Patents for B29C 44 - Shaping by internal pressure generated in the material, e.g. swelling, foaming (19,824)
05/1983
05/18/1983EP0079012A1 Method and apparatus for generating foamed thermoplastic materials
05/18/1983EP0078963A2 Grinding shoe
05/17/1983US4383955 Curing a joining resin, such as an epoxy resin; reinforcement can be non-woven glass fiber cloth
05/17/1983US4383812 Extrusion head for moldings to be used in the construction of window, door and the like frames
05/17/1983CA1146317A1 Method of manufacturing goods of laminates and goods so manufactured
05/11/1983EP0078511A2 Electronic proximity switch
05/11/1983EP0078340A1 Improved method and apparatus for the preparation of foamed structures
05/10/1983US4382759 Element for the insulation of the outer wall of a building, and process and apparatus for its manufacture
05/10/1983US4382757 Molding apparatus for expanding beads of polystyrene material
05/04/1983EP0078108A2 Production of PVC irrigation pipe
05/03/1983US4381908 Mold apparatus for forming profile employing reinforcing preform
05/03/1983US4381907 Apparatus for manufacturing insulating construction profiles
04/1983
04/28/1983WO1983001399A1 Device for applying foam to textiles
04/27/1983EP0077653A1 Device for applying foam to textiles
04/26/1983US4381273 Method of co-extruding a reinforced composite foamed resin channel-shaped sealing strip having an abraded surface portion
04/26/1983US4381272 Method of and system for injecting a fluid into a plastified mass in an extruder
04/19/1983US4380252 Wire reinforced hose and method
04/12/1983US4379856 Polyurethane foam molding with zones of different indentation hardness and a process for its production
04/06/1983EP0075897A2 Process for producing pre-foamed particles of polyolefin resin
04/06/1983EP0075768A2 Moulding structure for roller window shutters and the like
04/05/1983US4379107 Method and apparatus for the continuous production of a uniform slab or sheet from heat expandable thermoplastic particles
04/05/1983US4379106 Method of expanding heat expandable thermoplastic elements with steam and a horizontal expander with a feed near the bottom for expanding the heat expandable element
04/05/1983US4379103 Method of forming a foam resin core structure having a smooth composite reinforced integral skin
03/1983
03/29/1983US4378396 Seat cushion cover member
03/29/1983US4378394 Reinforcing member
03/29/1983CA1143584A1 Hollow building blocks with plastic filling and a process and an installation for producing them
03/29/1983CA1143523A1 Fluid film continuous processing apparatus
03/23/1983EP0074907A1 Method of manufacturing rigid cellular objects of polyvinyl chloride, objects obtained by this method and their application
03/22/1983US4377609 Curing a foaming composition such as a polyurethane
03/22/1983US4377156 Solar collectors and process for the manufacture thereof
03/22/1983CA1143140A1 Apparatus for manufacturing insulating construction profiles for windows, door frames, facades or the like
03/22/1983CA1143117A1 Method and an arrangement for the manufacture of a material web of foamed thermoplastics
03/15/1983US4376741 Method and apparatus for continuously extruding an expandable thermoplastic resin composition onto an elongated preform
03/15/1983US4376625 Injection-molding apparatus for making objects of two different resins
03/08/1983US4375808 Solar heat energy collecting systems and methods of making the same
03/08/1983CA1142314A1 Process and apparatus for continuous production of polyurethane foam
03/01/1983CA1142299A1 Method of making foams and foamable compositions
02/1983
02/23/1983EP0072679A1 Hot melt adhesive system
02/23/1983EP0072499A1 Process for producing foamed and molded article of polypropylene resin
02/22/1983US4374885 Polyurethane slabs with bonding agent inbetween
02/17/1983WO1983000458A1 Molding of unsaturated polyester
02/16/1983EP0072024A2 Molding of unsaturated polyester
02/16/1983EP0071981A1 Foamed molded articles of polypropylene resin
02/16/1983EP0071657A1 Method for the extrusion of thermoplastic material composites
02/15/1983US4373887 Apparatus for producing porous shaped products
02/09/1983EP0071088A1 Method for making an inner shoe particularly for ski boots
02/09/1983EP0071016A2 Apparatus for production of expanded polystyrene panels
02/08/1983US4372901 Corrugated metal sheets over a foamed core
02/08/1983US4372900 With a fiberglass mat and a polyurethane foaming composition
02/08/1983US4372352 Foam dispensing apparatus
02/08/1983US4372028 Method of manufacturing foam insulated tank
02/08/1983CA1140721A1 Molded plastic part
02/01/1983US4371488 Method and apparatus for extruding foamed bodies involving the use of adjustable traction shaping rolls
01/1983
01/25/1983US4370117 Foaming apparatus
01/25/1983US4369562 Process for the manufacture of a profile for metal joinery having a thermal gap
01/20/1983WO1983000117A1 Process for making polyurethane foam
01/12/1983EP0069516A1 Porous thermoresin structures
01/11/1983CA1139069A1 Process and device for forming plastics cellular material in mould
01/06/1983WO1983000029A1 Method and apparatus for insulating building blocks and the blocks produced thereby
01/05/1983EP0069076A1 Method of producing a composite body with a hard foam core and a skin of hard foam with a higher density
01/05/1983EP0068820A1 Process for making polyurethane foam
01/05/1983EP0068673A1 Phenolic foam of increased resilience and process for making it
01/05/1983EP0068467A1 Polypropylene foamed molded articles and process for production thereof
01/05/1983EP0068333A1 Method and apparatus for extruding a cellular product
01/05/1983EP0068332A1 Apparatus and method for making foamed resin products
01/04/1983US4367185 Method of producing crosslinked polypropylene foam
01/04/1983US4367105 Method and apparatus for making elongated articles having sheathed foam insulation
12/1982
12/28/1982US4366122 Apparatus for making urea-formaldehyde insulation
12/28/1982US4365580 Hull construction
12/22/1982EP0067627A1 Fire resistant materials
12/22/1982EP0067442A1 Apparatus and method for extruding foamed polymeric materials
12/21/1982US4364892 Process for surface treatment of foamed sheets
12/21/1982US4364882 Process and an apparatus for the extrusion of plastic pipes with composite walls
12/21/1982CA1137717A1 Foam extrusion apparatus and method
12/15/1982EP0066977A1 Method and apparatus for preparing thermoplastic foams
12/15/1982EP0066960A2 A process for making a skinned foam
12/14/1982US4363849 Blend of ethylene-vinyl acetate copolymer, blowing agent, and pigments
12/14/1982US4363684 Method for the lamination of foam including a reinforcing scrim
12/14/1982US4363610 Apparatus for continuously molding cylindrical blocks of foamed polymeric material
12/07/1982US4362489 Expandable mandrel apparatus for manufacturing smooth-lined corrugated pipe
12/07/1982US4362482 Apparatus for extruding thermoplastic compositions
12/07/1982CA1136816A1 Method and apparatus for extruding plastic tubing having composite walls
12/01/1982EP0065753A2 Moulded foam installation
11/1982
11/30/1982US4361453 Microwave curing of precursors
11/24/1982EP0064985A1 Methods and apparatus for producing foamed thermoplastics material and articles
11/23/1982US4360556 Foamed low density polyethylene sheet material and carrier
11/23/1982US4360486 Dissolving in liquid foaming agent
11/23/1982US4360484 Decreasing the density
11/16/1982US4359436 Methods of and systems for controlling the expansion of cellular plastic insulation in the manufacture of insulated conductors
11/09/1982US4358417 Injection and hardening of a fluid
11/09/1982US4358033 Injection molding assembly
11/09/1982CA1135177A1 Device for cutting and shooting fibres with stabilised orientation
11/02/1982US4357013 Reinforced foam core composite structure and method
11/02/1982CA1134576A1 Process and device for filling cavities, particularly mold cavities, with a reactive, flowable mixture
10/1982
10/20/1982EP0062882A2 Directionally flexibilized expanded thermoplastic foam sheet for low temperature insulation
10/19/1982US4354819 Multi-pivotable mold carrier clamping apparatus
10/19/1982US4354810 Apparatus for distributing a foamed composition on a substrate
10/19/1982CA1133776A1 Solar heat energy collecting systems and methods of making the same
10/14/1982WO1982003358A1 Production of blocks, bricks and tiles
10/14/1982WO1982003357A1 Method and device for manufacturing polymer foam webs and produc t obtained thereby