EP2938809A4 - Bha surge relief system - Google Patents
Bha surge relief systemInfo
- Publication number
- EP2938809A4 EP2938809A4 EP12890737.5A EP12890737A EP2938809A4 EP 2938809 A4 EP2938809 A4 EP 2938809A4 EP 12890737 A EP12890737 A EP 12890737A EP 2938809 A4 EP2938809 A4 EP 2938809A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- bha
- relief system
- surge relief
- surge
- relief
- 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- Withdrawn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
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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
- E21B21/103—Down-hole by-pass valve arrangements, i.e. between the inside of the drill string and the annulus
-
- 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
- E21B21/001—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor specially adapted for underwater 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/12—Underwater 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/08—Controlling or monitoring pressure or flow of drilling fluid, e.g. automatic filling of boreholes, automatic control of bottom pressure
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (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)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2012/072116 WO2014105056A1 (en) | 2012-12-28 | 2012-12-28 | Bha surge relief system |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2938809A1 EP2938809A1 (en) | 2015-11-04 |
EP2938809A4 true EP2938809A4 (en) | 2016-09-14 |
Family
ID=51021872
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12890737.5A Withdrawn EP2938809A4 (en) | 2012-12-28 | 2012-12-28 | Bha surge relief system |
Country Status (9)
Country | Link |
---|---|
US (1) | US20150308205A1 (en) |
EP (1) | EP2938809A4 (en) |
CN (1) | CN104968884A (en) |
AU (1) | AU2012397857B2 (en) |
BR (1) | BR112015015320A2 (en) |
CA (1) | CA2891331A1 (en) |
MX (1) | MX2015008170A (en) |
RU (1) | RU2015124925A (en) |
WO (1) | WO2014105056A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3122988B1 (en) * | 2014-03-26 | 2018-10-31 | Drillmec S.p.A. | Method of assembly of a string of elements for deepwater drilling and ultradeep, obstruction element and corresponding use of the same in the said drilling string |
FR3043161B1 (en) | 2015-11-03 | 2017-12-22 | Technip France | DRIVING, METHOD OF CONTROLLING THE HEIGHT OF WATER IN THE DRIVING AND METHOD OF PLACING THE SAME |
US11982142B2 (en) * | 2021-11-19 | 2024-05-14 | Saudi Arabian Oil Company | Method and apparatus of smart pressures equalizer near bit sub |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4421182A (en) * | 1982-03-16 | 1983-12-20 | Moody Arlin R | Combination clean-out and drilling tool |
WO2003023181A1 (en) * | 2001-09-10 | 2003-03-20 | Ocean Riser Systems As | Arrangement and method for regulating bottom hole pressures when drilling deepwater offshore wells |
US20090095528A1 (en) * | 2007-10-12 | 2009-04-16 | Halliburton Energy Services, Inc. | Downhole Motor Assembly with Torque Regulation |
US20100018715A1 (en) * | 2006-11-07 | 2010-01-28 | Halliburton Energy Services, Inc. | Offshore universal riser system |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4335791A (en) * | 1981-04-06 | 1982-06-22 | Evans Robert F | Pressure compensator and lubricating reservoir with improved response to substantial pressure changes and adverse environment |
US4505341A (en) * | 1982-03-16 | 1985-03-19 | Moody Arlin R | Combination clean-out and drilling tool |
US4618010A (en) * | 1986-02-18 | 1986-10-21 | Team Engineering And Manufacturing, Inc. | Hole opener |
US6371207B1 (en) * | 1999-06-10 | 2002-04-16 | M-I L.L.C. | Method and apparatus for displacing drilling fluids with completion and workover fluids, and for cleaning tubular members |
CN2409333Y (en) * | 1999-10-19 | 2000-12-06 | 杜晓瑞 | Pump pressure changing device |
US8955619B2 (en) * | 2002-05-28 | 2015-02-17 | Weatherford/Lamb, Inc. | Managed pressure drilling |
US6834726B2 (en) * | 2002-05-29 | 2004-12-28 | Weatherford/Lamb, Inc. | Method and apparatus to reduce downhole surge pressure using hydrostatic valve |
US20040108138A1 (en) * | 2002-08-21 | 2004-06-10 | Iain Cooper | Hydraulic Optimization of Drilling Fluids in Borehole Drilling |
US7069991B2 (en) * | 2003-01-09 | 2006-07-04 | Weatherford/Lamb, Inc. | Method and apparatus for surge pressure reduction in a tool with fluid motivator |
US7434625B2 (en) * | 2005-06-01 | 2008-10-14 | Tiw Corporation | Downhole flapper circulation tool |
GB2454377B (en) * | 2006-06-30 | 2011-03-09 | Baker Hughes Inc | Method for improved well control with a downhole device |
US8307913B2 (en) * | 2008-05-01 | 2012-11-13 | Schlumberger Technology Corporation | Drilling system with drill string valves |
EP2550425A1 (en) * | 2010-03-23 | 2013-01-30 | Halliburton Energy Services, Inc. | Apparatus and method for well operations |
CN102086756A (en) * | 2011-03-15 | 2011-06-08 | 中国石油大学(北京) | Hole-dilating drill for pressure reduction and speed acceleration |
US20130233620A1 (en) * | 2012-03-09 | 2013-09-12 | Rite Increaser, LLC | Stabilizer with Drilling Fluid Diverting Ports |
-
2012
- 2012-12-28 EP EP12890737.5A patent/EP2938809A4/en not_active Withdrawn
- 2012-12-28 US US14/646,859 patent/US20150308205A1/en not_active Abandoned
- 2012-12-28 CN CN201280077947.1A patent/CN104968884A/en active Pending
- 2012-12-28 RU RU2015124925A patent/RU2015124925A/en not_active Application Discontinuation
- 2012-12-28 AU AU2012397857A patent/AU2012397857B2/en not_active Expired - Fee Related
- 2012-12-28 WO PCT/US2012/072116 patent/WO2014105056A1/en active Application Filing
- 2012-12-28 BR BR112015015320A patent/BR112015015320A2/en not_active IP Right Cessation
- 2012-12-28 CA CA2891331A patent/CA2891331A1/en not_active Abandoned
- 2012-12-28 MX MX2015008170A patent/MX2015008170A/en unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4421182A (en) * | 1982-03-16 | 1983-12-20 | Moody Arlin R | Combination clean-out and drilling tool |
WO2003023181A1 (en) * | 2001-09-10 | 2003-03-20 | Ocean Riser Systems As | Arrangement and method for regulating bottom hole pressures when drilling deepwater offshore wells |
US20100018715A1 (en) * | 2006-11-07 | 2010-01-28 | Halliburton Energy Services, Inc. | Offshore universal riser system |
US20090095528A1 (en) * | 2007-10-12 | 2009-04-16 | Halliburton Energy Services, Inc. | Downhole Motor Assembly with Torque Regulation |
Non-Patent Citations (1)
Title |
---|
See also references of WO2014105056A1 * |
Also Published As
Publication number | Publication date |
---|---|
AU2012397857B2 (en) | 2016-12-15 |
EP2938809A1 (en) | 2015-11-04 |
BR112015015320A2 (en) | 2017-07-11 |
CN104968884A (en) | 2015-10-07 |
US20150308205A1 (en) | 2015-10-29 |
WO2014105056A1 (en) | 2014-07-03 |
MX2015008170A (en) | 2016-02-22 |
CA2891331A1 (en) | 2014-07-03 |
RU2015124925A (en) | 2017-02-03 |
AU2012397857A1 (en) | 2015-06-04 |
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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: 20150608 |
|
AK | Designated contracting states |
Kind code of ref document: A1 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 |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: ARNT, ANTON, K. |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20160816 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: E21B 21/08 20060101AFI20160809BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
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: 20170314 |