CN201634697U - 一种双流道贯流空腔式高炉风口 - Google Patents
一种双流道贯流空腔式高炉风口 Download PDFInfo
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- CN201634697U CN201634697U CN2009203516223U CN200920351622U CN201634697U CN 201634697 U CN201634697 U CN 201634697U CN 2009203516223 U CN2009203516223 U CN 2009203516223U CN 200920351622 U CN200920351622 U CN 200920351622U CN 201634697 U CN201634697 U CN 201634697U
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CN2009203516223U CN201634697U (zh) | 2009-12-30 | 2009-12-30 | 一种双流道贯流空腔式高炉风口 |
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CN2009203516223U CN201634697U (zh) | 2009-12-30 | 2009-12-30 | 一种双流道贯流空腔式高炉风口 |
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CN201634697U true CN201634697U (zh) | 2010-11-17 |
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CN2009203516223U Expired - Fee Related CN201634697U (zh) | 2009-12-30 | 2009-12-30 | 一种双流道贯流空腔式高炉风口 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: NORTHEASTEM UNIVERSITY METALLURGICAL TECHNOLOGY IN Free format text: FORMER NAME: METALLURGY TECHNOLOGY RESEARCH INSTITUTE CO., LTD., NORTHEAST UNIVERSITY |
|
CP01 | Change in the name or title of a patent holder |
Address after: 110004 Heping Road, Heping District, Liaoning, Shenyang, Lane No. 11, No. 3 Patentee after: NORTHEASTERN UNIVERSITY METALURGICAL TECHNOLOGY INSTITUTE CO., LTD. Address before: 110004 Heping Road, Heping District, Liaoning, Shenyang, Lane No. 11, No. 3 Patentee before: Metallurgy Technology Research Institute Co., Ltd., Northeast University |
|
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: 20101117 Termination date: 20161230 |