Inventor

KREBS ROLF

DE4 patents

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

HOESCH AG

2 patents

US4827099AMay 2, 1989

Method and apparatus for continuous production of tubular bodies by means of laser longitudinal seam welding

HOESCH AG66 citations91

US4656332AApr 7, 1987

Use of the laser welding process for and method of manufacturing of welded construction parts for exhaust installations

HOESCH AG13 citations71

HOESCH WERKE AG

2 patents

US4535215AAug 13, 1985

Method and device for controlling the welding process in the manufacturing of pipes with longitudinal seams

HOESCH WERKE AG16 citations68

US4621176ANov 4, 1986

Method of and device for monitoring and/or controlling welding current in the high-frequency resistance pressure welding of pipes with longitudinal seams

HOESCH WERKE AG16 citations65