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3316725
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Information
Patent Grant
3316725
References
Source
Patent Number
3,316,725
Date Filed
Not available
Date Issued
Tuesday, May 2, 1967
57 years ago
CPC
F25J3/04393 - using multiple or multistage gas work expansion
F25J3/04157 - Afterstage cooling and so-called "pre-cooling" of the feed air upstream the air purification unit and main heat exchange line
F25J3/04242 - Cold end purification of the feed air
F25J3/0429 - of feed air
F25J2205/20 - using solidification of components
F25J2205/30 - using a washing
F25J2205/84 - using filter
F25J2220/40 - Separating high boiling, i.e. less volatile components from air
F25J2270/90 - External refrigeration
US Classifications
062 - Refrigeration
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