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Application filed by Eeli Annala, Erkki LuopajaervifiledCriticalEeli Annala
Priority to FI740105ApriorityCriticalpatent/FI50164C/fi
Priority to SE7500375Aprioritypatent/SE7500375L/xx
Application grantedgrantedCritical
Publication of FI50164BpublicationCriticalpatent/FI50164B/fi
Publication of FI50164CpublicationCriticalpatent/FI50164C/fi
E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
E02B15/10—Devices for removing the material from the surface
E02B15/103—Rotary drums
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Environmental & Geological Engineering
(AREA)
Mechanical Engineering
(AREA)
Civil Engineering
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Structural Engineering
(AREA)
FI740105A1974-01-161974-01-16Laite öljyn keräämiseksi vedenpinnalta.
FI50164C
(fi)