DIFF Subgroup
C30B 15/203 Full Title
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)
C30B 15/203 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)