Coating apparatus – Gas or vapor deposition – Multizone chamber
Patent
1995-03-03
1997-05-13
Bueker, Richard
Coating apparatus
Gas or vapor deposition
Multizone chamber
414217, 414939, 4272481, C23C 1600
Patent
active
056288280
ABSTRACT:
Process equipment and method for processing a semiconductor device comprising a buffer chamber, at least one process chamber connected to the buffer chamber through an opening portion, a holding/carrying unit disposed at a position facing the opening portion for holding and carrying a member to be processed such as a wafer, and a carrier unit disposed in the buffer chamber for transferring the member to be processed to and from the holding/carrying unit. The holding/carrying unit includes a flattened surface closely facing the opening portion for holding an atmosphere in the at least one process chamber independently from an atmosphere in the buffer chamber. The opening portion has a flattened surface closely facing the flattened surface of the holding/carrying unit.
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Kawamura Yoshio
Moriyama Shigeo
Uchida Fumihiko
Yamamoto Tatuharu
Bueker Richard
Hitachi , Ltd.
Lund Jeffrie R.
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