Casing head and casing spool use standard design , the kava style may be suitable for a variety of specifications and mandrel ty 1.Casing head and casing spool use standard design , the kava style may be suitable for a variety of specifications and mandrel type casing hanger ....

Throttle valve is by changing the throttle section or throttling length to control the fluid flow valve 1, structure is simple and convenient, easy to manufacture and maintenance, low cost.2, control accuracy is not high, not to adjust to use.3, sealing surface easy to erosion,...

Mud drilling operations are managed by the muddy confluence fully rational and triage Mud drilling operations are managed by the muddy confluence fully rational and triage, the delivery tube to exchange in order to have plenty of mud for drilling through the top-Drive job. ...

Mud drilling operations are managed by the muddy confluence fully rational and triage Mud drilling operations are managed by the muddy confluence fully rational and triage, the delivery tube to exchange in order to have plenty of mud for drilling through the top-Drive job. ...

The first is a sleeve and a variety of wellhead unit of a part.   To support the technology and the gravity oil, seal the layers between the annular space for installing anti-injection. Tree lines and oil wells such as Upper unit provides transition connection, and through...

1)have good quality 2)competitive price 1.Flat valve is a shut down parts sliding parallel gate valve . I2.t off the single gate or double plate with distraction institutions meantime .3.Gate clamping force to the seat by the role and the floating gate or floating seat medium...

1)have good quality 2)competitive price Mechanical Parts & Fabrication Services ...

The first is a sleeve and a variety of wellhead unit of a part.   To support the technology and the gravity oil, seal the layers between the annular space for installing anti-injection. Tree lines and oil wells such as Upper unit provides transition connection, and through...

Casing head and casing spool use standard design , the kava style may be suitable for a variety of specifications and mandrel ty 1.Casing head and casing spool use standard design , the kava style may be suitable for a variety of specifications and mandrel type casing hanger .2....

Mud drilling operations are managed by the muddy confluence fully rational and triage Mud drilling operations are managed by the muddy confluence fully rational and triage, the delivery tube to exchange in order to have plenty of mud for drilling through the top-Drive job. ...