Main boring diameter for petroleum well is 20-30 cms in diameter, while the depth of the oil well may be about _____________ kms?

Chemical Engineering Mcqs

Main boring diameter for petroleum well is 20-30 cms in diameter, while the depth of the oil well may be about _____________ kms?

(A) 0.1 to 0.5

(B) 1.5 to 4.5

(D) 15-20

Submitted By: Ali Uppal

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