Centrifuge permeameter for unsaturated soils system

Details Centrifuge permeameter for unsaturated soils system Centrifuge permeameter for unsaturated soils system

2005-12-08

2008-08-19

Williams, Hezron (Department: 2856)

Measuring and testing

With fluid pressure

Porosity or permeability

Reexamination Certificate

active

07412875

ABSTRACT:
The present invention includes an apparatus, method and centrifuge permeameter system that includes a hydraulic permeameter adapted for use in a centrifuge; and an automated data acquisition system, wherein the centrifuge permeameter non-destructively determines one or more soil characteristics from a sample of granular material such as soil, rock, and concrete when centrifuged.

REFERENCES:
patent: 4679422 (1987-07-01), Rubin et al.
patent: 6055850 (2000-05-01), Turner et al.
patent: 6571605 (2003-06-01), Johnson
patent: 6634876 (2003-10-01), Osugi et al.
patent: 6655192 (2003-12-01), Chaudar
patent: 6810755 (2004-11-01), Pask et al.
patent: 6935159 (2005-08-01), Knight et al.
patent: 2005/0177309 (2005-08-01), Sri Ranjan et al.
PCT Search Report and Written Opinion of the International Searching Authority for PCT/US2005/044311, dated Sep. 28, 2006.

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