| Patents for B29C 65 - Joining of preformed parts; Apparatus therefor (48,610) |
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| 10/20/1981 | CA1111164A1 Heterocyclic polymer solutions and products therefrom |
| 10/20/1981 | CA1110961A1 Induction heating process |
| 10/14/1981 | EP0037601A1 A heat-insulated hose for liquefied gases |
| 10/14/1981 | EP0037543A2 Tubular casings with an adhesive seam for foodstuffs, especially sausages, and process for its manufacture |
| 10/13/1981 | US4294636 Method and apparatus for making wire reinforced hose |
| 10/13/1981 | US4294574 Method of making seal for flexible container |
| 10/13/1981 | US4294392 Method of joining a pair of metal parts |
| 10/13/1981 | CA1110588A1 Method of manufacturing a flexible collapsible container with a stiffening member |
| 10/07/1981 | EP0037101A1 Laminated sheet and apparatus for closing containers |
| 10/07/1981 | EP0036967A1 Coextrusion blowmolding method of producing hollow plastic bodies |
| 10/07/1981 | EP0036963A1 Welding socket for thermoplastic materials, method and apparatus for its manufacture |
| 10/06/1981 | US4293367 Such as webs of disposable diaper components |
| 10/06/1981 | US4293359 Method for fastening a stabilizing arrangement on a container |
| 10/06/1981 | US4293355 Method for ultrasonically welding plasticized thermoplastic polymeric foam wares |
| 10/06/1981 | US4293353 Sealing-attaching system for bag type aerosol containers |
| 10/06/1981 | US4293201 Rubber-padded frames of eye spectacles and method for preparing same |
| 10/06/1981 | CA1110150A1 Production of sheet materials |
| 10/06/1981 | CA1110026A1 Squeegee roller and method of making same |
| 10/06/1981 | CA1110022A1 Method of blow molding an all plastic drum and compression molding a projection theron |
| 10/01/1981 | WO1981002705A1 Forming diffusion membrane units with joined capillary membrane tubes |
| 09/30/1981 | EP0036763A1 Method and apparatus for forming a closure of plastics material in an aperture in a metal substrate |
| 09/29/1981 | US4292118 Heat sink |
| 09/29/1981 | US4292113 From softened resin |
| 09/29/1981 | US4292014 Feed mechanism comprising an endless member configured as a double helix |
| 09/29/1981 | US4291520 Vertical form, fill and seal packaging machine with improved end sealing and stripping means |
| 09/29/1981 | US4291440 Molded coupling element assembly |
| 09/29/1981 | CA1109842A1 Induction heat sealing |
| 09/29/1981 | CA1109779A1 Method of manufacturing cylindrical tubes and apparatus for carrying out the method |
| 09/29/1981 | CA1109625A1 Wire coating using a liquid polymer |
| 09/23/1981 | EP0036184A2 Pipe building method and apparatus |
| 09/22/1981 | US4290833 Esterification, ultrasound |
| 09/22/1981 | US4290763 Method for producing enclosed multipaneled envelopes |
| 09/22/1981 | US4290547 Reclosable envelope and method of manufacture |
| 09/22/1981 | US4290456 Thermoplastic pipe stub end |
| 09/22/1981 | CA1109221A1 Method and apparatus for manufacturing corrugated tubes |
| 09/16/1981 | EP0035750A2 Weld joint for thermoplastic pipes |
| 09/15/1981 | US4289569 Manufacture of sealed-end tubular thermoplastic net bagging |
| 09/15/1981 | US4289566 Device for heat-sealing and/or cutting of thin foils of synthetic materials |
| 09/15/1981 | US4289552 Overlapping edges, applying thermoplastic strip |
| 09/15/1981 | US4289257 Device for melting a solid body of adhesive material |
| 09/15/1981 | US4288968 End sealing device for a plastic film in a packaging apparatus |
| 09/15/1981 | US4288967 Center sealing device for a plastic film in a packaging apparatus |
| 09/15/1981 | US4288906 Pipe jointing |
| 09/15/1981 | CA1109087A1 Plastic dust tube for shock absorber |
| 09/15/1981 | CA1108816A1 Method and apparatus for producing double-walled thermoplastic pipe |
| 09/09/1981 | EP0035117A2 Article containing a peroxy cross-linkable component and process for preparing the same |
| 09/09/1981 | EP0035104A2 Resorcine-filler composition, process for preparing such a composition and its use |
| 09/08/1981 | US4288280 Tape applying machine |
| 09/08/1981 | US4288271 Temperature control apparatus |
| 09/08/1981 | US4288270 Heat-sealing strapping machine |
| 09/08/1981 | US4288266 Method for heated tool butt welding of tube and pipe of thermoplastic materials |
| 09/08/1981 | US4288189 Threaded insert |
| 09/08/1981 | US4287651 Method for fabricating and installing thermoset sheave inserts |
| 09/08/1981 | CA1108626A1 3- and 4-azidophthalic acid derivatives |
| 09/08/1981 | CA1108518A1 Process and plant for producing hose in vulcanizable elastomeric material |
| 09/08/1981 | CA1108363A1 Kit apparatus for making o-rings |
| 09/03/1981 | WO1981002459A1 Method for joining plastics pipes |
| 09/03/1981 | WO1981002405A1 Method for interconnecting pipes |
| 09/02/1981 | EP0034898A2 Production of resin bonded abrasive products |
| 09/01/1981 | US4287250 Elastomeric cushioning devices for products and objects |
| 09/01/1981 | US4287011 Peel bonding, lap bonding |
| 09/01/1981 | CA1108043A1 Toothed belt making |
| 08/26/1981 | EP0034378A1 Reinforcing cord for elastomeric articles, shaped articles of reinforced elastomeric material, more particularly pneumatic tyres for vehicles, and a process for the manufacture of reinforcing cord |
| 08/25/1981 | US4286007 Made of fabric, and coated with weldable plastic |
| 08/25/1981 | US4285904 Method and apparatus for sealing centrifuge tubes |
| 08/25/1981 | US4285758 Bonding apparatus for thermoplastic coated materials |
| 08/25/1981 | US4285757 Tape end joining apparatus |
| 08/25/1981 | US4285750 Method for producing a plastic sleeve |
| 08/25/1981 | US4285681 Tear resistant separable end-connected bags |
| 08/25/1981 | US4285472 Water dropping type irrigation pipe |
| 08/25/1981 | CA1107623A1 Facing sheet edge trimming |
| 08/19/1981 | EP0033822A1 A process and a device for hot working |
| 08/19/1981 | EP0033798A1 Method of manufacturing flexible hose |
| 08/18/1981 | US4284731 Polyol, polymerization catalyst, lamination |
| 08/18/1981 | US4284536 Imidazolidinone additive |
| 08/18/1981 | US4284464 Apparatus for making corner joints of sealing profiles for windows, doors or the like |
| 08/18/1981 | US4284457 Method for bonding a skin member to honeycomb core |
| 08/18/1981 | US4284448 Heat shrinkage around forming tool, joining ends |
| 08/18/1981 | US4284229 Reclosable cross-bottom sack |
| 08/18/1981 | CA1107255A1 Method and apparatus for heat-sealing lids on glass containers |
| 08/12/1981 | EP0033551A1 Conveyor belt |
| 08/11/1981 | US4283637 Signal generator |
| 08/11/1981 | US4283448 Pressing, heating fiber segments to produce uninterrupted microstructure |
| 08/11/1981 | US4283189 Method of making and seam sealing a paper container |
| 08/11/1981 | US4282699 Heat sealing apparatus |
| 08/05/1981 | EP0033275A1 Process for making a flexible and torsional element, and elements obtained by this process |
| 08/05/1981 | EP0033225A2 Resilient seating supports |
| 08/05/1981 | EP0032909A1 Automatic linear transfer machine using high frequency induction for the sealing of containers |
| 08/04/1981 | US4282175 For smooth wall non-metallic pipes |
| 08/04/1981 | US4282053 Tube forming apparatus and method |
| 08/04/1981 | US4281785 Stapling apparatus and method and thermoplastic stables used therewith |
| 08/04/1981 | US4281769 Packing container |
| 08/04/1981 | US4281763 Two-piece hardshell, soluble and digestible liquid containing gelatin capsule |
| 08/04/1981 | CA1106119A1 Method for producing hollow articles from oriented thermoplastics |
| 08/04/1981 | CA1106118A1 Method and apparatus for producing thermoplastic hallow bodies |
| 07/29/1981 | EP0032824A1 Improvements in or relating to pipe joints and pipe couplings |
| 07/29/1981 | EP0032703A1 Apparatus for ultrasonically welding sheet materials |
| 07/29/1981 | EP0032488A1 Moulding plastics articles |
| 07/28/1981 | US4280865 Synchronized drive for heat sealing roller anvils |
| 07/28/1981 | US4280534 Plastics pipes having walls with lengthwise extending channels |