| http://www.w3.org/ns/prov#value | - Optionally, the drilling fluid can contain emulsifiers,viscosifiers, fluid-loss additives, and other specific additives designed to impart desirable properties to the fluid.Among other factors, the present invention is based on the unexpected discovery that, although normal alpha-olefins (NAO) are not generally useful in synthetic hydrocarbon-based drilling fluids, mixtures of mostly linear olefin
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