sound exclusion

sound exclusion

[′sau̇nd ik‚sklü·zhən]
(petroleum engineering)
Several techniques used to prevent a borehole from sloughing in drilling a well through a reservoir rock that has an unconsolidated nature, similar to beach sand; the borehole can be lined with a screen, the sand consolidated with a binding material, or prepack gravel liner can be used.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.