GB2339227B - Downhole Tool - Google Patents
Downhole ToolInfo
- Publication number
- GB2339227B GB2339227B GB9922712A GB9922712A GB2339227B GB 2339227 B GB2339227 B GB 2339227B GB 9922712 A GB9922712 A GB 9922712A GB 9922712 A GB9922712 A GB 9922712A GB 2339227 B GB2339227 B GB 2339227B
- Authority
- GB
- United Kingdom
- Prior art keywords
- downhole tool
- downhole
- tool
- 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
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
- E21B17/14—Casing shoes for the protection of the bottom of the casing
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/22—Rods or pipes with helical structure
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9922712A GB2339227B (en) | 1998-01-24 | 1999-01-25 | Downhole Tool |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9801494.7A GB9801494D0 (en) | 1998-01-24 | 1998-01-24 | Downhole tool |
GBGB9811852.4A GB9811852D0 (en) | 1998-06-02 | 1998-06-02 | Downhole tool |
PCT/GB1999/000093 WO1999037881A2 (en) | 1998-01-24 | 1999-01-25 | Tubing shoe |
GB9922712A GB2339227B (en) | 1998-01-24 | 1999-01-25 | Downhole Tool |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9922712D0 GB9922712D0 (en) | 1999-11-24 |
GB2339227A GB2339227A (en) | 2000-01-19 |
GB2339227B true GB2339227B (en) | 2002-11-20 |
Family
ID=27269187
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9922712A Expired - Fee Related GB2339227B (en) | 1998-01-24 | 1999-01-25 | Downhole Tool |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2339227B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010082051A3 (en) * | 2009-01-15 | 2010-11-11 | Downhole Products Limited | Tubing shoe |
US8561729B2 (en) | 2009-06-05 | 2013-10-22 | Varel International, Ind., L.P. | Casing bit and casing reamer designs |
US9828810B2 (en) | 2014-02-07 | 2017-11-28 | Varel International Ind., L.P. | Mill-drill cutter and drill bit |
US10519722B2 (en) | 2014-07-21 | 2019-12-31 | Schlumberger Technology Corporation | Reamer |
US10612309B2 (en) | 2014-07-21 | 2020-04-07 | Schlumberger Technology Corporation | Reamer |
US10704332B2 (en) | 2014-07-21 | 2020-07-07 | Schlumberger Technology Corporation | Downhole rotary cutting tool |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2461312B (en) | 2008-06-27 | 2012-06-13 | Deep Casing Tools Ltd | Reaming tool |
GB2528456A (en) | 2014-07-21 | 2016-01-27 | Schlumberger Holdings | Reamer |
GB2528458A (en) | 2014-07-21 | 2016-01-27 | Schlumberger Holdings | Reamer |
AU201810865S (en) * | 2017-08-17 | 2018-03-06 | Downhole Products Ltd | Tubing shoe |
CN114109278A (en) * | 2021-12-07 | 2022-03-01 | 中国石油大学(北京) | Ox horn bending eccentric rotating sleeve guide shoe |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2334788A (en) * | 1940-08-12 | 1943-11-23 | Charles M O'leary | Hydraulic bore cleaner and cement shoe |
US2340406A (en) * | 1940-11-14 | 1944-02-01 | Larkin Packer Company | Casing shoe |
US3095644A (en) * | 1958-04-03 | 1963-07-02 | Rector Well Equipment Company | Method for attaching overlapped members |
US3266577A (en) * | 1963-10-14 | 1966-08-16 | Pan American Petroleum Corp | Guide shoe |
US4071101A (en) * | 1976-03-08 | 1978-01-31 | Walker-Neer Mfg. Co., Inc. | Stabilizer for single or dual tube drilling |
US4083612A (en) * | 1976-10-15 | 1978-04-11 | Smith International, Inc. | Non-rotating stabilizer for earth boring and bearing therefor |
WO1991000411A1 (en) * | 1989-06-29 | 1991-01-10 | The Red Baron (Oil Tools Rental) Limited | Drill string component |
WO1995005521A1 (en) * | 1993-08-17 | 1995-02-23 | George Swietlik | Equipment to reduce torque on a drill string |
WO1995021986A1 (en) * | 1994-02-14 | 1995-08-17 | Austoil Drilling Services Pty. Ltd. | Drill casing installation equipment with external friction reducing means |
EP0707131A2 (en) * | 1994-10-15 | 1996-04-17 | Camco Drilling Group Limited | Rotary drill bit with rotatably mounted gauge section for bit stabilisation |
WO1996028635A1 (en) * | 1995-03-11 | 1996-09-19 | Enterprise Oil Plc | Improved casing shoe |
WO1997008423A1 (en) * | 1995-08-30 | 1997-03-06 | Drilltech Services (North Sea) Limited | Friction-reducing drill pipe component |
GB2304755A (en) * | 1995-09-04 | 1997-03-26 | Weatherford Lamb | Casing shoe for oil and gas wells |
GB2333542A (en) * | 1998-01-24 | 1999-07-28 | Downhole Products Plc | Tubing shoe with reaming members |
-
1999
- 1999-01-25 GB GB9922712A patent/GB2339227B/en not_active Expired - Fee Related
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2334788A (en) * | 1940-08-12 | 1943-11-23 | Charles M O'leary | Hydraulic bore cleaner and cement shoe |
US2340406A (en) * | 1940-11-14 | 1944-02-01 | Larkin Packer Company | Casing shoe |
US3095644A (en) * | 1958-04-03 | 1963-07-02 | Rector Well Equipment Company | Method for attaching overlapped members |
US3266577A (en) * | 1963-10-14 | 1966-08-16 | Pan American Petroleum Corp | Guide shoe |
US4071101A (en) * | 1976-03-08 | 1978-01-31 | Walker-Neer Mfg. Co., Inc. | Stabilizer for single or dual tube drilling |
US4083612A (en) * | 1976-10-15 | 1978-04-11 | Smith International, Inc. | Non-rotating stabilizer for earth boring and bearing therefor |
WO1991000411A1 (en) * | 1989-06-29 | 1991-01-10 | The Red Baron (Oil Tools Rental) Limited | Drill string component |
WO1995005521A1 (en) * | 1993-08-17 | 1995-02-23 | George Swietlik | Equipment to reduce torque on a drill string |
WO1995021986A1 (en) * | 1994-02-14 | 1995-08-17 | Austoil Drilling Services Pty. Ltd. | Drill casing installation equipment with external friction reducing means |
EP0707131A2 (en) * | 1994-10-15 | 1996-04-17 | Camco Drilling Group Limited | Rotary drill bit with rotatably mounted gauge section for bit stabilisation |
WO1996028635A1 (en) * | 1995-03-11 | 1996-09-19 | Enterprise Oil Plc | Improved casing shoe |
WO1997008423A1 (en) * | 1995-08-30 | 1997-03-06 | Drilltech Services (North Sea) Limited | Friction-reducing drill pipe component |
GB2304755A (en) * | 1995-09-04 | 1997-03-26 | Weatherford Lamb | Casing shoe for oil and gas wells |
GB2333542A (en) * | 1998-01-24 | 1999-07-28 | Downhole Products Plc | Tubing shoe with reaming members |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010082051A3 (en) * | 2009-01-15 | 2010-11-11 | Downhole Products Limited | Tubing shoe |
US8561729B2 (en) | 2009-06-05 | 2013-10-22 | Varel International, Ind., L.P. | Casing bit and casing reamer designs |
US9828810B2 (en) | 2014-02-07 | 2017-11-28 | Varel International Ind., L.P. | Mill-drill cutter and drill bit |
US10519722B2 (en) | 2014-07-21 | 2019-12-31 | Schlumberger Technology Corporation | Reamer |
US10612309B2 (en) | 2014-07-21 | 2020-04-07 | Schlumberger Technology Corporation | Reamer |
US10704332B2 (en) | 2014-07-21 | 2020-07-07 | Schlumberger Technology Corporation | Downhole rotary cutting tool |
Also Published As
Publication number | Publication date |
---|---|
GB9922712D0 (en) | 1999-11-24 |
GB2339227A (en) | 2000-01-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
708A | Application made to the patents court (sect. 8(1)/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
708I | Reference under sect. 8(1), refernce withdrawn | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20180125 |