Drilling in Uvat is unique: wells with similar parameters are drilled nowhere else in West Siberia. Here directional, horizontal and dual completion wells are drilled and experts say that implementation of innovative drilling solutions was among the factors that have made Uvat full-field development cost efficient.
In developing its Uvat project, TNK-BP decided to rely on the socalled ‘super well pads’ with 48 wells per pad rather than conventional well pads designed for eight to twelve wells. One such super pad produces the same amount of oil as four conventional well pads put together.
The decision was driven, first and foremost, by the inaccessibil...
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