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Class Information
Number: 156/244.14
Name: Adhesive bonding and miscellaneous chemical manufacture > Methods > Surface bonding and/or assembly therefor > With lamina formation by molding or casting > By extrusion > Hollow article or lamina > Differential fluid pressure used
Description: Processes wherein a positive or negative pressure is applied through the medium of a liquid or gas.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8691038 Method of forming a molded article from thermoformable thermoplastic sheets Apr. 8, 2014
8491744 Method for the production of a cylindrical, strand-shaped part Jul. 23, 2013
8480836 Double-sided slip-resistant material and method of making same Jul. 9, 2013
8475617 Device for production of drip irrigation tubes Jul. 2, 2013
7713458 Method of manufacturing laminated seamless belt and laminated seamless belt May. 11, 2010
7297220 Method and device for the production of curved thread-reinforced tubular structures Nov. 20, 2007
7125466 Method of preparing a molded cross vehicle beam Oct. 24, 2006
6849227 Method of manufacturing furniture article Feb. 1, 2005
6641694 Angioplasty balloon with thin-walled taper and method of making the same Nov. 4, 2003
6579401 Method for forming a polymeric container system for pressurized fluids Jun. 17, 2003
6521305 Cushioning device with improved flexible barrier membrane Feb. 18, 2003
6266943 Separable laminated container and associated technology Jul. 31, 2001
6245183 Process for manufacturing tubing having a metal layer with an external surface overlaying by multiple plastic layers bonded thereto Jun. 12, 2001
6171423 Method for fabricating composite pressure vessels Jan. 9, 2001
5976298 Method of producing multilayer thermoplastic pipe Nov. 2, 1999
5972143 Angiographic catheter with unitary body and tip sections and method for making same from a continuous feedstock Oct. 26, 1999
5738742 Method for making angiographic catheters Apr. 14, 1998
5641445 Apparatus and method for extruding multi-layered fuel tubing Jun. 24, 1997
5637366 Polyester-containing biaxially-oriented polypropylene films and method of making the same Jun. 10, 1997
5595623 Method for making a barrier film with improved extensibility for cheese packaging Jan. 21, 1997
5591390 Method of manufacturing packaging and wrapping film Jan. 7, 1997
5580405 Extrusion of laminate pipes Dec. 3, 1996
5470518 Process and apparatus for controlling the gap width of a reclosable closure profile for a thermoplastic container Nov. 28, 1995
5468440 Process of making oriented film or structure Nov. 21, 1995
5437827 Making a heat recoverable article Aug. 1, 1995
5435865 Process for manufacturing an automotive trim piece having a polymeric skin mounted to a substrate Jul. 25, 1995
5417997 Process of making reinforced porous pipe May. 23, 1995
5409559 Making a laminated tubular body Apr. 25, 1995
5380385 Process for the manufacture of a flexible polymeric structure by extrusion and the flexible structure manufactured therefrom Jan. 10, 1995
5373870 Method for making a flexible tubular structure by continuous extrusion, having a single layer barrier film a few microns thick, and the extruded flexible tubular structure manufactured therefr Dec. 20, 1994
5358580 Process for manufacturing hose having reinforcement incorporated therein and apparatus therefor Oct. 25, 1994
5350471 Production of cross-laminated film from tube Sep. 27, 1994
5320788 Process for producing a plastic casing reinforced against tensile force Jun. 14, 1994
5310438 Process for making low cost drip irrigation lines using plastic extrusion and film blowing techniques May. 10, 1994
5298713 Process for welding thermoplastic materials with projection of hot gas Mar. 29, 1994
5292472 Coextrusion apparatus and method with rotating cord guidance Mar. 8, 1994
5282916 Method and apparatus for making drip irrigation devices Feb. 1, 1994
5271786 Method and apparatus for producing pipes for drip irrigation Dec. 21, 1993
5266140 Method of making a support sheet-containing plastic film pocket Nov. 30, 1993
5252379 Embossed process paper and production thereof Oct. 12, 1993
5219513 Process for preparing structural, heat-insulating shaped bodies, and bodies obtained thereby Jun. 15, 1993
5217557 Process for the production of thermoplastic levee gates Jun. 8, 1993
5186782 Method for high speed labelling of deformable substrates Feb. 16, 1993
5169470 Method of extrusion blow molding into paperboard inserts to form a composite package Dec. 8, 1992
5169464 Method of making a condom by blow extrusion Dec. 8, 1992
5158637 Method of and an apparatus for thermally processing crystalline thermoplastic resin film Oct. 27, 1992
5114522 Method for producing an automobile bumper May. 19, 1992
5089073 High strength laminated film for chub packaging Feb. 18, 1992
5053092 Method for producing a sinterable extruded laminated article Oct. 1, 1991
5035851 Method of making very high barrier film Jul. 30, 1991

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