"peças faciais compósitas de proteção respiratória e métodos para formar uma peça facial compósita de proteção respiratória"
A respiratory protection mask 10 is disclosed and comprises a respiratory protection composite facepiece 11 comprising a polymeric rigid body 20 having a first surface 21 and a second surface 22 and comprising an inhalation valve and an exhalation valve 32; and an overmolded seal comprising silicone...
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| Format: | Patent |
| Sprache: | por |
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| Zusammenfassung: | A respiratory protection mask 10 is disclosed and comprises a respiratory protection composite facepiece 11 comprising a polymeric rigid body 20 having a first surface 21 and a second surface 22 and comprising an inhalation valve and an exhalation valve 32; and an overmolded seal comprising silicone chemically bonded to at least one of the first surface or the second surface. |
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