SE511424C2 - Ringspaltdysa och sätt att blåsa en metallsmälta - Google Patents

Ringspaltdysa och sätt att blåsa en metallsmälta

Info

Publication number
SE511424C2
SE511424C2 SE9304369A SE9304369A SE511424C2 SE 511424 C2 SE511424 C2 SE 511424C2 SE 9304369 A SE9304369 A SE 9304369A SE 9304369 A SE9304369 A SE 9304369A SE 511424 C2 SE511424 C2 SE 511424C2
Authority
SE
Sweden
Prior art keywords
nozzle
annular
ring gap
jet
blow
Prior art date
Application number
SE9304369A
Other languages
English (en)
Other versions
SE9304369D0 (sv
SE9304369L (sv
Inventor
Dan Bergman
Original Assignee
Stiftelsen Metallurg Forsk
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 Stiftelsen Metallurg Forsk filed Critical Stiftelsen Metallurg Forsk
Priority to SE9304369A priority Critical patent/SE511424C2/sv
Publication of SE9304369D0 publication Critical patent/SE9304369D0/sv
Priority to CA002179917A priority patent/CA2179917A1/en
Priority to AU14293/95A priority patent/AU682746B2/en
Priority to NZ278176A priority patent/NZ278176A/en
Priority to RU96115934A priority patent/RU2123057C1/ru
Priority to CZ961915A priority patent/CZ285124B6/cs
Priority to BR9408423A priority patent/BR9408423A/pt
Priority to PCT/SE1994/001260 priority patent/WO1995018346A1/en
Priority to KR1019960703490A priority patent/KR100356953B1/ko
Priority to SK852-96A priority patent/SK85296A3/sk
Priority to CN94194714.9A priority patent/CN1088827C/zh
Priority to JP7517983A priority patent/JPH09509453A/ja
Priority to EP95905832A priority patent/EP0796417A1/en
Publication of SE9304369L publication Critical patent/SE9304369L/sv
Priority to FI962684A priority patent/FI105058B/sv
Priority to US08/678,389 priority patent/US5746970A/en
Publication of SE511424C2 publication Critical patent/SE511424C2/sv

Links

Classifications

    • 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
    • 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
    • C21C5/4606—Lances or injectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • F27D2003/162—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel
    • F27D2003/163—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel the fluid being an oxidant
    • F27D2003/164—Oxygen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Nozzles (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Claims (3)

511 424 Z Patentkrav
1. Ríngspaltdysa av överljudstyp för en syrgaslans för metallurgiska ändamål, kännetecknad av organ (19) vid munstyckets utlopp för att blockera delar av dysans ringspalt så att det bildas hål i den ringforrniga gasstrålen vid dess utflöde ur dysan.
2. Ringspaltdysa enligt patentkrav 1, kännetecknad av att den består av en yttre ringformig kropp (l 1) med en konisk öppning och en central konisk kropp (12) som tillsammans bildar spalten, varvid sagda organ (19) utgörs av längsgående bommar (19).
3. Ringspaltdysa enligt patentkrav 2, kännetecknad av att bommama (19) löper i bomspår (22) och den inre kroppen (12) är axiellt íörskjutbar for reglering av ringspaltens bredd.
SE9304369A 1993-12-30 1993-12-30 Ringspaltdysa och sätt att blåsa en metallsmälta SE511424C2 (sv)

Priority Applications (15)

Application Number Priority Date Filing Date Title
SE9304369A SE511424C2 (sv) 1993-12-30 1993-12-30 Ringspaltdysa och sätt att blåsa en metallsmälta
EP95905832A EP0796417A1 (en) 1993-12-30 1994-12-28 Nozzle and method of blowing hot metal
BR9408423A BR9408423A (pt) 1993-12-30 1994-12-28 Bocal anular supersônico e processo de soprar metal quente
KR1019960703490A KR100356953B1 (ko) 1993-12-30 1994-12-28 초음파환형노즐및용융금속을취입성형하는방법
NZ278176A NZ278176A (en) 1993-12-30 1994-12-28 Annular nozzle having an annular slot with keys to permit gas supply to interior of formed annular jet to counteract subpressure there
RU96115934A RU2123057C1 (ru) 1993-12-30 1994-12-28 Кольцевое сопло кислородной фурмы (варианты)
CZ961915A CZ285124B6 (cs) 1993-12-30 1994-12-28 Prstencová tryska a způsob foukání touto tryskou na horký kov
CA002179917A CA2179917A1 (en) 1993-12-30 1994-12-28 Nozzle and method of blowing hot metal
PCT/SE1994/001260 WO1995018346A1 (en) 1993-12-30 1994-12-28 Nozzle and method of blowing hot metal
AU14293/95A AU682746B2 (en) 1993-12-30 1994-12-28 Nozzle and method of blowing hot metal
SK852-96A SK85296A3 (en) 1993-12-30 1994-12-28 Ring nozzle and method of blowing on hot metal
CN94194714.9A CN1088827C (zh) 1993-12-30 1994-12-28 喷吹熔融金属的喷嘴
JP7517983A JPH09509453A (ja) 1993-12-30 1994-12-28 ノズルおよび溶融金属を吹錬する方法
US08/678,389 US5746970A (en) 1993-12-30 1996-06-28 Nozzle and method of blowing hot metal
FI962684A FI105058B (sv) 1993-12-30 1996-06-28 Dysa för metallurgisk syrgasblåsning

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9304369A SE511424C2 (sv) 1993-12-30 1993-12-30 Ringspaltdysa och sätt att blåsa en metallsmälta

Publications (3)

Publication Number Publication Date
SE9304369D0 SE9304369D0 (sv) 1993-12-30
SE9304369L SE9304369L (sv) 1995-07-01
SE511424C2 true SE511424C2 (sv) 1999-09-27

Family

ID=20392292

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9304369A SE511424C2 (sv) 1993-12-30 1993-12-30 Ringspaltdysa och sätt att blåsa en metallsmälta

Country Status (15)

Country Link
US (1) US5746970A (sv)
EP (1) EP0796417A1 (sv)
JP (1) JPH09509453A (sv)
KR (1) KR100356953B1 (sv)
CN (1) CN1088827C (sv)
AU (1) AU682746B2 (sv)
BR (1) BR9408423A (sv)
CA (1) CA2179917A1 (sv)
CZ (1) CZ285124B6 (sv)
FI (1) FI105058B (sv)
NZ (1) NZ278176A (sv)
RU (1) RU2123057C1 (sv)
SE (1) SE511424C2 (sv)
SK (1) SK85296A3 (sv)
WO (1) WO1995018346A1 (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU693630B2 (en) * 1995-01-06 1998-07-02 Nippon Steel Corporation Converter top-blow refining method having excellent decarburization characteristics and top-blow lance for converter
DE19529932C1 (de) * 1995-08-02 1997-01-16 Mannesmann Ag Lanzenkopf einer Blaslanze zur Behandlung von Schmelzen
GB0128878D0 (en) * 2001-12-03 2002-01-23 Boc Group Plc Metallurgical lance and apparatus
RU2503890C1 (ru) * 2012-06-04 2014-01-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования Новосибирский государственный архитектурно-строительный университет (Сибстрин) Охлаждаемое вытяжное защитное вентиляционное устройство
JP6052263B2 (ja) * 2013-10-17 2016-12-27 Ｊｆｅスチール株式会社 精錬用上吹きランス及び溶融鉄の精錬方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1442939A (fr) * 1965-08-11 1966-06-17 Beteiligungs & Patentverw Gmbh Procédé pour l'exploitation d'une lance de soufflage d'oxygène à plusieurs orifices, et lance de soufflage d'oxygène à plusieurs orifices pour la mise en oeuvre dece procédé
NL6710354A (sv) * 1966-07-27 1968-01-29
US3627295A (en) * 1967-07-26 1971-12-14 Nippon Kokan Kk Blow lance arrangement
US3725040A (en) * 1968-05-29 1973-04-03 Air Prod & Chem Method of operating a variable flame oxy-fuel burner
FR2182688A1 (en) * 1972-05-04 1973-12-14 Creusot Loire Blowing nozzle - with concentric pipes
LU87353A1 (fr) * 1988-09-28 1990-04-06 Arbed Lance de soufflage d'oxygene
LU87855A1 (fr) * 1990-12-10 1992-08-25 Arbed Lance de soufflage
EP0581813A4 (en) * 1991-04-23 1994-06-01 Commw Scient Ind Res Org Lance for immersion in a pyrometallurgical bath and method involving the lance

Also Published As

Publication number Publication date
SE9304369D0 (sv) 1993-12-30
SE9304369L (sv) 1995-07-01
CA2179917A1 (en) 1995-07-06
FI962684A0 (sv) 1996-06-28
AU1429395A (en) 1995-07-17
KR100356953B1 (ko) 2003-01-24
CZ191596A3 (en) 1996-11-13
CN1088827C (zh) 2002-08-07
EP0796417A1 (en) 1997-09-24
JPH09509453A (ja) 1997-09-22
WO1995018346A1 (en) 1995-07-06
FI105058B (sv) 2000-05-31
BR9408423A (pt) 1997-08-26
CZ285124B6 (cs) 1999-05-12
AU682746B2 (en) 1997-10-16
CN1139981A (zh) 1997-01-08
RU2123057C1 (ru) 1998-12-10
FI962684A (sv) 1996-08-28
US5746970A (en) 1998-05-05
NZ278176A (en) 1997-09-22
SK85296A3 (en) 1997-03-05

Similar Documents

Publication Publication Date Title
NO20001677L (no) Sammensatt koherent gasslanse
SG121867A1 (en) Cold spray nozzle design
ID17830A (id) Alat pembakar dan peralatan ruang pembakaran
IT1302798B1 (it) Dispositivo integrato per l'iniezione di ossigeno e gastecnologici e per l'insufflaggio di materiale solido in
KR920016768A (ko) 응집한 제트류 연소 방법과 장치
SE511424C2 (sv) Ringspaltdysa och sätt att blåsa en metallsmälta
JP3382573B2 (ja) 二流体ノズル
CA2360467A1 (en) Liquid impingement nozzle with paired openings
MXPA02011825A (es) Lanza metalurgica y aparato.
CA2209647A1 (en) A top-blown refining method in converter featuring excellent decarburization and top-blown lance for converter
KR980002273A (ko) 제강랜스에 스컬축적 방지
RU96115934A (ru) Кольцевое сопло кислородной фурмы и способ дутья горячего металла
US4844303A (en) Ladles for casting metal
BR8105366A (pt) Tubeira para a descarburacao de ferros fundidos por jato de oxigenio supersonico
RU2068001C1 (ru) Способ продувки расплавов металлов и фурма для его осуществления
JPH0957155A (ja) 冷却用スプレーノズル
RU5064477A (ru) Устройство для отсечки шлака в конвертере с комбинированной продувкой
AU7082696A (en) Oxygen lance head for treating molten masses
SU1675342A1 (ru) Фурма дл продувки расплава
SU1008574A2 (ru) Двухкомпонентна форсунка
RU97100810A (ru) Способ комбинированной продувки расплава металла в конвертере
RU95116601A (ru) Способ продувки расплавов металлов окислительным газом и устройство для его осуществления
Leczo et al. Oxygen/carbon blowing lance assembly
UA42102C2 (uk) Пристрій для сушіння та розігріву футеровки металургійних ємностей
UA18339A (uk) Кисhева фурма

Legal Events

Date Code Title Description
NUG Patent has lapsed