SEMICONDUCTOR WAFER MANUFACTURING APPARATUS
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United States of America Patent
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Issued Date -
Jan 18, 2024
app pub date -
Jul 11, 2023
filing date -
Jul 13, 2022
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Abstract
A semiconductor wafer manufacturing apparatus includes a susceptor. The susceptor has a plate shape having a first surface and a second surface opposite to the first surface, and is disposed on a cylindrical member of a rotating device in such a manner that the first surface faces a reaction chamber and the second surface faces a hollow chamber surrounded by the cylindrical member and the susceptor. The susceptor has a recessed portion for accommodating a base wafer on the first surface, and the recessed portion has such a size that a gap is provided between a side surface of the recessed portion and the base wafer. The recessed portion has a bottom part and has at least one through hole penetrating through the bottom part.
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