IPC Definitions - January 01, 2012
C04B 5/00 - Definition
References relevant to classification in this main group
This main group does not cover:
Manufacture of slag wool | C03B |
Treatment of slag in, or for the production of metals | C21B, C22B |
Attention is drawn to the following places, which may be of interest for search:
Mechanical aspects | B28B 1/54 |