JPH052724B2 - - Google Patents
Info
- Publication number
- JPH052724B2 JPH052724B2 JP26147885A JP26147885A JPH052724B2 JP H052724 B2 JPH052724 B2 JP H052724B2 JP 26147885 A JP26147885 A JP 26147885A JP 26147885 A JP26147885 A JP 26147885A JP H052724 B2 JPH052724 B2 JP H052724B2
- Authority
- JP
- Japan
- Prior art keywords
- lance
- lining
- nozzle
- combustion
- carbonaceous powder
- 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 - Lifetime
Links
- 239000000843 powder Substances 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 19
- 238000002485 combustion reaction Methods 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 238000007670 refining Methods 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 8
- 239000011819 refractory material Substances 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 7
- 239000003245 coal Substances 0.000 description 7
- 229910001882 dioxygen Inorganic materials 0.000 description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 6
- 238000007664 blowing Methods 0.000 description 6
- 229910052804 chromium Inorganic materials 0.000 description 6
- 239000011651 chromium Substances 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000012809 cooling fluid Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 241000628997 Flos Species 0.000 description 1
- GEIAQOFPUVMAGM-UHFFFAOYSA-N ZrO Inorganic materials [Zr]=O GEIAQOFPUVMAGM-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26147885A JPS62124211A (ja) | 1985-11-22 | 1985-11-22 | 精錬・燃焼用ランス |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26147885A JPS62124211A (ja) | 1985-11-22 | 1985-11-22 | 精錬・燃焼用ランス |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62124211A JPS62124211A (ja) | 1987-06-05 |
| JPH052724B2 true JPH052724B2 (ru) | 1993-01-13 |
Family
ID=17362458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP26147885A Granted JPS62124211A (ja) | 1985-11-22 | 1985-11-22 | 精錬・燃焼用ランス |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62124211A (ru) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03164549A (ja) * | 1989-11-22 | 1991-07-16 | Fuji Heavy Ind Ltd | ２サイクルエンジンのエンジン制御装置 |
| US7402274B2 (en) * | 2005-12-07 | 2008-07-22 | Berry Metal Company | Metal making lance slag detection system |
| JP4853326B2 (ja) * | 2007-02-26 | 2012-01-11 | Ｊｆｅスチール株式会社 | 精錬用上吹きランス及び精錬用上吹きランスの破孔検知方法 |
| KR101428209B1 (ko) * | 2012-11-12 | 2014-08-08 | 주식회사 포스코 | 산소랜싱 파이프장치 |
| KR102443132B1 (ko) | 2022-03-24 | 2022-09-15 | (주)한성테크 | 고로의 산소 랜싱장치 |
-
1985
- 1985-11-22 JP JP26147885A patent/JPS62124211A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62124211A (ja) | 1987-06-05 |
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