|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||095/054; 096/004; 096/011; 423/579; 423/648.1; 423/230; 423/231; 429/019|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 8 인용 특허 : 49|
Method for gas purification comprising (a) obtaining a feed gas stream containing one or more contaminants selected from the group consisting of volatile metal oxy-hydroxides, volatile metal oxides, and volatile silicon hydroxide; (b) contacting the feed gas stream with a reactive solid material in a guard bed and reacting at least a portion of the contaminants with the reactive solid material to form a solid reaction product in the guard bed; and (c) withdrawing from the guard bed a purified gas stream.
The invention claimed is: 1. A method for the production of oxygen comprising (a) heating an oxygen-containing gas to form a hot oxygen-containing gas; (b) contacting the hot oxygen-containing gas with a reactive solid material in a guard bed and withdrawing therefrom a purified hot oxygen-containing gas; and (c) contacting the purified hot oxygen-containing gas with a first surface of a membrane comprising mixed metal oxide ceramic material, permeating oxygen through the membrane to a second surface of the membrane, and withdrawing therefrom a high pur...