JPS626725B2 - - Google Patents
Info
- Publication number
- JPS626725B2 JPS626725B2 JP22568482A JP22568482A JPS626725B2 JP S626725 B2 JPS626725 B2 JP S626725B2 JP 22568482 A JP22568482 A JP 22568482A JP 22568482 A JP22568482 A JP 22568482A JP S626725 B2 JPS626725 B2 JP S626725B2
- Authority
- JP
- Japan
- Prior art keywords
- slag
- molten steel
- molten
- degassing
- immersion
- 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
- 239000002893 slag Substances 0.000 claims description 28
- 238000007654 immersion Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 238000007872 degassing Methods 0.000 claims description 16
- 239000011822 basic refractory Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 238000007670 refining Methods 0.000 claims description 6
- 238000007667 floating Methods 0.000 claims description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 8
- 238000007598 dipping method Methods 0.000 description 5
- 239000011449 brick Substances 0.000 description 4
- 239000000395 magnesium oxide Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 238000009849 vacuum degassing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011823 monolithic refractory Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57225684A JPS59116314A (ja) | 1982-12-22 | 1982-12-22 | 溶鋼の脱ガス浸漬管の熱間補修方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57225684A JPS59116314A (ja) | 1982-12-22 | 1982-12-22 | 溶鋼の脱ガス浸漬管の熱間補修方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59116314A JPS59116314A (ja) | 1984-07-05 |
JPS626725B2 true JPS626725B2 (fr) | 1987-02-13 |
Family
ID=16833163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57225684A Granted JPS59116314A (ja) | 1982-12-22 | 1982-12-22 | 溶鋼の脱ガス浸漬管の熱間補修方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59116314A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0371334U (fr) * | 1989-11-13 | 1991-07-18 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5117104A (en) * | 1974-08-01 | 1976-02-10 | Sumitomo Metal Ind | Dh shinkusonaitaikabutsuhogohoho |
JPS5735611A (en) * | 1980-08-12 | 1982-02-26 | Nippon Steel Corp | Method for repairing vacuum degassing vessel |
-
1982
- 1982-12-22 JP JP57225684A patent/JPS59116314A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5117104A (en) * | 1974-08-01 | 1976-02-10 | Sumitomo Metal Ind | Dh shinkusonaitaikabutsuhogohoho |
JPS5735611A (en) * | 1980-08-12 | 1982-02-26 | Nippon Steel Corp | Method for repairing vacuum degassing vessel |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0371334U (fr) * | 1989-11-13 | 1991-07-18 |
Also Published As
Publication number | Publication date |
---|---|
JPS59116314A (ja) | 1984-07-05 |
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