Novel self-sealing blowout preventer

Novel self-sealing blowout preventer

  • CN 101,392,635 A
  • Filed: 07/22/2008
  • Published: 03/25/2009
  • Est. Priority Date: 07/22/2008
  • Status: Active Application
First Claim
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1. , a kind of novel self-sealing blowout preventer is characterized in that, comprising:

  • housing, annular flange and suspension type glue core;

    Flange is installed in an end of housing, and this flange radially is provided with the jackscrew that distributes along circumferentially;

    Suspension type glue core retainer plate is contained in described flange and the housing, and this suspension type glue core is provided with fillet surface away from an end of described housing, and when described jackscrew screwed in described flange, the termination of described jackscrew leaned on this fillet surface.

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