| Patents for B29D 24 - Producing articles with hollow walls (1,163) |
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| 12/27/1982 | EP0059735A4 Hybrid composite structures. |
| 11/30/1982 | US4361262 Method of making expanded sandwich structures |
| 10/12/1982 | US4353947 Cellular coke fiber reinforced composite |
| 09/15/1982 | EP0059735A1 Hybrid composite structures. |
| 09/14/1982 | CA1131846A1 Copolyetherester based on ethylene oxide-capped poly(propylene oxide) glycol and branching agent |
| 08/24/1982 | CA1130465A1 Force infeed element for laminar panel assembly |
| 08/17/1982 | US4344995 Hybrid composite structures |
| 07/28/1982 | EP0056592A2 Layered product having a stable form and process for making it |
| 06/15/1982 | US4335174 Honeycomb structure end closure |
| 04/01/1982 | WO1982000974A1 Hybrid composite structures |
| 03/24/1982 | EP0048055A2 Laminate reinforcement for fibre-reinforced synthetic resins |
| 02/10/1982 | EP0045306A1 A method of manufacturing stiffened single-shell and sandwich constructions from reinforced plastics |
| 12/01/1981 | US4303104 Double-wall plastic tubing in which the outer wall has transverse corrugations and the inner wall is smooth |
| 10/28/1981 | EP0038746A1 Porous layer used in composite sound absorbing structures and process for making it |
| 10/21/1981 | EP0038277A1 Machine for forming a tubular profile |
| 10/13/1981 | US4294055 Honeycomb overhead door |
| 09/29/1981 | US4292101 High density precision walled, laminated |
| 08/26/1981 | EP0034453A1 Process and apparatus for the manufacture of cellular composites |
| 08/20/1981 | WO1981002278A1 A method of manufacturing stiffened single-shell and sandwich constructions from reinforced plastics |
| 08/18/1981 | US4284457 Method for bonding a skin member to honeycomb core |
| 06/16/1981 | US4273818 Force infeed element for laminar panel assembly |
| 05/05/1981 | US4265955 Honeycomb core with internal septum and method of making same |
| 05/05/1981 | US4265688 Method for producing sandwich type structural components |
| 04/14/1981 | US4262047 Fiberglass utility pole crossarm |
| 02/10/1981 | US4249974 Bubbling, rupuring |
| 10/14/1980 | US4228209 Wire reinforced corrugated board and method and apparatus for making same |
| 09/16/1980 | US4223053 Truss core panels |
| 06/10/1980 | US4207366 Structured art surface |
| 05/27/1980 | US4205158 Copolyetherester based on ethylene oxide-capped poly(propylene oxide) glycol and branching agent |
| 04/22/1980 | CA1076014A1 Heat and sound insulator of curved corrugated paperboard and method of shaping same |
| 03/18/1980 | US4193829 Process for the manufacture of low density bis-maleimide-carbon microballoon composites |
| 12/04/1979 | CA1067415A1 Sound absorbing panel |
| 10/30/1979 | US4172749 Shaped articles formed from thermoplastic sheeting containing sealed passageways |
| 09/04/1979 | CA1061726A1 Double-walled corrugated plastic tubes |
| 05/22/1979 | US4155970 Enclosing with heat-shrinkable material, covering with reinforcing fibers in curable binder, melting core |
| 04/03/1979 | CA1051621A1 Method and apparatus for fabricating thermoplastic containers |
| 03/20/1979 | US4145387 Method of manufacturing double-wall plastic tubing in which the outer wall has transverse corrugations and the inner wall is smooth |
| 03/13/1979 | CA1050231A1 Construction unit, in particular loadbearing construction unit, for example for buildings, columns, bridges, vehicles |
| 02/13/1979 | CA1048698A1 Mastic composition and composite structural panels formed therefrom |
| 01/30/1979 | US4136630 Sail batten |
| 01/23/1979 | US4136222 Thin lightweight drapeable sheet covered with vapor-deposited specularly reflective layer and separator layer of open array of polymeric foam segments |
| 01/16/1979 | US4135019 Low density bismaleimide-carbon microballoon composites |
| 08/29/1978 | CA1037216A2 Cuspated sheets |
| 06/06/1978 | US4093482 Heat and sound insulator of curved corrugated paperboard and method of shaping same |
| 04/18/1978 | US4084367 Sound absorbing panel |
| 04/18/1978 | US4084366 Sound absorbing panel |
| 02/28/1978 | US4076880 Mastic composition and composite structural panels formed therefrom |
| 12/06/1977 | US4061812 Honeycomb-laminate composite structure |
| 11/01/1977 | US4055920 Load bearing construction unit |
| 10/11/1977 | US4053667 Stiffened structural laminate and method of molding laminate with stiffener beads |
| 05/24/1977 | US4025681 Aluminum coated with a polymer |
| 05/24/1977 | US4025599 Thermoplastic |
| 12/07/1976 | US3996091 Method and apparatus for heat bonding |
| 12/07/1976 | US3995984 Matching dies for composite cored structures |
| 11/30/1976 | US3995081 Composite structural beams and method |
| 11/02/1976 | US3989789 Three-dimensional cured cloth limited flexibility |
| 07/06/1976 | US3967996 Method of manufacture of hollow pieces |
| 06/29/1976 | US3965942 Multi-ply woven article having stiffening elements between double plies |
| 05/25/1976 | US3959544 Filamentary tape constructions and methods |
| 05/11/1976 | US3956050 Vacuum pressure molding technique |
| 05/04/1976 | US3955019 Cuspated sheet forming |
| 04/13/1976 | US3950115 Plastics rotor blade |
| 02/17/1976 | US3938963 Sandwich core panel having cured face sheets and a core formed with projecting modes |