Patents
Patents for B29C 47 - Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor (64,906)
01/1989
01/17/1989US4798473 Extruder screw
01/17/1989US4798472 Extruder screw with balanced flights of different functional sections
01/17/1989US4798445 Polycarbonate, cladding, melt spinning
01/17/1989US4797993 Method of making electroweldable sockets
01/11/1989EP0298908A1 Coextrusion apparatus
01/11/1989EP0298788A2 Mounting-method of auto panes by direct bonding and panes for the bonding
01/11/1989CN1030211A Thermobox for transportation of fresh goods, such as fish, meat medicines etc., and method for producing of which box is shaped
01/10/1989US4797242 Molding, extrusion
01/10/1989US4797237 Method for recycling a beverage container
01/10/1989US4797083 Extrusion die for making a foamed thermoplastic web
01/05/1989DE3721335A1 Process for producing carrier bags with longitudinally extending thickening and side gussets
01/04/1989EP0297810A2 Improvements in and relating to boxes for the transportation of fresh fish and meat
01/04/1989EP0297293A2 Method and extrusion installation for the manufacturing of a foamable mixture of plastics
01/03/1989US4795599 Screw extruder and a method of operation thereof
01/03/1989CA1247833A1 Interlocking vinyl siding panels and methods of making
01/03/1989CA1247819A1 Process for the production of tubes made of collagen, particularly small bore tubes and use of said tubes for vascular prosthesis and nerve sutures
01/03/1989CA1247818A1 Method and machine for forming articles from a plastic material
01/03/1989CA1247816A1 Lightly crosslinked linear olefinic polymer foams and process for making
01/03/1989CA1247815A1 Take-away device for plastic tubing
01/03/1989CA1247814A1 Accumulator head with diverter sleeve
12/1988
12/28/1988EP0296823A2 Interpenetrated polymer films
12/28/1988EP0296408A1 Low density extruded foam having high compressive strength
12/28/1988EP0296370A2 Coextrusion head
12/28/1988EP0296240A1 Process of producing a fibrillated semi-interpenetrating polymer network of polytetrafluoroethylene and silicone elastomer and shaped products thereof.
12/28/1988CN88210520U Dual-rotating plastic extruder
12/28/1988CN88103326A Improved coextrusion apparatus and process
12/28/1988CA1247595A Apparatus for forming films of constant thickness
12/28/1988CA1247319A Heat shrinkable elastomer, method of producing the elastomer and articles utilizing the elastomer
12/27/1988US4794028 Method for continuously producing a multi-hook fastner member and product of the method
12/27/1988US4793957 Coloring
12/27/1988US4793954 Shear processing thermoplastics in the presence of ultrasonic vibration
12/27/1988US4793928 Polymer filtering apparatus
12/27/1988US4793885 Sandwich of thermoplastic resins; deflected into zig-zag or pleated configuration
12/27/1988US4793790 Apparatus for supporting tubular films of thermoplastic material
12/27/1988US4793788 Apparatus of extruding a plastic pipe under control of the wall thickness of the extruded plastic pipe
12/21/1988EP0295434A2 Extruder for manufacturing pipes and hollow profiles
12/20/1988US4792488 High oxygen barrier coextruded film
12/20/1988US4792422 Gel-filled buffer tubes
12/20/1988US4791965 Co-extruded tube
12/20/1988CA1247019A1 Hose with coextruded cover consisting of multiple foamed or nonfoamed layers
12/20/1988CA1246913A1 Low loss cladded optical fibers from halides and process for making same
12/20/1988CA1246819A1 Extrusion die for a blow head for making blown plastic films
12/15/1988WO1988009803A1 Extrusion-grade compositions comprising mixtures of wholly aromatic polyesters
12/15/1988WO1988009716A1 Process and tool to facilitate processing of thermoplastic polymers
12/15/1988DE3730496A1 Combined two-way extruder system for two colours for pasty products, in particular for confectionery
12/15/1988DE3717321A1 Production process for a sheet-like component and component
12/15/1988DE3716884A1 Coextrusion head
12/13/1988US4790975 Method and device for extrusion of a double wall plastics pipe
12/13/1988US4790972 Polypropylene, adhesive, barrier layer; heat sealing before forming into containers
12/13/1988US4790970 Extrusion and sizing of fiber reinforced thermoplastic; shaping guides to helical configuration
12/13/1988US4790737 Apparatus for manufacturing reinforced hose
12/13/1988CA1246310A2 Process for making cast thermoplastic film with integral closures
12/08/1988DE3717742A1 Induktiv erhitzte vorrichtung Inductively heated device
12/07/1988EP0294345A1 Method for enabling the cutting to size of a continuously extruded weather strip with variable characteristics, particularly for motor vehicle bodies
12/07/1988EP0294337A1 Variable-rigidity extrudate obtained by continuous extrusion, and method and apparatus for producing this extrusion
12/07/1988EP0294214A2 Coextrusion apparatus and process
12/07/1988EP0294213A2 Edge-laminating apparatus and process
12/07/1988EP0294209A1 Extruded article and method of making same
12/07/1988EP0294008A2 An induction weldable socket and a process and apparatus for manufacturing such a socket and a process for connecting said socket to a penetrating pipe part
12/07/1988EP0293635A2 Method for the manufacture of foam packing materials
12/07/1988CN88103278A Apparatus for producing bent tubes
12/06/1988US4789514 Flowing and advancing material in longitudinal direction while simultaneously squeezing in lateral direction
12/06/1988US4789513 Coextrusion apparatus and process
12/06/1988US4789511 Polymer melt extrusion; flow along passage with increasing cross-section; pressure differential
12/06/1988US4789507 Production of preceramic and ceramic fibers from friable, thermally sensitive organosilicon preceramic polymers
12/06/1988US4789327 Adjustable pipe extrusion die with internal cooling
12/06/1988CA1246038A1 Lighting apparatus and method
12/06/1988CA1245824A1 Apparatus for manufacturing webs of synthetic thermoplastics
12/06/1988CA1245821A1 Process and apparatus for preparing a synthetic resin plate of different colors
12/01/1988WO1988009261A1 Method of manufacturing heat exchangers
12/01/1988WO1988009258A1 Linear low density polyethylene cast film
12/01/1988DE3716707A1 Continuously operating melt-filter system for coextrusion systems
11/1988
11/30/1988EP0293331A2 Extrusion equipment for applying a plastic sheath to a wire
11/30/1988EP0293311A2 Apparatus for producing bent tubes
11/30/1988EP0293270A2 Method and apparatus for producing screw feeders for a plastic injection-molding machine
11/30/1988EP0293269A2 Extrusion die
11/30/1988EP0293204A2 Extruder linearisation
11/30/1988EP0293022A2 Method of producing a variegated ice confection product
11/30/1988EP0292646A1 Extrusion press for extruding marbled plastic profiles
11/30/1988EP0292614A2 Take-off apparatus for tubular films
11/30/1988EP0292584A1 Method of making panels, apparatus for carrying out the method and panels obtained thereby
11/29/1988US4788088 Apparatus and method of making a reinforced plastic laminate structure and products resulting therefrom
11/29/1988US4788021 Method for fabricating a sawtooth clamp cushion
11/29/1988US4787948 Cooling and storing until modulus increases; seals
11/29/1988US4787900 Process for forming multilayer bioreplaceable blood vessel prosthesis
11/29/1988US4787897 Elastic block polymer middle section
11/29/1988US4787175 Non-metallic door edge guard
11/24/1988DE3743512C1 Extruder for thermoplastics, rubber or similar materials, with a screw which can turn in a barrel
11/24/1988DE3734328C1 Producing lining on inner surface of extrusion channel etc. - from isotropic powder metallurgical material isostatically compressed to form compact coating
11/24/1988DE3715180A1 Extruder-adaptor with die changer and device for cutting the product to length
11/23/1988EP0292336A1 Linear low density polyethylene cast film
11/23/1988EP0292123A2 Cooling roller for a coooling machine
11/23/1988EP0291985A2 Filter exchange device for an extrusion molding machine
11/23/1988EP0291908A2 Method and apparatus for the preparation and feeding of filling material for optical fibres
11/23/1988EP0291764A1 Method of manufacturing foamed polypropylene resin sheet
11/23/1988EP0291682A1 Method for making an extrusion die for forming helically wound extrudate particles
11/23/1988EP0148177B1 Method and apparatus for extruding reinforced hose
11/23/1988CN88200670U Squeezed granulating equipment for film type wet waste plastic
11/23/1988CN88101745A Method of manufacturing polyacetal resin film
11/22/1988US4786458 Method for forming a hollow container having supports