The sonde is run inside the drill pipe, following the tracer, although it is actually being pumped. The loss point continues to be reached when radioactive Call is lost. Height of fracture: width of fracture entrance = six: 1, the coincidence degree in the indoor and field drilling fluid https://juliusokhbw.wikinewspaper.com/4692036/not_known_facts_about_lost_circulation_in_drilling