CN206386093U - 全套管全回转钻机用液压多头抓爪 - Google Patents
全套管全回转钻机用液压多头抓爪 Download PDFInfo
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- CN206386093U CN206386093U CN201621446918.XU CN201621446918U CN206386093U CN 206386093 U CN206386093 U CN 206386093U CN 201621446918 U CN201621446918 U CN 201621446918U CN 206386093 U CN206386093 U CN 206386093U
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- 230000000694 effects Effects 0.000 claims description 3
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- 238000010276 construction Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 210000000003 hoof Anatomy 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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Application Number | Priority Date | Filing Date | Title |
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CN201621446918.XU CN206386093U (zh) | 2016-12-27 | 2016-12-27 | 全套管全回转钻机用液压多头抓爪 |
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CN201621446918.XU CN206386093U (zh) | 2016-12-27 | 2016-12-27 | 全套管全回转钻机用液压多头抓爪 |
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CN206386093U true CN206386093U (zh) | 2017-08-08 |
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CN201621446918.XU Expired - Fee Related CN206386093U (zh) | 2016-12-27 | 2016-12-27 | 全套管全回转钻机用液压多头抓爪 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108240190A (zh) * | 2016-12-27 | 2018-07-03 | 徐州盾安重工机械制造有限公司 | 全套管全回转钻机用液压多头抓爪 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN108240190A (zh) * | 2016-12-27 | 2018-07-03 | 徐州盾安重工机械制造有限公司 | 全套管全回转钻机用液压多头抓爪 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20200609 Address after: 221140 No. 8 Tongfa Road, Quanshan Economic Development Zone, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Dun'an Construction Machinery Manufacturing Co.,Ltd. Address before: 1-6 No. 221140 Jiangsu city of Xuzhou Province era North Development Zone Quanshan District Road Patentee before: XUZHOU DUN'AN HEAVY INDUSTRY MACHINERY MANUFACTURING Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210805 Address after: 201901 5 / F, 6 / F, building 5, No. 258, Yangnan Road, Baoshan District, Shanghai Patentee after: SHANGHAI ENGINEERING MACHINERY Co.,Ltd. Address before: 221140 No.8 Tongfa Road, Quanzhou Economic Development Zone, Quanzhou District, Xuzhou City, Jiangsu Province Patentee before: Xuzhou Dun'an Construction Machinery Manufacturing Co.,Ltd. |
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TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170808 |
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CF01 | Termination of patent right due to non-payment of annual fee |