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CDA can be pumped as a single fluid to stimulate and divert, or pumped in stages with acid to enhance coverage. It contains no solids or viscosifiers, so can be pumped through coiled tubing. CDA diversion works best in horizontal wells and zones with permeability variations. A CDA and acid mixture provides optimal acid placement in carbonate stimulations or cleanups. CDA is a zwitterionic surfactant mixture that remains a low viscosity fluid until reacting with carbonate rock to form calcium chloride and mi

Author

True Story

Language

EN