Apparatus for determining the properties of a compactible materi

Details Apparatus for determining the properties of a compactible materi Apparatus for determining the properties of a compactible materi

1991-06-12

1993-08-31

Noland, Tom

Measuring and testing

Sampler, sample handling, etc.

Withdrawing through conduit or receptacle wall

7386443, G01N 110

Patent

active

052398765

ABSTRACT:
An apparatus for determining the properties of a compactible material in which the material is continuously conveyed through a measuring zone at substantially constant pressure is provided. The apparatus includes an auger type conveyor housed in a housing. The housing has an inlet, the measuring zone and an outlet. The conveyor removes the material from a container or pipe and conveys the material through the measuring zone. The apparatus includes a flow constrictor adjacent the measuring zone for increasing the pressure of and compacting the material in the measuring zone.

REFERENCES:
patent: 2682772 (1954-07-01), Peterson
patent: 2720109 (1955-10-01), Stirn et al.
patent: 3062045 (1962-11-01), Sokjer-Petersen et al.
patent: 3129590 (1964-04-01), Ellis
patent: 3447381 (1969-06-01), Langtry et al.
patent: 3604928 (1971-09-01), Starnes
patent: 3841465 (1974-10-01), Miller, Jr. et al.

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