Washover Pipe10 17,2019Saiao washover pipe is a special tool commonly used to release stuck section of drill string in the well bore. Washover assembly consists of: Drive sub + washover pipe + washover shoe. TIANHE provide...VIEW
Rotating Centralizers11 05,2019Saigao's rotating centralizers can be used with a rotating liner in highly deviated well conditions.The centralizers have a high restoring force which provides optimum standoff and low moving forc...VIEW
Auto Fill Cement Float Shoe & Collar11 06,2019Saigao Auto Fill Cement Float Shoe & Collar permits the casing to fill automatically while being run in the hole. The valve is always in the open position allowing maximum filling of the casing as...VIEW
The Operation Method of Conventional Fishing Tools01 09,2020After a long time of running down to fishing, when it is confirmed that the thread making is achieved, add 20-30kn of WOB, make the thread at the speed of 10-20r / min, and lift the thread making for 5-10 laps.VIEW
Integral Blade Stabilizer05 11,2021Integral blade stabilizer is an important tool in the drilling process to control the well deviation. It can stabilize the drilling tools in the drilling process of oil, gas and geological exploration...VIEW
Hydraulic Drilling Jar05 11,2021In normal drilling operations, down hole drilling tools assembly was stuck sometimes due to many kinds reasons, and drilling jar is an effective tool for releasing stuck. QYZ type hydraulic drilling j...VIEW
MSC-A Mechanical Stage Cementing Collar05 13,2021MSC-A mechanical stage cementer designed with inner-closing structure, in which the circulation ports are opened with free-fall or pumping-down opening plug. The closing plug drivers the closing sleev...VIEW
Forced Valve Type Pump05 24,2021Using a mechanic force valve,the traveling valve in the pump can be opened and closed quicker.The problem of gas lock can be prevented efficiently by this kind of pump,which is recommended to be used in visco...VIEW
Cyclone09 30,2022Fluid cyclone is a common separation and classification equipment, and the principle of centrifugal sedimentation is commonly used.VIEW