How to improve the sealing performance of the coiled tubing sealing suspension device and the efficiency and safety of its dedicated operating window?

Coiled tubing is a pipe made of low carbon alloy steel with good flexibility, also known as coiled tubing. A coil of coiled tubing is several kilometers long. It can replace conventional tubing for many operations. The coiled tubing operation equipment has the characteristics of pressure operation and continuous lifting and lowering. The equipment […]

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How to replace the wing valve of the tubing head in a narrow space at offshore platform?

Offshore platform is a structure that provides production and living facilities for drilling, oil production, container transportation, observation, navigation, construction and other activities at sea. According to its structural characteristics and working state, it can be divided into three categories: fixed type, movable type and semi-fixed type.

The lower part of the fixed platform is […]

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How to improve the sealing performance of PR2 gate valve in high pressure wellhead?

The gate valve is an opening and closing gate. The movement direction of the gate is perpendicular to the direction of the fluid. The gate valve can only be fully opened and fully closed, and cannot be functioned to adjust or choke. The gate valve is sealed by the contact between the valve seat […]

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