JPS6323265B2 - - Google Patents
Info
- Publication number
- JPS6323265B2 JPS6323265B2 JP60051996A JP5199685A JPS6323265B2 JP S6323265 B2 JPS6323265 B2 JP S6323265B2 JP 60051996 A JP60051996 A JP 60051996A JP 5199685 A JP5199685 A JP 5199685A JP S6323265 B2 JPS6323265 B2 JP S6323265B2
- Authority
- JP
- Japan
- Prior art keywords
- permeable
- treatment
- oxygen
- hardness
- carbon steel
- 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
Links
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 10
- 210000001177 vas deferen Anatomy 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000000047 product Substances 0.000 description 24
- 239000010410 layer Substances 0.000 description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 11
- 229910052760 oxygen Inorganic materials 0.000 description 11
- 239000001301 oxygen Substances 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000005325 percolation Methods 0.000 description 5
- 239000002344 surface layer Substances 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 238000005452 bending Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000001000 micrograph Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000002699 waste material Substances 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
- C21C5/4613—Refractory coated lances; Immersion lances
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Heat Treatment Of Articles (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5199685A JPS61213367A (ja) | 1985-03-15 | 1985-03-15 | 酸素吹精管の製法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5199685A JPS61213367A (ja) | 1985-03-15 | 1985-03-15 | 酸素吹精管の製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61213367A JPS61213367A (ja) | 1986-09-22 |
| JPS6323265B2 true JPS6323265B2 (de) | 1988-05-16 |
Family
ID=12902457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5199685A Granted JPS61213367A (ja) | 1985-03-15 | 1985-03-15 | 酸素吹精管の製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61213367A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110300405A1 (en) * | 2010-06-03 | 2011-12-08 | General Electric Company | Oxidation resistant components and related methods |
| JP5601296B2 (ja) * | 2011-09-08 | 2014-10-08 | 新日鐵住金株式会社 | 転炉吹錬時における酸素上吹きランスへの地金の付着防止方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5412251A (en) * | 1977-05-26 | 1979-01-29 | Nec Corp | Phase synchronizing circuit |
-
1985
- 1985-03-15 JP JP5199685A patent/JPS61213367A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5412251A (en) * | 1977-05-26 | 1979-01-29 | Nec Corp | Phase synchronizing circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61213367A (ja) | 1986-09-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |