DIFF Subgroup
B22F 1/145 Chemical treatment, e.g. passivation or decarburisation
Introduced: January 2022
Full Title
Full titles differ between systems:
IPC:
Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties > Treatment of metallic powder > Chemical treatment, e.g. passivation or decarburisation
CPC:
Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties > Treatment of metallic powder (mixing with lubricating or binding agents or with organic material B22F1/10) > Chemical treatment, e.g. passivation or decarburisation
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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