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)
04/1976
04/20/1976US3952127 Extrusion of plastics netting
04/13/1976US3950605 Metal foil-plastic laminate and method of preparing the same
04/13/1976US3950476 Polymers
04/13/1976US3950467 Method for shaping tubular films in downward and wet manner
04/13/1976US3950466 Stabilising sleeve
04/13/1976US3950122 Apparatus for finishing soap bars
04/13/1976US3950118 Control of temperature profile across a heat exchanger
04/13/1976US3949905 Device for the production of articles with a compact smooth skin and a cellular core from polymer materials
04/13/1976US3949669 Process and method in printing
04/06/1976US3949110 Specially formed shrinkable tube, its manufacturing method and the articles using such tube
04/06/1976US3949042 Method and apparatus for making laminar plastic sheet material
04/06/1976US3949031 Method for making cellular articles
04/06/1976US3948709 Process and apparatus for producing extrusion-laminated films
04/06/1976US3948491 Process for blending an additive such as colour pigment etc. with a plastic material and blending apparatus intended to be used for said process
04/06/1976US3948082 Method and device for contactless measuring of the thickness of layers, particularly of insulating layers on metallic parts
03/1976
03/30/1976US3947536 Process for preparing a film of a tapered copolymer of styrene-butadiene or mixtures thereof
03/30/1976US3947214 Extrusion die mask
03/30/1976US3947202 Apparatus for filtering molten plastics and for extruding plastic strands
03/30/1976US3947201 Extruder and roll die apparatus
03/30/1976US3947200 Apparatus for producing striated soap bars
03/30/1976US3947195 Apparatus for use in processing molten plastics
03/30/1976US3947174 Apparatus for reproducing perforated seamless tubular films by means of compressed air
03/30/1976US3947173 Apparatus for extruding concentric plastic sheaths
03/30/1976US3947172 Apparatus for extruding plastic materials
03/30/1976US3947170 Rotary film blowhead for making tubular films of thermoplastic material
03/30/1976US3947169 Apparatus for making rods or tubes having a filter
03/30/1976US3947168 Film casting apparatus for the purification of photographic materials
03/30/1976US3947000 Extruder drive
03/30/1976US3946999 Apparatus for plasticizing and injecting mouldable synthetic material
03/30/1976US3946998 Single worm extruder
03/30/1976US3946924 Tube haul-off machine
03/30/1976US3946918 Hose feeder
03/30/1976US3946803 Apparatus for controlling temperature of an extruder screw
03/23/1976US3946099 Tetramethyltetravinylcyclotetrasiloxane
03/23/1976US3946097 Process for forming continuous fiber reinforced material embedded in thermosetting resin
03/23/1976US3945873 Hot melt adhesives, tubes
03/23/1976US3945872 Extrusion
03/23/1976US3945867 Plastic hose making method
03/23/1976US3945781 Molding apparatus to form a three dimensional product on a web material
03/23/1976US3945622 Cascade type dynamic mixer for extrusion of plastic
03/23/1976US3945621 Extruder with hydrostatic bearing
03/23/1976US3945403 Tube construction for fastener profile strips
03/16/1976US3944644 Process for producing polymeric film
03/16/1976US3944641 Process of forming an irregular surface on the inside of a tube or pipe
03/16/1976US3944459 Method and apparatus for applying reinforced insulation to a conductor
03/16/1976US3944192 Plasticizer apparatus for ball agitator along screw flights
03/16/1976US3944191 Plastics-processing machine with combined performance of extrusion and injection
03/16/1976US3944118 Thermoplastic resin pellet ratio loader
03/16/1976US3943640 Apparatus for drying strands of plastics material during the manufacture of plastics granules
03/09/1976US3943224 Method and apparatus for making continuous lengths of resin tubes
03/09/1976US3942937 Method of providing durable, slick sliding surfaces on extrusion forming apparatus, and the product thereof
03/09/1976US3942933 Apparatus for manufacturing hollow articles, such as bowls, trays, cups and similar articles
03/09/1976US3942921 Die and air nozzle
03/09/1976US3942774 Method of and means for effecting redistributive mixing in an extruder
03/09/1976US3942773 Method and apparatus for extruding melted plastic mixtures
03/02/1976US3941866 Method of bonding a thermoplastic resinous protective coating to a metallic substrate
03/02/1976US3941865 Extrusion of ethylene oxide resins
03/02/1976US3941551 Apparatus involving a centerplate and a heat sink between multiple flat extrusion streams
03/02/1976US3941550 Apparatus using solid insulating material as a center plate between multiple flat extrusion streams
03/02/1976US3941544 Apparatus for the preparation of foamed thermoplastic extruded profiles
03/02/1976US3941535 Extrusion device
03/02/1976US3941306 System of interconnected, sealed and unsealed bags
03/02/1976US3941157 High strength multiple passageway plastic conduit
02/1976
02/24/1976US3940464 Production of laces and granules of fibre-reinforced thermoplastics
02/24/1976US3940335 Filtering process and apparatus
02/24/1976US3940300 Method and apparatus for extruding a layer of extrudable material on a body having inaccessible ends
02/24/1976US3940222 Filter changing valve unit
02/24/1976US3940221 Thickness control system for an extrusion die
02/24/1976US3940220 Method and equipment for the manufacture of variegated detergent bars
02/24/1976US3939873 Corrosion resistant glass-reinforced plastic pipe liner
02/24/1976US3939682 Method and machine for use in hydrostatic extrusion
02/17/1976US3939025 Method of making a polyethylene terephthalate laminate
02/17/1976US3938925 Spin pack assembly
02/10/1976US3937777 Liquid expanding agents
02/10/1976US3937644 Apparatus for applying a backing of plastic material to a cutting blade
02/10/1976US3937495 Apparatus for connecting and sealing together two lengths of cylinder barrel of a worm extruder
02/03/1976US3936519 Method of extruding foamed plastic sheathed pencils
02/03/1976US3936518 Process for preparing a synthetic wood
02/03/1976US3936413 Glass reinforced thermoplastic molding material containing zinc sulfide pigment
02/03/1976US3936265 Manufacturing clear plastic lids
01/1976
01/27/1976US3935369 Methods of manufacturing an insulated conductor and product produced thereby
01/27/1976US3935292 Cast polymerization process with improved mold release
01/20/1976US3933965 Process for the manufacture of rods of thermoplastic material, having internal capillary ducts, for the preparation of pen nibs incorporating capillary ink ducts
01/20/1976US3933964 Resin laminate and method of making
01/20/1976US3933960 Method of extruding fiber reinforced plural layered plastic tubes
01/20/1976US3933958 Method of making tubular plastic film
01/20/1976US3933200 Temperature conditioning means
01/13/1976US3932682 Polyolefins
01/13/1976US3932569 Method for producing free-flow interlocking foamed packing material
01/13/1976US3932248 Method and apparatus for making laminated board with a pocketed core
01/13/1976US3932115 Vented hopper with improved feed system
01/13/1976US3932106 Injection molding head for forming honeycombed thermoplastic structures
01/13/1976US3932103 Die for extruding plastic film
01/13/1976US3932102 Spiral design pipehead
01/13/1976US3932092 Apparatus for making plastics mesh structures and other forms of openwork
01/13/1976US3932090 Adjustable extrusion apparatus for producing thread-like products
01/13/1976US3932086 Extruder
01/13/1976US3932080 Apparatus for manufacture of tubular film from thermoplastic resin
01/13/1976US3932044 Pen point for writing instruments
01/13/1976US3931853 Device for the supply and discharge of cooling liquid in the worms of an extruder press