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2224986
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Patent Grant
2224986
References
Source
Patent Number
2,224,986
Date Filed
Not available
Date Issued
Tuesday, December 17, 1940
83 years ago
CPC
C11B3/14 - with the use of indifferent gases or vapours
C11C1/106 - inert gases or vapors
US Classifications
203 - Distillation: processes, separatory
202 - Distillation: apparatus
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