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3778211
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Information
Patent Grant
3778211
References
Source
Patent Number
3,778,211
Date Filed
Not available
Date Issued
Tuesday, December 11, 1973
51 years ago
CPC
C21D1/74 - Methods of treatment in inert gas, controlled atmosphere, vacuum, or pulverulent material
B29C45/36 - having means for locating or centering cores
B29C45/56 - using mould parts movable during or after injection
B29C2045/363 - using a movable core or core part
B29C2045/5695 - using a movable mould part for continuously increasing the volume of the mould cavity to its final dimension during the whole injection step
US Classifications
425 - Plastic article or earthenware shaping or treating: apparatus
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