IPC Subgroup
C22F 1/053 of alloys with zinc as the next major constituent
Introduced: January 1985
Last revised: January 2006
Full Title
Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working > of aluminium or alloys based thereon > of alloys with zinc as the next major constituent
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- Subclass:
- CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS