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发明名称
Verfahren zur Herstellung der 1-Oxynaphthalin-2,3,4,6-tetrasulfonsaeure bzw. eines esterartigen Anhydrids dieser Verbindung
摘要
申请公布号
DE840398(C)
申请公布日期
1952.06.03
申请号
DE1950G004675
申请日期
1950.11.28
申请人
J. R. GEIGY A.-G.
发明人
BRETSCHER HANS DR.
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主分类号
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