EP3074585A4 - Messerblock für einen bohrnachräumer - Google Patents
Messerblock für einen bohrnachräumerInfo
- Publication number
- EP3074585A4 EP3074585A4 EP14864471.9A EP14864471A EP3074585A4 EP 3074585 A4 EP3074585 A4 EP 3074585A4 EP 14864471 A EP14864471 A EP 14864471A EP 3074585 A4 EP3074585 A4 EP 3074585A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- underreamer
- downhole
- cutter block
- cutter
- block
- 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- Withdrawn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)
- 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)
- Drilling Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361908597P | 2013-11-25 | 2013-11-25 | |
US14/551,671 US20150144405A1 (en) | 2013-11-25 | 2014-11-24 | Cutter block for a downhole underreamer |
PCT/US2014/067266 WO2015077749A1 (en) | 2013-11-25 | 2014-11-25 | Cutter block for a downhole underreamer |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3074585A1 EP3074585A1 (de) | 2016-10-05 |
EP3074585A4 true EP3074585A4 (de) | 2016-12-28 |
Family
ID=53180285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP14864471.9A Withdrawn EP3074585A4 (de) | 2013-11-25 | 2014-11-25 | Messerblock für einen bohrnachräumer |
Country Status (3)
Country | Link |
---|---|
US (1) | US20150144405A1 (de) |
EP (1) | EP3074585A4 (de) |
WO (1) | WO2015077749A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2520998B (en) | 2013-12-06 | 2016-06-29 | Schlumberger Holdings | Expandable Reamer |
BR112017001386A2 (pt) | 2014-07-21 | 2018-06-05 | Schlumberger Technology Bv | alargador. |
GB2528456A (en) * | 2014-07-21 | 2016-01-27 | Schlumberger Holdings | Reamer |
GB2528454A (en) * | 2014-07-21 | 2016-01-27 | Schlumberger Holdings | Reamer |
GB2528459B (en) * | 2014-07-21 | 2018-10-31 | Schlumberger Holdings | Reamer |
GB2528458A (en) * | 2014-07-21 | 2016-01-27 | Schlumberger Holdings | Reamer |
GB2528457B (en) * | 2014-07-21 | 2018-10-10 | Schlumberger Holdings | Reamer |
WO2017132033A1 (en) * | 2016-01-28 | 2017-08-03 | Schlumberger Technology Corporation | Staged underreamer cutter block |
WO2017132052A1 (en) | 2016-01-28 | 2017-08-03 | Schlumberger Technology Corporation | Underreamer cutter block |
CA3052394C (en) * | 2017-02-09 | 2020-11-17 | Shear Bits, Ltd. | Wellbore reaming tool having shear cutters and gouging cutters |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4431065A (en) * | 1982-02-26 | 1984-02-14 | Smith International, Inc. | Underreamer |
GB2262711A (en) * | 1991-12-27 | 1993-06-30 | Hailey Charles D | Cutter blades for rotary tubing tools |
WO2005052301A2 (en) * | 2003-11-28 | 2005-06-09 | Shell Internationale Research Maatschappij B.V. | Drill bit with protection member |
US20100276201A1 (en) * | 2009-05-01 | 2010-11-04 | Smith International, Inc. | Secondary cutting structure |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4589504A (en) * | 1984-07-27 | 1986-05-20 | Diamant Boart Societe Anonyme | Well bore enlarger |
US6659207B2 (en) * | 1999-06-30 | 2003-12-09 | Smith International, Inc. | Bi-centered drill bit having enhanced casing drill-out capability and improved directional stability |
US7513318B2 (en) * | 2002-02-19 | 2009-04-07 | Smith International, Inc. | Steerable underreamer/stabilizer assembly and method |
US7726415B1 (en) * | 2005-04-07 | 2010-06-01 | Ots International, Inc. | Fixed cutter drill bit |
US8074741B2 (en) * | 2008-04-23 | 2011-12-13 | Baker Hughes Incorporated | Methods, systems, and bottom hole assemblies including reamer with varying effective back rake |
US20100193250A1 (en) * | 2009-01-30 | 2010-08-05 | Tesco Corporation | Cutting Structure for Casing Drilling Underreamer |
GB0902253D0 (en) * | 2009-02-12 | 2009-03-25 | Stable Services Ltd | Downhole tool |
US20110005841A1 (en) * | 2009-07-07 | 2011-01-13 | Baker Hughes Incorporated | Backup cutting elements on non-concentric reaming tools |
US8297381B2 (en) * | 2009-07-13 | 2012-10-30 | Baker Hughes Incorporated | Stabilizer subs for use with expandable reamer apparatus, expandable reamer apparatus including stabilizer subs and related methods |
US8505634B2 (en) * | 2009-12-28 | 2013-08-13 | Baker Hughes Incorporated | Earth-boring tools having differing cutting elements on a blade and related methods |
US9051793B2 (en) * | 2011-12-13 | 2015-06-09 | Smith International, Inc. | Apparatuses and methods for stabilizing downhole tools |
US9074434B2 (en) * | 2012-08-14 | 2015-07-07 | Chevron U.S.A. Inc. | Reamer with improved performance characteristics in hard and abrasive formations |
-
2014
- 2014-11-24 US US14/551,671 patent/US20150144405A1/en not_active Abandoned
- 2014-11-25 WO PCT/US2014/067266 patent/WO2015077749A1/en active Application Filing
- 2014-11-25 EP EP14864471.9A patent/EP3074585A4/de not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4431065A (en) * | 1982-02-26 | 1984-02-14 | Smith International, Inc. | Underreamer |
GB2262711A (en) * | 1991-12-27 | 1993-06-30 | Hailey Charles D | Cutter blades for rotary tubing tools |
WO2005052301A2 (en) * | 2003-11-28 | 2005-06-09 | Shell Internationale Research Maatschappij B.V. | Drill bit with protection member |
US20100276201A1 (en) * | 2009-05-01 | 2010-11-04 | Smith International, Inc. | Secondary cutting structure |
Non-Patent Citations (1)
Title |
---|
See also references of WO2015077749A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP3074585A1 (de) | 2016-10-05 |
US20150144405A1 (en) | 2015-05-28 |
WO2015077749A1 (en) | 2015-05-28 |
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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: 20160523 |
|
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: STEWART, MICHAEL Inventor name: SALVO, VINCENTE S. Inventor name: ISHAK, GEORGES Inventor name: XIA, SIKE |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20161130 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: E21B 10/62 20060101ALI20161124BHEP Ipc: E21B 10/32 20060101ALI20161124BHEP Ipc: E21B 10/26 20060101AFI20161124BHEP Ipc: E21B 10/43 20060101ALI20161124BHEP |
|
17Q | First examination report despatched |
Effective date: 20161209 |
|
DAX | Request for extension of the european patent (deleted) | ||
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: E21B 10/26 20060101AFI20171009BHEP Ipc: E21B 10/62 20060101ALI20171009BHEP Ipc: E21B 10/32 20060101ALI20171009BHEP Ipc: E21B 10/43 20060101ALI20171009BHEP |
|
INTG | Intention to grant announced |
Effective date: 20171031 |
|
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: 20180313 |