Browse TRAIL Inventories

Technique for routine use of the konimeter

Microprojection method for counting impinger dust samples

Petrographic identification at atmospheric dust particles

Bureau of Mines midget impinger

Dust-counting cells

Relation between and precision of dust counts (light- and dark-field) from simultaneous impinger, midget-impinger, electric-precipitator, and filter-paper samples

Size of smallest particles determined in impinger dust-counting methods

Investigation of a photoelectric device for the determination of low concentrations of dust

Use of membrane filters for determining the size of dust agglomerates as they actually exist in a gas stream

Analyzing midget impinger dust samples with an electronic counter


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