CN205000926U - 一种实用的pdc复合片套铣头 - Google Patents
一种实用的pdc复合片套铣头 Download PDFInfo
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- CN205000926U CN205000926U CN201520462152.3U CN201520462152U CN205000926U CN 205000926 U CN205000926 U CN 205000926U CN 201520462152 U CN201520462152 U CN 201520462152U CN 205000926 U CN205000926 U CN 205000926U
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- cutting
- pdc
- cutter head
- cutting teeth
- toothholder
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CN201520462152.3U CN205000926U (zh) | 2015-06-27 | 2015-06-27 | 一种实用的pdc复合片套铣头 |
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CN201520462152.3U CN205000926U (zh) | 2015-06-27 | 2015-06-27 | 一种实用的pdc复合片套铣头 |
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CN205000926U true CN205000926U (zh) | 2016-01-27 |
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CN201520462152.3U Expired - Fee Related CN205000926U (zh) | 2015-06-27 | 2015-06-27 | 一种实用的pdc复合片套铣头 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107587854A (zh) * | 2017-08-09 | 2018-01-16 | 胜利油田华滨实业有限公司石油机械滨州分公司 | 水平井取换套管工艺 |
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2015
- 2015-06-27 CN CN201520462152.3U patent/CN205000926U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107587854A (zh) * | 2017-08-09 | 2018-01-16 | 胜利油田华滨实业有限公司石油机械滨州分公司 | 水平井取换套管工艺 |
CN107587854B (zh) * | 2017-08-09 | 2020-01-14 | 胜利油田华滨实业有限公司井下作业维修分公司 | 水平井取换套管工艺 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Guo Hao Inventor after: Si Lei Inventor after: Yan Xiang Inventor after: Li Yuchuan Inventor after: Hu Zhongbiao Inventor before: Liu Xianhong Inventor before: Guo Hao Inventor before: Qin Tingwei Inventor before: Li Ning |
|
COR | Change of bibliographic data | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 Termination date: 20170627 |
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CF01 | Termination of patent right due to non-payment of annual fee |