Patents
Patents for B65B 31 - Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers (7,889)
11/1981
11/04/1981EP0039056A1 Method of and apparatus for producing vacuum skin packages
11/03/1981CA1111808A1 Method for replacing gases in cans and apparatus therefor
10/1981
10/27/1981US4296588 Sealing station of vacuum packaging machines
10/21/1981EP0038179A1 Method of packing electronic parts and a pack produced by the method
10/14/1981EP0037727A1 Processes for vacuum-sealing packaged products, and vacuum-sealed packaged product
10/14/1981EP0037594A2 Method of producing a radiographic film package
10/13/1981US4294859 Films, vacuum sealing
10/13/1981US4294056 Vacuum packaging machine
09/1981
09/15/1981CA1108993A1 Preservation of oxydation sensitive substances by formation of water
08/1981
08/06/1981WO1981002146A1 Method and means for packing gas containers
07/1981
07/29/1981EP0032820A1 Method and apparatus for producing a sterilised package with a product, and the package produced
06/1981
06/30/1981US4275544 Vacuum packaging method
06/16/1981US4272944 Apparatus for continuously wrapping successive articles under vacuum in heat-sealable film
05/1981
05/19/1981CA1101326A1 Textile material treating apparatus
05/19/1981CA1101176A1 Method of treating fibrous materials
05/05/1981US4265070 Method of and apparatus for packaging
05/05/1981CA1100354A1 Method and apparatus for providing a controlled atmosphere around perishable products
04/1981
04/28/1981US4263767 Meat packaging machine
04/21/1981US4262472 Gas filling method
03/1981
03/03/1981US4254152 Preserving food products
02/1981
02/24/1981US4251976 Process for packing foodstuffs under vacuum
02/11/1981EP0023831A1 Automatic continuous vacuum packaging method and apparatus
02/10/1981US4249659 Heat shrunk package
02/10/1981US4249583 Device for evacuating air from a container
02/10/1981CA1095396A1 Packaging apparatus and techniques for forming closure tops
02/04/1981EP0023264A1 Packaging machine
01/1981
01/06/1981US4242852 Device for conditioning and preserving in vacuo plastic-wrapped sterilized products, notably linen, in an autoclave
12/1980
12/30/1980US4241558 Packaging machine
12/30/1980CA1092564A1 Method of reducing the flammability hazard of hydrocarbon aerosols
12/23/1980US4240242 Sterile capping method for a plurality of I.V. bottles
12/10/1980EP0019646A1 Apparatus for closing boxes under vacuum with a lid
12/02/1980US4236672 Nozzle for steaming retortable pouches
12/02/1980US4236633 Oxidation resistance of (nor)adrenalines, local anesthetics, catalyst for forming water from hydrogen and oxygen
10/1980
10/28/1980US4229927 Process and apparatus for vacuum packing
10/21/1980US4228832 Vacuum encapsulating apparatus
09/1980
09/23/1980US4223513 Packaging apparatus for forming specially shaped packages
09/23/1980CA1086206A1 Process and apparatus for vacuum packing
09/09/1980US4221102 Apparatus for sealing cans with lids under vacuum
09/09/1980US4221101 Apparatus for evacuating and sealing bags
09/09/1980CA1085356A1 Atmosphere exchanging and bag sealing machine and method
08/1980
08/05/1980CA1083105A1 Method and apparatus for aseptic packaging
07/1980
07/29/1980CA1082593A1 Low temperature vapor phase sterilization and storage of biologically active injectable materials
07/22/1980CA1082147A1 Evacuation device
07/15/1980CA1081598A1 Method for manufacture of packages
06/1980
06/24/1980CA1080108A1 Packaging method and apparatus for ground coffee or the like
06/10/1980CA1079175A1 Vacuum packaging method and apparatus
06/03/1980CA1078726A1 Horizontal packaging apparatus
05/1980
05/20/1980US4203299 Apparatus for metering small amounts of a low boiling liquefied gas
05/20/1980CA1077901A1 Packaging apparatus and process
05/13/1980CA1077390A1 Apparatus for aerating liquids
05/06/1980US4201030 Packaging apparatus and techniques for forming closure tops
04/1980
04/15/1980CA1075587A1 Process of packaging edible products
03/1980
03/19/1980EP0008886A1 Method and apparatus for manufacturing packaged beverages and packages manufactured by such method
03/18/1980CA1073797A1 Process for packaging food
03/18/1980CA1073796A1 Vacuum-packing method and apparatus
02/1980
02/26/1980US4189899 Apparatus for de-aerating and vacuuming packing with tight closing anti-pollution device
02/26/1980US4189897 High speed evacuation chamber packaging and clipping machine
02/19/1980US4188771 Meat packaging machine
02/05/1980CA1071116A1 Fluid displacement of noncondensible gas from voids in products
01/1980
01/29/1980US4185758 Compartmentalized aerosol container
01/29/1980US4185441 Packaging station
01/08/1980US4182095 Packaging bulk commodities
01/01/1980CA1069036A Meat packaging machine
12/1979
12/25/1979US4179862 Vacuum packing machine with bag end retractor
12/18/1979US4178929 Dosing device for germ-free measurements and filling of liquid material
12/11/1979US4177622 Bag sealing apparatus with bag evacuation means
12/04/1979US4176506 Vacuum packing machine with tiltable roller stacking plate
11/1979
11/13/1979CA1066181A1 Vacuum packaging
11/06/1979CA1065821A1 Method and apparatus for vacuum packing objects in plastic foil
10/1979
10/23/1979CA1064871A1 Methods of forming evacuated sealed packs, particularly of foods
10/16/1979US4170863 Apparatus for the continuous production of packages
10/16/1979CA1064442A1 Method and apparatus for packing luxury provisions and food such as, for instance, sausages, fish products, meat articles, and the like, without bubbles or germs
09/1979
09/25/1979US4168598 Vacuum packaging method and apparatus
09/19/1979EP0004239A2 Device for the vacuum packaging and preserving in plastic recipients of products, in particular laundry, sterilized in an autoclave
09/18/1979CA1062671A1 Method of packaging utilizing pressurized containers
09/18/1979CA1062599A1 Package-making method and apparatus
09/11/1979US4167092 Sealing device for packaging machine
09/11/1979CA1062212A1 Method of vacuum packaging compressible materials and apparatus
08/1979
08/21/1979CA1060860A1 Machine and method for filling, introducing steam into, and sealing flexible pouches
08/14/1979US4164111 Vacuum-packing method and apparatus
08/14/1979US4164109 Method and device for a tight packing under a thermoplastic and thermoformable film of products requiring an absolute protection
08/14/1979CA1060403A2 Method and apparatus for evacuating and closing bags
08/14/1979CA1060402A1 Fused bulk packs
07/1979
07/31/1979US4162599 Vacuum packaging
07/24/1979US4161857 Freeze drying container with manual stoppering
06/1979
06/26/1979CA1057246A1 Pouch filling under air exclusion
05/1979
05/29/1979USRE30009 Vacuum skin package, and process and apparatus for making same
05/15/1979US4154045 Method of packing powder formed products
05/15/1979US4154044 Apparatus for sealing cans with lids under vacuum
05/15/1979CA1054583A1 Container evacuation process
05/01/1979US4152464 Immersion of plastic cups in hot water
04/1979
04/24/1979US4150522 Method for undercap filling of a barrier pack aerosol container
04/10/1979US4148933 Preserving food products
04/03/1979CA1051782A1 Freeze-drying of solids, liquids or pastes
04/03/1979CA1051773A1 Film severing method and apparatus
03/1979
03/27/1979US4146064 Method of reducing the flammability hazard of hydrocarbon aerosols
03/20/1979USRE29937 Continuous movement packaging machine
03/13/1979CA1050410A1 Gas flushing or filling packaging machine
03/06/1979US4142645 Vacuum sealing closure lid for home canning operations
03/06/1979US4142303 Freeze drying stoppering apparatus
1 ... 68 69 70 71 72 73 74 75 76 77 78 79