ES2226638T3 - Procedimiento para producir una punta en un bulon de anclaje de acero. - Google Patents
Procedimiento para producir una punta en un bulon de anclaje de acero.Info
- Publication number
- ES2226638T3 ES2226638T3 ES00108514T ES00108514T ES2226638T3 ES 2226638 T3 ES2226638 T3 ES 2226638T3 ES 00108514 T ES00108514 T ES 00108514T ES 00108514 T ES00108514 T ES 00108514T ES 2226638 T3 ES2226638 T3 ES 2226638T3
- Authority
- ES
- Spain
- Prior art keywords
- steel
- point
- tip
- bolt
- heating
- 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.)
- Expired - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 230000006698 induction Effects 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 208000031481 Pathologic Constriction Diseases 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 238000005065 mining Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims 1
- 239000011435 rock Substances 0.000 abstract 1
- 239000003292 glue Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000057 synthetic resin Substances 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000004848 polyfunctional curative Substances 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 238000004154 testing of material Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000010792 warming Methods 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
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)
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
- Forging (AREA)
- Joining Of Building Structures In Genera (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19925109A DE19925109C1 (de) | 1999-06-01 | 1999-06-01 | Verfahren zum Erzeugen einer Spitze an einem Ankerstab aus Stahl |
| DE19925109 | 1999-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2226638T3 true ES2226638T3 (es) | 2005-04-01 |
Family
ID=7909898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES00108514T Expired - Lifetime ES2226638T3 (es) | 1999-06-01 | 2000-04-19 | Procedimiento para producir una punta en un bulon de anclaje de acero. |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1057968B1 (de) |
| AT (1) | ATE277274T1 (de) |
| DE (2) | DE19925109C1 (de) |
| DK (1) | DK1057968T3 (de) |
| ES (1) | ES2226638T3 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102226408A (zh) * | 2011-06-21 | 2011-10-26 | 北京交通大学 | 一种黄土隧道锚杆支护装置 |
| CN102345460A (zh) * | 2011-06-21 | 2012-02-08 | 北京交通大学 | 一种浅埋大断面黄土隧道沉降控制方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3478640A (en) * | 1968-02-19 | 1969-11-18 | Elders G W | Roof bolt connection |
| FR1590097A (de) * | 1968-03-05 | 1970-04-13 | ||
| GB1271374A (en) * | 1969-02-18 | 1972-04-19 | Ici Ltd | Improvements relating to anchor bolts and methods of installing same |
| US3942329A (en) * | 1975-02-11 | 1976-03-09 | The United States Of America As Represented By The Secretary Of The Interior | Flexible rock bolt |
| US4068481A (en) * | 1977-05-05 | 1978-01-17 | Chevron Research Company | Self-retaining roof bolt |
| US4247224A (en) * | 1978-12-14 | 1981-01-27 | Ppg Industries, Inc. | Method for installing a mine roof bolt |
| US4842818A (en) * | 1980-03-17 | 1989-06-27 | Daido Tokushuko Kabushiki Kaisha | Method for manufacturing tapered rods |
| DE3417251C1 (de) * | 1984-05-10 | 1985-07-18 | Bergwerksverband Gmbh, 4300 Essen | Verfahren zum Aufbringen von Haftstrecken an Gebirgsankern |
| DE3417252C1 (de) | 1984-05-10 | 1986-04-17 | Bergwerksverband Gmbh, 4300 Essen | Kombinierter starrer Profil- und Dehnanker |
| US4649729A (en) * | 1985-01-14 | 1987-03-17 | Florida Steel Corporation | Method for manufacturing steel bar with intermittent smooth surface and patterned relief segments, and mine roof bolt product |
| DE3629365A1 (de) * | 1986-08-29 | 1988-03-03 | Hausherr & Soehne Rudolf | Flexibler gebirgsanker |
| DE3713291A1 (de) * | 1987-04-18 | 1988-11-03 | Dyckerhoff & Widmann Ag | Gebirgsanker zur sicherung von strecken und raeumen im berg- und tunnelbau |
| US5531545A (en) * | 1995-05-11 | 1996-07-02 | Seegmiller; Ben L. | Cable bolt structure and method |
-
1999
- 1999-06-01 DE DE19925109A patent/DE19925109C1/de not_active Expired - Fee Related
-
2000
- 2000-04-19 AT AT00108514T patent/ATE277274T1/de not_active IP Right Cessation
- 2000-04-19 ES ES00108514T patent/ES2226638T3/es not_active Expired - Lifetime
- 2000-04-19 EP EP00108514A patent/EP1057968B1/de not_active Expired - Lifetime
- 2000-04-19 DK DK00108514T patent/DK1057968T3/da active
- 2000-04-19 DE DE50007843T patent/DE50007843D1/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ATE277274T1 (de) | 2004-10-15 |
| EP1057968B1 (de) | 2004-09-22 |
| EP1057968A1 (de) | 2000-12-06 |
| DK1057968T3 (da) | 2005-01-17 |
| DE19925109C1 (de) | 2000-06-21 |
| DE50007843D1 (de) | 2004-10-28 |
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