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发明名称
Verfahren zur Herstellung asphaltähnlicher hellerer Erzeugnisse aus Asphalt, Petroleumrückständen u. dgl.
摘要
申请公布号
AT119500(B)
申请公布日期
1930.10.25
申请号
ATD119500
申请日期
1928.09.22
申请人
DE BATAAFSCHE PETROLEUM MAATSCHAPPIJ
发明人
JACOBUS WILHELMUS LE NOBEL
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