00986nam a2200241 k 4500001001500000005001500015008004100030040001900071041001300090049003000103052002400133056001600157082001900173100004800192245016300240260003600403300003700439502008000476653012700556950002100683963002000704965002000724KDM199217146  19941011223531930402s1992    ggkaf      HF 000   kor    a011001c0110010 akorbeng0 lEM960085lEM960086c2fDP01a559.7934b김934ㄱ  a559.7934230 a669.9573322191 a김한삼,g金漢三,d1961-0KAC20176915610a氣相反應法에 의한 超微粒 炭化텅스텐 合成에 관한 硏究=xPreparation of fine tungsten carbide powders by vapor phase reaction/d金漢三  a인천:b仁荷大學校,c1992  aix,198장:b삽도,도판;c26cm1 a학위논문(박사) --b仁荷大學校 大學院:c金屬工學科,d1992  a기상반응법a초미립a탄화텅스텐a합성aPREPARATIONaFINEaTUNGSTENaCARBIDEaPOWDERSaVAPORaPHASEaREACTION1 a비매품b\9200  a금속공학과  a텅스텐합성