CN101709342B - 一种高炉用吹氧管 - Google Patents
一种高炉用吹氧管 Download PDFInfo
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- CN101709342B CN101709342B CN200910154721A CN200910154721A CN101709342B CN 101709342 B CN101709342 B CN 101709342B CN 200910154721 A CN200910154721 A CN 200910154721A CN 200910154721 A CN200910154721 A CN 200910154721A CN 101709342 B CN101709342 B CN 101709342B
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- oxygen lance
- compact high
- strength
- strength refractory
- casting bed
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Priority Applications (1)
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CN200910154721A CN101709342B (zh) | 2009-12-03 | 2009-12-03 | 一种高炉用吹氧管 |
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CN200910154721A CN101709342B (zh) | 2009-12-03 | 2009-12-03 | 一种高炉用吹氧管 |
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CN101709342A CN101709342A (zh) | 2010-05-19 |
CN101709342B true CN101709342B (zh) | 2012-09-05 |
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CN200910154721A Expired - Fee Related CN101709342B (zh) | 2009-12-03 | 2009-12-03 | 一种高炉用吹氧管 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2218747Y (zh) * | 1994-12-07 | 1996-01-31 | 冶金工业部鞍山热能研究院 | 一种吹烧高炉铁口富氧枪 |
CN1398823A (zh) * | 2001-07-24 | 2003-02-26 | 杨晓芳 | 致密电熔刚玉高强度超耐磨浇注料 |
RU2214983C1 (ru) * | 2002-03-04 | 2003-10-27 | Б.М.Б.-С.Д. Трейдинг Корпорейшн Лимитед | Корундовая торкрет-масса |
CN2937149Y (zh) * | 2006-07-13 | 2007-08-22 | 张景山 | 新型扩缩式接头涂层吹氧管 |
-
2009
- 2009-12-03 CN CN200910154721A patent/CN101709342B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2218747Y (zh) * | 1994-12-07 | 1996-01-31 | 冶金工业部鞍山热能研究院 | 一种吹烧高炉铁口富氧枪 |
CN1398823A (zh) * | 2001-07-24 | 2003-02-26 | 杨晓芳 | 致密电熔刚玉高强度超耐磨浇注料 |
RU2214983C1 (ru) * | 2002-03-04 | 2003-10-27 | Б.М.Б.-С.Д. Трейдинг Корпорейшн Лимитед | Корундовая торкрет-масса |
CN2937149Y (zh) * | 2006-07-13 | 2007-08-22 | 张景山 | 新型扩缩式接头涂层吹氧管 |
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CN101709342A (zh) | 2010-05-19 |
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SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: CHANGXING YUNFENG FURNACE BURDEN CO., LTD. Free format text: FORMER OWNER: SHE CHENGQI Effective date: 20120719 |
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Effective date of registration: 20120719 Address after: 313117 Zhejiang city of Huzhou province Changxing County Coal Town Industrial Park Applicant after: Changxing Furnace Material Co., Ltd. Address before: 313117 Zhejiang province Changxing County Meishan Industrial Park Changxin Yunfeng charge Ltd. Applicant before: She Chengqi |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20120905 Termination date: 20171203 |