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PCE
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DIFF Subgroup
C03B 18/04

Changing or regulating the dimensions of the molten glass ribbon

Introduced: January 1980

Full Title

Shaping glass in contact with the surface of a liquid > Forming sheets > Changing or regulating the dimensions of the molten glass ribbon

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

IPC defines codes here since 1980.

Child Classifications

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  • C03B 18/06 using mechanical means, e.g. restrictor bars, edge rollers since 1980 IPC+CPC Available in IPC and CPC
  • C03B 18/08 using gas since 1980 IPC+CPC Available in IPC and CPC
  • C03B 18/10 using electric means since 1980 IPC+CPC Available in IPC and CPC