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发明名称
Verfahren und Vorrichtung zur Auflockerung von Boden- und Filterschichten zwecks Erhöhung ihrer Durchlässigkeit für Flüssigkeiten.
摘要
申请公布号
CH305376(A)
申请公布日期
1955.02.28
申请号
CHD305376
申请日期
1952.04.01
申请人
UNION RHEINISCHE BRAUNKOHLEN KRAFTSTOFF AKTIENGESELLSCHAFT;KRIEGBAUM,OTTO
发明人
AKTIENGESELLSCHAFT UNION RHEINISCHE BRAUNKOHLEN KRAFTSTOFF;KRIEGBAUM,OTTO
分类号
E03B3/15
主分类号
E03B3/15
代理机构
代理人
主权项
地址
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