CN205349422U - 一种用于快速处理隧道中涌水突泥问题的临时性挡水装置 - Google Patents
一种用于快速处理隧道中涌水突泥问题的临时性挡水装置 Download PDFInfo
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CN201520944756.1U CN205349422U (zh) | 2015-11-24 | 2015-11-24 | 一种用于快速处理隧道中涌水突泥问题的临时性挡水装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105275492A (zh) * | 2015-11-24 | 2016-01-27 | 天津大学 | 一种用于快速处理隧道中涌水突泥问题的临时性挡水装置 |
US20160281848A1 (en) * | 2015-03-25 | 2016-09-29 | Elkhart Products Corporation | Hollow piston |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20160281848A1 (en) * | 2015-03-25 | 2016-09-29 | Elkhart Products Corporation | Hollow piston |
US9816612B2 (en) * | 2015-03-25 | 2017-11-14 | Elkhart Products Corporation | Hollow piston |
US9995392B2 (en) | 2015-03-25 | 2018-06-12 | Elkhart Products Corporation | Method for manufacturing unitary hollow pistons |
CN105275492A (zh) * | 2015-11-24 | 2016-01-27 | 天津大学 | 一种用于快速处理隧道中涌水突泥问题的临时性挡水装置 |
CN105275492B (zh) * | 2015-11-24 | 2017-08-22 | 天津大学 | 一种用于快速处理隧道中涌水突泥问题的临时性挡水装置 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Sun Liqiang Inventor after: Zhang Liming Inventor after: Wang Qidong Inventor after: Tang Yang Inventor after: Guo Wei Inventor after: Yan Shuwang Inventor after: Nie Wen Inventor after: Ren Yuxiao Inventor after: Yue Changxi Inventor after: Zhu Ganping Inventor after: Zheng Xiyu Inventor after: Yang Zhendan Inventor before: Sun Liqiang Inventor before: Guo Wei Inventor before: Yan Shuwang Inventor before: Nie Wen Inventor before: Ren Yuxiao Inventor before: Yue Changxi |
|
COR | Change of bibliographic data | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20160629 Effective date of abandoning: 20170822 |