JPH0325544U - - Google Patents
Info
- Publication number
- JPH0325544U JPH0325544U JP8611289U JP8611289U JPH0325544U JP H0325544 U JPH0325544 U JP H0325544U JP 8611289 U JP8611289 U JP 8611289U JP 8611289 U JP8611289 U JP 8611289U JP H0325544 U JPH0325544 U JP H0325544U
- Authority
- JP
- Japan
- Prior art keywords
- lance
- blowing
- nozzle
- angle
- axis
- 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
- 238000007664 blowing Methods 0.000 claims description 14
- 238000003723 Smelting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 4
- 229910052751 metal Inorganic materials 0.000 claims 4
- 239000002184 metal Substances 0.000 claims 4
- 229910052760 oxygen Inorganic materials 0.000 claims 4
- 239000001301 oxygen Substances 0.000 claims 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 3
- 229910052799 carbon Inorganic materials 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims 1
- 229910052804 chromium Inorganic materials 0.000 claims 1
- 239000011651 chromium Substances 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 229910052748 manganese Inorganic materials 0.000 claims 1
- 239000011572 manganese Substances 0.000 claims 1
- 239000000155 melt Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Manufacture Of Iron (AREA)
Description
第１図は本考案の上吹きランスの一実施例を示
す断面図、第２図は上吹きランスを用いて溶融還
元炉で吹錬をしている状況を示す概略図、第３図
は本考案の上吹きランスの他の実施例を示す断面
図である。
１……上吹きランス、２，３，８，９，１０…
…ノズル、４，５，１１，１２，１３……水冷ジ
ヤケツト、６……溶融還元炉、７……底吹きノズ
ル。
Figure 1 is a sectional view showing an embodiment of the top blowing lance of the present invention, Figure 2 is a schematic diagram showing the situation in which blowing is performed in a smelting reduction furnace using the top blowing lance, and Figure 3 is a cross-sectional view showing an embodiment of the top blowing lance of the present invention. It is a sectional view showing another example of the top blowing lance of the invention. 1...Top blow lance, 2, 3, 8, 9, 10...
... Nozzle, 4, 5, 11, 12, 13 ... Water-cooled jacket, 6 ... Melting reduction furnace, 7 ... Bottom blowing nozzle.
Claims (1)
石、マンガン鉱石等の鉱石を溶融還元する炉内に
鉛直に挿入され、微粉炭等の炭素含有物質及び酸
素を吹き込む上吹きランスであつて、ランスの軸
に対して１０°以下の角度で溶銑中に炭素含有物
質を吹き込むノズルと、ランスの軸に対して６０
°以上１２０°以下の角度で雰囲気中に酸素を吹
き出すノズルを設けたことを特徴とする溶融還元
炉用上吹きランス。 (2) ランスの軸に対して１０°以下の角度で溶
銑中に炭素含有物質を吹き込むノズルと、ランス
の軸に対して６０°以上１２０°以下の角度で雰
囲気中に酸素を吹き出すノズルとの間にランスの
軸に対して３０°以下の角度で溶銑中に酸素を吹
き込むノズルを設けた請求項(1)記載の溶融還元
炉用上吹きランス。[Scope of Claim for Utility Model Registration] (1) A top-bottom blowing converter is used, which is inserted vertically into a furnace that melts and reduces ores such as iron ore, chromium ore, and manganese ore. A top-blowing lance for blowing oxygen, comprising a nozzle for blowing carbon-containing material into hot metal at an angle of 10° or less to the axis of the lance, and a nozzle for blowing carbon-containing material into hot metal at an angle of 60° or less to the axis of the lance.
A top-blowing lance for a melting reduction furnace, characterized in that it is provided with a nozzle that blows out oxygen into the atmosphere at an angle of 120 degrees or more. (2) A nozzle that blows carbon-containing substances into hot metal at an angle of 10° or less to the lance axis, and a nozzle that blows oxygen into the atmosphere at an angle of 60° or more and 120° or less to the lance axis. The top-blowing lance for a smelting reduction furnace according to claim 1, further comprising a nozzle for blowing oxygen into the hot metal at an angle of 30° or less with respect to the axis of the lance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8611289U JPH0325544U (en) | 1989-07-21 | 1989-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8611289U JPH0325544U (en) | 1989-07-21 | 1989-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0325544U true JPH0325544U (en) | 1991-03-15 |
Family
ID=31635543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8611289U Pending JPH0325544U (en) | 1989-07-21 | 1989-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0325544U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007222043A (en) * | 2006-02-22 | 2007-09-06 | Shimano Inc | Assist hook assembly |
-
1989
- 1989-07-21 JP JP8611289U patent/JPH0325544U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007222043A (en) * | 2006-02-22 | 2007-09-06 | Shimano Inc | Assist hook assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0325544U (en) | ||
| SE8106036L (en) | LANCE FOR BLASHING ACID | |
| WO1990006481A3 (en) | Furnace for melting down scrap iron | |
| JPH0721561Y2 (en) | Gas blow plug | |
| JPS5757816A (en) | Steel making method by composite top and bottom blown converter | |
| Stouvenot et al. | Secondary steelmaking slag treatment for inclusions control in semi-killed steels | |
| JPH01106551U (en) | ||
| DE59908847D1 (en) | Method and device for producing steel in a furnace vessel | |
| Schurmann et al. | Ferromanganese affine production by the TBM process | |
| Bannenberg | Interactions between refractory material and steel and their influence on steel cleanness. I. Oxide and sulfide purity | |
| JPS62194748U (en) | ||
| Turkdogan et al. | Metallurgical and Other Advantages of Slag-Aided Steel Deoxidation during Furnace Tapping | |
| Brunner et al. | Package Programme for Process Metallurgical Development | |
| Mihok | Non-Metallic Inclusions in LD Converter | |
| JPH0293697U (en) | ||
| Messina et al. | Use of a Post-Combustion Lance at the Gary Q-BOP to Increase Scrap Melting and Improve Furnace Performance | |
| Chaikin et al. | Reducing the Energy Content of the Steelmaking Process | |
| Katenin et al. | The Influence of Lance Design on the Performance of Basic Oxygen Steelmaking | |
| Koteshov et al. | Using the Spent Slag of Ferromanganese Production in the Cupola Melting of Iron | |
| Yamamoto et al. | Removal of Silicon From Hot Metal by Oxygen Injection | |
| Mihok et al. | Composition and structure of slag in the top blown oxygen converter | |
| Papush et al. | Production of the Steel 15 GB in the Basic Oxygen Plant of Azovstal' Works | |
| JPH02279983A (en) | Bottom blow-off arc furnace | |
| Jia et al. | Study of pig iron granulating technology | |
| JPH0429646U (en) |