Inventor

KALKENINGS PETER

DE3 patents

⚠️ This page may combine multiple inventors who share the name “KALKENINGS PETER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SMS DEMAG AG

2 patents

US6401323B1Jun 11, 2002

Method of producing welded Cu and Cu alloy pipes

SMS DEMAG AG11 citations69

US6205833B1Mar 27, 2001

Cold pilger rolling tool for producing internally ribbed tubes

SMS DEMAG AG5 citations59

MANNESMANN AG

1 patent

US5771727AJun 30, 1998

Process and device for straight-drawing long drawing material in multiple steps

MANNESMANN AG15 citations71