Patent ID: 8550103

Claim:
A system for use in a wellbore having a plurality of well zones, comprising: a tubing disposed in the wellbore; a plurality of valves connected to the tubing; wherein each of the plurality of valves comprises: at least one port for communication between the tubing and one of the plurality of well zones, a first and a second channel, the first channel connected to a swellable material; a first piston connected to the swellable material; a first rod with an opening, the first piston connected to the first rod; wherein formation fluid flows from one of the plurality of well zones into the first and the second channel, the swellable material actuating the first piston when in contact with an undesirable formation fluid; wherein the first rod is movable by the first piston, the movable first rod causing the opening to align with a third and a fourth channel and release high pressure gas from a high pressure gas chamber into a piston chamber comprising a second piston and a second rod; and wherein one of the plurality of valves is movable by the second piston between an open position, wherein the at least one port is open, and a closed position, wherein the at least one port is closed.