Gas and liquid contact apparatus – Fluid distribution
Patent
1984-11-19
1985-10-29
Miles, Tim
Gas and liquid contact apparatus
Fluid distribution
261 94, 252522A, C11B 900
Patent
active
045499969
ABSTRACT:
Known perfume dispensing materials such as those which comprise paper or ceramics have been found to affect adversely the odor of the perfume they dispense. Vermiculite appears to overcome this disadvantage when used in a perfume dispensing material.
REFERENCES:
patent: 1715252 (1929-05-01), Sperr, Jr.
patent: 3796657 (1974-03-01), Pretorius et al.
patent: 3993444 (1976-11-01), Brown
patent: 4297233 (1981-10-01), Gualandi
Kirk-Othmer, "Encyclopedia of Chemical Technology", vol. 5, 2 Ed. (1964), pp. 541-557, 580-581.
Brown Donald
Burroughs Wellcome Co.
Miles Tim
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