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Class Information
Number: 264/209.2
Name: Plastic and nonmetallic article shaping or treating: processes > Forming continuous or indefinite length work > Shaping by extrusion > Hollow article > Including rotational or translational movement of a material shaping member
Description: Processs including rotational or translational movement of a material shaping member in the extruding step.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8658074 Automatic elastomer extrusion apparatus and method Feb. 25, 2014
8608995 Method for manufacturing a separated tip catheter Dec. 17, 2013
8585947 Process for manufacturing a composite ring Nov. 19, 2013
8454883 Nanocomposite material apparatus, nanocomposite material and method for fabricating thereof, nano material apparatus and nano material Jun. 4, 2013
8337741 Method for operating a rotary press and concentrically running press Dec. 25, 2012
8293156 Device and method for profile production with rotating dies Oct. 23, 2012
8246877 Method, apparatus and a forming part for casting a concrete product by slipform casting Aug. 21, 2012
8182733 Use of thermoplastic composing polyethlene glycol as additive May. 22, 2012
8133425 Rotary moulding Mar. 13, 2012
8070997 Process for the production of piping made of a cementitious material having a circular section Dec. 6, 2011
8048350 Structural hydrogel polymer device Nov. 1, 2011
8007700 Coaxial cable of low dielectric constant, and a fabrication method and tool therefor Aug. 30, 2011
7850888 Striped drinking straw and method of making the same Dec. 14, 2010
7785363 Skewed nodal-fibril ePTFE structure Aug. 31, 2010
7670526 Method of manufacturing a guidewire with an extrusion jacket Mar. 2, 2010
7550102 Method for producing a helically shaped, seamless multi-walled cylindrical article Jun. 23, 2009
7513766 Extrusion apparatus having a driven feed segment Apr. 7, 2009
7410602 High flow rate dialysis catheters and related methods Aug. 12, 2008
7381042 Nozzle head for an extruder Jun. 3, 2008
7357890 Apparatus and method for extruding a multilayered structure Apr. 15, 2008
RE39521 Ribbed core dual wall structure Mar. 20, 2007
7192541 Method and apparatus for solid-stranding a flextube unit Mar. 20, 2007
7169341 Process for producing extruded honeycomb bodies and extrusion die Jan. 30, 2007
7128862 Biaxially oriented multilayer polymer tube for medical devices Oct. 31, 2006
6955780 Multi-wall cylindrical structure, method of making such structure, and apparatus for carrying out such method Oct. 18, 2005
6902695 Stabilizer combination for the rotomolding process Jun. 7, 2005
6881819 Liquid initiator for carrying out anionic lactam polymerization in an accelerated manner, method for the production thereof and its use Apr. 19, 2005
6776945 Medical device with extruded member having helical orientation Aug. 17, 2004
6769899 Independent X/Y flow adjustable extrusion die Aug. 3, 2004
6719864 Hose used to install loose fill insulation Apr. 13, 2004
6599451 Rotating extrusion die with spray nozzle Jul. 29, 2003
6585923 Extrusion method and extruder Jul. 1, 2003
6558597 Process for making closed-end ceramic tubes May. 6, 2003
6533973 Extrusion die for biodegradable material with die orifice modifying device and flow control device Mar. 18, 2003
6470726 Method for manufacturing an extruded article changing in cross-section and an apparatus for extruding said extruded article Oct. 29, 2002
6444733 Stabilizer combination for the rotomolding process Sep. 3, 2002
6352425 Rotating disk extruder Mar. 5, 2002
6274071 Method and apparatus for preparing an extrudable product, and an extruded product Aug. 14, 2001
6248277 Continuous extrusion process and device for rods made of a plastic raw material and provided with a spiral inner channel Jun. 19, 2001
6197239 Extrusion apparatus and method for orienting plastic material by using an extrusion apparatus Mar. 6, 2001
6190595 Extrusion arrangement Feb. 20, 2001
6187237 Method for making a product to be extruded, and an extruder Feb. 13, 2001
6183672 Extrusion die for biodegradable material with die orifice modifying device and flow control device Feb. 6, 2001
6174477 Window molding, method and apparatus for producing same Jan. 16, 2001
6139308 Uniform meltblown fibrous web and methods and apparatus for manufacturing Oct. 31, 2000
6132668 Biaxially oriented ordered polymer films Oct. 17, 2000
6103151 Extrusion die for biodegradable material with flow control device Aug. 15, 2000
6007760 Method of producing inflation film, apparatus therefor and molded articles thereof Dec. 28, 1999
5989466 Variable section extrusion die set and variable extrusion molding method Nov. 23, 1999
5904939 Extruder for extrusion manufacturing May. 18, 1999

1 2 3 4

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