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Self-Release Cementing Stage Tool

The Self-Release Cementing Stage Tool is used in stage cementing applications. with featured self-released mechanical design, the innards of the tool can be released and free falling to bottom of the well, thus full bore is achieved and drill out operation is eliminated.  This technology saves both time and money, and reduces intervention risk.

Features and Benefits

  Free-falling of the opening and closing seat after cementing eliminates drill-out operation

  Rugged design with high dependability

  Opening and closing pressure indication

  Special shear screw design ensures the sheared screws remaining in the relative components

  Special mechanism prevents premature closing

  Free-falling opening cone & pump-down opening cone & ball are available for opening the stage tool 

  Can used with annular casing packer 


  Full bore after stage cementing without drilling out

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Tel: +86 139 2462 6365

Email:  george.chang@petrostartools.com

Add: 1300 Post Oak Blvd Suite 770,Houston, TX 77056 USA

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