CN201799913U - 一种钢管内壁局部修磨装置 - Google Patents
一种钢管内壁局部修磨装置 Download PDFInfo
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- CN201799913U CN201799913U CN2010205351603U CN201020535160U CN201799913U CN 201799913 U CN201799913 U CN 201799913U CN 2010205351603 U CN2010205351603 U CN 2010205351603U CN 201020535160 U CN201020535160 U CN 201020535160U CN 201799913 U CN201799913 U CN 201799913U
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- steel pipe
- power transmission
- transmission shaft
- grinding
- cutter
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CN2010205351603U CN201799913U (zh) | 2010-09-19 | 2010-09-19 | 一种钢管内壁局部修磨装置 |
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CN2010205351603U CN201799913U (zh) | 2010-09-19 | 2010-09-19 | 一种钢管内壁局部修磨装置 |
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CN201799913U true CN201799913U (zh) | 2011-04-20 |
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CN2010205351603U Expired - Fee Related CN201799913U (zh) | 2010-09-19 | 2010-09-19 | 一种钢管内壁局部修磨装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103406807A (zh) * | 2013-05-31 | 2013-11-27 | 江苏华阳管业股份有限公司 | 一种直管内壁打磨装置 |
CN107414187A (zh) * | 2017-09-11 | 2017-12-01 | 上海威克迈龙川汽车发动机零件有限公司 | 一种用于提高金属管内壁质量的设备及工艺方法 |
CN111136122A (zh) * | 2020-01-07 | 2020-05-12 | 马鞍山尊马科技有限公司 | 一种小直径无缝高压穿孔、内铰孔制备方法及管 |
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2010
- 2010-09-19 CN CN2010205351603U patent/CN201799913U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103406807A (zh) * | 2013-05-31 | 2013-11-27 | 江苏华阳管业股份有限公司 | 一种直管内壁打磨装置 |
CN107414187A (zh) * | 2017-09-11 | 2017-12-01 | 上海威克迈龙川汽车发动机零件有限公司 | 一种用于提高金属管内壁质量的设备及工艺方法 |
CN111136122A (zh) * | 2020-01-07 | 2020-05-12 | 马鞍山尊马科技有限公司 | 一种小直径无缝高压穿孔、内铰孔制备方法及管 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: BAOSTEEL SPECIAL STEEL CO., LTD. Free format text: FORMER OWNER: BAOSHAN IRON + STEEL CO., LTD. Effective date: 20140211 |
|
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201900 BAOSHAN, SHANGHAI TO: 200940 BAOSHAN, SHANGHAI |
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TR01 | Transfer of patent right |
Effective date of registration: 20140211 Address after: 200940 Baoshan District aquatic Road, Shanghai, No. 1269 Patentee after: BAOSTEEL SPECIALSTEEL CO., LTD. Address before: 201900 Shanghai City, Baoshan District Mudanjiang Road No. 1813 South Patentee before: Baoshan Iron & Steel Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20190919 |
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CF01 | Termination of patent right due to non-payment of annual fee |