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BITUMES SPECIAUX
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BITUMES SPECIAUX
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Publication of FR1151186ApublicationCriticalpatent/FR1151186A/fr
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
F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
F16L13/02—Welded joints
F16L13/0254—Welded joints the pipes having an internal or external coating
F16L13/0263—Welded joints the pipes having an internal or external coating having an internal coating
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FR1151186D1956-06-041956-06-04Procédé de protection, contre la corrosion, des extrémités des tubes en acier destinés à être joints par soudure
ExpiredFR1151186A
(fr)