Drilling Industry Glossary
CaCl2 weight
calcium, total hardness
cased hole
casing
casing centralizer
casing coupling (collar)
casing hanger
casing point
casing pressure
casing shoe
casing string
casing wear
cement
cement additive
cement bond
cement bond survey
cementing
cementing pump
chlorides
chlorides whole mud
choke
choke line
circulation sub
coarse LCM
coiled tubing
collapse pressure
completion
completion fluid
concentration
conductivity
conductor pipe
contractor
critical rate
critical velocity
crooked hole
crossover sub
crude oil
cuttings
Calcium Chloride Weight
CaCl2 wt.(%) = (weight of CaCl2)/(weight of mud) . CaCl2 (mg/L) is the amount of CaCl2 in mg per liter of mud. CaCl2 brine is a crucial additive in oil and synthetic based mud because of its improvement of wellbore stability in water-sensitive shale zones.
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