00812nam0-22003011i-450-990000014600403321000001460FED01000001460(Aleph)000001460FED0100000146020011111d--------km-y0itay50------baitay-------001yyProduits refractairesmatieres premieresfabrication, usageY. Letort.2. ed.ParisDunod1951VIII, 225 p.ill.21 cmMateriali refrattari666.7Letort,Y.1200ITUNINARICAUNIMARCBK99000001460040332113 B 02 0819610FINBCFINBCProduits refractaires108170UNINAING01