CA2083483A1 - Systeme hydraulique pour sonde actionnee electroniquement par la pression - Google Patents
Systeme hydraulique pour sonde actionnee electroniquement par la pressionInfo
- Publication number
- CA2083483A1 CA2083483A1 CA 2083483 CA2083483A CA2083483A1 CA 2083483 A1 CA2083483 A1 CA 2083483A1 CA 2083483 CA2083483 CA 2083483 CA 2083483 A CA2083483 A CA 2083483A CA 2083483 A1 CA2083483 A1 CA 2083483A1
- Authority
- CA
- Canada
- Prior art keywords
- pressure
- well annulus
- power piston
- valve
- 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.)
- Abandoned
Links
- 238000012360 testing method Methods 0.000 title claims description 10
- 230000004044 response Effects 0.000 claims description 29
- 239000012530 fluid Substances 0.000 claims description 20
- 230000002706 hydrostatic effect Effects 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 9
- 230000006854 communication Effects 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 7
- 230000009849 deactivation Effects 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 230000000979 retarding effect Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 3
- 239000004215 Carbon black (E152) Substances 0.000 claims 8
- 229930195733 hydrocarbon Natural products 0.000 claims 8
- 150000002430 hydrocarbons Chemical class 0.000 claims 8
- 238000005755 formation reaction Methods 0.000 claims 4
- 230000035485 pulse pressure Effects 0.000 claims 2
- 230000000295 complement effect Effects 0.000 claims 1
- 230000003111 delayed effect Effects 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 74
- 229910052757 nitrogen Inorganic materials 0.000 description 36
- 238000007667 floating Methods 0.000 description 7
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000332 continued effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012956 testing procedure Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US717,306 | 1985-03-28 | ||
| US71730691A | 1991-11-21 | 1991-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2083483A1 true CA2083483A1 (fr) | 1993-05-22 |
Family
ID=24881495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2083483 Abandoned CA2083483A1 (fr) | 1991-11-21 | 1992-11-20 | Systeme hydraulique pour sonde actionnee electroniquement par la pression |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2083483A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267876A (zh) * | 2020-11-27 | 2021-01-26 | 西南石油大学 | 一种双封隔器结构的随钻地层压力测量工具及测试方法 |
-
1992
- 1992-11-20 CA CA 2083483 patent/CA2083483A1/fr not_active Abandoned
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267876A (zh) * | 2020-11-27 | 2021-01-26 | 西南石油大学 | 一种双封隔器结构的随钻地层压力测量工具及测试方法 |
| CN112267876B (zh) * | 2020-11-27 | 2022-04-05 | 西南石油大学 | 一种双封隔器结构的随钻地层压力测量工具及测试方法 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5050681A (en) | Hydraulic system for electronically controlled pressure activated downhole testing tool | |
| US5240072A (en) | Multiple sample annulus pressure responsive sampler | |
| US5251703A (en) | Hydraulic system for electronically controlled downhole testing tool | |
| US4915168A (en) | Multiple well tool control systems in a multi-valve well testing system | |
| USRE39583E1 (en) | Multiple well tool control systems in a multi-valve well testing system having automatic control modes | |
| US4422506A (en) | Low pressure responsive APR tester valve | |
| US5127477A (en) | Rechargeable hydraulic power source for actuating downhole tool | |
| US4796699A (en) | Well tool control system and method | |
| US6401826B2 (en) | Lubricator for underbalanced drilling | |
| EP1082517B1 (fr) | Production de commandes pour un outil de fond de puits | |
| US6173772B1 (en) | Controlling multiple downhole tools | |
| US7231971B2 (en) | Downhole safety valve assembly having sensing capabilities | |
| US3915228A (en) | Well bore test and safety valve structure | |
| US6439306B1 (en) | Actuation of downhole devices | |
| CA2707134C (fr) | Outil d'essai de fond recuperable | |
| GB2315508A (en) | Downhole circulation valve | |
| US4108243A (en) | Apparatus for testing earth formations | |
| EP0212814B1 (fr) | Procédé pour la manoeuvre d'une vanne commandée par la pression de l'annulaire dans un puits | |
| US4915171A (en) | Above packer perforate test and sample tool and method of use | |
| EP0551163A1 (fr) | Dispositif de contrôle pour des outils de puits | |
| US4617992A (en) | System and choke valve actuator mechanism for operating a plunger lift well | |
| US6435282B1 (en) | Annular flow safety valve and methods | |
| CA1270189A (fr) | Organe de commande autonome sur appareil a clapet | |
| US4440230A (en) | Full-bore well tester with hydrostatic bias | |
| CA2061571C (fr) | Installation hydraulique pour outil d'essai de puits a commande electronique |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Dead |