发明授权
US4433981A CO.sub.2 Removal from gaseous streams 失效
CO2从气流中去除

CO.sub.2 Removal from gaseous streams
摘要:
Carbon dioxide is removed from a gaseous stream by contacting the stream with an adsorbent prepared by impregnating a porous aluminum with an alkali metal or alkaline earth metal oxide or salt decomposable upon calcination and subsequently calcining the impregnated alumina at about 350.degree. C.-700.degree. C.
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