Applications of borehole gravimetric techniques to determine res

Measuring and testing – Borehole or drilling – Downhole test

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73382R, G01V 140

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active

043996930

ABSTRACT:
A method for borehole gravimetric determination of residual oil saturation of a formation is described. In a preferred embodiment plural measurements of the local gravity are taken at each of spaced locations within a well and those departing more than a statistically determined distance from the mean of the measurements taken at a given location are deemed to be in error and are not used in calculation of the density of the formation at a given point.

REFERENCES:
patent: 2570659 (1951-10-01), Fay et al.
patent: 3060371 (1962-10-01), Townsend et al.
patent: 3472076 (1969-10-01), Howell et al.
patent: 3717036 (1973-02-01), La Coste
patent: 3878890 (1975-04-01), Fertl et al.
patent: 4245313 (1981-01-01), Coates

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