DE3587472T2 - Methode und gerät zum kombinierten jet- und mechanischbohren. - Google Patents
Methode und gerät zum kombinierten jet- und mechanischbohren.Info
- Publication number
- DE3587472T2 DE3587472T2 DE85905455T DE3587472T DE3587472T2 DE 3587472 T2 DE3587472 T2 DE 3587472T2 DE 85905455 T DE85905455 T DE 85905455T DE 3587472 T DE3587472 T DE 3587472T DE 3587472 T2 DE3587472 T2 DE 3587472T2
- Authority
- DE
- Germany
- Prior art keywords
- fluid
- drilling
- drilling mud
- drill bit
- jet
- 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 - Fee Related
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 159
- 238000000034 method Methods 0.000 title claims description 33
- 239000012530 fluid Substances 0.000 claims description 195
- 238000005520 cutting process Methods 0.000 claims description 64
- 239000000203 mixture Substances 0.000 claims description 47
- 238000004140 cleaning Methods 0.000 claims description 35
- 230000015572 biosynthetic process Effects 0.000 claims description 31
- 239000002245 particle Substances 0.000 claims description 23
- 239000007787 solid Substances 0.000 claims description 12
- 230000036346 tooth eruption Effects 0.000 claims description 12
- 239000000654 additive Substances 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims description 3
- 230000003134 recirculating effect Effects 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 abstract description 5
- 238000005755 formation reaction Methods 0.000 description 26
- 239000011435 rock Substances 0.000 description 22
- 230000035515 penetration Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
- 229910052601 baryte Inorganic materials 0.000 description 1
- 239000010428 baryte Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007560 sedimentation technique Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 238000009849 vacuum degassing Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Drilling And Boring (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Lubricants (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/661,368 US4624327A (en) | 1984-10-16 | 1984-10-16 | Method for combined jet and mechanical drilling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3587472D1 DE3587472D1 (de) | 1993-08-26 |
| DE3587472T2 true DE3587472T2 (de) | 1994-02-03 |
Family
ID=24653305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE85905455T Expired - Fee Related DE3587472T2 (de) | 1984-10-16 | 1985-10-09 | Methode und gerät zum kombinierten jet- und mechanischbohren. |
Country Status (10)
Families Citing this family (63)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3620700A1 (de) * | 1986-06-20 | 1987-12-23 | Kreyenberg Heiner | Verfahren und vorrichtung zum entschlammen von gewaessern |
| DE3762410D1 (de) * | 1987-03-19 | 1990-05-31 | Kreyenberg Heiner | Verfahren und vorrichtung zum entschlammen von gewaessern. |
| US4871037A (en) * | 1988-09-15 | 1989-10-03 | Amoco Corporation | Excavation apparatus, system and method |
| US4940098A (en) * | 1989-05-26 | 1990-07-10 | Moss Daniel H | Reverse circulation drill rod |
| AU7796591A (en) * | 1990-04-27 | 1991-11-27 | Harry Bailey Curlett | Method and apparatus for drilling and coring |
| US5542486A (en) * | 1990-09-04 | 1996-08-06 | Ccore Technology & Licensing Limited | Method of and apparatus for single plenum jet cutting |
| US5199512A (en) * | 1990-09-04 | 1993-04-06 | Ccore Technology And Licensing, Ltd. | Method of an apparatus for jet cutting |
| US5291957A (en) * | 1990-09-04 | 1994-03-08 | Ccore Technology And Licensing, Ltd. | Method and apparatus for jet cutting |
| US5186266A (en) * | 1991-02-15 | 1993-02-16 | Heller Marion E | Multi-walled drill string for exploration-sampling drilling systems |
| US5713423A (en) * | 1992-07-24 | 1998-02-03 | The Charles Machine Works, Inc. | Drill pipe |
| US5267621A (en) * | 1992-10-29 | 1993-12-07 | The Charles Machine Works, Inc. | Drill pipe breakout device |
| US5355967A (en) * | 1992-10-30 | 1994-10-18 | Union Oil Company Of California | Underbalance jet pump drilling method |
| US5425428A (en) * | 1993-07-22 | 1995-06-20 | Fugro-Mcclelland Marine Geosciences, Inc. | Slimhole coring system |
| US5544712A (en) * | 1994-11-18 | 1996-08-13 | The Charles Machine Works, Inc. | Drill pipe breakout device |
| US5586609A (en) * | 1994-12-15 | 1996-12-24 | Telejet Technologies, Inc. | Method and apparatus for drilling with high-pressure, reduced solid content liquid |
| US5862871A (en) * | 1996-02-20 | 1999-01-26 | Ccore Technology & Licensing Limited, A Texas Limited Partnership | Axial-vortex jet drilling system and method |
| AUPO022996A0 (en) * | 1996-06-04 | 1996-06-27 | Commonwealth Scientific And Industrial Research Organisation | A drilling apparatus and method |
| US5879057A (en) | 1996-11-12 | 1999-03-09 | Amvest Corporation | Horizontal remote mining system, and method |
| US6364418B1 (en) * | 1996-11-12 | 2002-04-02 | Amvest Systems, Inc. | Cutting heads for horizontal remote mining system |
| US6371209B1 (en) * | 1999-04-16 | 2002-04-16 | John F. Allyn | Casing installation and removal apparatus and method |
| US6386300B1 (en) | 2000-09-19 | 2002-05-14 | Curlett Family Limited Partnership | Formation cutting method and system |
| US7090036B2 (en) * | 2001-02-15 | 2006-08-15 | Deboer Luc | System for drilling oil and gas wells by varying the density of drilling fluids to achieve near-balanced, underbalanced, or overbalanced drilling conditions |
| US6823721B1 (en) * | 2001-12-13 | 2004-11-30 | Hutchison Hayes, L.P. | Method and system for mass flow balance accounting |
| US6733207B2 (en) * | 2002-03-14 | 2004-05-11 | Thomas R. Liebert, Jr. | Environmental remediation system and method |
| US7793741B2 (en) | 2003-04-16 | 2010-09-14 | Pdti Holdings, Llc | Impact excavation system and method with injection system |
| US7383896B2 (en) * | 2003-04-16 | 2008-06-10 | Particle Drilling Technologies, Inc. | Impact excavation system and method with particle separation |
| US7398838B2 (en) * | 2003-04-16 | 2008-07-15 | Particle Drilling Technologies, Inc. | Impact excavation system and method with two-stage inductor |
| US7503407B2 (en) | 2003-04-16 | 2009-03-17 | Particle Drilling Technologies, Inc. | Impact excavation system and method |
| US8342265B2 (en) | 2003-04-16 | 2013-01-01 | Pdti Holdings, Llc | Shot blocking using drilling mud |
| US7398839B2 (en) * | 2003-04-16 | 2008-07-15 | Particle Drilling Technologies, Inc. | Impact excavation system and method with particle trap |
| US20090200080A1 (en) * | 2003-04-16 | 2009-08-13 | Tibbitts Gordon A | Impact excavation system and method with particle separation |
| US7343987B2 (en) * | 2003-04-16 | 2008-03-18 | Particle Drilling Technologies, Inc. | Impact excavation system and method with suspension flow control |
| US7798249B2 (en) * | 2003-04-16 | 2010-09-21 | Pdti Holdings, Llc | Impact excavation system and method with suspension flow control |
| US7258176B2 (en) * | 2003-04-16 | 2007-08-21 | Particle Drilling, Inc. | Drill bit |
| WO2004106693A2 (en) * | 2003-05-27 | 2004-12-09 | Particle Drilling, Inc. | Method and appartus for cutting earthen formations |
| US7114583B2 (en) * | 2004-02-04 | 2006-10-03 | David Scott Chrisman | Tool and method for drilling, reaming, and cutting |
| FR2869066B1 (fr) * | 2004-04-16 | 2007-01-05 | Technip France Sa | Methode et ensemble de forage pour forer des trous de large diametre |
| US7997355B2 (en) * | 2004-07-22 | 2011-08-16 | Pdti Holdings, Llc | Apparatus for injecting impactors into a fluid stream using a screw extruder |
| US7584794B2 (en) * | 2005-12-30 | 2009-09-08 | Baker Hughes Incorporated | Mechanical and fluid jet horizontal drilling method and apparatus |
| US7699107B2 (en) * | 2005-12-30 | 2010-04-20 | Baker Hughes Incorporated | Mechanical and fluid jet drilling method and apparatus |
| US7677316B2 (en) * | 2005-12-30 | 2010-03-16 | Baker Hughes Incorporated | Localized fracturing system and method |
| US7779922B1 (en) | 2007-05-04 | 2010-08-24 | John Allen Harris | Breakout device with support structure |
| US20090038856A1 (en) * | 2007-07-03 | 2009-02-12 | Particle Drilling Technologies, Inc. | Injection System And Method |
| WO2009049076A1 (en) | 2007-10-09 | 2009-04-16 | Particle Drilling Technologies, Inc. | Injection system and method |
| US7980326B2 (en) | 2007-11-15 | 2011-07-19 | Pdti Holdings, Llc | Method and system for controlling force in a down-hole drilling operation |
| EP2067553B1 (en) * | 2007-12-07 | 2011-10-26 | Hitachi Koki CO., LTD. | Drilling tool with dust collector |
| WO2009099945A2 (en) | 2008-02-01 | 2009-08-13 | Particle Drilling Technologies, Inc. | Methods of using a particle impact drilling system for removing near-borehole damage, milling objects in a wellbore, under reaming, coring, perforating, assisting annular flow, and associated methods |
| US7896108B2 (en) * | 2008-03-06 | 2011-03-01 | Able Robert E | Dual string orbital drilling system |
| US8485279B2 (en) | 2009-04-08 | 2013-07-16 | Pdti Holdings, Llc | Impactor excavation system having a drill bit discharging in a cross-over pattern |
| BR112014030520A2 (pt) | 2012-06-05 | 2017-06-27 | Halliburton Energy Services Inc | métodos e sistemas para execução de operações subterrâneas usando tubos de coluna dupla |
| US8739902B2 (en) | 2012-08-07 | 2014-06-03 | Dura Drilling, Inc. | High-speed triple string drilling system |
| WO2014032006A1 (en) | 2012-08-23 | 2014-02-27 | Ramax, Llc | Drill with remotely controlled operating modes and system and method for providing the same |
| US10094172B2 (en) | 2012-08-23 | 2018-10-09 | Ramax, Llc | Drill with remotely controlled operating modes and system and method for providing the same |
| CN102913160A (zh) * | 2012-11-12 | 2013-02-06 | 中国石油集团长城钻探工程有限公司 | 一种连续循环钻井系统 |
| TWI546059B (zh) * | 2014-12-24 | 2016-08-21 | Jiann Jzaw Metal Industry Co Ltd | 沖牙器的快速接頭 |
| US9464487B1 (en) | 2015-07-22 | 2016-10-11 | William Harrison Zurn | Drill bit and cylinder body device, assemblies, systems and methods |
| CN109723401B (zh) * | 2017-10-27 | 2021-10-29 | 中国石油化工集团公司 | 油田废弃井改造成地热井的方法 |
| CN108894733B (zh) * | 2018-09-25 | 2024-04-30 | 徐州徐工基础工程机械有限公司 | 双壁钻杆和钻机 |
| CN109098657A (zh) * | 2018-10-24 | 2018-12-28 | 云南建投基础工程有限责任公司 | 一种与旋挖桩机结合的处理漂石的高压水射流装置及方法 |
| US10876376B2 (en) | 2018-10-29 | 2020-12-29 | Cameron International Corporation | Erosion control system |
| CN109653691B (zh) * | 2019-02-27 | 2024-01-26 | 西南石油大学 | 一种水力与机械复合可控式岩屑床清除工具 |
| CN111764821B (zh) * | 2020-08-03 | 2023-04-14 | 四川大学 | 一种微波水射流协同破岩方法与装置 |
| CN116397700B (zh) * | 2023-01-16 | 2025-06-03 | 广西路建工程集团有限公司 | 一种冲孔长桩卡锤后埋锤施工处理方法 |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3273660A (en) * | 1966-09-20 | Method and apparatus for changing single drill pipe strings to | ||
| US1338460A (en) * | 1919-08-22 | 1920-04-27 | James D Morrison | Well-drilling device |
| US1512140A (en) * | 1923-07-09 | 1924-10-21 | Schaub Otto | Rock boring |
| US1585969A (en) * | 1923-10-24 | 1926-05-25 | Roy N Ferguson | Method of maintaining a double circulation in oil wells |
| US1716245A (en) * | 1925-04-06 | 1929-06-04 | Otho S Shaw | Tubing anchor |
| US2258001A (en) * | 1938-12-23 | 1941-10-07 | Dow Chemical Co | Subterranean boring |
| US2720381A (en) * | 1949-05-02 | 1955-10-11 | Thomas E Quick | Method and apparatus for hydraulic reaming of oil wells |
| US2941783A (en) * | 1957-07-15 | 1960-06-21 | Phillips Petroleum Co | Hydraulic earth boring and cyclone separation system |
| US3112800A (en) * | 1959-08-28 | 1963-12-03 | Phillips Petroleum Co | Method of drilling with high velocity jet cutter rock bit |
| US3375886A (en) * | 1963-09-24 | 1968-04-02 | Gulf Research Development Co | Method of treating abrasive-laden drilling liquid |
| DE1274537B (de) * | 1967-01-25 | 1968-08-08 | Masch Und Bohrgeraete Fabrik | Verbindung zwischen Innenrohr und Aussenrohr bei als Bohrgestaenge verwendbaren Doppelmantelrohren |
| US3489438A (en) * | 1968-04-08 | 1970-01-13 | Denali Services Co Inc | Oil well tubing having noncommunicating fluid passages |
| US3508621A (en) * | 1968-09-09 | 1970-04-28 | Gulf Research Development Co | Abrasive jet drilling fluid |
| US3664443A (en) * | 1969-11-28 | 1972-05-23 | Walker Neer Mfg Co | Dual circulation bumper subs |
| CA933146A (en) * | 1970-06-19 | 1973-09-04 | Becker Drills Ltd. | Method of drilling and casing a large diameter borehole |
| CA926377A (en) * | 1970-08-25 | 1973-05-15 | Can-Tex Drilling And Exploration Ltd. | Dual concentric drillpipe |
| US3677355A (en) * | 1970-12-16 | 1972-07-18 | Wayland D Elenburg | Core retrieving apparatus |
| JPS536766B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-07-28 | 1978-03-11 | ||
| JPS5217646B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-07-28 | 1977-05-17 | ||
| US3871486A (en) * | 1973-08-29 | 1975-03-18 | Bakerdrill Inc | Continuous coring system and apparatus |
| US4012061A (en) * | 1974-12-23 | 1977-03-15 | Smith International, Inc. | Dual conduit drill stem member |
| US4280723A (en) * | 1978-07-26 | 1981-07-28 | Moldestad Jon P | Safety device for hose connections |
| FR2450936A1 (fr) * | 1979-03-08 | 1980-10-03 | Cagnioncle Georges | Nouvelle foreuse rotative a taillant protege par un film fluide a tres haute pression |
| US4431069A (en) * | 1980-07-17 | 1984-02-14 | Dickinson Iii Ben W O | Method and apparatus for forming and using a bore hole |
| US4458766A (en) * | 1982-09-20 | 1984-07-10 | Gilbert Siegel | Hydrojet drilling means |
| US4534427A (en) * | 1983-07-25 | 1985-08-13 | Wang Fun Den | Abrasive containing fluid jet drilling apparatus and process |
-
1984
- 1984-10-16 US US06/661,368 patent/US4624327A/en not_active Expired - Lifetime
-
1985
- 1985-03-05 US US06/708,245 patent/US4691790A/en not_active Expired - Fee Related
- 1985-10-09 AU AU50645/85A patent/AU585287B2/en not_active Ceased
- 1985-10-09 DE DE85905455T patent/DE3587472T2/de not_active Expired - Fee Related
- 1985-10-09 WO PCT/US1985/001975 patent/WO1986002403A1/en active IP Right Grant
- 1985-10-09 EP EP85905455A patent/EP0198060B1/en not_active Expired - Lifetime
- 1985-10-09 AT AT85905455T patent/ATE91748T1/de not_active IP Right Cessation
- 1985-10-09 BR BR8506979A patent/BR8506979A/pt unknown
- 1985-10-15 MX MX289A patent/MX162577A/es unknown
-
1986
- 1986-06-10 DK DK273686A patent/DK273686D0/da unknown
- 1986-06-13 NO NO862365A patent/NO862365L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US4691790A (en) | 1987-09-08 |
| BR8506979A (pt) | 1987-01-06 |
| NO862365D0 (no) | 1986-06-13 |
| AU585287B2 (en) | 1989-06-15 |
| DK273686A (da) | 1986-06-10 |
| DK273686D0 (da) | 1986-06-10 |
| DE3587472D1 (de) | 1993-08-26 |
| US4624327B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-08-21 |
| EP0198060A4 (en) | 1988-10-20 |
| ATE91748T1 (de) | 1993-08-15 |
| EP0198060A1 (en) | 1986-10-22 |
| AU5064585A (en) | 1986-05-02 |
| NO862365L (no) | 1986-06-13 |
| EP0198060B1 (en) | 1993-07-21 |
| US4624327A (en) | 1986-11-25 |
| MX162577A (es) | 1991-05-27 |
| WO1986002403A1 (en) | 1986-04-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3587472T2 (de) | Methode und gerät zum kombinierten jet- und mechanischbohren. | |
| DE69118158T2 (de) | Verfahren und system zur entsorgung von bohrklein | |
| DE3873407T2 (de) | Verfahren zum zementieren eines foerderrohres in einem unterirdischen gekruemmten bohrloch. | |
| DE3942438C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE2808003C2 (de) | Verfahren und Vorrichtung zur Wiedergewinnung von Bohrspülung | |
| DE4003969A1 (de) | Horizontalbohrungs-wirbeleinrichtung und verfahren hierfuer | |
| EP3039218B1 (de) | Bohrkopf zum aufweiten einer pilotbohrung zum erstellen eines bohrlochs | |
| DE602004009937T2 (de) | Erdbohrungs-drehbohrmeissel mit schraubenförmigen öffnungen | |
| EP1731708A1 (de) | Senkhammer-Bohrvorrichtung und -verfahren | |
| EP0578034B1 (de) | Verfahren und Vorrichtung zum Herstellen einer Erdbohrung | |
| DE69708852T2 (de) | Tunnelvortriebsmaschine und herstellungsverfahren | |
| DE1608268B2 (de) | Gesteinsbohrwerkzeug | |
| DE3239756A1 (de) | Verfahren und vorrichtung zur reinigung von sielrohren | |
| DE3920392A1 (de) | Verfahren zum abbau und zur foerderung einer unter wasser lagernden bodenschicht und vorrichtung zur durchfuehrung des verfahrens | |
| DE3304594C2 (de) | Einrichtung zum Säubern von Bohrlöchern | |
| DE3147935C2 (de) | Verfahren und Vorrichtung zum Herstellen von Grundwasserbrunnen | |
| EP3631149B1 (de) | Abrasiv-suspensions-erodier-system | |
| EP0690953B1 (de) | Bohrvorrichtung mit bohrgestänge und senkhammer-bohrkopf | |
| EP3211284A1 (de) | Verfahren zum entfernen eines im erdreich verlegten kunststoffrohres wie ein gasrohr, ein wasserrohr, ein abwasserrohr oder dergleichen | |
| DE2618432A1 (de) | Verfahren und vorrichtung zum waschen von bohrlochwerkzeugen und zerkleinern groesserer bohrgutstuecke | |
| EP4286593B1 (de) | Tiefbaugerät und verfahren zum erstellen eines loches | |
| AT216445B (de) | Tiefbohrvorrichtung | |
| DE102005026921A1 (de) | Senkhammer-Bohrvorrichtung und -verfahren | |
| DE8112005U1 (de) | Abbauvorrichtung zum auflockern und loesen von lockergestein im streckenvortrieb und tunnelbau | |
| CA1260455A (en) | Method and apparatus for combined jet and mechanical drilling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |