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PCE
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DIFF Subgroup
C30B 15/28

using weight changes of the crystal or the melt, e.g. flotation methods

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Single-crystal growth by pulling from a melt, e.g. Czochralski method > Controlling or regulating > Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal > using weight changes of the crystal or the melt, e.g. flotation methods

CPC:

Single-crystal growth by pulling from a melt, e.g. Czochralski method (under a protective fluid C30B27/00) > Controlling or regulating (controlling or regulating in general G05) > Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal > using weight changes of the crystal or the melt, e.g. flotation methods

No child classifications to compare. This is a leaf node in both IPC and CPC.