00697nam a2200217 c 4500001001300000005001500013007000300028008004100031049001400072052001600086056001300102082001500115245010100130246003700231260005500268300003800323650004000361710003800401710002300439950001700462KMO20103622120100819102309ta100728s1992    ulkad         100   kor  0 lEM486697201a576.7b10-1  a576.72501a666.7222120a(제7회) 耐火物 심포지움 /d大韓耐火物工業協同組合,e韓國窯業學會 [편]13a耐火物 심포지움.n제7권  a서울 :b大韓耐火物工業協同組合,c1992  a145 p. :b삽화, 도표 ;c26 cm 8a내화재[耐火材]0KSH1998023823  a대한내화물공업협동조합  a한국요업학회1 a가격불명