CN202055754U - 一种高压水射流岩土层扩孔装置 - Google Patents
一种高压水射流岩土层扩孔装置 Download PDFInfo
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CN2011200956568U CN202055754U (zh) | 2011-04-02 | 2011-04-02 | 一种高压水射流岩土层扩孔装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109322624A (zh) * | 2018-10-29 | 2019-02-12 | 武大巨成结构股份有限公司 | 一种锚固孔孔底扩孔装置 |
CN112901078A (zh) * | 2021-02-05 | 2021-06-04 | 南京工业大学 | 一种用于矿井中锚杆施工的高压水射流钻孔设备及其施工方法 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109322624A (zh) * | 2018-10-29 | 2019-02-12 | 武大巨成结构股份有限公司 | 一种锚固孔孔底扩孔装置 |
CN109322624B (zh) * | 2018-10-29 | 2022-08-26 | 武大巨成结构股份有限公司 | 一种锚固孔孔底扩孔装置 |
CN112901078A (zh) * | 2021-02-05 | 2021-06-04 | 南京工业大学 | 一种用于矿井中锚杆施工的高压水射流钻孔设备及其施工方法 |
CN112901078B (zh) * | 2021-02-05 | 2022-02-01 | 南京工业大学 | 一种用于矿井中锚杆施工的高压水射流钻孔设备及其施工方法 |
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C14 | Grant of patent or utility model | ||
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C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Ma Fei Inventor after: Liu Jing Inventor after: Zhao Lei Inventor after: Li Yong Inventor after: Li Ji Inventor before: Ma Fei Inventor before: Liu Jing Inventor before: Zhao Lei Inventor before: Li Yong |
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COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: MA FEI LIU JING ZHAO LEI LI YONG TO: MA FEI LIU JING ZHAO LEI LI YONG LI JI |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20120402 |