دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a slurry in crude or diesel oil containing any of the following materials or combinations: bentonite, cement. attapulgite, and guar gum (never with cement). Used primarily in combating lost circulation.

cement (or some clays) and diesel oil dispersion that thickens when water is contacted.