CN201763255U - 喷射式洗孔钻具 - Google Patents
喷射式洗孔钻具 Download PDFInfo
- Publication number
- CN201763255U CN201763255U CN201020511097XU CN201020511097U CN201763255U CN 201763255 U CN201763255 U CN 201763255U CN 201020511097X U CN201020511097X U CN 201020511097XU CN 201020511097 U CN201020511097 U CN 201020511097U CN 201763255 U CN201763255 U CN 201763255U
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- hole
- drilling tool
- drilling
- wall
- water spraying
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- Earth Drilling (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201020511097XU CN201763255U (zh) | 2010-08-31 | 2010-08-31 | 喷射式洗孔钻具 |
Applications Claiming Priority (1)
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CN201020511097XU CN201763255U (zh) | 2010-08-31 | 2010-08-31 | 喷射式洗孔钻具 |
Publications (1)
Publication Number | Publication Date |
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CN201763255U true CN201763255U (zh) | 2011-03-16 |
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CN201020511097XU Expired - Fee Related CN201763255U (zh) | 2010-08-31 | 2010-08-31 | 喷射式洗孔钻具 |
Country Status (1)
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CN (1) | CN201763255U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102383734A (zh) * | 2010-08-31 | 2012-03-21 | 辽宁省水利水电科学研究院 | 喷射式洗孔钻具 |
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2010
- 2010-08-31 CN CN201020511097XU patent/CN201763255U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102383734A (zh) * | 2010-08-31 | 2012-03-21 | 辽宁省水利水电科学研究院 | 喷射式洗孔钻具 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Wang Yujun Inventor after: Zhang Wenzhi Inventor after: Zhang Jing Inventor after: Zhang Qin Inventor after: Wang Lie Inventor after: Tang Feng Inventor after: Liu Gang Inventor after: Zhang Wenke Inventor after: Meng Weizhong Inventor after: Zhang Hui Inventor after: Xue Wenxin Inventor before: Wang Yujun Inventor before: Zhang Wenzhi Inventor before: Zhang Qin Inventor before: Wang Lie Inventor before: Tang Feng Inventor before: Liu Gang Inventor before: Zhang Wenke Inventor before: Meng Weizhong Inventor before: Zhang Hui Inventor before: Xue Wenxin |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WANG YUJUN ZHANG QIN WANG LIE TANG FENG LIU GANG ZHANG WENKE MENG WEIZHONGZHANG HUI XUE WENXIN ZHANG WENZHI TO: WANG YUJUN ZHANG QIN WANG LIE TANG FENG LIU GANG ZHANG WENKE MENG WEIZHONG ZHANG HUI XUE WENXIN ZHANG WENZHI ZHANG JING |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110316 Termination date: 20110831 |