Azerbaijan, Baku, Sept 14 /Trend E.Ismayilov/
Four production wells at Shah Deniz have occupied the third, fourth, fifth and sixth position among the 20 most productive BP wells at the end of 2011, BP said.
BP is the technical operator of the development of Shah Deniz field.
Two wells in the Western Azeri and one well on the field Chirag rank 16th, 17th and 18th respectively.