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PCE
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CPC Subgroup
C21D 8/0278

involving a particular surface treatment (C21D8/0294 takes precedence)

Full Title

Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment (hardening articles or materials formed by forging or rolling with no further heating beyond that required for the formation C21D1/02) > during manufacturing of plates or strips (C21D8/12 takes precedence) > involving a particular surface treatment (C21D8/0294 takes precedence)

2 direct subcodes

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