BE893384A - Tuyere de soufflage de gaz, sa fabrication et son utilisation - Google Patents
Tuyere de soufflage de gaz, sa fabrication et son utilisation Download PDFInfo
- Publication number
- BE893384A BE893384A BE2/59730A BE2059730A BE893384A BE 893384 A BE893384 A BE 893384A BE 2/59730 A BE2/59730 A BE 2/59730A BE 2059730 A BE2059730 A BE 2059730A BE 893384 A BE893384 A BE 893384A
- Authority
- BE
- Belgium
- Prior art keywords
- gas
- emi
- nozzle
- refractory material
- blowing
- Prior art date
Links
- 238000007664 blowing Methods 0.000 title claims description 46
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 56
- 239000002184 metal Substances 0.000 claims description 55
- 239000011819 refractory material Substances 0.000 claims description 49
- 238000000034 method Methods 0.000 claims description 16
- 239000002893 slag Substances 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000007670 refining Methods 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 6
- 230000003068 static effect Effects 0.000 claims description 5
- 210000000056 organ Anatomy 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 239000007789 gas Substances 0.000 description 92
- 229910052799 carbon Inorganic materials 0.000 description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 13
- 239000000463 material Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 230000035515 penetration Effects 0.000 description 7
- 239000000047 product Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010411 cooking Methods 0.000 description 4
- 235000019580 granularity Nutrition 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000011449 brick Substances 0.000 description 3
- 239000003575 carbonaceous material Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- NJXPYZHXZZCTNI-UHFFFAOYSA-N 3-aminobenzonitrile Chemical compound NC1=CC=CC(C#N)=C1 NJXPYZHXZZCTNI-UHFFFAOYSA-N 0.000 description 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012778 molding material Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 229910000677 High-carbon steel Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
- B22D1/002—Treatment with gases
- B22D1/005—Injection assemblies therefor
-
- 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
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8432181A JPS57200533A (en) | 1981-06-03 | 1981-06-03 | Gas blowing refractory material and preparation thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE893384A true BE893384A (fr) | 1982-10-01 |
Family
ID=13827239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE2/59730A BE893384A (fr) | 1981-06-03 | 1982-06-02 | Tuyere de soufflage de gaz, sa fabrication et son utilisation |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS57200533A (enrdf_load_stackoverflow) |
| BE (1) | BE893384A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58167716A (ja) * | 1982-03-29 | 1983-10-04 | Nippon Kokan Kk <Nkk> | ガス吹込用ノズル及びその製造法 |
| JPS59118822A (ja) * | 1982-12-24 | 1984-07-09 | Kawasaki Refract Co Ltd | 溶融金属容器用ガス吹込みノズル |
| JPS61276912A (ja) * | 1986-03-29 | 1986-12-06 | Nippon Steel Corp | 上底吹転炉操業方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55149750A (en) * | 1979-05-11 | 1980-11-21 | Kawasaki Steel Corp | Gas blowing plug for molten metal vessel |
-
1981
- 1981-06-03 JP JP8432181A patent/JPS57200533A/ja active Granted
-
1982
- 1982-06-02 BE BE2/59730A patent/BE893384A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0229958B2 (enrdf_load_stackoverflow) | 1990-07-03 |
| JPS57200533A (en) | 1982-12-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: NIPPON KOKAN K.K. Effective date: 20020602 |