Apparatus or processes for treating or working the shaped articles (specially adapted for tubular articles B28B21/92; decoration or surface treatment in general B05, B44; compacting concrete in situ in connection with building E04G21/06; drying F26)

Child Classifications

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• B28B 11/001
• B28B 11/002
• B28B 11/003
• B28B 11/02 for attaching appendages, e.g. handles, spouts
• B28B 11/04 for coating (glazing, engobing C04B)
• B28B 11/08 for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads
• B28B 11/12 for removing parts of the articles by cutting
• B28B 11/14 for dividing shaped articles by cutting
• B28B 11/18 for removing burr
• B28B 11/22 for cleaning
• B28B 11/24 for curing, setting or hardening (processes for influencing or modifying the setting or hardening ability of mortars, concrete or artificial stone compositions, in general C04B40/00)