EP0735233A3 - Hydraulisch betätigtes Muffenventil für Erdbohrungen - Google Patents
Hydraulisch betätigtes Muffenventil für Erdbohrungen Download PDFInfo
- Publication number
- EP0735233A3 EP0735233A3 EP96104393A EP96104393A EP0735233A3 EP 0735233 A3 EP0735233 A3 EP 0735233A3 EP 96104393 A EP96104393 A EP 96104393A EP 96104393 A EP96104393 A EP 96104393A EP 0735233 A3 EP0735233 A3 EP 0735233A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- hydraulic
- sliding sleeve
- cylinder cavity
- seals
- actuation
- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000523 sample Substances 0.000 abstract 1
- 230000008719 thickening Effects 0.000 abstract 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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Earth Drilling (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Multiple-Way Valves (AREA)
Abstract
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19511722 | 1995-03-30 | ||
| DE19511722A DE19511722C2 (de) | 1995-03-30 | 1995-03-30 | Schiebemuffe |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP0735233A2 EP0735233A2 (de) | 1996-10-02 |
| EP0735233A3 true EP0735233A3 (de) | 2000-06-28 |
| EP0735233B1 EP0735233B1 (de) | 2003-02-19 |
Family
ID=7758189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP96104393A Expired - Lifetime EP0735233B1 (de) | 1995-03-30 | 1996-03-20 | Hydraulisch betätigtes Muffenventil für Erdbohrungen |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0735233B1 (de) |
| DE (2) | DE19511722C2 (de) |
| DK (1) | DK0735233T3 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1201167C (zh) * | 1997-03-25 | 2005-05-11 | 西门子公司 | 方向评估方法 |
| DE102006038858A1 (de) | 2006-08-20 | 2008-02-21 | Voxeljet Technology Gmbh | Selbstaushärtendes Material und Verfahren zum schichtweisen Aufbau von Modellen |
| CN102797435A (zh) * | 2012-08-20 | 2012-11-28 | 中国海洋石油总公司 | 一种地面液压控制注水井安全阀 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4403659A (en) * | 1981-04-13 | 1983-09-13 | Schlumberger Technology Corporation | Pressure controlled reversing valve |
| US4429747A (en) * | 1981-09-01 | 1984-02-07 | Otis Engineering Corporation | Well tool |
| US4434854A (en) * | 1980-07-07 | 1984-03-06 | Geo Vann, Inc. | Pressure actuated vent assembly for slanted wellbores |
| DE3641103A1 (de) * | 1986-12-02 | 1988-06-16 | Edeco Gmbh | Totpump-ventil fuer eine foerdersonde |
| US4842074A (en) * | 1987-10-15 | 1989-06-27 | Otis Engineering Corporation | Gas storage well safety system and method |
| US5040606A (en) * | 1989-08-31 | 1991-08-20 | The British Petroleum Company P.L.C. | Annulus safety valve |
| US5048611A (en) * | 1990-06-04 | 1991-09-17 | Lindsey Completion Systems, Inc. | Pressure operated circulation valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4915175A (en) * | 1989-02-21 | 1990-04-10 | Otis Engineering Corporation | Well flow device |
-
1995
- 1995-03-30 DE DE19511722A patent/DE19511722C2/de not_active Expired - Lifetime
-
1996
- 1996-03-20 DK DK96104393T patent/DK0735233T3/da active
- 1996-03-20 EP EP96104393A patent/EP0735233B1/de not_active Expired - Lifetime
- 1996-03-20 DE DE59610142T patent/DE59610142D1/de not_active Expired - Lifetime
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4434854A (en) * | 1980-07-07 | 1984-03-06 | Geo Vann, Inc. | Pressure actuated vent assembly for slanted wellbores |
| US4403659A (en) * | 1981-04-13 | 1983-09-13 | Schlumberger Technology Corporation | Pressure controlled reversing valve |
| US4429747A (en) * | 1981-09-01 | 1984-02-07 | Otis Engineering Corporation | Well tool |
| DE3641103A1 (de) * | 1986-12-02 | 1988-06-16 | Edeco Gmbh | Totpump-ventil fuer eine foerdersonde |
| US4842074A (en) * | 1987-10-15 | 1989-06-27 | Otis Engineering Corporation | Gas storage well safety system and method |
| US5040606A (en) * | 1989-08-31 | 1991-08-20 | The British Petroleum Company P.L.C. | Annulus safety valve |
| US5048611A (en) * | 1990-06-04 | 1991-09-17 | Lindsey Completion Systems, Inc. | Pressure operated circulation valve |
Also Published As
| Publication number | Publication date |
|---|---|
| DK0735233T3 (da) | 2003-05-05 |
| DE19511722C2 (de) | 1997-04-17 |
| EP0735233A2 (de) | 1996-10-02 |
| DE59610142D1 (de) | 2003-03-27 |
| EP0735233B1 (de) | 2003-02-19 |
| DE19511722A1 (de) | 1996-10-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE859408C (de) | Servoantrieb fuer hydraulische Einrichtungen | |
| DE69226903T2 (de) | Druckmittelbetätigtes Bohrlochwerkzeugsystem | |
| DE60200550T2 (de) | Vorrichtung zur verankerung eines bohrgestänges in einem bohrloch | |
| DE68909871T2 (de) | Steuerungseinrichtung eines Ventils für einen Bohrungstester. | |
| DE2605625C2 (de) | Hydraulischer Bremskraftverstärker für Fahrzeuge | |
| DE3328751A1 (de) | Vorrichtung zur vornahme von messungen waehrend des bohrens und schlammdrucksignalventil | |
| DE3224828A1 (de) | Hydraulischer kraftverstaerker fuer fahrzeug-bremsanlagen | |
| DE68905559T2 (de) | Druckbegrenzer fuer eine pumpe im bohrloch. | |
| EP0735233A3 (de) | Hydraulisch betätigtes Muffenventil für Erdbohrungen | |
| DE2505945A1 (de) | Hauptzylinderanordnung fuer eine hydraulische fahrzeugbremsanlage | |
| DE3004798A1 (de) | Hydraulische bremsanlage | |
| DE4012481A1 (de) | Ventilvorrichtung mit einem hydraulisch entsperrbaren rueckschlagventil fuer hydraulische systeme des bergbaus, wie vor allem fuer hydraulische ausbausysteme | |
| DE3506087A1 (de) | Bremsdruckgenerator fuer eine zweikreisbremsanlage | |
| DE10026616B4 (de) | Druckübersetzer, insbesondere hydropneumatischer Druckübersetzer | |
| DE3542274C2 (de) | ||
| EP1597484B1 (de) | Verfahren und vorrichtung zur druckerhöhung in zylindern, insbesondere hydraulischen stempeln | |
| DE3623736A1 (de) | Hydraulische bremsanlage fuer kraftfahrzeuge | |
| DE2433567C2 (de) | Bremsventil für zwei getrennt oder gleichzeitig zu betätigende Bremskreise | |
| DE2557203A1 (de) | Druckmittelbetriebener antrieb | |
| DE2347043B2 (de) | Hydraulische Einrichtung zum Steuern von Zahnräderwechsel- und/ oder -Wendegetrieben von Kraftfahrzeugen | |
| DE3802391C2 (de) | ||
| DE894651C (de) | Hauptzylinder fuer hydraulische Drucksysteme | |
| DE60023235T2 (de) | Kupplungsbetätigungsvorrichtung | |
| DE3305442A1 (de) | Hauptzylinder fuer hydraulische bremsanlagen von kraftfahrzeugen | |
| DE2304752A1 (de) | Vorrichtung zur pneumatisch - hydraulischen uebertragung von kraeften |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE DK GB NL |
|
| PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
| AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE DK GB NL |
|
| 17P | Request for examination filed |
Effective date: 20000724 |
|
| 17Q | First examination report despatched |
Effective date: 20020207 |
|
| GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
| GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
| GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
| GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
| AK | Designated contracting states |
Designated state(s): DE DK GB NL |
|
| REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
| REF | Corresponds to: |
Ref document number: 59610142 Country of ref document: DE Date of ref document: 20030327 Kind code of ref document: P |
|
| REG | Reference to a national code |
Ref country code: DK Ref legal event code: T3 |
|
| GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) | ||
| PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
| 26N | No opposition filed |
Effective date: 20031120 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: NL Payment date: 20150319 Year of fee payment: 20 Ref country code: DE Payment date: 20150224 Year of fee payment: 20 Ref country code: DK Payment date: 20150319 Year of fee payment: 20 |
|
| PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20150319 Year of fee payment: 20 |
|
| REG | Reference to a national code |
Ref country code: DE Ref legal event code: R071 Ref document number: 59610142 Country of ref document: DE |
|
| REG | Reference to a national code |
Ref country code: DK Ref legal event code: EUP Effective date: 20160320 |
|
| REG | Reference to a national code |
Ref country code: NL Ref legal event code: MK Effective date: 20160319 |
|
| REG | Reference to a national code |
Ref country code: GB Ref legal event code: PE20 Expiry date: 20160319 |
|
| PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20160319 |
