METHOD FOR RECOVERING VALUABLE METALS FROM SLAG AND APPARATUS FOR MANUFACTURING MULTIFUNCTIONAL AGGREGATE
- Application ID: EP12854095
- Status: █ EXAMINATION IN PROGRESS
This patent has the IPC combination C04 (CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES) and C22 (METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS) is specialized in the combination C04 and C22. We found, that Demski & Nobbe, Diehl & Partner GbR, Ablett & Stebbing Ltd are specialized in all of these IPC classes. For a similar patent, they might be a good choice.