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Publication of NL6607106ApublicationCriticalpatent/NL6607106A/xx
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
F16L43/00—Bends; Siphons
F16L43/001—Bends; Siphons made of metal
F16L43/002—Bends; Siphons made of metal and formed from sheet having a circular passage