Air quality monitoring method and apparatus

Details Air quality monitoring method and apparatus Air quality monitoring method and apparatus

1991-04-25

1993-05-18

Raevis, Robert

Measuring and testing

Sampler, sample handling, etc.

With heating or cooling

G01N 100

Patent

active

052116794

ABSTRACT:
A method for studying and evaluating the extent and type of air pollution by evaluating samples collected from the earth's atmosphere including the steps of providing cyclic, computer controlled, condensation on a chilled surface where the collection form is either frost or solid depending upon collection conditions and the frost or solid is subsequently converted to liquid form for evaluation and testing.

REFERENCES:
patent: 2307602 (1943-01-01), Penney et al.
patent: 2687185 (1954-08-01), McChesney
patent: 4398412 (1983-08-01), Huneidi
patent: 4488887 (1984-12-01), Angel et al.
patent: 4638674 (1987-01-01), Redmann
patent: 4665743 (1987-05-01), Masniere et al.
patent: 4697462 (1987-10-01), Daube, Jr. et al.
patent: 4713618 (1987-12-01), Carlson et al.
patent: 4732046 (1988-03-01), Lawrence et al.
Dalmon et al., "The Cerl Deposition Sampler", Bulletin No. 297, Central Electricity Gen. Board, London, Apr. 1978.

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