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Priority claimed from FI875069Aexternal-prioritypatent/FI875069A/en
Application filed by Waertsilae MeriteollisuusfiledCriticalWaertsilae Meriteollisuus
Priority to FI883306ApriorityCriticalpatent/FI85528C/en
Publication of FI883306A0publicationCriticalpatent/FI883306A0/en
Publication of FI883306ApublicationCriticalpatent/FI883306A/en
Application grantedgrantedCritical
Publication of FI85528BpublicationCriticalpatent/FI85528B/en
Publication of FI85528CpublicationCriticalpatent/FI85528C/en
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
FOERFARANDE FOER FRAMSTAELLNING AV EN INSKAERAD STAOLBETONGBALK OCH MEDEL FOER ATT AOSTADKOMMA EN INSKAERNING VID FRAMSTAELLNING AV EN STAOLBETONGBALK.