CA1230377A - System for determining the free point of pipe stuck in a borehole - Google Patents
System for determining the free point of pipe stuck in a boreholeInfo
- Publication number
- CA1230377A CA1230377A CA000480719A CA480719A CA1230377A CA 1230377 A CA1230377 A CA 1230377A CA 000480719 A CA000480719 A CA 000480719A CA 480719 A CA480719 A CA 480719A CA 1230377 A CA1230377 A CA 1230377A
- Authority
- CA
- Canada
- Prior art keywords
- pipe
- borehole
- tool
- coil
- stuck point
- 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
Links
- 230000005291 magnetic effect Effects 0.000 claims abstract description 47
- 230000035699 permeability Effects 0.000 claims abstract description 45
- 238000005553 drilling Methods 0.000 claims description 30
- 230000004907 flux Effects 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 18
- 238000005259 measurement Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000005294 ferromagnetic effect Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 230000006872 improvement Effects 0.000 claims description 3
- 230000006698 induction Effects 0.000 claims 1
- 230000006870 function Effects 0.000 description 8
- 230000005284 excitation Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 230000035945 sensitivity Effects 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000004020 conductor Substances 0.000 description 5
- 238000005755 formation reaction Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002360 explosive Substances 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000010363 phase shift Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 241001464057 Electroma Species 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006854 communication Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000012883 sequential measurement Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 229910001256 stainless steel alloy Inorganic materials 0.000 description 1
- 230000008961 swelling Effects 0.000 description 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
- E21B47/00—Survey of boreholes or wells
- E21B47/09—Locating or determining the position of objects in boreholes or wells, e.g. the position of an extending arm; Identifying the free or blocked portions of pipes
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics And Detection Of Objects (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US60728184A | 1984-05-04 | 1984-05-04 | |
| US607,281 | 1984-05-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1230377A true CA1230377A (en) | 1987-12-15 |
Family
ID=24431593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000480719A Expired CA1230377A (en) | 1984-05-04 | 1985-05-03 | System for determining the free point of pipe stuck in a borehole |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS6157795A (es) |
| CA (1) | CA1230377A (es) |
| DE (1) | DE3515983A1 (es) |
| FR (1) | FR2563862B1 (es) |
| GB (1) | GB2158245B (es) |
| MX (1) | MX161997A (es) |
| NO (1) | NO851561L (es) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0196829A3 (en) * | 1985-04-01 | 1988-08-31 | Halliburton Company | Well tool |
| US6084403A (en) * | 1997-03-31 | 2000-07-04 | Cedar Bluff Group Corporation | Slim-hole collar locator and casing inspection tool with high-strength pressure housing |
| US7389183B2 (en) * | 2001-08-03 | 2008-06-17 | Weatherford/Lamb, Inc. | Method for determining a stuck point for pipe, and free point logging tool |
| FR2895012B1 (fr) * | 2005-12-21 | 2008-02-22 | Jean Pierre Martin | Procede et dispositif pour determiner l'emplacement du coincement d'une tige en un materiau magnetostrictif situee dans un puits |
| FR2897890B1 (fr) * | 2006-02-27 | 2008-05-16 | Jean Pierre Martin | Procede et dispositif pour determiner l'emplacement d'un point de fixation d'une tige |
| FR2900193B1 (fr) | 2006-04-21 | 2008-06-20 | Jean Pierre Martin | Procede et dispositif permettant de determiner l'existence et l'emplacement de forces de contraintes sur une tige |
| US7591307B2 (en) * | 2006-09-07 | 2009-09-22 | Sondex Ltd | Method of and system for determining the free point in a drill pipe |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2686039A (en) * | 1950-07-03 | 1954-08-10 | Houston Oil Field Mat Co Inc | Method of and apparatus for determining physical properties of materials |
| US2817808A (en) * | 1951-03-06 | 1957-12-24 | Dia Log Tubuiar Survey Company | Method of and apparatus for locating stuck pipe in wells |
| US2992390A (en) * | 1956-06-18 | 1961-07-11 | Continental Oil Co | Method and apparatus for electrical testing of pipe |
| US3095736A (en) * | 1959-10-21 | 1963-07-02 | Houston Oil Field Mat Co Inc | Stuck pipe locator |
| GB961901A (en) * | 1961-06-22 | 1964-06-24 | Shell Int Research | Position selector device for wells |
| GB1273649A (en) * | 1970-11-21 | 1972-05-10 | Texaco Development Corp | Magnetic susceptibility logging system |
| GB2031589A (en) * | 1978-09-08 | 1980-04-23 | Atomic Energy Authority Uk | Non-destructive testing techniques |
| US4292588A (en) * | 1978-12-18 | 1981-09-29 | Schlumberger Technology Corporation | Electromagnetic inspection tool for ferromagnetic casings |
| FR2492968A1 (fr) * | 1980-10-29 | 1982-04-30 | Petroles Cie Francaise | Procede et dispositif de mesure de l'ovalisation d'une conduite |
| NO166897C (no) * | 1982-12-13 | 1991-09-11 | Schlumberger Ltd | Fremgangsmaate og apparat for maaling av den indre diameterav et metall-roer. |
-
1985
- 1985-03-20 GB GB08507186A patent/GB2158245B/en not_active Expired
- 1985-04-18 NO NO851561A patent/NO851561L/no unknown
- 1985-05-02 JP JP60093924A patent/JPS6157795A/ja active Granted
- 1985-05-03 DE DE19853515983 patent/DE3515983A1/de not_active Withdrawn
- 1985-05-03 MX MX205197A patent/MX161997A/es unknown
- 1985-05-03 FR FR8506798A patent/FR2563862B1/fr not_active Expired
- 1985-05-03 CA CA000480719A patent/CA1230377A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2158245A (en) | 1985-11-06 |
| JPH0466995B2 (es) | 1992-10-26 |
| GB2158245B (en) | 1988-09-01 |
| NO851561L (no) | 1985-11-05 |
| MX161997A (es) | 1991-03-18 |
| FR2563862A1 (fr) | 1985-11-08 |
| GB8507186D0 (en) | 1985-04-24 |
| JPS6157795A (ja) | 1986-03-24 |
| FR2563862B1 (fr) | 1988-04-15 |
| DE3515983A1 (de) | 1985-11-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |