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A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
A62B18/02—Masks
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General Health & Medical Sciences
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Respiratory Apparatuses And Protective Means
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Treatment Of Fiber Materials
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Description
BERLIN. GEDRUCKT IN DBR RSICHSDRUCKEREI.
Claims (1)
Patent-Anspruch: a5
Verfahren zum Herstellen von Gasmasken aus zugeschnittenen gasdichten
Stücken, dadurch gekennzeichnet, daß Stücke aus gasdichten Stoffen (Gummi, Gummiersatz) ein- oder beiderseitig mit
Stücken aus gasdurchlässigen, aber festen Stoffen (Geweben) zusammengewalzt, gepreßt
oder verklebt werden.
Processo para separacao e obtencao de gases (componentes de gas-produto), passiveis de adsorcao relativamente forte em agentes de adsorcao, especialmente metano ou dioxido de carbono, a partir de misturas de gases contendo ademais essencialmente apenas gases (componentes de gas residual) mais levemente adsorviveis, bem como equipamento para a realizacao desse processo