DIFF Subgroup
C03C 25/223 by chemical vapour deposition or pyrolysis
Introduced: January 2018
Full Title
Surface treatment of fibres or filaments made from glass, minerals or slags > Coating > General methods of coating; Devices therefor > Deposition from the vapour phase > by chemical vapour deposition or pyrolysis
No child classifications to compare. This is a leaf node in both IPC and CPC.