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Lining or repairing the taphole

Lining or repairing the taphole · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC21C5/445
Official title{Lining or repairing the taphole}
Display labelLining or repairing the taphole
Total patents10

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
20162
20172
20183
20191
20201
20211

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.