NL177611C - IMMERSION LANCE FOR BRINGING POWDER-SOLIDS INTO A METAL BATH BY GAS. - Google Patents

IMMERSION LANCE FOR BRINGING POWDER-SOLIDS INTO A METAL BATH BY GAS.

Info

Publication number
NL177611C
NL177611C NLAANVRAGE7801948,A NL7801948A NL177611C NL 177611 C NL177611 C NL 177611C NL 7801948 A NL7801948 A NL 7801948A NL 177611 C NL177611 C NL 177611C
Authority
NL
Netherlands
Prior art keywords
solids
gas
metal bath
immersion lance
bringing powder
Prior art date
Application number
NLAANVRAGE7801948,A
Other languages
Dutch (nl)
Other versions
NL7801948A (en
NL177611B (en
Original Assignee
Krupp Ag Huettenwerke
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 Krupp Ag Huettenwerke filed Critical Krupp Ag Huettenwerke
Publication of NL7801948A publication Critical patent/NL7801948A/en
Publication of NL177611B publication Critical patent/NL177611B/en
Application granted granted Critical
Publication of NL177611C publication Critical patent/NL177611C/en

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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising
    • 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
    • C21C5/4613—Refractory coated lances; Immersion lances
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
NLAANVRAGE7801948,A 1977-02-26 1978-02-21 IMMERSION LANCE FOR BRINGING POWDER-SOLIDS INTO A METAL BATH BY GAS. NL177611C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2708410A DE2708410C2 (en) 1977-02-26 1977-02-26 Diving lance

Publications (3)

Publication Number Publication Date
NL7801948A NL7801948A (en) 1978-08-29
NL177611B NL177611B (en) 1985-05-17
NL177611C true NL177611C (en) 1985-10-16

Family

ID=6002241

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7801948,A NL177611C (en) 1977-02-26 1978-02-21 IMMERSION LANCE FOR BRINGING POWDER-SOLIDS INTO A METAL BATH BY GAS.

Country Status (8)

Country Link
BE (1) BE863756A (en)
DE (1) DE2708410C2 (en)
FR (1) FR2381830A1 (en)
GB (1) GB1579522A (en)
IT (1) IT1092840B (en)
LU (1) LU79110A1 (en)
NL (1) NL177611C (en)
SE (1) SE426505B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2066733A (en) * 1979-03-16 1981-07-15 Hoeganaes Ab Refractory lining for a metal pipe
DE2912195C2 (en) * 1979-03-28 1986-04-30 Mannesmann AG, 4000 Düsseldorf Desulfurization lance
DE3322556A1 (en) * 1983-06-23 1985-01-10 Didier-Werke Ag, 6200 Wiesbaden Lance for blowing fluidised materials into molten metal
AUPQ783100A0 (en) * 2000-05-30 2000-06-22 Technological Resources Pty Limited Apparatus for injecting solid particulate material into a vessel

Also Published As

Publication number Publication date
IT7820597A0 (en) 1978-02-24
IT1092840B (en) 1985-07-12
LU79110A1 (en) 1978-06-27
SE7801992L (en) 1978-08-27
SE426505B (en) 1983-01-24
NL7801948A (en) 1978-08-29
NL177611B (en) 1985-05-17
FR2381830A1 (en) 1978-09-22
GB1579522A (en) 1980-11-19
FR2381830B3 (en) 1980-11-28
BE863756A (en) 1978-05-29
DE2708410B1 (en) 1978-08-24
DE2708410C2 (en) 1979-04-19

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee