Method and apparatus for multi-frequency NMR diffusion...

Details Method and apparatus for multi-frequency NMR diffusion... Method and apparatus for multi-frequency NMR diffusion...

2006-05-23

2006-05-23

Arana, Louis (Department: 2859)

Electricity: measuring and testing

Particle precession resonance

Using well logging device

C324S306000

Reexamination Certificate

active

07049815

ABSTRACT:
Pulse sequences are applied to a fluid in an earth formation in a static magnetic field having internal gradients. From the received signals, relaxation and diffusion characteristics of the fluid are determined. The determination takes into account the internal field gradients.

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patent: 6690167 (2004-02-01), Reiderman et al.

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