Method for determining fluid saturation characteristics of subsu

Details Method for determining fluid saturation characteristics of subsu Method for determining fluid saturation characteristics of subsu

1981-08-24

1984-01-31

Howell, Janice A.

Radiant energy

Geological testing or irradiation

Well testing apparatus and methods

250259, G01V 500

Patent

active

044292210

ABSTRACT:
Thermal neutron capture logs obtained during a log-inject-log operation and utilized in the determination of the water saturation condition of a formation traversed by a borehole are corrected for neutron diffusion and borehole effects by a normalization factor relating the apparent and measured macroscopic absorption cross sections of the rock matrix in the formation.

REFERENCES:
patent: 3628011 (1971-12-01), Wyman
patent: 3748474 (1973-07-01), Murphy
patent: 3757575 (1973-09-01), Murphy et al.
patent: 3783683 (1974-01-01), Murphy et al.
patent: 3812353 (1974-10-01), Gilchrist
patent: 3825752 (1974-07-01), Murphy et al.

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