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经营范围
发明名称
UN PROCEDIMIENTO DE CONCENTRACIoN Y PURIFICACIoN DEL ACETILENO EN LOS GASES DE LA PIROLISIS DE HIDROCARBUROS
摘要
申请公布号
ES214469(A1)
申请公布日期
1955.04.16
申请号
ES19690002144
申请日期
1954.03.30
申请人
SOCIETE BELGE DE L'AZOTE ET DES PRODUITS CHIMIQUES DU MARLY
发明人
分类号
(IPC1-7):C10
主分类号
(IPC1-7):C10
代理机构
代理人
主权项
地址
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