IPC Subgroup
B28B 11/08 for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads
Introduced: September 1968
Last revised: January 2006
Full Title
Apparatus or processes for treating or working the shaped articles > for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- WORKING CEMENT, CLAY, OR STONE
- Subclass:
- SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
Related Keywords
BURNISHING of articles, moulded from clay or other ceramic compositions or cementitious materialBURNISHING of unfired potteryFETTLING of unfired potterytowing or fettling POTTERYTOWING of pottery
1 direct subcode
Child Classifications
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- B28B 11/1 by using presses