TY - BOOK AU - Duffy, Joan Irene TI - Refranctory materials: Developments since 1977 T2 - Chemical technology review SN - 0815508271 AV - TA418.26 D83 1980 PY - 1980/// CY - Park ridge, n. j. PB - Noyes data KW - Materiales refractarios KW - Patentes ER -