Method of tracing a well drilling mud

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United States of America Patent

PATENT NO 4352674
SERIAL NO

06222843

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Abstract

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In a method of tracing a well drilling mud by determining the concentration of a tracer ion in samples of filtrate from a drilling mud which contains a predetermined concentration of the tracer ion, the improvement wherein the tracer ion is the acetate ion and is present in the drilling mud in a concentration of about 1.10.sup.-3 to about 5.10.sup.-2 ions per liter.

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Patent Owner(s)

Patent OwnerAddress
COMPAGNIE FRANCAISE DES PETROLES5 RUE MICHEL ANGE 75781 PARIS CEDEX 16

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fery, Jean J Bar Le Duc, FR 1 69

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