Place of Origin:
CHINA
Brand Name:
SWS
Model Number:
hydraulic
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API Standard Cementing Tools Hydraulic/Mechanical Stage Cementing Collar, Multi Stage Cementing Collar
This page is going to clarify one of them : Hydraulic stage collar
Hydraulic collar advantage and features
1-It can only manufactured by SWS in domestic china as one unique tech.
2- It can be used in horizontal and highly deviated well bores and applications where opening of the stage collar after displacement of the first
stage cementing is required.
3-The opening pressure can be changed to allow opening of the tool through a wide range of pressures.
4-The opening free fall trip device is optionally available for use if the stage collar is opened mechanically
5- When premium thread are using DRK , we recommend to use a landing collar to receive the 1st stage latch down wiper plug.
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