Monitoring by adsorption

Details Monitoring by adsorption Monitoring by adsorption

1984-12-17

1987-01-13

Hart, Charles

Gas separation

Means within gas stream for conducting concentrate to collector

55197, 55270, 55387, 422 88, 436178, B01D 5304

Patent

active

046362274

ABSTRACT:
A passive monitor for very low concentrations of organic contaminant vapors in an atmosphere uses a holder having a first sampling chamber exposable to the atmosphere and a second desorption chamber and a charge of adsorbent. In one position of the holder, the adsorbent occupies the sampling chamber and upon changing position, the adsorbent occupies the desorption chamber.

REFERENCES:
patent: 1604649 (1926-10-01), Manning
patent: 3684705 (1972-08-01), Matsumoto
patent: 4003257 (1977-01-01), Fletcher
patent: 4429049 (1984-01-01), Rogers et al.
patent: 4481297 (1984-11-01), Zucal et al.

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