Wire line retrieval coring technology shows promise

The ability to use slim-hole, continuous core-recovery technologies incorporating wire line retrievable core bits, core barrel, and downhole shock absorber offers a new technique for drilling operations.This is particularly important for drilling operations in remote, difficult, and ecologically vulnerable regions.Slim-hole drilling saves costs by reducing the hole diameter, resulting in the decreased need for steel, drilling fluid, rig power, and transportation requirements. This technology can be used with less-expensive mining exploration rigs or high-technology, automated slim-hole drilling rigs.Investigative results by the University of Mining & Geology and Geologoprouchvatelno P...

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