CN203474836U - RH refining furnace dip pipe for preventing nitrogen from being added into molten steel - Google Patents
RH refining furnace dip pipe for preventing nitrogen from being added into molten steel Download PDFInfo
- Publication number
- CN203474836U CN203474836U CN201320550403.4U CN201320550403U CN203474836U CN 203474836 U CN203474836 U CN 203474836U CN 201320550403 U CN201320550403 U CN 201320550403U CN 203474836 U CN203474836 U CN 203474836U
- Authority
- CN
- China
- Prior art keywords
- steel
- molten steel
- courage
- refining furnace
- soaking tub
- 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 - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 120
- 239000010959 steel Substances 0.000 title claims abstract description 120
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 24
- 238000007670 refining Methods 0.000 title claims abstract description 24
- 229910052596 spinel Inorganic materials 0.000 claims abstract description 29
- 239000011029 spinel Substances 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 28
- 239000011449 brick Substances 0.000 claims abstract description 21
- 238000004873 anchoring Methods 0.000 claims abstract description 11
- 238000003466 welding Methods 0.000 claims abstract description 9
- 238000002791 soaking Methods 0.000 claims description 25
- 238000005266 casting Methods 0.000 claims description 23
- 238000012856 packing Methods 0.000 claims description 23
- 238000007789 sealing Methods 0.000 abstract description 6
- 238000005192 partition Methods 0.000 abstract 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- 239000011777 magnesium Substances 0.000 abstract 1
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 12
- 229910052786 argon Inorganic materials 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 239000011819 refractory material Substances 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 3
- 229910052593 corundum Inorganic materials 0.000 description 3
- 239000010431 corundum Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical group [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000000232 gallbladder Anatomy 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000013386 optimize process Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Treatment Of Steel In Its Molten State (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320550403.4U CN203474836U (en) | 2013-09-05 | 2013-09-05 | RH refining furnace dip pipe for preventing nitrogen from being added into molten steel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320550403.4U CN203474836U (en) | 2013-09-05 | 2013-09-05 | RH refining furnace dip pipe for preventing nitrogen from being added into molten steel |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203474836U true CN203474836U (en) | 2014-03-12 |
Family
ID=50223198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320550403.4U Expired - Fee Related CN203474836U (en) | 2013-09-05 | 2013-09-05 | RH refining furnace dip pipe for preventing nitrogen from being added into molten steel |
Country Status (1)
Country | Link |
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CN (1) | CN203474836U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103937932A (en) * | 2014-05-09 | 2014-07-23 | 浙江自立股份有限公司 | Low thermal-conductivity RH refining furnace dip pipe |
CN104962697A (en) * | 2015-05-25 | 2015-10-07 | 丹东播磨耐火材料有限公司 | RH vacuum refining furnace lifting pipe |
-
2013
- 2013-09-05 CN CN201320550403.4U patent/CN203474836U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103937932A (en) * | 2014-05-09 | 2014-07-23 | 浙江自立股份有限公司 | Low thermal-conductivity RH refining furnace dip pipe |
CN103937932B (en) * | 2014-05-09 | 2015-12-02 | 浙江自立股份有限公司 | A kind of low heat-conducting type RH refining furnace soaking tub |
CN104962697A (en) * | 2015-05-25 | 2015-10-07 | 丹东播磨耐火材料有限公司 | RH vacuum refining furnace lifting pipe |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 312300 338 Bai Xie Road, Bai Guan Street, Shangyu City, Shaoxing, Zhejiang Patentee after: Zhejiang independent Cmi Holdings Ltd. Address before: 312300 338 Bai Xie Road, Bai Guan Street, Shangyu City, Shaoxing, Zhejiang Patentee before: ZHEJIANG ZILI Corp.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190426 Address after: 312300 Zhejiang Shaoxing Hangzhou Bay Shangyu economic and Technological Development Zone East two District Ju Xian two Road 9 Patentee after: ZHEJIANG ZILI HIGH TEMPERATURE TECHNOLOGY Co.,Ltd. Address before: 312300 338 Bai Xie Road, Bai Guan Street, Shangyu City, Shaoxing, Zhejiang Patentee before: Zhejiang independent Cmi Holdings Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 312300 Zhejiang city of Shaoxing province Hangzhou Bay Juxian two East District of Shangyu economic and Technological Development Zone two Road No. 9 Patentee after: Zhejiang Zili High Temperature Technology Co.,Ltd. Address before: 312300 Zhejiang city of Shaoxing province Hangzhou Bay Juxian two East District of Shangyu economic and Technological Development Zone two Road No. 9 Patentee before: ZHEJIANG ZILI HIGH TEMPERATURE TECHNOLOGY Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 |