MUD FLUID FOR STABILISATION OF MUD SHALE

摘要

FIELD: mining.SUBSTANCE: proposed mud fluid comprises the following components in wt %: clay powder - 4-8; shale stabilisers to make well walls stable, a tall oil - 5-15, filtration attenuator - 0.2-1, water making the rest.EFFECT: better stabilising properties.2 cl, 1 tbl, 1 dwg