Fluorine-containing tracers for subterranean petroleum and miner

Chemistry: physical processes – Physical processes – Crystallization

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166252, G01N 2408

Patent

active

043034110

ABSTRACT:
There is disclosed a method for determining flow patterns within a subterranean formation by injecting as a tracer a water soluble alkaline metal salt of inorganic or organic compounds having fluorine in the anion. The tracer compounds of the invention are identified by FNMR spectroscopy.

REFERENCES:
patent: 2553900 (1951-05-01), Doan et al.
patent: 3435672 (1969-04-01), Brink et al.
patent: 3740641 (1973-06-01), Hwang et al.
patent: 4022276 (1977-05-01), Dreher et al.

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