General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals

Child Classifications

Navigate with arrow keys, Enter to open

• C22B 9/003 CPC only CPC only
• C22B 9/006 CPC only CPC only
• C22B 9/02 Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action +2 CPC IPC+CPC Available in IPC and CPC
• C22B 9/04 Refining by applying a vacuum IPC+CPC Available in IPC and CPC
• C22B 9/05 Refining by treating with gases, e.g. gas flushing since 1980 +1 CPC IPC+CPC Available in IPC and CPC
• C22B 9/10 with refining or fluxing agents; Use of materials therefor, (C22B9/18 takes precedence) +2 CPC IPC+CPC Available in IPC and CPC
• C22B 9/14 Refining in the solid state IPC+CPC Available in IPC and CPC
• C22B 9/16 Remelting metals (liquating C22B9/02) since 1980 IPC+CPC Available in IPC and CPC