Rweq VS ESSP and Rweq VS Rw and Formation Temperature (SP-1 & SP-2)

Rweq Determination from ESSP (SP-1)

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Rweq versus Rw and Formation Temperature (SP-2)

This chart is used to convert equivalent water resistivity (Rweq) from Chart SP-1 to actual water resistivity (Rw). It can also be used to convert the mud filtrate resistivity (Rmf) to the equivalent mud filtrate resistivity (Rmfeq) in saline mud.

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