CPC Subgroup
C03B 23/053 by centrifuging ( , C03B37/04 takes precedence)
Full Title
Re-forming shaped glass (re-forming fibres or filaments C03B37/14) > Re-forming tubes or rods > by centrifuging ( , C03B37/04 takes precedence)
C03B 23/053 Re-forming shaped glass (re-forming fibres or filaments C03B37/14) > Re-forming tubes or rods > by centrifuging ( , C03B37/04 takes precedence)