GB1434650A - Mechanism for introducing fine-grain reagents into steel melts - Google Patents

Mechanism for introducing fine-grain reagents into steel melts

Info

Publication number
GB1434650A
GB1434650A GB5769773A GB5769773A GB1434650A GB 1434650 A GB1434650 A GB 1434650A GB 5769773 A GB5769773 A GB 5769773A GB 5769773 A GB5769773 A GB 5769773A GB 1434650 A GB1434650 A GB 1434650A
Authority
GB
United Kingdom
Prior art keywords
lance
pipe
hopper
gas
reagents
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
GB5769773A
Other languages
English (en)
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.)
Thyssen Niederrhein AG
Original Assignee
Thyssen Niederrhein AG
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 Thyssen Niederrhein AG filed Critical Thyssen Niederrhein AG
Publication of GB1434650A publication Critical patent/GB1434650A/en
Expired legal-status Critical Current

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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
    • 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
    • C21C5/462—Means for handling, e.g. adjusting, changing, coupling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Nozzles (AREA)
GB5769773A 1973-01-27 1973-12-12 Mechanism for introducing fine-grain reagents into steel melts Expired GB1434650A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2303978A DE2303978C2 (de) 1973-01-27 1973-01-27 Vorrichtung zum Einbringen von feinkörnigen Behandlungsmitteln in Stahlschmelzen

Publications (1)

Publication Number Publication Date
GB1434650A true GB1434650A (en) 1976-05-05

Family

ID=5870104

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5769773A Expired GB1434650A (en) 1973-01-27 1973-12-12 Mechanism for introducing fine-grain reagents into steel melts

Country Status (10)

Country Link
JP (1) JPS519684B2 (cs)
AT (1) AT360063B (cs)
BE (1) BE809964A (cs)
CA (1) CA1012351A (cs)
DE (1) DE2303978C2 (cs)
FR (1) FR2215473B1 (cs)
GB (1) GB1434650A (cs)
IT (1) IT1003352B (cs)
SE (1) SE401202C (cs)
ZA (1) ZA74234B (cs)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE31676E (en) 1982-09-29 1984-09-18 Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG Method and apparatus for dispensing a fluidizable solid from a pressure vessel
LU91108B1 (en) * 2004-10-04 2006-04-05 Wurth Paul Sa System and method for injecting gas-powder mixtureinto slag
US9670559B2 (en) * 2015-07-06 2017-06-06 National Cheng Kung University Method of adding high vapor pressure magnesium to steel liquid and apparatus for performing the method

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53121105U (cs) * 1977-03-03 1978-09-27
LU80692A1 (de) * 1978-12-21 1980-07-21 Arbed Verfahren und vorrichtung zum entschwefeln von eisenschmelzen
DE3543836A1 (de) * 1985-12-12 1987-06-19 Clemens Karl Heinz Zwillingsblaslanzenanlage fuer metallurgische behandlungen mit integrierter messlanzenanlage

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1238314A (fr) * 1959-06-27 1960-08-12 Soc Metallurgique Imphy Appareil d'injection d'un corps pulvérisé dans une masse liquide, et en particulier dans des métaux liquides ou des laitiers fondus
FR1467158A (fr) * 1965-12-14 1967-01-27 Siderurgie Fse Inst Rech Dispositif de réglage de débit de gaz

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE31676E (en) 1982-09-29 1984-09-18 Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG Method and apparatus for dispensing a fluidizable solid from a pressure vessel
LU91108B1 (en) * 2004-10-04 2006-04-05 Wurth Paul Sa System and method for injecting gas-powder mixtureinto slag
US9670559B2 (en) * 2015-07-06 2017-06-06 National Cheng Kung University Method of adding high vapor pressure magnesium to steel liquid and apparatus for performing the method

Also Published As

Publication number Publication date
SE401202B (sv) 1978-04-24
FR2215473A1 (cs) 1974-08-23
AT360063B (de) 1980-12-29
DE2303978C2 (de) 1975-03-27
DE2303978B1 (de) 1974-07-18
BE809964A (fr) 1974-05-16
ATA1036373A (de) 1977-01-15
IT1003352B (it) 1976-06-10
CA1012351A (en) 1977-06-21
ZA74234B (en) 1974-11-27
JPS519684B2 (cs) 1976-03-29
SE401202C (sv) 1982-01-25
JPS49105711A (cs) 1974-10-07
FR2215473B1 (cs) 1977-08-26

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee