Face mask impregnated with odor reducing molecular sieve materia

Details Face mask impregnated with odor reducing molecular sieve materia Face mask impregnated with odor reducing molecular sieve materia

1992-05-26

1993-12-14

Burr, Edgar S.

Surgery

Respiratory method or device

Means for removing substance from respiratory gas

12820528, A62B 710

Patent

active

052692949

ABSTRACT:
An isolation/surgical face mask is treated with an odor absorbing, crystalline, siliceous molecular sieve material in order to reduce gaseous foul odors related to the biological, chemical or microbial decomposition of organic matter beyond the threshold of human sensory perception.

REFERENCES:
patent: 3333585 (1967-08-01), Barghini et al.
patent: 4503851 (1985-03-01), Braunroth
patent: 4604110 (1986-08-01), Frazier
patent: 5012805 (1991-05-01), Muckerheide
patent: 5090407 (1992-02-01), Lesage et al.

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