Method to detect low salinity injection water encroachment...

Details Method to detect low salinity injection water encroachment... Method to detect low salinity injection water encroachment...

2007-12-04

2007-12-04

Bates, Zakiya W. (Department: 3676)

Wells

Processes

With indicating, testing, measuring or locating

C166S254200, C073S152020

Reexamination Certificate

active

11324986

ABSTRACT:
This invention relates to the field of water flood monitoring in low saline water environment in a subterranean formation. In particular, the method of the invention relates to detecting the encroachment of low salinity water into oil formations. This invention provides the means to gain valuable information about water movement within the oil reservoir.

REFERENCES:
patent: 3002091 (1961-09-01), Armstrong
patent: 4085798 (1978-04-01), Schweitzer et al.
patent: 4617517 (1986-10-01), Fertl
patent: 4639596 (1987-01-01), Tanner, III et al.
patent: 6747270 (2004-06-01), Pereira et al.
Al-Saif et al.: “Analysis of Pulsed-Neutro Decay-Time Logs in Acidized Carbonate Formations” SPE 5443, Aug. 14, 1975 pp. 453-466 XP002436167.
Nutt et al.: “Time-Lapse Saturation Monitoring and ITS Applications to Time-Lapse Mapping” SPE 17975, Mar. 11, 1989 through Mar. 14, 1989 pp. 483-494 XP002436168.

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