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
F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
F16L58/18—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings
F16L58/181—Protection of pipes or pipe fittings against corrosion or incrustation specially adapted for pipe fittings for non-disconnectable pipe joints
Solidarisation par thermosoudage electrique d'un manchon et assemblage des tubes protecteurs des gaines isolantes de conduites destinees au chauffage urbain