EP0730082A3 - Bohrkrone für drehschlagendes Bohren von vorzugsweise Gestein, Beton oder dergleichen - Google Patents
Bohrkrone für drehschlagendes Bohren von vorzugsweise Gestein, Beton oder dergleichen Download PDFInfo
- Publication number
- EP0730082A3 EP0730082A3 EP96102389A EP96102389A EP0730082A3 EP 0730082 A3 EP0730082 A3 EP 0730082A3 EP 96102389 A EP96102389 A EP 96102389A EP 96102389 A EP96102389 A EP 96102389A EP 0730082 A3 EP0730082 A3 EP 0730082A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- drill bit
- drill
- outer contour
- bit base
- base
- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 title abstract 3
- 239000000428 dust Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000011435 rock Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
- B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
- B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles
-
- 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
- E21B10/02—Core bits
- E21B10/04—Core bits with core destroying means
-
- 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
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
- E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
-
- 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
- E21B10/485—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type with inserts in form of chisels, blades or the like
-
- 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
- E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Drilling Tools (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19507487 | 1995-03-03 | ||
DE19507487A DE19507487A1 (de) | 1995-03-03 | 1995-03-03 | Bohrkrone für drehschlagendes Bohren von vorzugsweise Gestein, Beton oder dergleichen |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0730082A2 EP0730082A2 (de) | 1996-09-04 |
EP0730082A3 true EP0730082A3 (de) | 1998-02-04 |
EP0730082B1 EP0730082B1 (de) | 2002-05-29 |
Family
ID=7755572
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP96102389A Expired - Lifetime EP0730082B1 (de) | 1995-03-03 | 1996-02-17 | Bohrkrone für drehschlagendes Bohren von vorzugsweise Gestein, Beton oder dergleichen |
Country Status (4)
Country | Link |
---|---|
US (1) | US5791424A (de) |
EP (1) | EP0730082B1 (de) |
JP (2) | JPH08260863A (de) |
DE (2) | DE19507487A1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19654597B4 (de) * | 1996-12-20 | 2006-11-09 | Robert Bosch Gmbh | Bohrkrone |
DE29723908U1 (de) * | 1997-12-04 | 1999-05-27 | Hawera Probst GmbH, 88212 Ravensburg | Gesteinsbohrwerkzeug |
US6494276B1 (en) * | 1998-04-24 | 2002-12-17 | Gator Rock Bits, Inc. | Rock auger with pilot drill |
DE19915304B4 (de) * | 1999-03-22 | 2006-07-27 | Robert Bosch Gmbh | Bohrwerkzeug |
GB2427843B (en) * | 2005-10-24 | 2008-05-07 | C4 Carbides Ltd | Drill bit |
US7740088B1 (en) * | 2007-10-30 | 2010-06-22 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Ultrasonic rotary-hammer drill |
EP2153880A1 (de) * | 2008-07-31 | 2010-02-17 | Urea Casale S.A. | Verfahren und Anlage zur Herstellung einer Harnstofflösung zur Verwendung in einem SCR-Prozess zur Nox-Verringerung |
DE102012203088A1 (de) | 2012-02-29 | 2013-08-29 | Robert Bosch Gmbh | Bohrkrone |
DE102012212042A1 (de) * | 2012-07-10 | 2014-01-30 | Robert Bosch Gmbh | Bohrkrone |
US9820757B2 (en) * | 2013-04-12 | 2017-11-21 | Greatbatch Ltd. | Instrument for reshaping the head of a femur |
CN103628819B (zh) * | 2013-11-20 | 2016-04-20 | 中国石油集团渤海钻探工程有限公司 | 一种近钻头扭转冲击器 |
CN104196460B (zh) * | 2014-08-25 | 2017-05-03 | 江苏长城石油装备制造有限公司 | 一种用于天然气岩芯钻探的回转组合式pdc钻头 |
US10005137B2 (en) | 2015-10-22 | 2018-06-26 | Y. G-1 Tool. Co. | Cutting tool |
CN105569573A (zh) * | 2015-12-15 | 2016-05-11 | 武汉地大长江钻头有限公司 | 适用于月球钻探取心的pdc钻头 |
CN105735901A (zh) * | 2016-05-06 | 2016-07-06 | 中铁大桥局集团第四工程有限公司 | 一种旋挖钻机的组合钻具 |
CN113369502B (zh) * | 2021-06-28 | 2022-05-06 | 成都飞机工业(集团)有限责任公司 | 一种超薄壁衬套的车削加工方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2735368A1 (de) * | 1977-08-05 | 1979-02-15 | Hawera Probst Kg Hartmetall | Gesteinsbohrer mit hartmetall- bohrkopf |
DE2913501A1 (de) * | 1979-04-04 | 1980-10-16 | Bosch Gmbh Robert | Hohlbohrer mit bohrkrone |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1559680A (en) * | 1920-10-30 | 1925-11-03 | Denne Mark Thomas | Rotary knife or cutter |
US1572386A (en) * | 1923-07-16 | 1926-02-09 | Leroy G Gates | Rotary drill bit |
DE841892C (de) * | 1950-12-12 | 1952-06-19 | Deilmann Bergbau G M B H C | Verfahren und Vorrichtung zur Herstellung von Kern-Bohrloechern grossen Durchmessers |
US3127944A (en) * | 1959-09-04 | 1964-04-07 | Frank F Davis | Drilling saw |
US3055443A (en) * | 1960-05-31 | 1962-09-25 | Jersey Prod Res Co | Drill bit |
US3845830A (en) * | 1973-02-22 | 1974-11-05 | Texaco Inc | Method for making high penetration rate drill bits and two bits made thereby |
DD134591A1 (de) * | 1976-07-30 | 1979-03-07 | Andreas Wolf | Schaltungsanordnung zur codierung und decodierung von farbfernsehsignalen |
DE3049135A1 (de) * | 1980-12-24 | 1982-07-15 | Hawera Probst Gmbh + Co, 7980 Ravensburg | Bohrer, insbesondere gesteinsbohrer |
DE3317989A1 (de) * | 1983-05-18 | 1984-11-22 | Hawera Probst Gmbh + Co, 7980 Ravensburg | Bohrwerkzeug |
DE3705717A1 (de) * | 1987-02-23 | 1988-09-01 | Erich Wezel | Dosensenker oder hohlbohrkrone sowie herstellungsverfahren hierfuer |
SU1653910A1 (ru) * | 1988-07-05 | 1991-06-07 | Предприятие П/Я М-5612 | Сверло |
US5015128A (en) * | 1990-03-26 | 1991-05-14 | Ross Jr Donald C | Rotary drill apparatus |
US5213456A (en) * | 1991-09-19 | 1993-05-25 | Lee Valley Tools, Ltd. | Plug cutter |
-
1995
- 1995-03-03 DE DE19507487A patent/DE19507487A1/de not_active Withdrawn
-
1996
- 1996-02-17 EP EP96102389A patent/EP0730082B1/de not_active Expired - Lifetime
- 1996-02-17 DE DE59609243T patent/DE59609243D1/de not_active Expired - Lifetime
- 1996-03-01 JP JP8044912A patent/JPH08260863A/ja active Pending
- 1996-03-04 US US08/610,404 patent/US5791424A/en not_active Expired - Lifetime
-
2005
- 2005-10-26 JP JP2005311667A patent/JP3950151B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2735368A1 (de) * | 1977-08-05 | 1979-02-15 | Hawera Probst Kg Hartmetall | Gesteinsbohrer mit hartmetall- bohrkopf |
DE2913501A1 (de) * | 1979-04-04 | 1980-10-16 | Bosch Gmbh Robert | Hohlbohrer mit bohrkrone |
Also Published As
Publication number | Publication date |
---|---|
EP0730082A2 (de) | 1996-09-04 |
JP3950151B2 (ja) | 2007-07-25 |
JP2006096048A (ja) | 2006-04-13 |
JPH08260863A (ja) | 1996-10-08 |
EP0730082B1 (de) | 2002-05-29 |
DE19507487A1 (de) | 1996-09-05 |
US5791424A (en) | 1998-08-11 |
DE59609243D1 (de) | 2002-07-04 |
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