| Patents for B29C 65 - Joining of preformed parts; Apparatus therefor (48,610) |
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| 05/28/1991 | US5019210 Method for enhancing the adhesion of polymer surfaces by water vapor plasma treatment |
| 05/28/1991 | US5019199 Anchoring layer applied to wood; adhesively joining to plastic by injection molding |
| 05/28/1991 | US5019027 Method and apparatus for sealing reclosable flexible containers without spot sealing |
| 05/28/1991 | US5018957 Hot staking machine |
| 05/28/1991 | CA1284528C Radiation supply and adhesive dispensing system |
| 05/22/1991 | WO1991007272A1 Method of joining hollow plastics members by fusion |
| 05/22/1991 | EP0428077A1 Assembling method for plastic window profile members with co-extruded sealing joints |
| 05/22/1991 | EP0427946A1 Package for flowable products with flat outer sealing joint, method for producing such package and apparatus for performing this method |
| 05/22/1991 | EP0427793A1 Bonding of plastic and plastic matrix composite materials |
| 05/22/1991 | EP0407500A4 Apparatus for sealing a web of film in a packaging machine |
| 05/21/1991 | US5017947 Liquid ejection recording head having a substrate supporting a wall portion which includes support walls to form open channels that securely bond a lid member to the wall portion |
| 05/21/1991 | US5017254 Method of making inflatable bodies |
| 05/21/1991 | US5016426 Biased cross seal for packaging machine |
| 05/21/1991 | CA1284312C2 Apparatus for filling bags |
| 05/21/1991 | CA1284269C Method of fabricating flexible curtains of any size, and apparatus for implementing the method |
| 05/16/1991 | WO1991006499A1 Improved roller |
| 05/16/1991 | WO1991006394A1 Device for welding metal components and plastic components |
| 05/16/1991 | DE3943538A1 Sealed plastic or composite container |
| 05/16/1991 | DE3940263A1 Welding machine for waterproof films - has adjustably heated wedge between overlapping edges of films and vibrating heated pressure roller then applied to the overlap |
| 05/15/1991 | EP0427513A1 Reclosable snap tab food packaging |
| 05/15/1991 | EP0427383A2 Sealing strips and methods of making them |
| 05/15/1991 | EP0427356A2 Wrap-around recoverable article |
| 05/15/1991 | EP0426931A2 Film bonding method and apparatus for performing same |
| 05/15/1991 | EP0426796A1 Protective housing |
| 05/14/1991 | US5015325 Perforating means for apparatus for heat-sealing thermoplastic sheeting |
| 05/14/1991 | US5015313 Process for heat sealing packages |
| 05/14/1991 | US5015223 Hotseal jaws and cutoff knife assembly for processing thermoplastic film bag making material |
| 05/14/1991 | CA2029571A1 Self-supporting coil of optical fiber and method of forming the coil |
| 05/14/1991 | CA1284138C2 Apparatus for filling bags |
| 05/10/1991 | CA2027708A1 Reclosable snap tab food packaging |
| 05/08/1991 | EP0426364A2 Edge sealer for multi-ply business forms |
| 05/08/1991 | EP0426067A1 Induction coil sealing equipment |
| 05/08/1991 | EP0425880A1 Leaf spring of fibre-reinforced material |
| 05/08/1991 | EP0425656A1 Apparatus for forming endless loops from sheet material. |
| 05/08/1991 | DE4031825A1 Guidance system ensures cylindrical shape of welded can bodies - by using Z=shaped grooves and rollers to overlap longitudinal edges of body prior to welding |
| 05/07/1991 | US5013894 Conductive polymeric article |
| 05/07/1991 | US5013878 Induction heat sealing lap-seamed containers to non-metallic closures |
| 05/07/1991 | US5013376 Programmable computer controlled pipe fusion device |
| 05/07/1991 | US5012950 Pressurized, hot water heaters |
| 05/07/1991 | US5012944 Multi-layered plastic container produced by coextrusion blow-molding |
| 05/07/1991 | US5012941 Tamper-proof container and cap assembly |
| 05/07/1991 | CA1283934C Prefabricated assembly for high tensile stength pipe connections |
| 05/07/1991 | CA1283844C Sealing method and apparatus for high capacity aseptic form, fill and seal machines |
| 05/02/1991 | WO1991005706A1 Induction sealing machine and package wrapper useful therewith |
| 05/02/1991 | WO1991005652A1 Process for producing preformable continuous strand mats and a therethrough made strand mat |
| 05/02/1991 | EP0424948A2 Process and apparatus for high frequency welding of polyolefins |
| 05/02/1991 | EP0424680A2 Plastic container with foil closure and method for bonding closure to container base |
| 05/02/1991 | DE4034394A1 Mounting for plastics bumper strip - uses fittings applied to rear of strip by vibration welding |
| 05/02/1991 | DE4034367A1 H.F. heating and joining workpieces - with controlled H.F. energy supply to electrodes |
| 05/02/1991 | DE4034079A1 Plastic bottle closure - with foam stopper fixed to capsule shrunk on the bottle neck |
| 05/02/1991 | DE3936218A1 Welding thermoplastic foils - by contour electrode urging them on a heating element |
| 05/02/1991 | DE3935849A1 Plastic vessel for liq. or gas, suitable for large built-in fittings - has inner lining layer in several sections, i.e. shells, bonded together by e.g. welding |
| 05/02/1991 | DE3935848A1 Plastic containers for storage of liquids or gases - with inner layer of thermoplasts filled with relatively low amt. of glass fibre |
| 05/01/1991 | CN2076014U Plastic film hot-melt binding device for plastic tunnel |
| 04/30/1991 | US5011562 Apparatus for forming sealed lengths of plastics coated tube |
| 04/30/1991 | US5011556 Process for the production of polyvinylidene fluoride laminated product |
| 04/30/1991 | US5011555 Method of ultrasonically cutting and sealing thermoplastic workpieces particularly a filter |
| 04/30/1991 | US5011395 Surface smoothing apparatus for magnetic recording medium |
| 04/30/1991 | US5011393 Apparatus for manufacturing silicone gel sheet |
| 04/30/1991 | US5010999 High lamination speed automatic laminator |
| 04/30/1991 | CA1283645C Laminating device with paper tension control |
| 04/30/1991 | CA1283520C Pipe fusion machine |
| 04/28/1991 | WO1991006427A1 Method and apparatus for the manufacture of printed and embossed floor covering |
| 04/27/1991 | CA2028518A1 Edge sealer for multi-ply business forms |
| 04/25/1991 | DE3935417A1 Friction welding support pin inside wall of refrigerator - by locating pin from the outside so that its flange is not visible |
| 04/25/1991 | CA2001485A1 Perforated thermoplastic sheets particularly suitable for producing containers for food products |
| 04/24/1991 | EP0424226A1 Packaging machine for closing packaging trays or the like after they have been filled, by means of a thermoplastic sealing film |
| 04/24/1991 | EP0423306A1 Identification of electro-fusion fittings. |
| 04/24/1991 | EP0283501B1 Apparatus for splicing film together |
| 04/24/1991 | CA2028178A1 Package |
| 04/23/1991 | US5010440 Pipe liner having electrically conductive wires for hardening and electrostatic build-up prevention |
| 04/23/1991 | US5010231 Method of forming lines of weakness in or grooving a plastic material, especially a packaging material |
| 04/23/1991 | US5009632 Method and device for joining foil hoses |
| 04/23/1991 | US5009318 Method, device and padded product for maintaining an object |
| 04/23/1991 | CA1283269C Slot cast integrated interlocking film closure structure |
| 04/23/1991 | CA1283263C Method of fusion bonding low density thermoplastic bodies |
| 04/18/1991 | WO1991004900A1 Method and fixing for joining body modules |
| 04/18/1991 | WO1991004847A1 Seal joint and process of forming the same |
| 04/18/1991 | WO1991004844A1 Recoverable fabric sleeve |
| 04/18/1991 | WO1991004724A1 A method of securing an elastic band |
| 04/18/1991 | DE3934560A1 Sealing system for plastic wrapping - uses sonotrode to grip together ends of wrap before ultrasonically welding them, eliminating use of second grip tool |
| 04/18/1991 | DE3934062A1 Combined tool for vibrational welding and cutting of flat workpieces - where welding ram is located in its forward position by inflatable tubes and gripped by sides of device |
| 04/17/1991 | EP0422847A1 Package having peel seal tamperevidence message |
| 04/17/1991 | EP0422061A1 Package for liquids |
| 04/17/1991 | EP0422060A1 Package for liquid products |
| 04/17/1991 | EP0229159B1 Method for producing enhanced bonds between surfaces and articles produced by the method |
| 04/17/1991 | CN2075131U Welder for fin of full plastic radiator |
| 04/17/1991 | CN1050760A Device for fixing friction patches on valve disc |
| 04/16/1991 | US5008340 Thermoplastic fluoropolymer, elastomeric fluoropolymer, ethylene copolymer and crosslinking agent |
| 04/16/1991 | US5008059 Method for manufacturing a plastic part having a shape memory |
| 04/16/1991 | US5008049 Method for sealing an electronic device containing a fluid material |
| 04/16/1991 | US5007767 Method for joining polyolefin pipes by fusion |
| 04/16/1991 | US5007666 Tongue and groove snap-fit pipe coupling |
| 04/12/1991 | CA2025284A1 Package having peel seal tamper-evidence message |
| 04/10/1991 | EP0421833A2 Glazing with profile frame, in particular vehicle glazing, and process and device for the manufacture of such a glazing |
| 04/10/1991 | EP0421019A1 Method and device for joining plastic parts with ultrasonic waves |
| 04/10/1991 | EP0420951A1 Heating device for a welding jig. |
| 04/10/1991 | EP0420933A1 Methods and devices which make use of conductive polymers to join articles. |
| 04/10/1991 | EP0420889A1 Packaging for liquids |
| 04/10/1991 | CN1012330B Method for manufacture of information recording disk |