Coal sampling

Details Coal sampling Coal sampling

1979-03-20

1980-08-05

Swisher, S. Clement

Measuring and testing

Measuring vessel

G01N 120

Patent

active

042155797

ABSTRACT:
The specification discloses portable coal sampling apparatus including an enclosure, a primary sample receiving hopper, a primary sample crusher arranged to receive coal from the hopper and deliver crushed coal to the enclosure, and a secondary sample collector within the enclosure.

REFERENCES:
patent: 949284 (1910-02-01), McCone
patent: 1105712 (1914-08-01), Sturtevant
patent: 1238058 (1917-08-01), Backus
patent: 3683702 (1972-08-01), O'Brien

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