Method of determining the concentration of solid lubricants in d

Measuring and testing – Borehole or drilling – Downhole test

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73 64, E21B 4700

Patent

active

043696554

ABSTRACT:
A method of determining the concentration of spherical solids used as lubricants in drilling fluids in which the solid lubricant together with other solids of a given particle size are separated from a predetermined volume of the drilling mud, are admixed with a liquid, transferred to a graduated measuring tube which permits a direct reading of the volume of the solid lubricant.

REFERENCES:
patent: 4063603 (1977-12-01), Rayborn
patent: 4269279 (1981-05-01), House

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