US PATENT SUBCLASS 117 / 31
.~.~.~ Including a sectioned crucible (e.g., double crucible, baffle)


Current as of: June, 1999
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117 /   HD   SINGLE-CRYSTAL, ORIENTED-CRYSTAL, AND EPITAXY GROWTH PROCESSES; NON-COATING APPARATUS THEREFOR

11  DF  PROCESSES OF GROWTH FROM LIQUID OR SUPERCRITICAL STATE {7}
13  DF  .~ Having pulling during growth (e.g., Czochralski method, zone drawing) {9}
30  DF  .~.~ With liquid flow control or manipulation during growth (e.g., mixing, replenishing, magnetic levitation, stabilization, convection control, baffle) {3}
31.~.~.~ Including a sectioned crucible (e.g., double crucible, baffle)


DEFINITION

Classification: 117/31

Including a sectioned crucible (e.g., double crucible, baffle):

(under subclass 30) Subject matter in which the liquid precursor* is present in a crucible* which has sections clearly defined by a physical member, at least two of which

sections contain liquid precursor*; e.g., double crucible*.