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Application filed by Mario Gomes Dos ReisfiledCriticalMario Gomes Dos Reis
Priority to PT67979ApriorityCriticalpatent/PT67979B/fr
Publication of PT67979ApublicationCriticalpatent/PT67979A/fr
Publication of PT67979BpublicationCriticalpatent/PT67979B/fr
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
PT67979A1978-05-021978-05-02Procede acceleratif de dissolution de couche de graisse flottants dans l'eau
PT67979B
(fr)