Inventor
FREI SIEGFRIED
CH10 patents
⚠️ This page may combine multiple inventors who share the name “FREI SIEGFRIED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANTEC INC
4 patentsUS4538439ASep 3, 1985
Cans formed of thin-walled material and apparatus for forming precise fine beads therein
CANTEC INC47 citations91
US4487048ADec 11, 1984
Method and apparatus for beading the bodies of sheet metal cans
CANTEC INC48 citations91
US4512490AApr 23, 1985
Strengthened can bodies of thin-walled metal
CANTEC INC48 citations89
US4635841AJan 13, 1987
Method for bringing together the edges of a blank of sheet metal rolled to a cylinder as well as a guide apparatus for performing the method
CANTEC INC5 citations61
FREI SIEGFRIED
4 patentsUS4588605AMay 13, 1986
Method of and arrangement for applying a strip-shaped powder layer on a weld seam of containers, and a container
FREI SIEGFRIED38 citations88
US4249476AFeb 10, 1981
Apparatus for applying a protective coating to the welded seam of a can body or the like
FREI SIEGFRIED12 citations72
US4661379AApr 28, 1987
Method and apparatus for applying strip-shaped powder layer to a can body or the like, and powder-carrying can body
FREI SIEGFRIED13 citations69
US4696253ASep 29, 1987
Apparatus for applying a strip-shaped powder layer onto a weld seam of containers
FREI SIEGFRIED3 citations58