Inventor
KALTHOFF JOERG F
DE2 patents
Patents
2 patentsUS4418563ADec 6, 1983
Method of determining the impact fracture toughness KID by means of impact tests
FRAUNHOFER GES FORSCHUNG21 citations76
US4579004AApr 1, 1986
Instrument for detecting the instant at which a crack begins in a mechanical strength test of a ferromagnetic metal
FRAUNHOFER GES FORSCHUNG10 citations67