NO761793L - - Google Patents
Info
- Publication number
- NO761793L NO761793L NO761793A NO761793A NO761793L NO 761793 L NO761793 L NO 761793L NO 761793 A NO761793 A NO 761793A NO 761793 A NO761793 A NO 761793A NO 761793 L NO761793 L NO 761793L
- Authority
- NO
- Norway
- Prior art keywords
- conical
- drilling
- drill
- drill bit
- axis
- Prior art date
Links
- 238000005553 drilling Methods 0.000 claims description 104
- 239000011435 rock Substances 0.000 claims description 24
- 125000006850 spacer group Chemical group 0.000 claims description 15
- 238000005452 bending Methods 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 239000003381 stabilizer Substances 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 238000005065 mining Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- E21B10/00—Drill bits
- E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
- E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/581,379 US4031974A (en) | 1975-05-27 | 1975-05-27 | Boring apparatus capable of boring straight holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO761793L true NO761793L (cs) | 1976-11-30 |
Family
ID=24324967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO761793A NO761793L (cs) | 1975-05-27 | 1976-05-26 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4031974A (cs) |
| AU (1) | AU499969B2 (cs) |
| CA (1) | CA1053659A (cs) |
| GB (1) | GB1518616A (cs) |
| NO (1) | NO761793L (cs) |
| ZA (1) | ZA763109B (cs) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4706765A (en) * | 1986-08-11 | 1987-11-17 | Four E Inc. | Drill bit assembly |
| GB8806109D0 (en) * | 1988-03-15 | 1988-04-13 | Anderson C A | Downhole stabilisers |
| DE3942438A1 (de) * | 1989-12-22 | 1991-07-11 | Eastman Christensen Co | Vorrichtung zum bohren einer neben- oder ablenkbohrung eines insbesondere verrohrten bohrlochs |
| NO176528C (no) * | 1992-02-17 | 1995-04-19 | Kverneland Klepp As | Anordning ved borekroner |
| US5497842A (en) * | 1995-04-28 | 1996-03-12 | Baker Hughes Incorporated | Reamer wing for enlarging a borehole below a smaller-diameter portion therof |
| USRE36817E (en) * | 1995-04-28 | 2000-08-15 | Baker Hughes Incorporated | Method and apparatus for drilling and enlarging a borehole |
| US6123160A (en) * | 1997-04-02 | 2000-09-26 | Baker Hughes Incorporated | Drill bit with gage definition region |
| US6206117B1 (en) | 1997-04-02 | 2001-03-27 | Baker Hughes Incorporated | Drilling structure with non-axial gage |
| US6173797B1 (en) * | 1997-09-08 | 2001-01-16 | Baker Hughes Incorporated | Rotary drill bits for directional drilling employing movable cutters and tandem gage pad arrangement with active cutting elements and having up-drill capability |
| US6321862B1 (en) | 1997-09-08 | 2001-11-27 | Baker Hughes Incorporated | Rotary drill bits for directional drilling employing tandem gage pad arrangement with cutting elements and up-drill capability |
| US6079309A (en) * | 1997-11-24 | 2000-06-27 | Molburg; John C. | Cutting guide with integral supportive clamping and alignment |
| US6386302B1 (en) * | 1999-09-09 | 2002-05-14 | Smith International, Inc. | Polycrystaline diamond compact insert reaming tool |
| CA2288494C (en) | 1999-10-22 | 2008-01-08 | Canadian Downhole Drill Systems Inc. | One trip milling system |
| US7251590B2 (en) * | 2000-03-13 | 2007-07-31 | Smith International, Inc. | Dynamic vibrational control |
| US9482055B2 (en) * | 2000-10-11 | 2016-11-01 | Smith International, Inc. | Methods for modeling, designing, and optimizing the performance of drilling tool assemblies |
| US6439326B1 (en) * | 2000-04-10 | 2002-08-27 | Smith International, Inc. | Centered-leg roller cone drill bit |
| US6568488B2 (en) | 2001-06-13 | 2003-05-27 | Earth Tool Company, L.L.C. | Roller pipe burster |
| US7954559B2 (en) * | 2005-04-06 | 2011-06-07 | Smith International, Inc. | Method for optimizing the location of a secondary cutting structure component in a drill string |
| US20070240906A1 (en) * | 2006-03-31 | 2007-10-18 | Hill Gilman A | Tapered reamer bit |
| GB0710891D0 (en) * | 2007-06-07 | 2007-07-18 | Anderguage Ltd | Drilling apparatus |
| GB2465504C (en) | 2008-06-27 | 2019-12-25 | Rasheed Wajid | Expansion and sensing tool |
| US8286731B2 (en) * | 2008-10-22 | 2012-10-16 | Ressi Di Cervia Arturo L | Method and apparatus for constructing deep vertical boreholes and underground cut-off walls |
| GB0906211D0 (en) | 2009-04-09 | 2009-05-20 | Andergauge Ltd | Under-reamer |
| GB2486898A (en) | 2010-12-29 | 2012-07-04 | Nov Downhole Eurasia Ltd | A downhole tool with at least one extendable offset cutting member for reaming a bore |
| CA2857841C (en) | 2013-07-26 | 2018-03-13 | National Oilwell DHT, L.P. | Downhole activation assembly with sleeve valve and method of using same |
| WO2016154253A1 (en) * | 2015-03-23 | 2016-09-29 | T2 Tools And Design, Llc | Elevator roller insert system |
| CN114718464A (zh) * | 2022-03-22 | 2022-07-08 | 中国矿业大学 | 地应力测试一次成孔装置与方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1302058A (en) * | 1913-12-01 | 1919-04-29 | Mahlon E Layne | Drilling apparatus. |
| US1391626A (en) * | 1920-04-27 | 1921-09-20 | Richard J Bequette | Drill-head for well-driling apparatus |
| US1864274A (en) * | 1930-01-22 | 1932-06-21 | Grant John | Collapsible hole straightener |
| US2122863A (en) * | 1936-04-13 | 1938-07-05 | Globe Oil Tools Co | Reamer |
| US3237705A (en) * | 1963-11-13 | 1966-03-01 | Williams Joseph W | Reamer for enlarging and straightening bore holes |
| US3231033A (en) * | 1963-12-04 | 1966-01-25 | Edward B Williams Iii | Reamer with a rolling cutter for enlarging and straightening bore holes |
-
1975
- 1975-05-27 US US05/581,379 patent/US4031974A/en not_active Expired - Lifetime
-
1976
- 1976-05-25 ZA ZA00763109A patent/ZA763109B/xx unknown
- 1976-05-26 CA CA253,311A patent/CA1053659A/en not_active Expired
- 1976-05-26 NO NO761793A patent/NO761793L/no unknown
- 1976-05-27 AU AU14363/76A patent/AU499969B2/en not_active Expired
- 1976-05-27 GB GB22019/76A patent/GB1518616A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU499969B2 (en) | 1979-05-10 |
| US4031974A (en) | 1977-06-28 |
| GB1518616A (en) | 1978-07-19 |
| ZA763109B (en) | 1978-01-25 |
| AU1436376A (en) | 1977-12-01 |
| CA1053659A (en) | 1979-05-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO761793L (cs) | ||
| US2719026A (en) | Earth boring drill | |
| CA2573888C (en) | Steerable underreamer/stabilizer assembly and method | |
| US7861802B2 (en) | Flexible directional drilling apparatus and method | |
| US5407022A (en) | Free cutting gage insert with relief angle | |
| NO304198B1 (no) | Skiveformet borekrone | |
| CA2081806C (en) | Apparatus for drilling a curved subterranean borehole | |
| RO115746B1 (ro) | Ansamblu pentru foraj curbat | |
| NO344530B1 (no) | Fremgangsmåter for boring av et borehull under anvendelse av en bunnhullsammenstilling | |
| US2829864A (en) | Method and apparatus for straightening well bore holes | |
| NO831219L (no) | Boreinnretning. | |
| NO330003B1 (no) | Hullapner med fast blad og fast kutter | |
| NO20110812A1 (no) | Opprommer | |
| NO337294B1 (no) | Borestabiliserende system, et passivt borestabiliserende system samt en fremgangsmåte for boring av et hovedsakelig konsentrisk borehull | |
| NO343504B1 (no) | Fremgangsmåte og system for boring av et borehull | |
| NO172601B (no) | Fremgangsmaate for oppretting av et borehull som bores skjevt eller buktende samt anordning for gjennomfoering av fremgangsmaaten | |
| NO302770B1 (no) | Innretning til valgfri rett boring eller avviksboring | |
| NO154063B (no) | Anordning til aa styre en borkrone i en bestemt bane. | |
| NO20110693A1 (no) | Anti-virvel borkroner, bronnsted systemer og fremgangsmater for disse | |
| US11603709B2 (en) | Eccentric reaming tool | |
| NO752996L (cs) | ||
| US7168511B2 (en) | Rotary drill bit having cutting insert with a notch | |
| US3285355A (en) | Large diameter well-drilling bit | |
| NO842852L (no) | Fremgangsmaate og apparat for kontroll av azimutal drift av en drillbit | |
| US2186725A (en) | Straight hole bit |