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2945541
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Information
Patent Grant
2945541
References
Source
Patent Number
2,945,541
Date Filed
Not available
Date Issued
Tuesday, July 19, 1960
64 years ago
CPC
E21B33/1208 - characterised by the construction of the sealing or packing means
Y10S277/903 - Seal for rotating kiln or drum
Y10S285/925 - Swells when wet
US Classifications
166 - Wells
277 - Seal for a joint or juncture
285 - Pipe joints or couplings
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