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Ammonia purification
US 3,383,173 A
Filed
: 12/30/1965
Issued
: 05/14/1968
Est. Priority Date
: 12/30/1965
Status: Expired due to Term
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Current Assignee
Walter M. Bollen
Original Assignee
Walter M. Bollen
Inventors
Bollen, Walter M.
Application Number
US04/517,628
Time in Patent Office
866 Days
Field of Search
US Class Current
423/234
CPC Class Codes
C01C 1/024
Purification
C01C 1/12
Separation of ammonia from ...
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