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IPC Subgroup
C03B 23/207

Uniting glass rods, glass tubes, or hollow glassware

Introduced: January 1980

Last revised: January 2006

Full Title

Re-forming shaped glass > Uniting glass pieces by fusing without substantial reshaping > Uniting glass rods, glass tubes, or hollow glassware

Classification Context

Section:
CHEMISTRY; METALLURGY
Class:
GLASS; MINERAL OR SLAG WOOL
Subclass:
MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL

2 direct subcodes

Child Classifications

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  • C03B 23/213 Joining projections or feet
  • C03B 23/217 for the production of cathode ray tubes or similarly shaped tubes