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Class Information
Number: 425/DIG.2
Name: Plastic article or earthenware shaping or treating: apparatus > Air support
Description:


Patents under this class:

Patent Number Title Of Patent Date Issued
6339941 Device for cooling glass volumes Jan. 22, 2002
5879723 Automated tube reforming apparatus Mar. 9, 1999
5296170 Method for improving the internal surface of seamless tube of multi-layer plastics film laminate Mar. 22, 1994
5244618 Process and apparatus for continuous three-dimensional forming of heated thermoplastic materials Sep. 14, 1993
4465649 Method and system for extruding tubular foamed polymer sheet Aug. 14, 1984
4278624 Fluid film continuous processing method and apparatus Jul. 14, 1981
4252512 Coanda effect support for material processing Feb. 24, 1981
3981666 Compression device Sep. 21, 1976



 
 
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