EP2938804A4 - ROOM FOR INCREASING A DRILLING DIAMETER - Google Patents
ROOM FOR INCREASING A DRILLING DIAMETERInfo
- Publication number
- EP2938804A4 EP2938804A4 EP13868680.3A EP13868680A EP2938804A4 EP 2938804 A4 EP2938804 A4 EP 2938804A4 EP 13868680 A EP13868680 A EP 13868680A EP 2938804 A4 EP2938804 A4 EP 2938804A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- underreamer
- increasing
- bore diameter
- bore
- diameter
- 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- Withdrawn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
- 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
- E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
- E21B10/322—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools cutter shifted by fluid pressure
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)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Crushing And Pulverization Processes (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261746372P | 2012-12-27 | 2012-12-27 | |
US201361921050P | 2013-12-26 | 2013-12-26 | |
PCT/US2013/078078 WO2014106102A1 (en) | 2012-12-27 | 2013-12-27 | Underreamer for increasing a bore diameter |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2938804A1 EP2938804A1 (en) | 2015-11-04 |
EP2938804A4 true EP2938804A4 (en) | 2016-11-02 |
Family
ID=51022091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13868680.3A Withdrawn EP2938804A4 (en) | 2012-12-27 | 2013-12-27 | ROOM FOR INCREASING A DRILLING DIAMETER |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2938804A4 (pt) |
BR (1) | BR112015015771A2 (pt) |
MX (1) | MX364341B (pt) |
WO (1) | WO2014106102A1 (pt) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4282942A (en) * | 1979-06-25 | 1981-08-11 | Smith International Inc. | Underreamer with ported cam sleeve upper extension |
US4354560A (en) * | 1980-07-30 | 1982-10-19 | Tri-State Oil Tool Industries, Inc. | Apparatus for drilling enlarged boreholes |
US4565252A (en) * | 1984-03-08 | 1986-01-21 | Lor, Inc. | Borehole operating tool with fluid circulation through arms |
WO2003102354A1 (en) * | 2002-05-31 | 2003-12-11 | Tesco Corporation | Underreamer |
GB2401384A (en) * | 2003-05-08 | 2004-11-10 | Smith International | Expandable downhole tool |
WO2004101943A2 (en) * | 2003-03-17 | 2004-11-25 | Tesco Corporation | Underreamer |
US20050241856A1 (en) * | 2004-04-21 | 2005-11-03 | Security Dbs Nv/Sa | Underreaming and stabilizing tool and method for its use |
US20110127044A1 (en) * | 2009-09-30 | 2011-06-02 | Baker Hughes Incorporated | Remotely controlled apparatus for downhole applications and methods of operation |
US20120298423A1 (en) * | 2011-05-26 | 2012-11-29 | Smith International, Inc. | Jet arrangement on an expandable downhole tool |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6926100B1 (en) * | 2002-03-12 | 2005-08-09 | Xtech Industries International, Inc. | Hole reaming apparatus and method |
GB0902253D0 (en) * | 2009-02-12 | 2009-03-25 | Stable Services Ltd | Downhole tool |
US9175520B2 (en) * | 2009-09-30 | 2015-11-03 | Baker Hughes Incorporated | Remotely controlled apparatus for downhole applications, components for such apparatus, remote status indication devices for such apparatus, and related methods |
US8333254B2 (en) * | 2010-10-01 | 2012-12-18 | Hall David R | Steering mechanism with a ring disposed about an outer diameter of a drill bit and method for drilling |
-
2013
- 2013-12-27 BR BR112015015771A patent/BR112015015771A2/pt not_active IP Right Cessation
- 2013-12-27 MX MX2015008228A patent/MX364341B/es active IP Right Grant
- 2013-12-27 WO PCT/US2013/078078 patent/WO2014106102A1/en active Application Filing
- 2013-12-27 EP EP13868680.3A patent/EP2938804A4/en not_active Withdrawn
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4282942A (en) * | 1979-06-25 | 1981-08-11 | Smith International Inc. | Underreamer with ported cam sleeve upper extension |
US4354560A (en) * | 1980-07-30 | 1982-10-19 | Tri-State Oil Tool Industries, Inc. | Apparatus for drilling enlarged boreholes |
US4565252A (en) * | 1984-03-08 | 1986-01-21 | Lor, Inc. | Borehole operating tool with fluid circulation through arms |
WO2003102354A1 (en) * | 2002-05-31 | 2003-12-11 | Tesco Corporation | Underreamer |
WO2004101943A2 (en) * | 2003-03-17 | 2004-11-25 | Tesco Corporation | Underreamer |
GB2401384A (en) * | 2003-05-08 | 2004-11-10 | Smith International | Expandable downhole tool |
US20050241856A1 (en) * | 2004-04-21 | 2005-11-03 | Security Dbs Nv/Sa | Underreaming and stabilizing tool and method for its use |
US20110127044A1 (en) * | 2009-09-30 | 2011-06-02 | Baker Hughes Incorporated | Remotely controlled apparatus for downhole applications and methods of operation |
US20120298423A1 (en) * | 2011-05-26 | 2012-11-29 | Smith International, Inc. | Jet arrangement on an expandable downhole tool |
Non-Patent Citations (1)
Title |
---|
See also references of WO2014106102A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2014106102A1 (en) | 2014-07-03 |
MX2015008228A (es) | 2015-09-16 |
MX364341B (es) | 2019-04-23 |
EP2938804A1 (en) | 2015-11-04 |
BR112015015771A2 (pt) | 2017-08-29 |
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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: 20150619 |
|
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 |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20161006 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: E21B 10/32 20060101AFI20160929BHEP |
|
17Q | First examination report despatched |
Effective date: 20161117 |
|
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: 20170328 |