Arrangement and Method for selectively puncturing Multiple Zones in a well.

摘要

Arrangement and Method for selectively puncturing multiple areas in a well, where each Canyon pinning can be selectively operated before, after or simultaneously with any other Flags.A column of at least 3 Canyon pinning includes first and second Canon,Each of the respective cualestiene a firing Head driven by pressure and at least a First and a Second Shutter Shutter ring to isolate the Canons and between a first elementOr decomunicac ion and a Second Communication element for selectively actuating the Canyon.