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Class Information
Number: 425/378.1
Name: Plastic article or earthenware shaping or treating: apparatus > Stock pressurizing means operably associated with downstream shaping orifice > Including heating or cooling means
Description: Apparatus having means to heat or to cool the fluent stock.


Sub-classes under this class:

Class Number Class Name Patents
425/379.1 Plural spaced 168
425/378.2 Spinneret 139


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

Patent Number Title Of Patent Date Issued
7411163 Device for providing a melt Aug. 12, 2008
7402034 Center heated die plate for underwater pelletizer Jul. 22, 2008
7320585 Device for the hot granulation of thermoplastic polymers Jan. 22, 2008
7318720 Die assembly and production process for profile extrusion Jan. 15, 2008
7275927 Multi-channel cooling die Oct. 2, 2007
7195471 Blowing head for extruding films, comprising clamping elements containing ducts for cooling air Mar. 27, 2007
7186102 Apparatus and method for low-density cellular wood plastic composites Mar. 6, 2007
7168934 Installation for producing cables Jan. 30, 2007
7144543 Method and device for producing plastic profiles Dec. 5, 2006
7140855 Inner mandrel Nov. 28, 2006
RE39399 Segmented die for applying hot melt adhesives or other polymer melts Nov. 14, 2006
7125235 Pressurized plate-heated material die and method of constructing a pressurized plate-heated die Oct. 24, 2006
7118362 Pellet-type foams of non-crosslinked polypropylene resin having lower melting point and process and device for producing the same and molded foams therefrom Oct. 10, 2006
7108495 Apparatus for continuous forming shaped polymeric articles Sep. 19, 2006
7090480 Method and apparatus for molding ceramic sheet Aug. 15, 2006
7074027 Extrusion die and method for forming dual wall corrugated plastic pipe and dual wall plastic pipe having a foam annular core Jul. 11, 2006
7018191 Plastics extruder dimension and viscosity control system Mar. 28, 2006
7018187 Apparatus for smoothing and cooling a synthetic resin web produced by a slit nozzle Mar. 28, 2006
7014447 Extruder for welding plastic components Mar. 21, 2006
7008203 Device for granulating a thermoplastic, which is extruded from nozzles Mar. 7, 2006
7005161 Vapor deposition of solid oligomers Feb. 28, 2006
6991445 Siding production line cooling apparatus and method Jan. 31, 2006
6990791 Encapsulation machine with valved injection wedge Jan. 31, 2006
6984676 Extrusion of synthetic wood material Jan. 10, 2006
6969484 Manufacturing method and device for electret processed product Nov. 29, 2005
6902383 Apparatus containing cooling and warming devices for the preparation of a polymer solution Jun. 7, 2005
6884060 Apparatus for manufacturing encapsulated products Apr. 26, 2005
6875002 Oscillating guide cage Apr. 5, 2005
6863519 Adapter for an extruder for producing plastic profiles Mar. 8, 2005
6854969 Apparatus for molding honeycomb structure and molding method Feb. 15, 2005
6817858 Multi-channel cooling die Nov. 16, 2004
6814557 Apparatus and method of producing ultra thin wall extrusions and coatings Nov. 9, 2004
6808375 Expanded porous thermoplastic polymer membranes and device for the production thereof Oct. 26, 2004
6802996 Method for molding ceramic sheet Oct. 12, 2004
6793854 Method and apparatus for making plastic film, and plastic film Sep. 21, 2004
6787092 Pipe extrusion die for multi-layer pipe Sep. 7, 2004
6779994 Apparatus for cooling and calibrating an extruded plastic profile Aug. 24, 2004
6776596 Apparatus for the manufacture of fiber-reinforced plastic compositions Aug. 17, 2004
6745672 Transport module for handling softened dough intermediates Jun. 8, 2004
6676395 Equipment for extruding an expanded polymer sheet or plate Jan. 13, 2004
6652257 Apparatus for producing ceramic moldings Nov. 25, 2003
6551534 Method and arrangement for cooling an extruded hollow product Apr. 22, 2003
6547551 Multilayer crosshead Apr. 15, 2003
RE38056 Apparatus for adjusting the lip opening of an extrusion die Apr. 1, 2003
6533564 Apparatus for forming adhesive cartridges Mar. 18, 2003
6530765 Apparatus for manufacturing expanded polytetrafluoroethylene products Mar. 11, 2003
6527532 Apparatus for making a wood-plastic profile Mar. 4, 2003
6485283 Blow molding die for producing blown film Nov. 26, 2002
6422135 Method and apparatus for producing a pre-gelled starch product and normally sticky extrudates with minimal or no surfactant Jul. 23, 2002
6415708 Method and apparatus for producing a pre-gelled starch product and normally sticky extrudates with minimal or no surfactant Jul. 9, 2002

1 2 3 4 5 6 7


 
 
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