JPS624447B2 - - Google Patents
Info
- Publication number
- JPS624447B2 JPS624447B2 JP57052391A JP5239182A JPS624447B2 JP S624447 B2 JPS624447 B2 JP S624447B2 JP 57052391 A JP57052391 A JP 57052391A JP 5239182 A JP5239182 A JP 5239182A JP S624447 B2 JPS624447 B2 JP S624447B2
- Authority
- JP
- Japan
- Prior art keywords
- lance
- reinforcing
- sleeve
- tubular
- refractory
- 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
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 36
- 239000011819 refractory material Substances 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 description 15
- 239000002184 metal Substances 0.000 description 15
- 238000001816 cooling Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000001066 destructive effect Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002028 premature Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000008247 solid mixture Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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
- C21C5/4606—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
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/072—Treatment with gases
-
- 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
- C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Furnace Charging Or Discharging (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8110332 | 1981-04-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57210928A JPS57210928A (en) | 1982-12-24 |
| JPS624447B2 true JPS624447B2 (ru) | 1987-01-30 |
Family
ID=10520854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57052391A Granted JPS57210928A (en) | 1981-04-02 | 1982-04-01 | Metallurgical lance |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS57210928A (ru) |
| GB (1) | GB2101724A (ru) |
| ZA (1) | ZA822007B (ru) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3508618A1 (de) * | 1985-03-29 | 1986-09-18 | Vasipari Kutató és Fejlesztö Vállalat, Budapest | Blaslanze zur behandlung von metallschmelzen in huettenwerksanlagen |
| GB8509106D0 (en) * | 1985-04-09 | 1985-05-15 | Ashland Chemical Ltd | Injection lance |
| GB8706763D0 (en) * | 1987-03-21 | 1987-04-23 | Stein Refractories | Lance for metallurgical use |
| DE10029995A1 (de) * | 2000-06-17 | 2001-12-20 | Jankowski Gmbh & Co Kg | Vorrichtung zum Einleiten eines insbesondere gasförmigen Behandlungsmediums in einen mit flüssigem Metall gefüllten Behälter |
| JP5462669B2 (ja) * | 2010-03-12 | 2014-04-02 | 東京窯業株式会社 | ガス吹き込みランス |
-
1982
- 1982-03-24 GB GB08208610A patent/GB2101724A/en not_active Withdrawn
- 1982-03-24 ZA ZA822007A patent/ZA822007B/xx unknown
- 1982-04-01 JP JP57052391A patent/JPS57210928A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57210928A (en) | 1982-12-24 |
| ZA822007B (en) | 1983-02-23 |
| GB2101724A (en) | 1983-01-19 |
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