DE3363547D1 - Apparatus for blowing powdery refining agent into refining vessel - Google Patents

Apparatus for blowing powdery refining agent into refining vessel

Info

Publication number
DE3363547D1
DE3363547D1 DE8383307626T DE3363547T DE3363547D1 DE 3363547 D1 DE3363547 D1 DE 3363547D1 DE 8383307626 T DE8383307626 T DE 8383307626T DE 3363547 T DE3363547 T DE 3363547T DE 3363547 D1 DE3363547 D1 DE 3363547D1
Authority
DE
Germany
Prior art keywords
refining
vessel
agent
blowing powdery
blowing
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8383307626T
Other languages
English (en)
Inventor
Sadayuki C O Chiba Works Saito
Shunji C O Chiba Works Hamada
Tadaaki C O Chiba Work Iwamura
Ryoji C O Chiba Works Takabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
Kawasaki Steel Corp
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 Corp filed Critical Kawasaki Steel Corp
Application granted granted Critical
Publication of DE3363547D1 publication Critical patent/DE3363547D1/de
Expired legal-status Critical Current

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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
    • C22B9/103—Methods of introduction of solid or liquid refining or fluxing agents
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/34—Blowing through the bath
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/48—Bottoms or tuyéres of converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Charging Or Discharging (AREA)
DE8383307626T 1982-12-22 1983-12-15 Apparatus for blowing powdery refining agent into refining vessel Expired DE3363547D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57225649A JPS59115981A (ja) 1982-12-22 1982-12-22 精錬炉等への粉粒体吹込み方法およびその装置

Publications (1)

Publication Number Publication Date
DE3363547D1 true DE3363547D1 (en) 1986-06-19

Family

ID=16832602

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383307626T Expired DE3363547D1 (en) 1982-12-22 1983-12-15 Apparatus for blowing powdery refining agent into refining vessel

Country Status (6)

Country Link
US (1) US4613113A (de)
EP (1) EP0116764B1 (de)
JP (1) JPS59115981A (de)
AU (1) AU549311B2 (de)
CA (1) CA1222626A (de)
DE (1) DE3363547D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3603078C1 (de) * 1986-02-01 1987-10-22 Kuettner Gmbh & Co Kg Dr Verfahren und Vorrichtung zum dosierten Einfuehren feinkoerniger Feststoffe in einen Industrieofen,insbesondere Hochofen oder Kupolofen
US4835701A (en) * 1986-04-23 1989-05-30 Kawasaki Steel Corp. Post-mix method and system for supply of powderized materials
KR960003189B1 (ko) * 1986-04-23 1996-03-06 가와사끼 세이데쓰 가부시끼가이샤 분말재료를 공급하기 위한 후혼합 방법 및 장치
US5188661A (en) * 1991-11-12 1993-02-23 Cook Donald R Dual port lance and method
AT405651B (de) * 1996-10-08 1999-10-25 Voest Alpine Ind Anlagen Vorrichtung zum dosierten einbringen von feinteilchenförmigem material in ein reaktorgefäss
BE1019348A5 (fr) * 2010-05-25 2012-06-05 Forrest George Arthur Cellule de cementation.
DE102011077910A1 (de) * 2011-06-21 2012-12-27 Siemens Ag Vergleichmäßigte Einspeisung von Stäuben mit fester Drosselstelle in der Staubförderleitung
DE102011077911A1 (de) * 2011-06-21 2012-12-27 Siemens Ag Vergleichmäßigte Einspeisung von Stäuben mit steuerbarer Drosselstelle in der Staubförderleitung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3689045A (en) * 1971-06-03 1972-09-05 Earl E Coulter Pulverized fuel delivery system for a blast furnace
US3807602A (en) * 1972-07-10 1974-04-30 Thyssen Huette Ag Method and apparatus for dispensing a fluidizable solid from a pressure vessel
AR204826A1 (es) * 1973-03-30 1976-03-05 Uss Eng & Consult Aparato y metodo para controlar la inyeccion de un fundente en un convertidor de refinacion de acero
DD138995A1 (de) * 1978-09-28 1979-12-05 Klaus Scheidig Verfahren und vorrichtungen zum behandeln fluessiger metallbaeder
US4277279A (en) * 1980-03-24 1981-07-07 Jones & Laughlin Steel Corporation Method and apparatus for dispensing a fluidized stream of particulate material
LU82336A1 (fr) * 1980-04-04 1980-07-02 Wurth Anciens Ets Paul Procede et dispositif de pression et de fluidisation d'une masse pulverulente dans une enceinte de distribution
US4286774A (en) * 1980-04-22 1981-09-01 Victor Benatar System for automatically injecting a measured quantity of powdered reagent into a pool of molten metal

Also Published As

Publication number Publication date
CA1222626A (en) 1987-06-09
AU549311B2 (en) 1986-01-23
JPS59115981A (ja) 1984-07-04
EP0116764A1 (de) 1984-08-29
US4613113A (en) 1986-09-23
EP0116764B1 (de) 1986-05-14
JPS626723B2 (de) 1987-02-13
AU2251783A (en) 1984-07-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee