C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
C23D—ENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS
C23D5/00—Coating with enamels or vitreous layers
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Chemical & Material Sciences
(AREA)
Engineering & Computer Science
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Materials Engineering
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Mechanical Engineering
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Metallurgy
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Organic Chemistry
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Processes Specially Adapted For Manufacturing Cables
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Application Of Or Painting With Fluid Materials
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Procédé pour la fabrication par extrusion en continu de tubes et tuyaux en matiére plastique contenant une armature tubulaire fibreuse, et dispositif pour la mise en oeuvre du procédé
Procédé permettant de recouvrir un noyau métallique quelconque d'une couche de matière fibreuse, et dispositif pour la mise en oeuvre de ce procédé.