SE7801992L - DOPPLANS - Google Patents

DOPPLANS

Info

Publication number
SE7801992L
SE7801992L SE7801992A SE7801992A SE7801992L SE 7801992 L SE7801992 L SE 7801992L SE 7801992 A SE7801992 A SE 7801992A SE 7801992 A SE7801992 A SE 7801992A SE 7801992 L SE7801992 L SE 7801992L
Authority
SE
Sweden
Prior art keywords
dopplans
Prior art date
Application number
SE7801992A
Other languages
Swedish (sv)
Other versions
SE426505B (en
Inventor
J Berve
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 SE7801992L publication Critical patent/SE7801992L/en
Publication of SE426505B publication Critical patent/SE426505B/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)
SE7801992A 1977-02-26 1978-02-21 DOUBLE PLAN FOR INFORING THE SOLID SUBSTANCE IN POWDER OR DUST FORM SE426505B (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
SE7801992L true SE7801992L (en) 1978-08-27
SE426505B SE426505B (en) 1983-01-24

Family

ID=6002241

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7801992A SE426505B (en) 1977-02-26 1978-02-21 DOUBLE PLAN FOR INFORING THE SOLID SUBSTANCE IN POWDER OR DUST FORM

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
SE426505B (en) 1983-01-24
NL7801948A (en) 1978-08-29
NL177611C (en) 1985-10-16
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

Similar Documents

Publication Publication Date Title
FI783371A (en) NEDSTIGNINGSBRUNN
FI781740A (en) serveringsfat
FI781358A (en) FLYTBAEDDSBRAENNANORDNING
SE7807535L (en) INLETSLADA
FI780755A (en) SKYDDSANORDNING FOER KONDENSATORBATTERI
FI780314A (en) FOERSLUTNINGSPROPP
FI782091A (en) FAERGBILDROER
FI780327A (en) LOEDNINGSFOERFARANDE OCH -ANORDNING
SE7811608L (en) TRAGMASKIN
FI781890A (en) LYFTANORDNING
FI783392A (en) ELEKTRISK STICKANSLUTNING
FI781349A (en) BENZIMIDAZOLDERIVAT
FI771787A (en) TEJPREMSA
SE7804558L (en) RONTGENROR
IT1096207B (en) BISAMIDINE
PT67608A (en) RAMPLUG
DK582178A (en) SOLFANGER
FI780167A (en) HISSREGLERSYSTEM
SE7714838L (en) TENDSTIFTSLAS
FI772652A (en) SAMLINGSBEHAOLLARE FOER AVFALL
FI782848A (en) POLYCYCLISKA KVAEVEHALTIGA FOERENINGAR
SE7804611L (en) TEPASAR
FI780229A (en) TRYCKLUFTSBROMSANORDNING FOER SKENGAOENDE FORDON
FI780596A (en) EXPANSIONSFOERBINDNING
DD137111A5 (en) KATALYSATORTRAEGER

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7801992-4

Effective date: 19940910

Format of ref document f/p: F