ZA200109337B - Tube-formed rock bolt. - Google Patents
Tube-formed rock bolt.Info
- Publication number
- ZA200109337B ZA200109337B ZA200109337A ZA200109337A ZA200109337B ZA 200109337 B ZA200109337 B ZA 200109337B ZA 200109337 A ZA200109337 A ZA 200109337A ZA 200109337 A ZA200109337 A ZA 200109337A ZA 200109337 B ZA200109337 B ZA 200109337B
- Authority
- ZA
- South Africa
- Prior art keywords
- tube
- rock bolt
- formed rock
- bolt
- rock
- Prior art date
Links
- 239000011435 rock Substances 0.000 title 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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9902065A SE512834C2 (sv) | 1999-06-04 | 1999-06-04 | Rörformad bergbult |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA200109337B true ZA200109337B (en) | 2003-02-26 |
Family
ID=20415894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA200109337A ZA200109337B (en) | 1999-06-04 | 2001-11-13 | Tube-formed rock bolt. |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1183441A1 (xx) |
JP (1) | JP2003501573A (xx) |
AU (1) | AU770287B2 (xx) |
CA (1) | CA2371136A1 (xx) |
SE (1) | SE512834C2 (xx) |
WO (1) | WO2000075489A1 (xx) |
ZA (1) | ZA200109337B (xx) |
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 |
CA2371136A1 (en) | 2000-12-14 |
SE512834C2 (sv) | 2000-05-22 |
AU770287B2 (en) | 2004-02-19 |
WO2000075489A1 (en) | 2000-12-14 |
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