Introduction - Cased-Hole Log Analysis and Reservoir Performance Monitoring - page 7

Table 1.1 Common PL devices

Sphe re of measurement
Formation properties Tool name Fluid type of fl ow Status of tubulars

Pulsed neutron X

Gamma ray X

GR Spectra X

Inelastic gamma X

Carbon/oxygen X

Flowmeters X X

Temperature X X

Fluid density X

Gadiomanometer X

Radioactive tracers X X

Noise logs X X

Cement bond log X

Casing-collar locator X

Electromagnetic thickness tool X

Pipe-analysis log X

Calipers X

Bibliography

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Raymer LL, Burgess KA. The role of well logs in reservoir modeling. In: Paper SPE 9342 pre-
sented at the SPE 55th annual technical conference and exhibition, Dallas; 21-24 Sept 1980.
Timur A. Open hole well logging. In: Paper SPE 10037 presented at the 1982 international petro-
leum exhibition and technical symposium, Beijing, China; 1982.