Inventor
BREUER FRIEDRICH
DE4 patents
Patents
4 patentsUS4569691AFeb 11, 1986
Method of making ferroboron and ferroborosilicon alloys and the alloys made by this method
ELEKTROMETALLURGIE GMBH7 citations70
US4139370AFeb 13, 1979
Method of refining ferro-alloys
ELEKTROMETALLURGIE GMBH7 citations68
US4130417ADec 19, 1978
Process for refining high-carbon ferro-alloys
ELEKTROMETALLURGIE GMBH11 citations67
US4165980AAug 28, 1979
Method of rapidly decarburizing ferro- alloys with oxygen
ELEKTROMETALLURGIE GMBH3 citations57