Porosimeter

Details Porosimeter Porosimeter

1978-06-20

1980-05-20

Ciarlante, Anthony V.

Measuring and testing

With fluid pressure

Porosity or permeability

G01N 1508

Patent

active

042033179

ABSTRACT:
A porosimeter comprises a tube of non-magnetic material connected at one end to a sample chamber capable, like the tube, of withstanding high internal pressures, means to exhaust the sample chamber and tube, means to fill the chamber and tube with mercury, means to deliver to the tube under adjustable pressure a fluid of density different from that of mercury, a float of magnetic material and of intermediate density disposed in the tube, and a differential transformer in which the float acts as a core to indicate the position of the float.

REFERENCES:
patent: 2886964 (1959-05-01), Shapiro et al.
patent: 3022657 (1962-02-01), Hampton
patent: 3073357 (1963-01-01), Hampton
patent: 3199341 (1965-08-01), Hever et al.
patent: 3371520 (1968-03-01), Slone et al.
patent: 3438245 (1969-04-01), Winslow
patent: 3501944 (1970-03-01), Winslow
patent: 3859843 (1975-01-01), Lowell

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