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发明名称
Procédé de fabrication d'un verre soluble dans l'eau, produit obtenu et son application au forage des puits
摘要
申请公布号
FR840733(A)
申请公布日期
1939.05.03
申请号
FRD840733
申请日期
1938.07.15
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
分类号
C01B25/45;C02F5/08
主分类号
C01B25/45
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代理人
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