Process for recovering acids from a spent acid solution containing metal salts
- Application ID: EP13161321
- Status: █ APPLICATION DEEMED TO BE WITHDRAWN
This EP application has the IPC class C01 (INORGANIC CHEMISTRY) 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). We found, that Kailuweit & Uhlemann, Schmauder & Partner AG, Schwan Schorer & Partner Patentanwälte mbB, Foral Patent Law Offices, Air Liquide S.A. and 4 others are specialized in this combination either. For a similar patent, they might be a good choice.