Inventor
WOLFSGRUBER FRIEDRICH
DE7 patents
⚠️ This page may combine multiple inventors who share the name “WOLFSGRUBER FRIEDRICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUEDDEUTSCHE KALKSTICKSTOFF
6 patentsUS5087290AFeb 11, 1992
Agent for the treatment of cast iron melts, process for the production thereof and the use thereof for treating cast iron melts
SUEDDEUTSCHE KALKSTICKSTOFF14 citations71
US4540436ASep 10, 1985
Treatment agent for cast iron melts and a process for the production thereof
SUEDDEUTSCHE KALKSTICKSTOFF14 citations70
US5264023ANov 23, 1993
Cored wire with a content of passivated pyrophoric metal, and the use thereof
SUEDDEUTSCHE KALKSTICKSTOFF10 citations69
US4643768AFeb 17, 1987
Inoculant alloy based on ferrosilicon or silicon and process for its preparation
SUEDDEUTSCHE KALKSTICKSTOFF9 citations67
US4292075ASep 29, 1981
Slow fade inocculant and a process for the inocculation of melted cast iron
SUEDDEUTSCHE KALKSTICKSTOFF8 citations61
US4970051ANov 13, 1990
Process for the introduction of nitrogen into cast iron
SUEDDEUTSCHE KALKSTICKSTOFF1 citations42