CA2371136A1 - Tube-formed rock bolt - Google Patents
Tube-formed rock bolt Download PDFInfo
- Publication number
- CA2371136A1 CA2371136A1 CA002371136A CA2371136A CA2371136A1 CA 2371136 A1 CA2371136 A1 CA 2371136A1 CA 002371136 A CA002371136 A CA 002371136A CA 2371136 A CA2371136 A CA 2371136A CA 2371136 A1 CA2371136 A1 CA 2371136A1
- Authority
- CA
- Canada
- Prior art keywords
- tube
- rock bolt
- bolt
- hole
- bore hole
- 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
- 239000011435 rock Substances 0.000 title claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 6
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 3
- 239000004411 aluminium Substances 0.000 claims abstract description 3
- 238000001125 extrusion Methods 0.000 claims abstract description 3
- 239000012530 fluid Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
- E21D21/004—Bolts held in the borehole by friction all along their length, without additional fixing means
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Dowels (AREA)
- Forging (AREA)
- Extrusion Of Metal (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9902065A SE512834C2 (sv) | 1999-06-04 | 1999-06-04 | Rörformad bergbult |
| SE9902065-3 | 1999-06-04 | ||
| PCT/SE2000/000229 WO2000075489A1 (en) | 1999-06-04 | 2000-02-07 | Tube-formed rock bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2371136A1 true CA2371136A1 (en) | 2000-12-14 |
Family
ID=20415894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002371136A Abandoned CA2371136A1 (en) | 1999-06-04 | 2000-02-07 | Tube-formed rock bolt |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1183441A1 (sv) |
| JP (1) | JP2003501573A (sv) |
| AU (1) | AU770287B2 (sv) |
| CA (1) | CA2371136A1 (sv) |
| SE (1) | SE512834C2 (sv) |
| WO (1) | WO2000075489A1 (sv) |
| ZA (1) | ZA200109337B (sv) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT412739B (de) * | 2002-01-22 | 2005-06-27 | Techmo Entw & Vertriebs Gmbh | Verfahren und vorrichtung zum bohren eines loches in boden- oder gesteinsmaterial und zum ausbilden einer verankerung |
| AT412361B (de) * | 2002-09-03 | 2005-01-25 | Hammer Rene | Verfahren und vorrichtung zum sichern des gebirges und des ausbaus von stollen, tunnels u.dgl. |
| JP2005200893A (ja) | 2004-01-14 | 2005-07-28 | Nisshin Steel Co Ltd | 高耐力鋼管膨張型ロックボルト及びその製造方法 |
| WO2007023363A1 (en) * | 2005-08-23 | 2007-03-01 | Pieter Schalk Mulder | An expansible rock bolt |
| AU2011349044B2 (en) * | 2010-12-22 | 2015-02-05 | Garock Pty Ltd | Rock bolt |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1410258A (en) * | 1919-03-29 | 1922-03-21 | Edward Ogden J | Expansion shield |
| US4284379A (en) * | 1979-07-25 | 1981-08-18 | Ingersoll-Rand Company | Earth structure stabilizer |
| ZA811894B (en) * | 1980-03-28 | 1982-04-28 | R Thom | An anchor bolt |
| DE3120809A1 (de) * | 1981-05-25 | 1982-12-16 | Hilti AG, 9494 Schaan | Ankerbolzen mit zylindrischem bolzenkoerper |
| ZA906021B (en) * | 1989-08-02 | 1991-05-29 | Ingersoll Rand Co | A dynamic earth anchor,and a sleeve therefor |
-
1999
- 1999-06-04 SE SE9902065A patent/SE512834C2/sv unknown
-
2000
- 2000-02-07 AU AU28400/00A patent/AU770287B2/en not_active Ceased
- 2000-02-07 EP EP00906844A patent/EP1183441A1/en not_active Withdrawn
- 2000-02-07 WO PCT/SE2000/000229 patent/WO2000075489A1/en not_active Application Discontinuation
- 2000-02-07 CA CA002371136A patent/CA2371136A1/en not_active Abandoned
- 2000-02-07 JP JP2001501743A patent/JP2003501573A/ja active Pending
-
2001
- 2001-11-13 ZA ZA200109337A patent/ZA200109337B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP1183441A1 (en) | 2002-03-06 |
| SE9902065L (sv) | 2000-05-22 |
| JP2003501573A (ja) | 2003-01-14 |
| SE9902065D0 (sv) | 1999-06-04 |
| AU2840000A (en) | 2000-12-28 |
| SE512834C2 (sv) | 2000-05-22 |
| AU770287B2 (en) | 2004-02-19 |
| ZA200109337B (en) | 2003-02-26 |
| WO2000075489A1 (en) | 2000-12-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |