| Patents for B65B 51 - Devices for, or methods of, sealing or securing package folds or closures, e.g. twisted bag necks (12,250) |
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| 10/02/1991 | EP0449551A1 Method of and apparatus for forming, filling and sealing packages |
| 10/02/1991 | EP0448882A1 Gable-top container and method and apparatus for construction thereof |
| 10/01/1991 | US5052165 Process and device for application of a carrying grip during the automatic sealing of cartons |
| 10/01/1991 | CA1289861C Combined stripper and sealing apparatus for bag forming and method |
| 09/25/1991 | EP0447592A1 A device for sealing envelopes and the like made of plastic |
| 09/25/1991 | CN2085350U Digital display type phase shifting controlled plastic sealing machine |
| 09/23/1991 | CA2033936A1 Gable-top container and method and apparatus for construction thereof |
| 09/17/1991 | US5048260 Induction sealing machine and package wrapper useful therewith |
| 09/17/1991 | CA1289046C Device for sealing envelopes made of plastic material and the like |
| 09/11/1991 | EP0446015A1 Packing machine |
| 09/11/1991 | EP0445705A1 Method and apparatus for tightly wrapping an article with a synthetic film |
| 09/11/1991 | EP0445524A2 Method of thermal fusion |
| 09/11/1991 | EP0210259B1 Apparatus and method for attaching a fitment to a web of film |
| 09/10/1991 | US5046258 Wrapping machines |
| 09/07/1991 | CA2037586A1 Packing machine |
| 09/04/1991 | EP0444229A1 High speed wrapping machine to handle delicate products with difficult shapes, which are still on hardening phase |
| 09/04/1991 | CN2084037U Heating sealing device |
| 08/29/1991 | WO1991012993A1 High-speed automatic machine for wrapping delicate products |
| 08/29/1991 | DE4005077A1 Stripper system for tubular bag packing machines - has two stripper rods driven independently of transverse sealing jaws |
| 08/29/1991 | CA2053886A1 High-speed automatic machine for wrapping delicate products |
| 08/27/1991 | US5042232 In-line rotary inserter |
| 08/22/1991 | WO1991012177A1 Device for manufacturing bags from a thermally weldable strip, and for filling and sealing such bags |
| 08/21/1991 | CN1013566B Tubular package made of film, method and apparatus for manufacture same |
| 08/21/1991 | CN1013565B Tubular package made of film, method and apparatus for manufacture same |
| 08/20/1991 | US5041148 Packaging machine and method |
| 08/20/1991 | US5040357 Method and apparatus for closing containers |
| 08/20/1991 | US5040355 Method and a labelling machine for attaching wrapper labels to the neck portion of bag-type packages and the like |
| 08/14/1991 | EP0441181A1 A container and method of manufacturing the same |
| 08/13/1991 | US5038550 Vertical form and fill machine improvements |
| 08/07/1991 | EP0440550A1 Method for manufacturing containers having a peelable closure |
| 08/07/1991 | EP0439958A1 Method and apparatus for constructing gable-top container closure system |
| 08/07/1991 | CA2035712A1 Container and method of manufacturing the same |
| 08/06/1991 | CA1287295C Compact form-fill-seal machine for automatic production of sealed packages |
| 08/06/1991 | CA1287246C Apparatus for the storage of (cigarette) packs |
| 08/03/1991 | CA2035531A1 Process for manufacturing receptacles with peelable closing |
| 07/31/1991 | EP0439439A1 Device for taping containers with stripes of adhesive tape |
| 07/31/1991 | EP0438626A2 Apparatus for preparing an elongate fluid-containing member and related apparatus for removing fluid from such member |
| 07/30/1991 | CA1287024C2 Apparatus for filling bags |
| 07/27/1991 | CA2035007A1 Device for taping containers with stripes of adhesive tape |
| 07/27/1991 | CA2033950A1 Method and apparatus for constructing gable-top container closure system |
| 07/24/1991 | EP0437848A1 Method for folding an edge on a continuous material web |
| 07/24/1991 | EP0437847A1 A method of heating part of a continuous material web |
| 07/23/1991 | US5034088 Band wheel and tension control |
| 07/23/1991 | CA1286615C Means and methods of sealing lids on containers |
| 07/20/1991 | WO1991010594A1 A method and an arrangement to form a package for paper pulp bales by wrapping, folding and glueing |
| 07/20/1991 | CA2074187A1 Method and an arrangement to form a package for paper pulp bales by wrapping, folding and glueing |
| 07/19/1991 | CA2034019A1 Bag closing apparatus |
| 07/16/1991 | US5031386 Tubular bagging machine |
| 07/16/1991 | US5031385 Vessel manufacturing system |
| 07/16/1991 | US5031380 Packaging machine |
| 07/10/1991 | EP0436085A1 An air heating apparatus for packaging materials, provided with means for recirculation of the heated air |
| 07/09/1991 | US5029432 Process and device for sealing a closing membrane on a spout |
| 07/03/1991 | EP0435638A1 Easily openable sealed container and process for producing the same |
| 07/03/1991 | CN2080048U Internal expansion external catching type sealing block |
| 06/25/1991 | US5025608 Taping machine for parallelepiped cardboard boxes to be sealed along the sides |
| 06/21/1991 | WO1991008954A1 Self voiding jaw for packaging machine |
| 06/18/1991 | US5025123 Apparatus and method for sealing a lid onto a container |
| 06/12/1991 | EP0431144A1 Process and device for making a product consisting of a base having an adhesive with long-term effect and a protection band attached. |
| 06/12/1991 | CN1052086A Heating apparatus for packaging materials |
| 06/06/1991 | WO1991008141A1 Tape restraint for use with wrapper sealing anvil |
| 06/06/1991 | CA2045171A1 Tape restraint for use with wrapper sealing anvil |
| 06/04/1991 | US5021117 Sealing jaw for heat sealable film with zippered section |
| 06/04/1991 | US5020355 Method and apparatus for securing first and second members |
| 06/04/1991 | US5020298 Continuously rotating platform with multiple mounted double clippers for continuously forming link product |
| 05/29/1991 | EP0428925A1 Device for applying an adhesive rope onto a folding box or similar |
| 05/22/1991 | EP0407500A4 Apparatus for sealing a web of film in a packaging machine |
| 05/21/1991 | US5016426 Biased cross seal for packaging machine |
| 05/21/1991 | US5016425 Dispenser for the vaporization of active substances to be inhaled |
| 05/21/1991 | US5016423 Method and a device for folding the ends of tubular wrappings |
| 05/21/1991 | CA1284312C2 Apparatus for filling bags |
| 05/19/1991 | CA2029471A1 Apparatus for attaching an adhesive tape to a folding carton or the like |
| 05/14/1991 | US5014496 Method of and apparatus for continuous bakery product wrapping |
| 05/14/1991 | US5014492 Process and apparatus for closing a flexible tube after filling |
| 05/14/1991 | CA1284138C2 Apparatus for filling bags |
| 05/08/1991 | EP0426067A1 Induction coil sealing equipment |
| 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 |
| 04/23/1991 | US5009741 Method and device for the application of revenue stamps to packs |
| 04/23/1991 | US5008980 Closure clip, especially for the closure of bags and a method and machine for applying the same |
| 04/18/1991 | WO1990005671A3 Continuously rotating platform with multiple mounted double clippers for continuously forming link product |
| 04/17/1991 | EP0422905A1 Label holder for closing and sealing bags and the like, and security seal suitable for use therewith |
| 04/16/1991 | US5007233 Multiwall bag and method of packaging utilizing multiwall bags |
| 04/12/1991 | CA2026496A1 Label holder for closing and sealing bags and the like, and security seal suitable for use therewith |
| 04/10/1991 | EP0421797A1 Bag tying machine |
| 04/05/1991 | CA2026785A1 Bag tying machine |
| 04/04/1991 | WO1991004194A1 Process and device for producing a filling material to be arranged in distance profiles of insulating glazing |
| 04/04/1991 | DE3931523A1 Verfahren zum herstellen eines fuellmaterials zur anordnung in distanzprofilen von isolierverglasungen und vorrichtung zur durchfuehrung des verfahrens Establish procedures for a filling material for arrangement in distance profiles of insulating glass and apparatus for performing the method |
| 03/27/1991 | EP0418944A1 Method and apparatus for closing packing wraps of flexible material |
| 03/26/1991 | US5001891 Filling and packaging machine |
| 03/19/1991 | US5001319 Arrangement for continuous induction welding |
| 03/19/1991 | US4999974 Method of and apparatus for forming filling and sealing packages |
| 03/19/1991 | US4999971 Packaging machine |
| 03/19/1991 | US4999969 Bag closing apparatus |
| 03/14/1991 | DE3929710A1 Ultrasonically sealing packages in film - machine draws plastic film over top front and bottom of packages, presses film round rear and underside, and applies sonotrode underneath |
| 03/06/1991 | EP0414676A1 Apparatus for closing a filled, flanged carton tray. |
| 03/05/1991 | US4996826 Apparatus and method for sealing a lid onto a container |
| 03/05/1991 | US4996825 Combined blousing, stripping and sealing for bag forming and method |
| 03/05/1991 | CA1281009C Tab opening container |
| 02/20/1991 | EP0413431A2 Packaging machine |
| 02/19/1991 | US4994637 Induction coil with lapped joint |