Patents
Sitemap › B21 - Mechanical metal-working without essentially removing material; Punching metal › B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; Punching › B21D 51 - Making hollow objects
Patents for B21D 51 - Making hollow objects (8,973)
01/1983
01/11/1983US4367996 Tab opener end closure assembly method
01/05/1983EP0068821A1 Method and apparatus for roll flanging container bodies
01/04/1983US4366696 Nestable can method of manufacture
01/04/1983US4366662 Process for preparation of cans and canned provisions
12/1982
12/23/1982WO1982004410A1 Method and device for forming mouthpiece of metal container
12/21/1982US4364255 Controlled oriented discharge of cups from a blanking and forming press
12/21/1982US4364220 Container intended for contents under pressure together with a method for the manufacture of such a container
12/21/1982US4364161 Method of fabricating a high pressure tank
12/14/1982US4363582 Process for the manufacture of rings for lids for cans
12/07/1982US4362002 Method and apparatus for closing a thin-walled container body
12/01/1982EP0065842A1 Securing end covers to rotationally symmetric bodies
11/1982
11/30/1982US4361246 Container construction
11/30/1982CA1136494A1 Flush-sided double seamed composite container
11/24/1982EP0065417A2 Easily-openable heat seal lid
11/23/1982CA1136001A1 Process for manufacturing tubular bodies, particularly for preserved food cans
11/23/1982CA1135912A1 Method of obtaining a seal upon the interior surface of a container closure and resulting product
11/17/1982EP0064948A2 Method of making lids with a closing strip which covers at least one pouring hole, particularly for beverage cans
11/09/1982US4357759 Method of removing water from water base can sealant
10/1982
10/28/1982WO1982003576A1 Metal can bodies
10/26/1982US4355935 Method of forming a can end having a vented gate within a push-down aperture
10/26/1982US4355529 Apparatus for manufacturing a cylindrical member
10/26/1982US4355452 Method of forming a mounting for a tank cover
10/19/1982US4354784 Method and apparatus for forming a non-silver scored metal end
10/19/1982CA1133839A1 Easy access tab for vacuum packed products
10/12/1982US4354086 Automated can resistance welder
09/1982
09/28/1982CA1132469A1 Container with releasable closure
09/28/1982CA1132468A1 Push-in closures
09/28/1982CA1132467A1 Resealable pressure release closures
09/08/1982EP0059196A1 Containers.
09/07/1982US4348464 Combination score tool and score anvil
08/1982
08/31/1982US4346814 Side seam stripes
08/31/1982CA1130732A1 Double cup container and method of forming same
08/19/1982WO1982002697A1 Method of producing container bodies and container bodies produced thereby
08/18/1982EP0057911A1 Double seam closure between side walls and bottoms or lids of cans
07/1982
07/27/1982US4341498 Method and apparatus for blanking, folding and inserting membrane into container covercap
07/27/1982US4341321 Can end configuration
07/27/1982US4341103 Spin-necker flanger for beverage containers
07/22/1982WO1982002350A1 Machine for making bodies of multilayer high-pressure vessels
07/08/1982WO1982002156A1 Device for helical arrangement of bodies of high-pressure vessels
06/1982
06/30/1982EP0055006A1 A method and apparatus for making tubular containers, at least substantially closed at one end, from pipe material by cold-working
06/15/1982US4334487 Method of manufacturing composite containers
06/09/1982EP0053417A1 Apparatus for forming a peripheral flange on a flat disc
06/09/1982EP0053240A2 Process for manufacturing thin wall enbloc hollow metal bodies, useful for pressure containers and products so obtained
06/08/1982US4333585 Deep-drawn preformed closure for the hermetic sealing of a can or similar container
05/1982
05/25/1982US4331014 Can beading apparatus
05/18/1982CA1123763A1 Sealed can or similar container having an internally lined can body, process, apparatus and preformed closure element for sealing said can and process and apparatus for producing a rupturing zone in said closure element
05/18/1982CA1123685A1 Corrosion inhibition
05/05/1982EP0050713A1 Easy opening end unit with tapered score
04/1982
04/28/1982EP0050564A1 Machine for seaming in a controlled atmosphere
04/20/1982US4325490 Non-detachable ring pull opening device for beverage cans
04/07/1982EP0049020A1 A method of forming an outwardly inverted peripheral edge on a preformed metal lid
04/07/1982EP0048890A1 Lightweight container
03/1982
03/30/1982CA1120787A1 Ironing die for ironing press
03/24/1982EP0047854A1 Process for the production of extra long screw closures
03/23/1982US4320850 Easy opening end unit with tapered score
03/23/1982US4320644 Method and apparatus for manufacture of a vessel
03/18/1982WO1982000785A1 Containers
03/02/1982US4317420 Apparatus for making head pieces with a membrane for packaging containers of laminate with a metallic barrier layer
02/1982
02/23/1982US4316375 Apparatus for corrugating can body flanges
02/18/1982WO1982000424A1 Method of manufacturing cartridge cases
02/16/1982US4315574 Container having circumferential and longitudinal stiffening corrugations
02/09/1982US4315132 Process and apparatus for welding tubular bodies
02/09/1982US4314472 Method for producing a magnetic rotatable member for an electromagnetic clutch
02/03/1982EP0006854B1 Ring type calibrating cage
01/1982
01/26/1982US4312206 Making a seamless, spherical case
01/19/1982US4311249 Container with releasable closure
01/19/1982CA1116554A1 Bottle cap with ring shaped tearing element
01/19/1982CA1116473A1 Seal drum with end closure having reinforced seams
01/19/1982CA1116366A1 Containers
01/12/1982US4309952 Process for making a container cover member having synthetic resin openable portion
01/12/1982US4309951 Method for deburring sheet metal parts, such as can covers
01/12/1982US4309890 Method of forming a cylindrical member
01/12/1982CA1116109A1 Drums
01/12/1982CA1116108A1 Container and method of manufacturing same
01/07/1982WO1982000013A1 Method of obtaining butt-end wall with concentric recess in a tubular workpiece
01/05/1982US4309237 High speed, polymeric film carrying adhesive
01/05/1982US4308737 Apparatus for producing a bead on the periphery of a hollow cylinder
01/05/1982CA1115564A1 Combination score tool and score anvil
12/1981
12/29/1981CA1115202A1 Can ends with closures
12/29/1981CA1115136A2 Method of making perforated tubular member for perforating thermoplastic film
12/15/1981US4305523 Push-in closures
12/15/1981US4305340 Method of forming a box-shaped structure from a foldable metal sheet
12/09/1981EP0041302A1 Method and device for manufacturing a sleeve body having at least at one open end an outwardly directed circumferential flange and a circular constriction adjoining the same
12/08/1981US4304038 Method of manufacturing small-sized pressure vessel of sheet metal
12/01/1981US4303032 Process for forming can bodies
11/1981
11/24/1981CA1112951A1 Tube forming method
11/17/1981CA1112587A1 Closure construction
11/03/1981US4298320 Apparatus for dispensing and molding lining material into metallic cap shells
11/03/1981CA1111808A1 Method for replacing gases in cans and apparatus therefor
10/1981
10/27/1981US4296536 Method of manufacturing cartridge cases
10/27/1981CA1111379A1 Through hole deformation and inside sealing tear strip
10/20/1981US4295573 Method of obtaining a seal upon the interior surface of a container closure and resulting product
10/20/1981US4295436 Cap lining machine
10/20/1981US4295357 Apparatus for making metal outers and inners
10/13/1981US4294097 Bottom roll-forming method and apparatus and resultant can end configuration
10/06/1981US4293354 Process and machine for fastening a closure member to a container
09/1981
09/29/1981US4291567 Easily openable container closure having a shell and a sealing member, apparatus for producing the same
09/22/1981US4290294 Method for producing aerosol can tops
09/15/1981US4288894 Method of manufacturing pressure vessels by heat forming
09/15/1981CA1108937A1 Methods of forming inwardly flanged curved members and/or inwardly flanged curved members
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