The integration of oil and water wells snubbing unit
Two important factors as following:
Sealing: the inner side of the tubing, the annular space of the oil and sleeve pipes shall not gush during the process of wellhead replacement and snubbing tubings.
Pressurization: When rising the last several tubings or preliminarily snubbing several
tubings and under the condition that the jacking forces imposed by the downhole pressure
to the tubing exceeding the dead weight of the tubing itself, it shall ensure that the tubing
熊猫电竞 can be normally snubbed. More importantly, external force shall be applied to snub the tubing in a controllable way.
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