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Earl M. Hadfield Patents |
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Inventor: Hadfield; Earl M.
Address: Edmonton, CA
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4793829 |
Permeation process for separating ammonia from a gas mixture |
December 27, 1988 |
| A process is provided for separating ammonia from an ammonia synthesis purge gas stream containing ammonia, hydrogen, and contaminant gases. The process involves introducing the gas stream into a permeator equipped with a polysulphone amide gas separation membrane, to selectively permeat |
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