Purification of flushing fluid from drilled rock
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Abstract
The introduction of the KSSK complex in the Norilsk Integrated Exploration Expedition required the use of non-structural flushing fluids with low solid phase content, since small gaps between the core barrel and drill pipe, as well as between the borehole walls and drill pipes, increase the pressure in the injection line ...
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References
- Gavrilenko N.M., Kostenko N.I. Mode of well washing during drilling of KSSK-76 in sedimentary rocks. - Express-information, ser. Technique and technology of geological exploration works; organization of production. M., PH VIEMS, 1977, № 24.
- Instruction on the technology of cleaning of unweighted drilling muds with application of three-stage system RD-39-2-27-77, Krasnodar, VNIIKrneft, 1977.
- Povarov A.I. Hydrocyclones at enrichment plants. M., Nedra, 1978.
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