JPH03120544U - - Google Patents
Info
- Publication number
- JPH03120544U JPH03120544U JP2937590U JP2937590U JPH03120544U JP H03120544 U JPH03120544 U JP H03120544U JP 2937590 U JP2937590 U JP 2937590U JP 2937590 U JP2937590 U JP 2937590U JP H03120544 U JPH03120544 U JP H03120544U
- Authority
- JP
- Japan
- Prior art keywords
- oxygen lance
- water
- cooled jacket
- oxygen
- cooling water
- 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.)
- Pending
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 239000000498 cooling water Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Description
第１図はこの考案の一実施例であるレススラグ
精錬を行なつている状況の転炉と排ガスフード及
び酸素ランスとを示す説明図、第２図はこの考案
の水冷ジヤケツトを有する酸素ランスの横断面図
、第３図はこの考案の水冷ジヤケツトを有する酸
素ランスの竪断面を示す説明図、第４図は従来の
水冷ジヤケツトを有する酸素ランスを用いたレス
スラグ精錬を行なつている状況の転炉と排ガスフ
ード及び酸素ランスとを示す説明図、第５図は従
来の水冷ジヤケツトを有する酸素ランスを用いた
従来の精錬を行なつている状況を示す説明図であ
る。
１……転炉の炉体、２……水冷ジヤケツトを有
する酸素ランス、３……酸素供給用フレキシブル
ホース、４……冷却水供給用フレキシブルホース
、５……冷却水排出用フレキシブルホース、６…
…溶綱、７……溶滓、８……スピツテイングした
溶綱の飛散する方向を示している矢印、９……排
気ガスを示している矢印、１０……排ガスフード
、１１……付着した地金、２１……冷却水送入路
、２２……冷却水排出路、２３……外筒、２４…
…中筒、２５……内筒、２６……酸素ノズル、２
７……酸素供給路、２８……鏡面に仕上げられた
表面。
Fig. 1 is an explanatory diagram showing a converter, exhaust gas hood, and oxygen lance in a situation where less slag refining is being performed, which is an embodiment of this invention, and Fig. 2 is a cross section of the oxygen lance with a water-cooled jacket of this invention. 3 is an explanatory diagram showing a vertical section of an oxygen lance with a water-cooled jacket of this invention, and FIG. 4 is a converter in a state in which less slag refining is being performed using a conventional oxygen lance with a water-cooled jacket. FIG. 5 is an explanatory view showing a conventional refining process using an oxygen lance having a conventional water-cooled jacket. DESCRIPTION OF SYMBOLS 1...Furnace body of a converter, 2...Oxygen lance having a water-cooled jacket, 3...Flexible hose for oxygen supply, 4...Flexible hose for supplying cooling water, 5...Flexible hose for discharging cooling water, 6...
... Molten steel, 7... Molten slag, 8... Arrow showing the direction of scattering of spitted molten metal, 9... Arrow showing exhaust gas, 10... Exhaust gas hood, 11... Place attached Gold, 21...Cooling water inlet passage, 22...Cooling water discharge passage, 23...Outer cylinder, 24...
... Middle cylinder, 25 ... Inner cylinder, 26 ... Oxygen nozzle, 2
7...Oxygen supply path, 28...Mirror finished surface.
Claims (1)
外筒の外面に平滑な表面研磨仕上げ加工を施した
事を特徴とする酸素ランス。 In an oxygen lance with a water-cooled jacket,
An oxygen lance characterized by a smooth surface polished finish on the outer surface of the outer cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2937590U JPH03120544U (en) | 1990-03-22 | 1990-03-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2937590U JPH03120544U (en) | 1990-03-22 | 1990-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03120544U true JPH03120544U (en) | 1991-12-11 |
Family
ID=31532137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2937590U Pending JPH03120544U (en) | 1990-03-22 | 1990-03-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03120544U (en) |
-
1990
- 1990-03-22 JP JP2937590U patent/JPH03120544U/ja active Pending
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