GB2434626A - Rock bolt with modified tip geometry - Google Patents
Rock bolt with modified tip geometry Download PDFInfo
- Publication number
- GB2434626A GB2434626A GB0701799A GB0701799A GB2434626A GB 2434626 A GB2434626 A GB 2434626A GB 0701799 A GB0701799 A GB 0701799A GB 0701799 A GB0701799 A GB 0701799A GB 2434626 A GB2434626 A GB 2434626A
- Authority
- GB
- United Kingdom
- Prior art keywords
- bolt
- tip
- geometry
- pilot hole
- reinforcement device
- 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.)
- Withdrawn
Links
- 239000011435 rock Substances 0.000 title claims abstract description 81
- 239000000463 material Substances 0.000 claims abstract description 40
- 239000000758 substrate Substances 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000003780 insertion Methods 0.000 claims description 25
- 230000037431 insertion Effects 0.000 claims description 25
- 230000002787 reinforcement Effects 0.000 claims description 16
- 230000000087 stabilizing effect Effects 0.000 claims 2
- 239000011440 grout Substances 0.000 description 81
- 238000012360 testing method Methods 0.000 description 12
- 238000005538 encapsulation Methods 0.000 description 9
- 238000004873 anchoring Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000003245 coal Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 238000005065 mining Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000007704 transition Effects 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
-
- 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
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)
- Piles And Underground Anchors (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Joining Of Building Structures In Genera (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US76337006P | 2006-01-31 | 2006-01-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
GB0701799D0 GB0701799D0 (en) | 2007-03-07 |
GB2434626A true GB2434626A (en) | 2007-08-01 |
Family
ID=37873068
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0701799A Withdrawn GB2434626A (en) | 2006-01-31 | 2007-01-31 | Rock bolt with modified tip geometry |
Country Status (9)
Country | Link |
---|---|
US (1) | US20070297862A1 (ru) |
CN (1) | CN101029571A (ru) |
AU (1) | AU2007200391A1 (ru) |
CA (1) | CA2576116A1 (ru) |
DE (1) | DE102007006277A1 (ru) |
GB (1) | GB2434626A (ru) |
PL (1) | PL381631A1 (ru) |
RU (1) | RU2007103541A (ru) |
ZA (1) | ZA200700740B (ru) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015072828A1 (es) * | 2013-11-15 | 2015-05-21 | Aguilar Vera Oscar Octavio | Ancla minera con rosca en punta |
WO2015072837A1 (es) * | 2013-11-15 | 2015-05-21 | Aguilar Vera Oscar Octavio | Ancla minera con rosca continua |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008001904A1 (de) * | 2008-05-21 | 2009-11-26 | Hilti Aktiengesellschaft | Setzverfahren zum Verankern eines Befestigungselementes |
AU2010281691B2 (en) * | 2009-08-05 | 2014-05-15 | F.M. Locotos Co., Inc. | Tensionable tubular resin anchored tubular bolt and method |
CA2767209C (en) * | 2010-03-19 | 2013-08-13 | Dywidag-Systems International Canada Ltd. | A yielding spiral bolt appendage for a rock bolt |
US20120155970A1 (en) * | 2010-12-15 | 2012-06-21 | Fci Holdings Delaware, Inc. | Mine Roof Bolt With End Fitting |
PL3265651T3 (pl) | 2015-03-03 | 2020-11-02 | J-Lok Co. | Żywica dwuskładnikowa nadająca się do pompowania |
PL3507455T3 (pl) | 2016-09-02 | 2021-06-14 | J-Lok Co. | System żywicy nadającej się do pompowania |
SE541304C2 (sv) * | 2017-10-27 | 2019-06-25 | Epiroc Rock Drills Ab | Förfarande och system för att säkerställa kvaliteten på en flerkomponentsblandning för bergförstärkning |
CN114622594A (zh) * | 2022-03-09 | 2022-06-14 | 天津大学 | 一种模块化的筒型基础辅助沉放装置及入土沉放方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1271374A (en) * | 1969-02-18 | 1972-04-19 | Ici Ltd | Improvements relating to anchor bolts and methods of installing same |
EP0005987A1 (en) * | 1978-05-31 | 1979-12-12 | Exchem Holdings Limited | Cementitious cartridge for rock-bolting |
GB1599918A (en) * | 1978-05-31 | 1981-10-07 | Exchem Holdings | Grouting cartridge for rock-bolting |
AU717939B2 (en) * | 1996-12-23 | 2000-04-06 | Dywidag-Systems International Pty. Limited | Rock bolt with grout mixing device |
DE10046804A1 (de) * | 2000-09-18 | 2002-04-04 | Erich Borgmeier | Kombinierte Meißel- und Mischspitze für Fels- / Gebirgsanker |
US20050039952A1 (en) * | 2003-08-20 | 2005-02-24 | Hill John L. | Drilling apparatus, method, and system |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2223544B1 (ru) * | 1973-04-02 | 1976-05-07 | Arbed | |
DE2538821A1 (de) * | 1975-09-01 | 1977-03-03 | Hilti Ag | Klebeanker |
-
2007
- 2007-01-26 ZA ZA200700740A patent/ZA200700740B/xx unknown
- 2007-01-29 CA CA002576116A patent/CA2576116A1/en not_active Abandoned
- 2007-01-29 PL PL381631A patent/PL381631A1/pl not_active Application Discontinuation
- 2007-01-30 RU RU2007103541/03A patent/RU2007103541A/ru not_active Application Discontinuation
- 2007-01-30 AU AU2007200391A patent/AU2007200391A1/en not_active Abandoned
- 2007-01-30 US US11/699,347 patent/US20070297862A1/en not_active Abandoned
- 2007-01-31 CN CNA2007100879108A patent/CN101029571A/zh active Pending
- 2007-01-31 GB GB0701799A patent/GB2434626A/en not_active Withdrawn
- 2007-01-31 DE DE102007006277A patent/DE102007006277A1/de not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1271374A (en) * | 1969-02-18 | 1972-04-19 | Ici Ltd | Improvements relating to anchor bolts and methods of installing same |
EP0005987A1 (en) * | 1978-05-31 | 1979-12-12 | Exchem Holdings Limited | Cementitious cartridge for rock-bolting |
GB1599918A (en) * | 1978-05-31 | 1981-10-07 | Exchem Holdings | Grouting cartridge for rock-bolting |
AU717939B2 (en) * | 1996-12-23 | 2000-04-06 | Dywidag-Systems International Pty. Limited | Rock bolt with grout mixing device |
DE10046804A1 (de) * | 2000-09-18 | 2002-04-04 | Erich Borgmeier | Kombinierte Meißel- und Mischspitze für Fels- / Gebirgsanker |
US20050039952A1 (en) * | 2003-08-20 | 2005-02-24 | Hill John L. | Drilling apparatus, method, and system |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015072828A1 (es) * | 2013-11-15 | 2015-05-21 | Aguilar Vera Oscar Octavio | Ancla minera con rosca en punta |
WO2015072837A1 (es) * | 2013-11-15 | 2015-05-21 | Aguilar Vera Oscar Octavio | Ancla minera con rosca continua |
Also Published As
Publication number | Publication date |
---|---|
ZA200700740B (en) | 2007-11-28 |
AU2007200391A1 (en) | 2007-08-16 |
PL381631A1 (pl) | 2007-08-06 |
CA2576116A1 (en) | 2007-07-31 |
CN101029571A (zh) | 2007-09-05 |
GB0701799D0 (en) | 2007-03-07 |
US20070297862A1 (en) | 2007-12-27 |
DE102007006277A1 (de) | 2007-08-23 |
RU2007103541A (ru) | 2008-08-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |