Metalgrafica Rojek Ltda.

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Cajamar, BR

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Patents Grantslast 30 patents

Information Patent Grant
Device for stretching and molding can bodies
- Patent number 6,442,991
- Issue date Sep 3, 2002
- Metalgrafica Rojek LTDA.
- Arnaldo Rojek
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Vacuum-closure cans having non-nailed, easy-opening metallic lids
- Patent number 5,881,897
- Issue date Mar 16, 1999
- Metalgrafica Rojek Ltda.
- Arnaldo Rojek
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Metal lids for vacuum-sealing of packaging for foodstuff preserves
- Patent number 5,833,090
- Issue date Nov 10, 1998
- Metalgrafica Rojek Ltda.
- Arnaldo Rojek
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Cans for foodstuff packing with easily removable unclinched metal c...
- Patent number 5,566,854
- Issue date Oct 22, 1996
- Metalgrafica Rojek Ltda.
- Arnaldo Rojek
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Manufacturing process for cans for foodstuff packing, equipping the...
- Patent number 5,566,568
- Issue date Oct 22, 1996
- Metalgrafica Rojek Ltda.
- Arnaldo Rojek
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Lid with a pressure release hole and a removable seal, for vacuum s...
- Patent number 5,439,724
- Issue date Aug 8, 1995
- Metalgrafica Rojek Ltda.
- Arnaldo Rojek
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process to form a pressure release hole with removable seal, for ea...
- Patent number 5,275,679
- Issue date Jan 4, 1994
- Metalgrafica Rojek Ltda.
- Arnaldo Rojek
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Metalgrafica Rojek Ltda.

Organization

Patents Grantslast 30 patents

Device for stretching and molding can bodies

Vacuum-closure cans having non-nailed, easy-opening metallic lids

Metal lids for vacuum-sealing of packaging for foodstuff preserves

Cans for foodstuff packing with easily removable unclinched metal c...

Manufacturing process for cans for foodstuff packing, equipping the...

Lid with a pressure release hole and a removable seal, for vacuum s...

Process to form a pressure release hole with removable seal, for ea...