Description
Class C01C : AMMONIA; CYANOGEN; COMPOUNDS THEREOF
Subclass 1/14: Ammonia; Compounds thereof Preparation or separation of ammonia Separation of ammonia from gases and vapours Saturators
Class C01C : AMMONIA; CYANOGEN; COMPOUNDS THEREOF
Subclass 1/14: Ammonia; Compounds thereof Preparation or separation of ammonia Separation of ammonia from gases and vapours Saturators
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