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Priority to JP1980130073UpriorityCriticalpatent/JPS6124578Y2/ja
Publication of JPS5756823UpublicationCriticalpatent/JPS5756823U/ja
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Publication of JPS6124578Y2publicationCriticalpatent/JPS6124578Y2/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
Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
Y02E10/00—Energy generation through renewable energy sources
Y02E10/20—Hydro energy
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Cleaning Or Clearing Of The Surface Of Open Water
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