1、

The reliabilities of casing head and gas-producing wellhead are related with the producing safety.

套管头及采气井口是完井采气井口装置,使用可靠关系到一口井长期采气的安全.

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2、

Developing if new type casing head and its application

新型套管头研制与应用

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3、

Design and Application of New Type Fast Makeup Casing Head

新型快装套管头的设计与应用

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4、

Development and application of RT-ⅰ type casing head

RT-Ⅰ型热采套管头的研制与应用

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5、

The development of new type slip casing head and Application

新型卡瓦式套管头的研制与工业试验

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6、

Reliability study for casing head strength

套管头结构强度可靠性研究

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7、

Field Calculation of Casing Head Setting Load

套管悬挂载荷的现场计算

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8、

The design of 105 MPa sulfate resistant casing head

105MPa高压深井抗硫套管头设计

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9、

It is composed of casing flange, casing cross joint, wellhead valves, tubing hanger, tubing head cross joint and accessories.

这种井口装置由套管法兰、套管大四通、井口阀、油管挂、油管挂体及相关附件组成。

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10、

Releasing spear with a shoe guide should erect fishing head in the large diameter casing, so the spear can insert fishing head for a fish practice.

带引鞋的可退式捞矛在大直径套管内打捞时能将鱼头扶正,便于捞矛进入鱼头进行打捞作业。

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11、

Limit element analysis for the system of casing pipe head

套管头系统有限元分析

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12、

Research of Safety Technology on Well Casing and Well Head of Natural Gas Well

天然气井井筒及井口安全技术研究

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