Patent classifications
C
CHEMISTRY; METALLURGY
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C21
METALLURGY OF IRON
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C21D
MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
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8/00
Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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C21D8/02
during manufacturing of plates or strips
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C21D8/0278
involving a particular surface treatment
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C21D8/0284
Application of a separating or insulating coating
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