Patents for B29D 1 - Producing articles provided with screw threads (450)
03/1980
03/19/1980EP0008883A1 Polymer concrete with cast threads and method of producing the same
03/11/1980US4192494 Cutter mat and method of making same
03/04/1980US4191341 Winding apparatus and method
02/1980
02/12/1980US4188178 Internally threaded plastic nut
12/1979
12/04/1979CA1067265A1 Process for producing shaped synthetic resin articles varying in shape of longitudinal section
10/1979
10/23/1979US4172112 Method for molding a cover of synthetic resin powder material on a core of irregular surface configuration
09/1979
09/18/1979CA1062419A1 Polymer films
07/1979
07/31/1979US4162557 Process for turning a coated casing inside out
07/17/1979CA1058367A1 Method and apparatus for continuous production of corrugated sheets
06/1979
06/19/1979US4158538 Apparatus for the continuous production of continuous plastics foam webs
06/13/1979EP0002174A1 Method and apparatus for producing a foil-clad hollow plastic profile
06/05/1979CA1056038A1 Range readout method and appartus
05/1979
05/01/1979CA1053716A1 Method and apparatus for handling workpieces
04/1979
04/24/1979CA1052966A1 Radial extrusion and stretching of foam to form fibrous networks
04/10/1979CA1052066A1 Process for preparing a web of film prior to winding it into a wound roll
03/1979
03/27/1979CA1051155A1 Treating listick and like substances
03/20/1979US4145385 Paste extrusion of ptfe
01/1979
01/23/1979US4135675 Paper carrier stripping method and apparatus
01/23/1979CA1046716A1 Method and apparatus for embossing plastic film
12/1978
12/05/1978US4128378 Equipment for producing high voltage rectifying units
11/1978
11/21/1978US4126262 All-plastic heat-sealable container material and method of making
10/1978
10/17/1978US4120349 Heat transfer roll
09/1978
09/26/1978CA1039014A1 Method and apparatus for the cooling of a tubular extrudate of expanded polystyrene
09/19/1978US4115495 Processing extruded thermoplastic polymer
09/12/1978US4113536 Method and apparatus for automatically making frames
09/12/1978CA1038121A1 Process and apparatus for the edge knurling of a thermoplastic web
08/1978
08/22/1978US4108933 Method of manufacturing steam-cured porous concrete products
07/1978
07/25/1978US4102720 Supporting plate with protrusions, porous foamed sheet, fusion-fixing, draft
05/1978
05/23/1978US4090631 Screw-type bottle cap having improved sealing properties
04/1978
04/18/1978US4085175 Process for producing a balanced nonwoven fibrous network by radial extrusion and fibrillation
03/1978
03/21/1978US4079475 Process for manufacturing an internally cast or molded single threaded product
12/1977
12/20/1977US4063838 Rod construction and method of forming the same
12/06/1977US4061702 Method of making a plastic container
11/1977
11/15/1977US4058424 Method of and device for producing in a continuous operation endless driving belts of any desired circumferential length
09/1977
09/20/1977US4049874 Process for producing an architectural precast concrete panel
08/1977
08/30/1977US4045270 Extrusion
07/1977
07/26/1977US4038121 Production of thermoplastic films
06/1977
06/21/1977US4031313 Printed circuits with arc-retardance
03/1977
03/08/1977US4011039 Parison transfer device
02/1977
02/22/1977US4009237 Process for producing shaped synthetic resin articles varying in shape of longitudinal section
01/1977
01/25/1977US4004747 Winding apparatus
11/1976
11/09/1976US3990825 Sprue-scrap removal apparatus for molds
09/1976
09/28/1976US3982871 Method and device for forming a socket on a plastic tube
09/21/1976US3981952 Fibrous materials
09/07/1976US3979749 Range readout apparatus
09/07/1976US3978568 Apparatus for treating lipstick and like substances
08/1976
08/17/1976US3975618 Method and apparatus for heating synthetic plastic components
07/1976
07/13/1976US3969060 Apparatus for deforming a tubular slug of thermoplastic material
02/1976
02/10/1976US3937777 Liquid expanding agents
01/1976
01/27/1976US3934833 Hysteresis clutch for film winding
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