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Priority to JP158873ApriorityCriticalpatent/JPS5316400B2/ja
Publication of JPS4989687ApublicationCriticalpatent/JPS4989687A/ja
Publication of JPS5316400B2publicationCriticalpatent/JPS5316400B2/ja
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Y02A20/20—Controlling water pollution; Waste water treatment
Y02A20/204—Keeping clear the surface of open water from oil spills
Landscapes
Removal Of Floating Material
(AREA)
Cleaning Or Clearing Of The Surface Of Open Water
(AREA)
Separation Of Suspended Particles By Flocculating Agents
(AREA)