Gas separation – With nonliquid cleaning means for separating media – Solid agent cleaning member movingly contacts apparatus
Patent
1976-09-27
1978-07-25
Nozick, Bernard
Gas separation
With nonliquid cleaning means for separating media
Solid agent cleaning member movingly contacts apparatus
55234, 55417, 55418, 55473, 55481, 55504, 261 99, 261107, 21 74R, B01D 4600
Patent
active
041026560
ABSTRACT:
An apparatus supplies to a selected region air laden with a vapor which may be a scent or a masking odor. The device may be controlled to hold the level of vapor in the selected region at a desired value. Provision is made for prevention of the loss of the compound to be volatilized when the device is not in use as well as when in use.
REFERENCES:
patent: 1451329 (1923-04-01), Dressler
patent: 1916907 (1933-07-01), Sargent
patent: 3168917 (1965-02-01), Bartels
patent: 3278175 (1966-10-01), Hirtz
patent: 3861894 (1975-01-01), Marsh
patent: 3950155 (1976-04-01), Komiyama
patent: 3951625 (1976-04-01), Follette
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