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Application filed by Ossenkop MaschinenbaufiledCriticalOssenkop Maschinenbau
Priority to FI902643ApriorityCriticalpatent/FI98048C/fi
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Publication of FI902643ApublicationCriticalpatent/FI902643A/fi
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Publication of FI98048BpublicationCriticalpatent/FI98048B/fi
Publication of FI98048CpublicationCriticalpatent/FI98048C/fi
Stripping equipment for removal of contaminations floating in liquids, especially having lower specific weight than that of the liquid, expediently for purification of oil-containing sewages