Filtrate Reducers - Oil & Gas

Gilsonite is a naturally occurring hydrocarbon. It is mined and ground to the desired particle size. Gilsonite is used in drilling mud fluids and oil well cementing. Gilsonite, in a range of softening points and particle sizes, is a standard ingredient in oil-based drilling muds used in shales and other difficult geological formations. The addition of …

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Modified Starch is a highly derivatized polysaccharide specifically developed as a filtration control additive for drilling and completion fluids. The product was developed to meet the more stringent Canadian market requirements.