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337560
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Information
Patent Grant
337560
References
Source
Patent Number
337,560
Date Filed
Not available
Date Issued
Tuesday, March 9, 1886
139 years ago
CPC
F28F5/06 - Hollow screw conveyors
B29C47/0009 - characterised by the shape of the articles
B29C47/84 - Heating or cooling the screws
Y10S165/148 - Auger
US Classifications
165 - Heat exchange
034 - Drying and gas or vapor contact with solids
416 - Fluid reaction surfaces
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