دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

abbr: cumulonimbus.

critical bottom hole flowing pressure;a measurement of sanding potential of the formation.

abbr: circulating bottomhole temperature.

circulating bottom hole temperature.

carbide blast joint.

abbr: cement bond log.

cement bond log.

coal bed methane.

coal bed natural gas.

cement bond tool.

n: the cost per drilling footage whose expression is Ct=﹛Cb+Cr(Tr+Tc+Tb)﹜/H Cb-the bit cost,Cr- operating cost,Tr- round trip time,Tc-pipe connection time ,Tb-actual bit on bottom time,H-footage drilled,Ct-drilling cost

abbr: polychlorinated biphenyl.