Inventor
SONJU OTTO
NO2 patents
Patents
2 patentsUS4752218AJun 21, 1988
Ceramic composite material and a lining for metallurgical smelting furnaces wherein a ceramic composite material is used
ELKEM AS16 citations74
US4846680AJul 11, 1989
Ceramic composite material and a lining for metallurgical smelting furnaces wherein a ceramic composite material is used
ELKEM AS4 citations54