Blowout-prevention oil production well head
The utility model discloses a blowout-prevention oil production well head, relates to a well head for oil production, and aims at providing a blowout-prevention oil production well head which is simple in structure, low in cost and convenient to install and maintain. The blowout-prevention oil produ...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The utility model discloses a blowout-prevention oil production well head, relates to a well head for oil production, and aims at providing a blowout-prevention oil production well head which is simple in structure, low in cost and convenient to install and maintain. The blowout-prevention oil production well head comprises a sleeve flange, an oil pipe cross connector, two sleeve brake valves, a blowout-prevention brake valve, two oil pipe brake valves and a reducing flange. The upper end of the blowout-prevention brake valve is connected with the reducing flange through a flange, the lower end of the blowout-prevention brake valve is connected with the upper end of the oil pipe cross connector, the left outlet and the right outlet of the blowout-prevention brake valve are connected with the oil pipe brake valves respectively, the lower end of the oil pipe cross connector is connected with the sleeve flange, the sleeve flange is connected with a sleeve of a main channel of an oil production well mouth, and the left outlet and the right outlet of the oil pipe cross connector are connected with the sleeve brake valves respectively. |
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