Downhole Plug Drop Tool

Downhole Plug Drop Tool

  • CN 104,011,320 A
  • Filed: 12/04/2012
  • Published: 08/27/2014
  • Est. Priority Date: 01/05/2012
  • Status: Active Application
First Claim
Patent Images

1. bridging plug is lowered to an instrument, and it comprises:

  • Define the main body in chamber;

    Bridging plug, originally this bridging plug is housed in described chamber;

    AndWith the member that main body is set together, this member can activated optionally to make to be connected between described chamber and at least local annular space being defined by described main body, and when described chamber is communicated with annular space, bridging plug can be moved in described annular space.

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