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Surface controlled subsurface lateral branch safety valve

  • US 20040055752A1
  • Filed: 09/24/2002
  • Published: 03/25/2004
  • Est. Priority Date: 09/24/2002
  • Status: Active Grant
First Claim
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1. A completion system for a well having an intersection between first and second wellbores, the system comprising:

  • an apparatus having first and second passages formed therethrough, the first passage providing fluid communication between opposite ends of the apparatus in the first wellbore, and the second passage providing guidance for drilling the second wellbore extending laterally from the first wellbore, the apparatus further including a flow control device selectively controlling fluid communication with the second passage.

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