CA2842758A1 - Reduction de pression de contact entre paliers de trepan - Google Patents
Reduction de pression de contact entre paliers de trepan Download PDFInfo
- Publication number
- CA2842758A1 CA2842758A1 CA2842758A CA2842758A CA2842758A1 CA 2842758 A1 CA2842758 A1 CA 2842758A1 CA 2842758 A CA2842758 A CA 2842758A CA 2842758 A CA2842758 A CA 2842758A CA 2842758 A1 CA2842758 A1 CA 2842758A1
- Authority
- CA
- Canada
- Prior art keywords
- drill bit
- bearing
- contact
- reduced
- transition
- 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.)
- Abandoned
Links
- 230000009467 reduction Effects 0.000 title description 8
- 230000007704 transition Effects 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims description 84
- 239000002086 nanomaterial Substances 0.000 claims description 9
- 239000011800 void material Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 8
- 239000000314 lubricant Substances 0.000 description 5
- 238000005553 drilling Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 239000002071 nanotube Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- E21B10/08—Roller bits
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
- E21B10/25—Roller bits characterised by bearing, lubrication or sealing details characterised by sealing details
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)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/685,807 US20110168450A1 (en) | 2010-01-12 | 2010-01-12 | Drill bit bearing contact pressure reduction |
| US12/685,807 | 2010-01-12 | ||
| CA2787038A CA2787038A1 (fr) | 2011-02-18 | 2011-02-18 | Reduction de pression de contact entre paliers de trepan |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2787038A Division CA2787038A1 (fr) | 2010-01-12 | 2011-02-18 | Reduction de pression de contact entre paliers de trepan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2842758A1 true CA2842758A1 (fr) | 2011-07-21 |
Family
ID=44257641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2842758A Abandoned CA2842758A1 (fr) | 2010-01-12 | 2011-02-18 | Reduction de pression de contact entre paliers de trepan |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20110168450A1 (fr) |
| EP (1) | EP2524103A2 (fr) |
| AU (1) | AU2011205611B2 (fr) |
| CA (1) | CA2842758A1 (fr) |
| WO (1) | WO2011088477A2 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8459379B2 (en) * | 2010-01-12 | 2013-06-11 | Halliburton Energy Services, Inc. | Bearing contact pressure reduction in well tools |
| US9528066B2 (en) * | 2013-08-30 | 2016-12-27 | Halliburton Energy Services, Inc. | High-temperature lubricants comprising elongated carbon nanoparticles for use in subterranean formation operations |
| DE112013007383T5 (de) * | 2013-08-30 | 2016-05-12 | Halliburton Energy Services, Inc. | Hochtemperaturschmierstoffe, die längliche Kohlenstoffnanopartikel umfassen, zur Verwendung inArbeitsvorgängen in unterirdischen Formationen |
Family Cites Families (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3866987A (en) * | 1974-01-14 | 1975-02-18 | Smith International | Drill bit with laminated friction bearing |
| US4580794A (en) * | 1984-11-16 | 1986-04-08 | Jamak, Inc. | Silicon rubber gasket and material |
| DE3709838C1 (de) * | 1987-03-25 | 1988-09-29 | Eastman Christensen Co | Meisseldirektantrieb fuer Tiefbohrwerkzeuge |
| US5125754A (en) * | 1987-05-29 | 1992-06-30 | Ide Russell D | Multi-deflection pad hydrodynamic thrust and journal bearings having a modular construction |
| US5265964A (en) * | 1990-03-02 | 1993-11-30 | Smith International, Inc. | Lubricant system for a rotary cone rock bit |
| CA2024061C (fr) * | 1990-08-27 | 2001-10-02 | Laurier Emile Comeau | Systeme de forage de sondages devies |
| US5174738A (en) * | 1991-12-11 | 1992-12-29 | Carrier Corporation | Slider block for a scroll compressor having edge loading relief under load |
| US5307887A (en) * | 1992-07-30 | 1994-05-03 | Baker Hughes Incorporated | Earth boring bit with improved thrust bearing |
| US5472058A (en) * | 1994-04-20 | 1995-12-05 | Smith International, Inc. | Rock bit with mechanical seal |
| GB9411228D0 (en) * | 1994-06-04 | 1994-07-27 | Camco Drilling Group Ltd | A modulated bias unit for rotary drilling |
| GB9513252D0 (en) * | 1995-06-29 | 1995-09-06 | Rolls Royce Plc | An abradable composition |
| US5678829A (en) * | 1996-06-07 | 1997-10-21 | Kalsi Engineering, Inc. | Hydrodynamically lubricated rotary shaft seal with environmental side groove |
| DE69821320T2 (de) * | 1997-11-25 | 2004-12-09 | Camco International (Uk) Ltd., Monkstown | Vorgespannte Schleifringdichtung |
| US6412577B1 (en) * | 1998-08-31 | 2002-07-02 | Halliburton Energy Services Inc. | Roller-cone bits, systems, drilling methods, and design methods with optimization of tooth orientation |
| ID28517A (id) * | 1998-08-31 | 2001-05-31 | Halliburton Energy Serv Inc | Bit kerucut penggulung daya seimbang, sistem metode pengeboran, dan metode disain |
| US6401839B1 (en) * | 1998-08-31 | 2002-06-11 | Halliburton Energy Services, Inc. | Roller cone bits, methods, and systems with anti-tracking variation in tooth orientation |
| US6095262A (en) * | 1998-08-31 | 2000-08-01 | Halliburton Energy Services, Inc. | Roller-cone bits, systems, drilling methods, and design methods with optimization of tooth orientation |
| US6269892B1 (en) * | 1998-12-21 | 2001-08-07 | Dresser Industries, Inc. | Steerable drilling system and method |
| BE1012545A3 (fr) * | 1999-03-09 | 2000-12-05 | Security Dbs | Elargisseur de trou de forage. |
| US6460635B1 (en) * | 1999-10-25 | 2002-10-08 | Kalsi Engineering, Inc. | Load responsive hydrodynamic bearing |
| DE19955764A1 (de) * | 1999-11-19 | 2001-05-31 | Hilti Ag | Verfahren und Vorrichtung zur Spaltabdichtung |
| US6863124B2 (en) * | 2001-12-21 | 2005-03-08 | Schlumberger Technology Corporation | Sealed ESP motor system |
| US7434632B2 (en) * | 2004-03-02 | 2008-10-14 | Halliburton Energy Services, Inc. | Roller cone drill bits with enhanced drilling stability and extended life of associated bearings and seals |
| EP1766179B1 (fr) * | 2004-06-09 | 2007-10-31 | Halliburton Energy Services N.V. | Outil d' elargissement et de stabilisation a mettre en oeuvre dans un trou de forage |
| US20060065445A1 (en) * | 2004-09-28 | 2006-03-30 | Smith International, Inc. | Rock-bit seals with asymmetric contact profiles |
| US20060171616A1 (en) * | 2005-02-03 | 2006-08-03 | Kalsi Engineering, Inc. | Hydrodynamic thrust bearing assembly |
| US7703982B2 (en) * | 2005-08-26 | 2010-04-27 | Us Synthetic Corporation | Bearing apparatuses, systems including same, and related methods |
| US7387177B2 (en) * | 2006-10-18 | 2008-06-17 | Baker Hughes Incorporated | Bearing insert sleeve for roller cone bit |
| US7870913B1 (en) * | 2007-07-18 | 2011-01-18 | Us Synthetic Corporation | Bearing assemblies, and bearing apparatuses and motor assemblies using same |
| US20090038858A1 (en) * | 2007-08-06 | 2009-02-12 | Smith International, Inc. | Use of nanosized particulates and fibers in elastomer seals for improved performance metrics for roller cone bits |
| DK2238380T3 (en) * | 2008-02-04 | 2016-05-09 | Welldynamics Inc | Strømtilført composite metal-to-metal seal |
| US8459379B2 (en) * | 2010-01-12 | 2013-06-11 | Halliburton Energy Services, Inc. | Bearing contact pressure reduction in well tools |
-
2010
- 2010-01-12 US US12/685,807 patent/US20110168450A1/en not_active Abandoned
-
2011
- 2011-02-18 WO PCT/US2011/025427 patent/WO2011088477A2/fr active Application Filing
- 2011-02-18 EP EP11733546A patent/EP2524103A2/fr not_active Withdrawn
- 2011-02-18 CA CA2842758A patent/CA2842758A1/fr not_active Abandoned
- 2011-02-18 AU AU2011205611A patent/AU2011205611B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011088477A2 (fr) | 2011-07-21 |
| WO2011088477A3 (fr) | 2011-10-20 |
| AU2011205611B2 (en) | 2014-10-09 |
| AU2011205611A1 (en) | 2012-06-21 |
| US20110168450A1 (en) | 2011-07-14 |
| EP2524103A2 (fr) | 2012-11-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20140211 |
|
| FZDE | Discontinued |
Effective date: 20160914 |