In order to study the theory of casing damage and reduce the casing damage of oil-water Wells, a new log analysis method of multi-armed caliperlog is expounded.
为了深入研究套损机理，减少油水井套管的损坏，提出了新的多臂井径测井解释方法。
2
Gravity log has such advantages as wide investigation range, small effect of caliper variation, short repeated observation cycle, no limit for depth of the interested zone.