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Class Information
Number: 425/72.1
Name: Plastic article or earthenware shaping or treating: apparatus > Shaping orifice and downstream work contacting gaseous treating means
Description: Apparatus comprising means defining a shaping orifice and means causing a gaseous medium to contact work subsequent to issuing from the shaping orifice to heat, cool, react or otherwise the shaped work.

Sub-classes under this class:

Class Number Class Name Patents
425/72.2 Orifice for filaments or fibers (e.g., spinneret) 438

Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8702410 Device for cooling plastic profiles Apr. 22, 2014
8641396 Spiral distributor, die head, blown film line, and method for manufacturing a blown film Feb. 4, 2014
8641946 Extrudate having capillary channels Feb. 4, 2014
8641397 Spiral distributor, die head, blown film line, and method for manufacturing a blown film Feb. 4, 2014
8628719 Blown film extrusion plant Jan. 14, 2014
8579624 Systems and methods for making multi-wall corrugated pipe Nov. 12, 2013
8562320 Resin molding device Oct. 22, 2013
8453880 Process air-assisted dispensing systems and methods Jun. 4, 2013
8430727 Device for producing blown films Apr. 30, 2013
8360401 Storage container, method for molding resin, and method for forming plating film Jan. 29, 2013
8360763 Blown film extrusion device Jan. 29, 2013
8286833 Dispensing systems for dispensing a heated liquid Oct. 16, 2012
8282374 Evacuation system for plastics extrusion Oct. 9, 2012
8282384 Continuous curing and post curing apparatus Oct. 9, 2012
8210837 Sizing cage adjustment Jul. 3, 2012
8196778 Process air-assisted dispensing systems Jun. 12, 2012
8162644 Die for extrusion forming head Apr. 24, 2012
8114367 Systems and methods for carbon capture and sequestration and compositions derived therefrom Feb. 14, 2012
8092204 Apparatus and method for inflation extrusion molding of pressure-sensitive adhesive sheet Jan. 10, 2012
8062013 Device for internal cooling of extruded thermoplastics pipes Nov. 22, 2011
7922470 Apparatus for automatic control of cage size in an extruded film production line Apr. 12, 2011
7887728 Spinning pack for dry-wet spinning, diverting guide for fiber bundle, and apparatus and method for producing fiber bundle Feb. 15, 2011
7883327 Device for producing blown film Feb. 8, 2011
7878786 Apparatus for producing tissue scaffold having aligned fibrils Feb. 1, 2011
7819053 Method and system for molding chocolate utilizing an air knife and products made Oct. 26, 2010
7806674 Air ring for controlling blown film thickness provided with individual heat conducting segments Oct. 5, 2010
7780430 Mandrel, and apparatus and process for resin film production with mandrel Aug. 24, 2010
7753666 Apparatus and method for cooling plastic film tube in blown film process Jul. 13, 2010
7744795 Solution casting apparatus and method Jun. 29, 2010
7736140 Interior cooling body for a blowfilm system, blowfilm system, and process for producing a blowfilm Jun. 15, 2010
7695263 Blown film die for producing tubular film Apr. 13, 2010
7678300 Optical film manufacturing method and apparatus Mar. 16, 2010
7654808 Air ring with circumferentially adjustable air flow Feb. 2, 2010
7625194 Unit for production of tubular resin film Dec. 1, 2009
7617951 Compact heated air manifolds for adhesive application Nov. 17, 2009
7614525 Compact heated air manifolds for adhesive application Nov. 10, 2009
7568899 Oscillating hauloff with bearings along central axis Aug. 4, 2009
7556487 Apparatus for making center-filled chewing gum pieces Jul. 7, 2009
7513751 Method for regulating the vacuum supply of calibration tools Apr. 7, 2009
7507455 Foil balloon for enabling customized design to print on either side and method of manufacturing same Mar. 24, 2009
7500841 Apparatus for pumping gases in a film Mar. 10, 2009
7445443 Turning bar draw-off device for a tubular film extrusion installation Nov. 4, 2008
7396224 Calibrating basket for a calibrating station Jul. 8, 2008
7347680 Device for producing lay-flat tubes in blown film extrusion installation Mar. 25, 2008
7316552 Low turbulence die assembly for meltblowing apparatus Jan. 8, 2008
7296986 Induction coupling for braking roller drive on the flat-folding device Nov. 20, 2007
7267535 Pipe molding apparatus with mold tunnel air turbulence Sep. 11, 2007
7220113 Gauge distribution apparatus for plastic film May. 22, 2007
7195471 Blowing head for extruding films, comprising clamping elements containing ducts for cooling air Mar. 27, 2007
7175415 Moulding system, in particular a calibration die Feb. 13, 2007

1 2 3 4 5 6 7 8

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