EP2678516A4 - Drill string adapter and method for inground signal coupling - Google Patents
Drill string adapter and method for inground signal coupling Download PDFInfo
- Publication number
- EP2678516A4 EP2678516A4 EP12748918.5A EP12748918A EP2678516A4 EP 2678516 A4 EP2678516 A4 EP 2678516A4 EP 12748918 A EP12748918 A EP 12748918A EP 2678516 A4 EP2678516 A4 EP 2678516A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- drill string
- signal coupling
- string adapter
- inground
- inground signal
- 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.)
- Withdrawn
Links
- 230000008878 coupling Effects 0.000 title 1
- 238000010168 coupling process Methods 0.000 title 1
- 238000005859 coupling reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 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
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/003—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings with electrically conducting or insulating 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/028—Electrical or electro-magnetic connections
- E21B17/0283—Electrical or electro-magnetic connections characterised by the coupling being contactless, e.g. inductive
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Geophysics (AREA)
- Earth Drilling (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/035,833 US20120218863A1 (en) | 2011-02-25 | 2011-02-25 | Inground drill string housing and method for signal coupling |
US13/035,774 US8695727B2 (en) | 2011-02-25 | 2011-02-25 | Drill string adapter and method for inground signal coupling |
PCT/US2012/024257 WO2012115778A2 (en) | 2011-02-25 | 2012-02-08 | Drill string adapter and method for inground signal coupling |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2678516A2 EP2678516A2 (en) | 2014-01-01 |
EP2678516A4 true EP2678516A4 (en) | 2017-11-22 |
Family
ID=46721394
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12749614.9A Withdrawn EP2678517A2 (en) | 2011-02-25 | 2012-02-08 | Inground drill string housing and methods for signal coupling |
EP12748918.5A Withdrawn EP2678516A4 (en) | 2011-02-25 | 2012-02-08 | Drill string adapter and method for inground signal coupling |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12749614.9A Withdrawn EP2678517A2 (en) | 2011-02-25 | 2012-02-08 | Inground drill string housing and methods for signal coupling |
Country Status (5)
Country | Link |
---|---|
EP (2) | EP2678517A2 (en) |
CN (2) | CN104040108A (en) |
HK (1) | HK1201898A1 (en) |
RU (2) | RU2013138440A (en) |
WO (2) | WO2012115779A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9422802B2 (en) * | 2013-03-14 | 2016-08-23 | Merlin Technology, Inc. | Advanced drill string inground isolator housing in an MWD system and associated method |
US9759012B2 (en) * | 2015-09-24 | 2017-09-12 | Merlin Technology, Inc. | Multimode steering and homing system, method and apparatus |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2354887A (en) * | 1942-10-29 | 1944-08-01 | Stanolind Oil & Gas Co | Well signaling system |
WO1984001439A1 (en) * | 1982-09-30 | 1984-04-12 | Macleod Lab Inc | Apparatus and method for logging wells while drilling |
US5869968A (en) * | 1994-03-11 | 1999-02-09 | Baker Hughes Incorporated | Method and apparatus for avoiding mutual coupling between receivers in measurement while drilling |
GB2405420A (en) * | 2003-08-27 | 2005-03-02 | Prec Drilling Tech Serv Group | Electromagnetic MWD telemetry system incorporating a current sensing transformer |
US20050218898A1 (en) * | 2004-04-01 | 2005-10-06 | Schlumberger Technology Corporation | [a combined propagation and lateral resistivity downhole tool] |
WO2009086637A1 (en) * | 2008-01-11 | 2009-07-16 | Schlumberger Technology Corporation | Electromagnetic telemetry assembly with protected antenna |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA823430B (en) * | 1981-05-22 | 1983-03-30 | Coal Industry Patents Ltd | Drill pipe sections |
US4899112A (en) * | 1987-10-30 | 1990-02-06 | Schlumberger Technology Corporation | Well logging apparatus and method for determining formation resistivity at a shallow and a deep depth |
US6100696A (en) * | 1998-01-09 | 2000-08-08 | Sinclair; Paul L. | Method and apparatus for directional measurement of subsurface electrical properties |
US6134892A (en) * | 1998-04-23 | 2000-10-24 | Aps Technology, Inc. | Cooled electrical system for use downhole |
GB2341754B (en) * | 1998-09-19 | 2002-07-03 | Cryoton | Drill string telemetry |
US6845822B2 (en) * | 1999-05-24 | 2005-01-25 | Merlin Technology, Inc | Auto-extending/retracting electrically isolated conductors in a segmented drill string |
US6367564B1 (en) * | 1999-09-24 | 2002-04-09 | Vermeer Manufacturing Company | Apparatus and method for providing electrical transmission of power and signals in a directional drilling apparatus |
WO2002006716A1 (en) * | 2000-07-19 | 2002-01-24 | Novatek Engineering Inc. | Data transmission system for a string of downhole components |
EP1320659A1 (en) * | 2000-09-28 | 2003-06-25 | Paulo S. Tubel | Method and system for wireless communications for downhole applications |
GB0101919D0 (en) * | 2001-01-25 | 2001-03-07 | Geolink Uk Ltd | Induction logging antenna |
US6866306B2 (en) * | 2001-03-23 | 2005-03-15 | Schlumberger Technology Corporation | Low-loss inductive couplers for use in wired pipe strings |
CN100513742C (en) * | 2004-02-16 | 2009-07-15 | 中国石油集团钻井工程技术研究院 | Electromagnetic telemetering method and system of measuring by bit |
US7913773B2 (en) * | 2005-08-04 | 2011-03-29 | Schlumberger Technology Corporation | Bidirectional drill string telemetry for measuring and drilling control |
US7490428B2 (en) * | 2005-10-19 | 2009-02-17 | Halliburton Energy Services, Inc. | High performance communication system |
US7777644B2 (en) * | 2005-12-12 | 2010-08-17 | InatelliServ, LLC | Method and conduit for transmitting signals |
US20100224356A1 (en) * | 2009-03-06 | 2010-09-09 | Smith International, Inc. | Apparatus for electrical power and/or data transfer between rotating components in a drill string |
-
2012
- 2012-02-08 CN CN201280015145.8A patent/CN104040108A/en active Pending
- 2012-02-08 WO PCT/US2012/024261 patent/WO2012115779A2/en active Search and Examination
- 2012-02-08 RU RU2013138440/03A patent/RU2013138440A/en not_active Application Discontinuation
- 2012-02-08 CN CN201280015241.2A patent/CN103518034A/en active Pending
- 2012-02-08 EP EP12749614.9A patent/EP2678517A2/en not_active Withdrawn
- 2012-02-08 WO PCT/US2012/024257 patent/WO2012115778A2/en active Search and Examination
- 2012-02-08 EP EP12748918.5A patent/EP2678516A4/en not_active Withdrawn
- 2012-02-08 RU RU2013138441/03A patent/RU2013138441A/en not_active Application Discontinuation
-
2015
- 2015-03-10 HK HK15102400.3A patent/HK1201898A1/en unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2354887A (en) * | 1942-10-29 | 1944-08-01 | Stanolind Oil & Gas Co | Well signaling system |
WO1984001439A1 (en) * | 1982-09-30 | 1984-04-12 | Macleod Lab Inc | Apparatus and method for logging wells while drilling |
US5869968A (en) * | 1994-03-11 | 1999-02-09 | Baker Hughes Incorporated | Method and apparatus for avoiding mutual coupling between receivers in measurement while drilling |
GB2405420A (en) * | 2003-08-27 | 2005-03-02 | Prec Drilling Tech Serv Group | Electromagnetic MWD telemetry system incorporating a current sensing transformer |
US20050218898A1 (en) * | 2004-04-01 | 2005-10-06 | Schlumberger Technology Corporation | [a combined propagation and lateral resistivity downhole tool] |
WO2009086637A1 (en) * | 2008-01-11 | 2009-07-16 | Schlumberger Technology Corporation | Electromagnetic telemetry assembly with protected antenna |
Also Published As
Publication number | Publication date |
---|---|
WO2012115779A2 (en) | 2012-08-30 |
WO2012115778A2 (en) | 2012-08-30 |
EP2678516A2 (en) | 2014-01-01 |
EP2678517A2 (en) | 2014-01-01 |
WO2012115779A3 (en) | 2013-10-17 |
CN104040108A (en) | 2014-09-10 |
CN103518034A (en) | 2014-01-15 |
WO2012115778A3 (en) | 2013-10-24 |
HK1201898A1 (en) | 2015-09-11 |
RU2013138441A (en) | 2015-02-27 |
RU2013138440A (en) | 2015-02-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20130920 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20171024 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: E21B 19/18 20060101ALI20171018BHEP Ipc: E21B 17/02 20060101ALI20171018BHEP Ipc: E21B 47/12 20120101ALI20171018BHEP Ipc: E21B 19/16 20060101AFI20171018BHEP Ipc: E21B 17/00 20060101ALI20171018BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20180523 |