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3684486
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Information
Patent Grant
3684486
References
Source
Patent Number
3,684,486
Date Filed
Not available
Date Issued
Tuesday, August 15, 1972
52 years ago
CPC
C21B13/0073 - Selection or treatment of the reducing gases
C21B13/146 - Multi-step reduction without melting
Y02P10/136 - using hydrogen
US Classifications
075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
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