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Patent applications and USPTO patent grants for Machin; John.The latest application filed is for "segregation of streams for the production of ammonia".
Patent | Date |
---|---|
Segregation of streams for the production of ammonia Grant 7,947,168 - Machin , et al. May 24, 2 | 2011-05-24 |
Segregation Of Streams For The Production Of Ammonia App 20090223869 - MACHIN; JOHN ;   et al. | 2009-09-10 |
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