CA2809138A1 - Dispositif d'ancrage - Google Patents
Dispositif d'ancrage Download PDFInfo
- Publication number
- CA2809138A1 CA2809138A1 CA2809138A CA2809138A CA2809138A1 CA 2809138 A1 CA2809138 A1 CA 2809138A1 CA 2809138 A CA2809138 A CA 2809138A CA 2809138 A CA2809138 A CA 2809138A CA 2809138 A1 CA2809138 A1 CA 2809138A1
- Authority
- CA
- Canada
- Prior art keywords
- drill head
- expansion element
- anchoring device
- drilling
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Landscapes
- Earth Drilling (AREA)
- Piles And Underground Anchors (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NZ586883 | 2010-07-19 | ||
NZ58688310A NZ586883A (en) | 2010-07-19 | 2010-07-19 | Self boring rock bolt with expansion elements coupled to the drill head by a keyway and key |
PCT/US2011/044490 WO2012012392A2 (fr) | 2010-07-19 | 2011-07-19 | Dispositif d'ancrage |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2809138A1 true CA2809138A1 (fr) | 2012-01-26 |
Family
ID=46629622
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2809138A Abandoned CA2809138A1 (fr) | 2010-07-19 | 2011-07-19 | Dispositif d'ancrage |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN202381109U (fr) |
CA (1) | CA2809138A1 (fr) |
NZ (2) | NZ586883A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102808635A (zh) * | 2012-07-20 | 2012-12-05 | 中国科学院武汉岩土力学研究所 | 一种胀壳式内锚头预应力锚杆及其安装使用方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102877867B (zh) * | 2012-09-26 | 2015-07-15 | 山东科技大学 | 一种新型膨胀式让压预应力注浆锚杆及其使用方法 |
WO2014190382A1 (fr) * | 2013-05-27 | 2014-12-04 | Oka Rock Bolt Technologies Pty Limited | Ensemble boulon d'ancrage auto-foreur et procédé d'installation correspondant |
EP3613943B1 (fr) * | 2018-08-23 | 2023-06-07 | Sandvik Mining and Construction Australia (Production/Supply) Pty Ltd | Boulon d'ancrage présentant une région d'affichage d'informations |
CN111809683A (zh) * | 2020-07-24 | 2020-10-23 | 重庆交通大学 | 一种水下清礁设备及其固定装置 |
CN114060374B (zh) * | 2020-08-07 | 2023-10-03 | 光宝电子(广州)有限公司 | 固定装置 |
CN113605948B (zh) * | 2021-06-24 | 2023-12-29 | 广西北投交通养护科技集团有限公司 | 一种多段自适应膨胀锚杆回收方法 |
-
2010
- 2010-07-19 NZ NZ58688310A patent/NZ586883A/xx not_active IP Right Cessation
-
2011
- 2011-07-15 CN CN2011202516172U patent/CN202381109U/zh not_active Expired - Fee Related
- 2011-07-19 CA CA2809138A patent/CA2809138A1/fr not_active Abandoned
-
2012
- 2012-12-05 NZ NZ604039A patent/NZ604039A/xx not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102808635A (zh) * | 2012-07-20 | 2012-12-05 | 中国科学院武汉岩土力学研究所 | 一种胀壳式内锚头预应力锚杆及其安装使用方法 |
CN102808635B (zh) * | 2012-07-20 | 2015-10-07 | 中国科学院武汉岩土力学研究所 | 一种胀壳式内锚头预应力锚杆及其安装使用方法 |
Also Published As
Publication number | Publication date |
---|---|
NZ586883A (en) | 2013-01-25 |
CN202381109U (zh) | 2012-08-15 |
NZ604039A (en) | 2013-10-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20130117 |
|
FZDE | Dead |
Effective date: 20160329 |