METHOD OF CLEANING PRETREATMENT OF FERROUS COMPONENTS THAT HAVE BEEN JOINED BY WELDING
- Application ID: EP17731096
- Status: █ Request for examination was made
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This EP application has the IPC combination C11 (ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES) and 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). There is no patent agent firm in the market, which is specialized in this combination of IPC classes.