AR215252A1 - Disposicion centradora para centrar una pieza tubular - Google Patents
Disposicion centradora para centrar una pieza tubularInfo
- Publication number
- AR215252A1 AR215252A1 AR265423A AR26542376A AR215252A1 AR 215252 A1 AR215252 A1 AR 215252A1 AR 265423 A AR265423 A AR 265423A AR 26542376 A AR26542376 A AR 26542376A AR 215252 A1 AR215252 A1 AR 215252A1
- Authority
- AR
- Argentina
- Prior art keywords
- center
- tubular piece
- centering arrangement
- centering
- arrangement
- Prior art date
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
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
- E21B17/1021—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs
- E21B17/1028—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well with articulated arms or arcuate springs with arcuate springs only, e.g. baskets with outwardly bowed strips for cementing operations
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Paper (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/668,096 US4021083A (en) | 1976-03-18 | 1976-03-18 | Snap-lock end ring |
Publications (1)
Publication Number | Publication Date |
---|---|
AR215252A1 true AR215252A1 (es) | 1979-09-28 |
Family
ID=24680993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AR265423A AR215252A1 (es) | 1976-03-18 | 1976-11-11 | Disposicion centradora para centrar una pieza tubular |
Country Status (8)
Country | Link |
---|---|
US (1) | US4021083A (de) |
JP (1) | JPS52114401A (de) |
AR (1) | AR215252A1 (de) |
BR (1) | BR7608155A (de) |
DE (1) | DE2702135A1 (de) |
FR (1) | FR2344706A1 (de) |
NL (1) | NL7613074A (de) |
NO (1) | NO770952L (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4520869A (en) * | 1983-09-29 | 1985-06-04 | Svenson Bert N | Centralizer for well casings |
US7156171B2 (en) * | 2000-09-06 | 2007-01-02 | Casetech International, Inc. | Dual diameter and rotating centralizer/sub |
US7182131B2 (en) * | 2000-09-06 | 2007-02-27 | Casetech International, Inc. | Dual diameter and rotating centralizer/sub and method |
US6457519B1 (en) * | 2001-02-20 | 2002-10-01 | Antelope Oil Tool And Manufacturing Company, Inc. | Expandable centralizer |
US6957704B2 (en) * | 2003-05-14 | 2005-10-25 | Halliburton Energy Services Inc. | Limit clamp for use with casing attachments |
US7878241B2 (en) * | 2007-05-16 | 2011-02-01 | Frank's International, Inc. | Expandable centralizer for expandable pipe string |
US9771763B2 (en) | 2007-05-16 | 2017-09-26 | Antelope Oil Tool & Mfg. Co. | Low-clearance centralizer |
US8196654B2 (en) | 2007-05-16 | 2012-06-12 | Frank's International, Inc. | Expandable centralizer for expandable pipe string |
US8763690B2 (en) | 2007-05-16 | 2014-07-01 | Antelope Oil Tool & Mfg. Co., Llc | Casing centralizers having flexible bow springs |
US8573296B2 (en) * | 2011-04-25 | 2013-11-05 | Halliburton Energy Services, Inc. | Limit collar |
BR112017005894B1 (pt) * | 2014-09-24 | 2022-07-12 | Centek Ltd | Centralizador para ser montado ao redor de um corpo de subcentralizador, subcentralizador, método de fabricação de um subcentralizador, dispositivo de encaixe para uso na formação de um centralizador, e centralizador |
US9664001B2 (en) | 2014-09-24 | 2017-05-30 | Centek Limited | Centralizer and associated devices |
GB201506938D0 (en) | 2015-04-23 | 2015-06-10 | Sentergy Ltd | Connection Mechanism |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2718266A (en) * | 1951-12-14 | 1955-09-20 | Baker Oil Tools Inc | Stop devices for well conduits |
US3055432A (en) * | 1960-06-23 | 1962-09-25 | Baker Oil Tools Inc | Well conduit centering devices |
US3227498A (en) * | 1963-04-03 | 1966-01-04 | Grant Oil Tool Company | Drill pipe protector |
-
1976
- 1976-03-18 US US05/668,096 patent/US4021083A/en not_active Expired - Lifetime
- 1976-11-11 AR AR265423A patent/AR215252A1/es active
- 1976-11-24 NL NL7613074A patent/NL7613074A/xx not_active Application Discontinuation
- 1976-11-30 FR FR7636088A patent/FR2344706A1/fr not_active Withdrawn
- 1976-12-06 BR BR7608155A patent/BR7608155A/pt unknown
-
1977
- 1977-01-20 DE DE19772702135 patent/DE2702135A1/de active Pending
- 1977-01-28 JP JP788877A patent/JPS52114401A/ja active Pending
- 1977-03-17 NO NO770952A patent/NO770952L/no unknown
Also Published As
Publication number | Publication date |
---|---|
DE2702135A1 (de) | 1977-09-29 |
US4021083A (en) | 1977-05-03 |
BR7608155A (pt) | 1977-11-22 |
NO770952L (no) | 1977-09-20 |
JPS52114401A (en) | 1977-09-26 |
FR2344706A1 (fr) | 1977-10-14 |
NL7613074A (nl) | 1977-09-20 |
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