 Skf Steel Eng Ab Sett for framstellning av metaller och/eller generering av slagg fran oxidmalmer
FR2573437B1 (fr) * 1984-11-21 1989-09-15 Siderurgie Fse Inst Rech Procede pour la conduite d'un haut fourneau, notamment d'un haut fourneau siderurgique
DE3535572A1 (de) * 1985-10-03 1987-04-16 Korf Engineering Gmbh Verfahren zur herstellung von roheisen aus feinerz
DE3708730A1 (de) * 1987-03-18 1988-09-29 Kloeckner Stahl Gmbh Verfahren zum wiedereinsatz von filterstaeuben
US4996694A (en) * 1988-04-19 1991-02-26 Skf Plasma Technologies Ab Method and apparatus for melting iron and steel scrap
DE4115348C2 (de) * 1991-05-10 2000-08-10 Deutz Ag Verfahren zur Hochtemperaturbehandlung von feinkörnigen Feststoffen in einem Schmelzzyklon
US5399833A (en) * 1993-07-02 1995-03-21 Camacho; Salvador L. Method for vitrification of fine particulate matter and products produced thereby
US5634960A (en) * 1995-02-16 1997-06-03 Elkem A/S Scrap melting in a submerged arc furnace
AT407400B (de) * 1998-10-07 2001-02-26 Voest Alpine Ind Anlagen Verfahren und anlage zum herstellen von eisen, insbesondere stahl
US6826721B2 (en) 2001-11-01 2004-11-30 Agilent Technoloiges, Inc. Data accelerator and methods for increasing data throughput
AU2003901692A0 (en) * 2003-04-10 2003-05-01 Technological Resources Pty Ltd Direct smelting plant
CN103526047A (zh) * 2013-09-27 2014-01-22 泰州永兴合金材料科技有限公司 一种褐铁矿型红土镍矿的冶炼方法及其产品
CN103540769B (zh) * 2013-09-27 2015-12-23 泰州永兴合金材料科技有限公司 一种红土镍矿制备精炼式不锈钢的方法及其产品
CN109628676B (zh) * 2019-01-07 2020-10-30 山西赛思普科技有限公司 一种直接生产纯净铁水的短流程工艺

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2846300A (en) * 1952-07-23 1958-08-05 Wenzel Werner Process for smelting ores
US2781255A (en) * 1955-11-16 1957-02-12 Union Carbide & Carbon Corp Treatment of fumes containing suspended solids
FR1452850A (fr) * 1965-08-04 1966-04-15 Siderurgie Fse Inst Rech Procédé de réduction de minerais au four électrique
US3615348A (en) * 1968-07-31 1971-10-26 Armco Steel Corp Stainless steel melting practice
US3728101A (en) * 1970-11-09 1973-04-17 Armco Steel Corp Process for making stainless steel
US4072504A (en) * 1973-01-26 1978-02-07 Aktiebolaget Svenska Kullagerfabriken Method of producing metal from metal oxides
SE388210B (sv) * 1973-01-26 1976-09-27 Skf Svenska Kullagerfab Ab Sett vid reduktion av metall ur metalloxider
DE2656725C2 (de) * 1976-12-15 1982-12-23 Mannesmann AG, 4000 Düsseldorf Verfahren zum kontinuierlichen Erschmelzen von Ferrochrom
SE422078B (sv) * 1977-08-29 1982-02-15 Asea Ab Sett vid forgasning av brenslen

Also Published As

Publication number Publication date
FR2483960B1 (fr) 1986-04-18
ATA561680A (de) 1983-07-15
AT373918B (de) 1984-03-12
ES8107318A1 (es) 1981-10-16
MX155709A (es) 1988-04-18
AR222925A1 (es) 1981-06-30
JPS5713107A (en) 1982-01-23
ES496764A0 (es) 1981-10-16
ZA807153B (en) 1981-11-25
PL229281A1 (ko) 1982-06-07
FR2483960A1 (fr) 1981-12-11
JPS622602B2 (ko) 1987-01-21
DD155331A5 (de) 1982-06-02
DE3042239A1 (de) 1981-12-24
CA1146759A (en) 1983-05-24
IT8027000A0 (it) 1980-12-30
PH16588A (en) 1983-11-22
SE8004311L (sv) 1981-12-11
AU532707B2 (en) 1983-10-13
SE429561B (sv) 1983-09-12
ZW29480A1 (en) 1981-02-18
GB2077766B (en) 1984-07-11
FI803614L (fi) 1981-12-11
KR850001211B1 (ko) 1985-08-20
CS221943B2 (en) 1983-04-29
GB2077766A (en) 1981-12-23
US4340420A (en) 1982-07-20
AU6456580A (en) 1981-12-17
BE886231A (fr) 1981-03-16
OA06823A (fr) 1982-12-31
IT1142165B (it) 1986-10-08
DE3042239C2 (de) 1985-06-13
BR8100089A (pt) 1982-08-17

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