CA1253845A - Soupape de surete pouvant etre montee sur la tige de forage d'un puits de petrole - Google Patents
Soupape de surete pouvant etre montee sur la tige de forage d'un puits de petroleInfo
- Publication number
- CA1253845A CA1253845A CA000482385A CA482385A CA1253845A CA 1253845 A CA1253845 A CA 1253845A CA 000482385 A CA000482385 A CA 000482385A CA 482385 A CA482385 A CA 482385A CA 1253845 A CA1253845 A CA 1253845A
- Authority
- CA
- Canada
- Prior art keywords
- valve member
- bearing
- bore
- crank arm
- valve
- 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
- 239000003129 oil well Substances 0.000 title description 2
- 239000012530 fluid Substances 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000008093 supporting effect Effects 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000009987 spinning Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 210000000887 face Anatomy 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000482385A CA1253845A (fr) | 1985-05-24 | 1985-05-24 | Soupape de surete pouvant etre montee sur la tige de forage d'un puits de petrole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000482385A CA1253845A (fr) | 1985-05-24 | 1985-05-24 | Soupape de surete pouvant etre montee sur la tige de forage d'un puits de petrole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1253845A true CA1253845A (fr) | 1989-05-09 |
Family
ID=4130552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000482385A Expired CA1253845A (fr) | 1985-05-24 | 1985-05-24 | Soupape de surete pouvant etre montee sur la tige de forage d'un puits de petrole |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1253845A (fr) |
-
1985
- 1985-05-24 CA CA000482385A patent/CA1253845A/fr not_active Expired
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4519576A (en) | Oil well safety valve for use with drill pipe | |
| US4593773A (en) | Well drilling assembly | |
| US5388651A (en) | Top drive unit torque break-out system | |
| US4762187A (en) | Internal wrench for a top head drive assembly | |
| EP0285386B1 (fr) | Pince intérieure pour dispositif d'entraînement au sommet | |
| US4529045A (en) | Top drive drilling unit with rotatable pipe support | |
| US4082017A (en) | Power operated drill pipe tongs | |
| US4753300A (en) | Hydraulic top drive for wells | |
| US7370707B2 (en) | Method and apparatus for handling wellbore tubulars | |
| CA1194855A (fr) | Forage avec element moteur sur tete de train | |
| US7665530B2 (en) | Tubular grippers and top drive systems | |
| US4667752A (en) | Top head drive well drilling apparatus with stabbing guide | |
| US4813493A (en) | Hydraulic top drive for wells | |
| EP1427663B1 (fr) | Compensateur de charge destine a un outil pour tuyauterie | |
| US6938709B2 (en) | Pipe running tool | |
| CA2507788C (fr) | Appareil et methodes de raccordement de tubes | |
| JPH0434672B2 (fr) | ||
| GB2315696A (en) | Mechanism for connecting and disconnecting tubulars | |
| WO1999010130A1 (fr) | Cle double pour tige de forage | |
| CN206352488U (zh) | 石油钻机用可翻转式液压吊卡 | |
| CA1245621A (fr) | Dispositif pour le forage | |
| CA1062237A (fr) | Serre-tiges automatiques pour train de forage | |
| US4423648A (en) | Pipe alignment tool | |
| GB2092496A (en) | Pipe alignment apparatus | |
| EP0042390A1 (fr) | Dispositif a soupape "kelly" |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |