JPH03120543U - - Google Patents
Info
- Publication number
- JPH03120543U JPH03120543U JP2937490U JP2937490U JPH03120543U JP H03120543 U JPH03120543 U JP H03120543U JP 2937490 U JP2937490 U JP 2937490U JP 2937490 U JP2937490 U JP 2937490U JP H03120543 U JPH03120543 U JP H03120543U
- Authority
- JP
- Japan
- Prior art keywords
- oxygen
- water
- cooled jacket
- oxygen lance
- lance
- 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 12
- 239000001301 oxygen Substances 0.000 claims description 12
- 229910052760 oxygen Inorganic materials 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 2
- 239000000498 cooling water Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000007670 refining Methods 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000007599 discharging Methods 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
び酸素送入用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
気ガスの流れを示している矢印、１０……排ガス
フード、１１……付着した地金、２１……冷却水
供給路、２２……冷却水排出路、２３……外筒、
２４……中筒、２５……内筒、２６……酸素ノズ
ル、２７……酸素供給路、２８……冷却フイン。
Fig. 1 is an explanatory diagram showing a converter, an exhaust gas hood, and an oxygen supply lance in a state where less slag refining is being carried out, which is an embodiment of this invention, and Fig. 2 is an explanatory diagram showing an oxygen converter with a water-cooled jacket of this invention. A cross-sectional view of the lance, Fig. 3 is an explanatory view showing a vertical cross-section of the oxygen lance with the water-cooled jacket of this invention, and Fig. 4 shows the state of less slag refining using the conventional oxygen lance with the water-cooled jacket. Explanatory diagram showing the converter, exhaust gas hood, and oxygen lance, No. 5
The figure is an explanatory diagram showing a conventional refining situation 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 steel, 9... Arrow showing the flow of exhaust gas, 10... Exhaust gas hood, 11... Adhesion 21...Cooling water supply channel, 22...Cooling water discharge channel, 23...Outer cylinder,
24...Middle cylinder, 25...Inner cylinder, 26...Oxygen nozzle, 27...Oxygen supply path, 28...Cooling fin.
Claims (1)
外筒の内面に冷却フインを設けた事を特徴とする
酸素ランス。 In an oxygen lance with a water-cooled jacket,
An oxygen lance characterized by cooling fins provided on the inner surface of the outer cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2937490U JPH03120543U (en) | 1990-03-22 | 1990-03-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2937490U JPH03120543U (en) | 1990-03-22 | 1990-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03120543U true JPH03120543U (en) | 1991-12-11 |
Family
ID=31532136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2937490U Pending JPH03120543U (en) | 1990-03-22 | 1990-03-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03120543U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015522107A (en) * | 2012-07-10 | 2015-08-03 | ルマール メタルズ エルティディエー． | Metal-operated spray spear and maintenance of loading and spraying operating conditions |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5016104B2 (en) * | 1972-10-24 | 1975-06-10 |
-
1990
- 1990-03-22 JP JP2937490U patent/JPH03120543U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5016104B2 (en) * | 1972-10-24 | 1975-06-10 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015522107A (en) * | 2012-07-10 | 2015-08-03 | ルマール メタルズ エルティディエー． | Metal-operated spray spear and maintenance of loading and spraying operating conditions |
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