GB2356418B - Method of drilling a borehole - Google Patents
Method of drilling a boreholeInfo
- Publication number
- GB2356418B GB2356418B GB0104710A GB0104710A GB2356418B GB 2356418 B GB2356418 B GB 2356418B GB 0104710 A GB0104710 A GB 0104710A GB 0104710 A GB0104710 A GB 0104710A GB 2356418 B GB2356418 B GB 2356418B
- Authority
- GB
- United Kingdom
- Prior art keywords
- borehole
- drilling
- 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.)
- Expired - Fee Related
Links
- 238000005553 drilling 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1078—Stabilisers or centralisers for casing, tubing or drill pipes
-
- 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
-
- 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
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
- E21B17/1064—Pipes or rods with a relatively rotating sleeve
-
- 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
- E21B7/04—Directional drilling
- E21B7/06—Deflecting the direction of boreholes
- E21B7/067—Deflecting the direction of boreholes with means for locking sections of a pipe or of a guide for a shaft in angular relation, e.g. adjustable bent sub
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3012796P | 1996-11-04 | 1996-11-04 | |
GB9723290A GB2319046B (en) | 1996-11-04 | 1997-11-04 | A drilling tool |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0104710D0 GB0104710D0 (en) | 2001-04-11 |
GB2356418A GB2356418A (en) | 2001-05-23 |
GB2356418B true GB2356418B (en) | 2001-07-11 |
Family
ID=26312543
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0104707A Expired - Fee Related GB2356417B (en) | 1996-11-04 | 1997-11-04 | A drilling tool |
GB0104710A Expired - Fee Related GB2356418B (en) | 1996-11-04 | 1997-11-04 | Method of drilling a borehole |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0104707A Expired - Fee Related GB2356417B (en) | 1996-11-04 | 1997-11-04 | A drilling tool |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB2356417B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7513318B2 (en) * | 2002-02-19 | 2009-04-07 | Smith International, Inc. | Steerable underreamer/stabilizer assembly and method |
WO2009029800A1 (en) * | 2007-08-30 | 2009-03-05 | Baker Hughes Incorporated | Apparatus and method for drilling wellbores that utilize a detachable reamer |
US8056649B2 (en) * | 2007-08-30 | 2011-11-15 | Baker Hughes Incorporated | Apparatus and methods for drilling wellbores that utilize a detachable reamer |
EP2948612A4 (en) | 2013-01-25 | 2017-02-22 | Halliburton Energy Services, Inc. | Hydraulic activation of mechanically operated bottom hole assembly tool |
GB2522063A (en) * | 2014-01-14 | 2015-07-15 | Fugro Seacore Ltd | Drill String Stabiliser Assembly |
US11286727B2 (en) | 2016-11-18 | 2022-03-29 | Modus Oilfield International Llc | Multifunction wellbore conditioning tool |
CN112012662B (en) * | 2020-10-20 | 2021-01-05 | 胜利油田固邦石油装备有限责任公司 | Lengthened PDC drill bit with centralizer |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3851719A (en) * | 1973-03-22 | 1974-12-03 | American Coldset Corp | Stabilized under-drilling apparatus |
US4709462A (en) * | 1986-08-04 | 1987-12-01 | Oil Patch Group, Inc. | Method for assembling a well drilling tool |
US4862974A (en) * | 1988-12-07 | 1989-09-05 | Amoco Corporation | Downhole drilling assembly, apparatus and method utilizing drilling motor and stabilizer |
US5495899A (en) * | 1995-04-28 | 1996-03-05 | Baker Hughes Incorporated | Reamer wing with balanced cutting loads |
US5497842A (en) * | 1995-04-28 | 1996-03-12 | Baker Hughes Incorporated | Reamer wing for enlarging a borehole below a smaller-diameter portion therof |
WO1998015710A1 (en) * | 1996-10-09 | 1998-04-16 | Baker Hughes Incorporated | Reaming apparatus with enhanced stability and transition from pilot hole to enlarged bore diameter |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4133396A (en) * | 1977-11-04 | 1979-01-09 | Smith International, Inc. | Drilling and casing landing apparatus and method |
US5060736A (en) * | 1990-08-20 | 1991-10-29 | Smith International, Inc. | Steerable tool underreaming system |
-
1997
- 1997-11-04 GB GB0104707A patent/GB2356417B/en not_active Expired - Fee Related
- 1997-11-04 GB GB0104710A patent/GB2356418B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3851719A (en) * | 1973-03-22 | 1974-12-03 | American Coldset Corp | Stabilized under-drilling apparatus |
US4709462A (en) * | 1986-08-04 | 1987-12-01 | Oil Patch Group, Inc. | Method for assembling a well drilling tool |
US4862974A (en) * | 1988-12-07 | 1989-09-05 | Amoco Corporation | Downhole drilling assembly, apparatus and method utilizing drilling motor and stabilizer |
US5495899A (en) * | 1995-04-28 | 1996-03-05 | Baker Hughes Incorporated | Reamer wing with balanced cutting loads |
US5497842A (en) * | 1995-04-28 | 1996-03-12 | Baker Hughes Incorporated | Reamer wing for enlarging a borehole below a smaller-diameter portion therof |
WO1998015710A1 (en) * | 1996-10-09 | 1998-04-16 | Baker Hughes Incorporated | Reaming apparatus with enhanced stability and transition from pilot hole to enlarged bore diameter |
Also Published As
Publication number | Publication date |
---|---|
GB0104707D0 (en) | 2001-04-11 |
GB2356418A (en) | 2001-05-23 |
GB2356417B (en) | 2001-07-04 |
GB0104710D0 (en) | 2001-04-11 |
GB2356417A (en) | 2001-05-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20111104 |