Patents for B29D 24 - Producing articles with hollow walls (1,163)
08/1990
08/21/1990CA1272964A1 Air-borne and footstep noise insulating panel for floating plaster floors or floating wooden floors
08/07/1990US4946526 Lamination ot thermoplastic sheets and ceramic mandles
07/1990
07/31/1990CA1272224A1 Chopped textile reinforced shock absorber bumper
07/25/1990EP0378541A1 Composite article of varying thickness and its production
07/11/1990CN1008710B Apparatus for producing double-walled corrugated pipes
06/1990
06/20/1990EP0373729A2 Method for strengthening a panel
06/14/1990WO1990006222A1 Composites of paper and plastic film, corrugated paperboard incorporating said composites, and methods of making
06/14/1990CA2005434A1 Structural materials
05/1990
05/22/1990US4927358 Apparatus for producing honeycomb panels
05/09/1990CN1007883B Composite structures having sections extending in different directions
05/08/1990US4923081 Storage tanks with fabricated support ribs
05/02/1990EP0365677A1 Molding method and apparatus for laminated molded article
04/1990
04/24/1990CA1268105A1 Honeycomb structure from joined single pleat material and method of making same
04/11/1990CN1007551B Plastic corrugated tube with integrally molded sleeve coupler
03/1990
03/20/1990US4910065 Reinforced honeycomb core sandwich panels and method for making same
03/14/1990EP0358158A2 Hollow polycycloolefin molded product
03/06/1990US4906536 Tubelet panel and method of manufacture thereof
03/06/1990US4906508 Molded structural module and process for making the same
02/1990
02/27/1990US4904327 Method of making a support for tubesheets in hollow fiber permeators
02/22/1990WO1990001410A1 Plastic moulding, process and device for manufacturing it
02/20/1990US4902365 Method for making a composite sheet-like structure
01/1990
01/30/1990US4897146 Apparatus and method for fabricating structural panels having corrugated core structures and panel formed therewith
01/30/1990US4896790 Thermal box for the transportation of fresh goods and a method of producing a moulding therefor
01/24/1990EP0351565A2 Compressed layered sheet, its use as a core layer in a laminate, and the laminate made from it
12/1989
12/26/1989US4889758 High-strength panel structure
12/13/1989EP0345932A2 Apparatus for producing honeycomb panels
11/1989
11/23/1989EP0342768A1 Process for the production of a light weight sandwich structure
11/02/1989EP0339227A2 Construction element on a knitwear basis, and method for its manufacture
10/1989
10/31/1989US4877474 Process for the production of a hollow chamber plate of synthetic material
10/11/1989EP0336906A1 An intregated system for the moulding and gluing together of box elements
10/11/1989EP0317612A4 Tissue culture holder.
09/1989
09/26/1989EP0274495A4 Method of and means for producing reinforced ribbed structures.
09/26/1989CA1261724A1 Cellular structure for the covering of an arced surface, and its manufacture
09/21/1989WO1989008542A1 Molding method and apparatus for laminated molded article
09/20/1989EP0333061A1 Method for producing a wound thermoplastic pipe
08/1989
08/02/1989EP0325780A1 Apparatus and method for fabricating structural panels having corrugated core structures and panel formed therewith
08/01/1989US4853172 Method of fabricating tubular composite structures
07/1989
07/27/1989WO1989006631A1 Storage tanks with fabricated support ribs
07/19/1989EP0179053B1 Method of making double walled, tubular, thermal protective cove rings
07/19/1989CN1033950A Plastic panning-pan and manufacture method thereof
07/11/1989US4845786 Lightweight molded protective helmet
05/1989
05/31/1989EP0317612A1 Tissue culture holder.
05/03/1989EP0314442A2 Composite panel core
05/02/1989US4826106 Advanced composite aircraft cowl
05/02/1989CA1253424A1 Method for stabilizing thick honeycomb core composite articles
05/02/1989CA1253423A1 Apparatus for producing sheet having many hollow bodies from thermoplastic material
04/1989
04/19/1989EP0311931A2 Reinforced honeycomb core sandwich panels and method for making same
03/1989
03/28/1989US4815383 Low cost composite missile structure
03/22/1989EP0155947B1 Reticulated products and their manufacture
03/16/1989DE3729633A1 Structural honeycomb with increased compressive strength, process for the production thereof and planiform sandwich mouldings produced therefrom
02/1989
02/28/1989US4808461 Translaminar z-direction reinforcement
02/28/1989US4807969 Method of manufacturing a reflector of a fiber-reinforced plastic material
02/23/1989DE3726909A1 Lateral-flow body
01/1989
01/26/1989WO1989000497A1 Composite article of varying thickness and its production
01/11/1989CN1030211A Thermobox for transportation of fresh goods, such as fish, meat medicines etc., and method for producing of which box is shaped
01/04/1989EP0297945A1 Method and apparatus for making a multitubular assembly, applications of the assembly and panel constructed thereby
01/04/1989EP0297810A2 Improvements in and relating to boxes for the transportation of fresh fish and meat
12/1988
12/27/1988US4793727 Two-step composite joint
12/15/1988WO1988009806A1 Tissue culture holder
12/13/1988US4791018 Chopped textile reinforced shock absorber bumper
12/06/1988US4789577 Multichannel structures made of composites, processes and semifinished products for the manufacture thereof
11/1988
11/30/1988EP0293320A2 Two-step composite joint
11/29/1988US4787219 Spatial warp knitted structure and a method of manufacturing the same
11/22/1988US4786601 Tissue culture holder
11/10/1988DE3714458A1 Device for joining at least two layers arranged at least approximately parallel to one another
11/08/1988US4783234 Battery electrode casings
10/1988
10/25/1988US4779651 Plastic corrugated tube with integrally molded sleeve coupler
10/11/1988US4777070 Alveolar structure designed to cover a curved surface and its realization process
09/1988
09/27/1988US4774121 Using natural occurring hollow members with reinforced plastic surfaces; bamboo stalks
07/1988
07/26/1988CA1239572A1 Method for cocuring a composite skin directly to honeycomb core
07/20/1988EP0274789A2 Method for manufacturing a layered construction, and construction obtained thereby
07/20/1988EP0274495A1 Method of and means for producing reinforced ribbed structures.
07/06/1988EP0273271A1 Tubelet panel and method of and apparatus for manufacture thereof
07/05/1988US4755408 Synthetic resin foam hollow profiles adhered or welded together to form block or panel
06/1988
06/29/1988EP0272958A1 Process for the production of composites with sandwich and monolithic zones
06/28/1988US4753841 Air-borne and footstep noise insulating panels of synthetic resin foam for floating plaster floors or floating wooden floors
06/01/1988DE3703935A1 Scaffolding board and process for the production thereof
05/1988
05/26/1988DE3739250A1 Tafel Blackboard
05/26/1988DE3639743A1 Scaffolding board and process for the production thereof
05/25/1988EP0119193B1 Stiffened composite integral web
05/05/1988WO1988003086A1 Variable geometry core structure
04/1988
04/27/1988EP0264967A2 Method of producing underwing tanks from synthetic material and honeycomb
04/27/1988CN86107043A Method and apparatus for producing hollow bodies of hardenable material and products produced therewith
04/13/1988EP0263661A2 Treating structural cellular materials
04/06/1988CN87210585U Forming machine with dual driving mechanisms
03/1988
03/15/1988US4731144 Bonding, deforming metal sheets with honeycomb structure between
03/15/1988US4731138 Apparatus for producing double-walled corrugated pipes
03/02/1988EP0257148A1 Improvements relating to the joining of aircraft skin panels of the sandwich type to frame elements
02/1988
02/10/1988CN87102925A Composite structures having sections extending in different directions
02/09/1988US4724115 Using inflatable devices positioned in the mold
01/1988
01/26/1988CA1231883A1 Method of manufacturing a shape from a composite material and shapes manufactured in accordance with the method
01/14/1988WO1988000129A1 Method of and means for producing reinforced ribbed structures
12/1987
12/16/1987CN87103629A Apparatus for producing double-walled corrugated pipes
12/09/1987EP0248368A2 Apparatus for producing double-walled corrugated pipes
11/1987
11/19/1987EP0245533A1 Three dimensional woven fabric connector
11/04/1987EP0244120A2 Composite element
11/04/1987EP0243751A2 A method of forming an integral reinforced structure having sections extending in different directions
11/03/1987US4704240 Method of fabricating tubular composite structures
10/1987
10/22/1987WO1987006186A1 Lightweight high temperature thermoplastics material structures
09/1987
09/15/1987CA1226710A1 Apparatus for producing double-walled corrugated pipes
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