Patents for B29C 57 - Shaping of tube ends, e.g. flanging, belling, closing; Apparatus therefor (3,110)
08/1978
08/15/1978CA1036307A1 Process for flanging polytetrafluoroethylene pipes
08/01/1978US4104013 Tampon ejector tube and apparatus
07/1978
07/25/1978US4102623 Device for forming an annular raised rib on a tubular member
07/18/1978US4101695 Method of coating strand material
07/11/1978US4100307 Device for producing a pipe joint having an internal groove therein
07/11/1978US4100241 Method for manufacturing curved bodies of fiber reinforced plastic
07/11/1978US4100240 Liquid polymer extrusion process and product
07/04/1978US4098927 Polypropylene
06/1978
06/27/1978US4097570 Method for making plastic articles
06/20/1978US4095825 Taper pipe joint
06/20/1978US4095598 Catheter
05/1978
05/23/1978US4091153 Artificial boards and shapes
05/16/1978US4089727 Apparatus for making fiber reinforced plastic members
05/02/1978US4087225 Apparatus for flaring plastic tubing
04/1978
04/18/1978US4085185 Method of sealing concentric tube ends to make sealed dual-wall tube
04/11/1978US4083918 Method for belling plastic pipe
03/1978
03/21/1978US4080141 Apparatus for producing bent pipe of reinforced synthetic resin
03/21/1978US4080140 Apparatus for forming bells on plastic tubes
03/21/1978US4079664 Collapsible container forming machine
03/14/1978US4079110 Formation of connecting sleeve on a pipe of thermoplastic material
03/07/1978US4077758 Device for deforming hollow sections
02/1978
02/14/1978US4073855 Mirror assembly method
02/14/1978US4073670 Reinforcements
01/1978
01/31/1978US4071598 Method for cold-forming plastic sheet
01/17/1978US4069000 Mold for shaping and curing reinforced plastic material
01/17/1978US4068619 Assembly for applying liquid to elongated material
12/1977
12/27/1977US4065541 Method of making plastic cartridge casing
12/27/1977US4065339 Process for producing fibre reinforced plastic tubes with flanges
12/27/1977US4065243 Apparatus for forming a thickened bell end on thermoplastic pipe
12/27/1977US4065033 Tube container
12/20/1977US4063862 Forming apparatus for synthetic-material tubes
12/06/1977US4061702 Method of making a plastic container
12/06/1977US4061459 Combined mold element and sealing ring
11/1977
11/22/1977US4059379 Method of belling plastic pipe and apparatus therefor
11/08/1977US4057456 Apparatus for trimming an extrudate
11/01/1977US4056344 Apparatus for producing composite extrusions
10/1977
10/18/1977USRE29446 Apparatus for shaping the end of a tube
10/11/1977US4053343 Thermosetting resin, curing
10/11/1977US4052990 Medico-surgical tube and adaptor
10/04/1977US4052499 Method of reinforcing the handle of hockey sticks
09/1977
09/20/1977US4049762 Blow molding thermoplastic resin
09/13/1977US4048360 Low-weight dent-resistant structure and method for production thereof
08/1977
08/23/1977US4043729 Apparatus for shaping floor coverings for the interiors of vehicles
08/02/1977US4039362 Packing material that can be shaped under the effect of heat
08/02/1977US4039006 Carbon filament wound cylinder and method of producing the same
07/1977
07/19/1977US4036514 Pipe fitting
07/12/1977US4035463 Method of making hollow articles, especially bottles, of thermoplastics
07/12/1977US4034994 Tubular end structure of pipe
07/05/1977US4034057 Method of shaping a bell end on thermoplastic pipe
06/1977
06/28/1977US4032383 Fiber insertion device for continuous 3d foaming machine and method
06/28/1977US4032282 Apparatus for forming bells on plastic tubes
06/28/1977US4032281 Thermoplastic tubular container forming apparatus
06/14/1977US4029461 Fibre felt forming and curing dies
06/07/1977US4028164 Process and apparatus for the continuous obtainment by displacement of cylindrical or prismatic hollow bodies produced with fibre-reinforced synthetic resins
06/07/1977US4028156 Plastic container and closure collar combination and method
05/1977
05/24/1977US4025271 Apparatus for flaring plastic tubing
05/24/1977US4025256 Apparatus for the continuous fabrication of fiber reinforced plastic profile members
05/03/1977US4021180 Collapsible core
04/1977
04/19/1977US4018863 Process for flanging polytetrafluoroethylene pipes
04/19/1977US4018550 Stripping and depositing mechanism for calendered sheets
04/05/1977US4015923 Device for producing expansions in plastics pipes and pipe components
03/1977
03/29/1977US4014640 Pipe belling and chamfering machine
03/22/1977US4013100 Flexible elongated member comprising a reinforcing armouring
03/01/1977US4010053 Procedure for the production of a hollow body of rotation for coating equipment
03/01/1977US4009982 Mechanism for forming an enlarged coupling on the ends of plastic pipe
02/1977
02/22/1977US4009066 Method of manufacturing tubular elements
02/15/1977US4008028 Apparatus for belling plastic pipe
02/08/1977US4006757 Pipe bell end having a thickened portion and apparatus for forming the bell end
02/01/1977US4006209 Method for additive feeding
02/01/1977US4005968 Pipe end reforming apparatus
01/1977
01/25/1977US4004959 Unsaturated polyester with polyimide-ammonia prepolymers as thermosetting laminate
01/18/1977US4003591 Plastic socket made of fibre reinforced thermosetting resin material
12/1976
12/21/1976US3998578 Mandril for shaping a bell end on a pipe of thermo-plastic material
12/07/1976US3996089 Method for the handling of pre-impregnated composite tapes
11/1976
11/09/1976US3991150 Method for forming a plastic pipe
11/02/1976US3989440 Device for shaping a bell end to a tube
11/02/1976US3989439 Device for forming tube sockets
11/02/1976US3989280 Pipe joint
10/1976
10/26/1976US3988089 Apparatus for manufacturing curved bodies of fiber reinforced plastic
10/19/1976US3987230 Glass fibers, epoxy resins, phenolic resins, printed circuits
10/19/1976US3986810 Method and apparatus for shaping a normally rigid plastic pipe
10/05/1976US3984268 Method of making a foldable tubular package
09/1976
09/28/1976US3982871 Method and device for forming a socket on a plastic tube
09/21/1976US3981955 Thermoplastic binders
09/07/1976US3979709 Electric fuse having a multiply casing of a synthetic - resin glass-cloth laminate
09/07/1976US3979393 Imidyl- and isoimidyl-phthalic anhydrides, process for their manufacture and their use for curing epoxide resins
08/1976
08/24/1976US3975816 Method for making fiber reinforced resin tank forming mandrel
08/03/1976US3972758 Method of forming over a plastic jacket against a workpiece using vibratory
07/1976
07/27/1976US3971128 Method for making insulators and insulators thus obtained
07/13/1976US3969060 Apparatus for deforming a tubular slug of thermoplastic material
07/06/1976US3967991 Method for producing receptacles from thermoplastic resin foam sheet
07/06/1976US3967650 Pipes
06/1976
06/29/1976US3965849 Coiled edge guide for rod-tube signal device and method
06/08/1976US3962026 Organic matrix stacking head
06/01/1976US3960472 Belling assembly and method of forming a bell end
05/1976
05/04/1976US3954935 Process for preparing reinforced plastic plates
04/1976
04/27/1976US3952676 Dispensing container manufacturing apparatus and methods
04/13/1976US3950576 Method of locally impregnating sealing materials with a fluid-tight impregnant
04/13/1976US3950465 Centrifugal casting, glass fibers
04/06/1976US3949045 Extruded pipe coupling and method and apparatus for forming
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