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Emergency release tool

  • US 5,984,006 A
  • Filed: 10/03/1997
  • Issued: 11/16/1999
  • Est. Priority Date: 10/04/1996
  • Status: Expired due to Term
First Claim
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1. An emergency release tool comprising:

  • a releasable slip for holding a coiled tubing, the releasable slip being secured to a first end of a slip case, the slip case being disposed within a slip housing and a lower housing, the slip housing being movable from a locked position to a released position;

    a piston slidably disposed about the slip case and being moveable from a locked position to a released position;

    a first end of the lower housing being releasably connected to a second end of the slip housing when the slip housing is in its locked position; and

    ,a remotely activated mechanism for moving the piston and the slip housing from their locked positions to their released positions to disengage the releasable slip from the coiled tubing and enable the coiled tubing to be removed from the tool.

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