Heating – With work cooling structure
Reexamination Certificate
2005-01-11
2005-01-11
Lu, Jiping (Department: 3749)
Heating
With work cooling structure
C432S128000, C432S250000, C118S724000
Reexamination Certificate
active
06840763
ABSTRACT:
A wafer processing system which requires no isolation between the operational areas within the processing system. The system of the present invention includes operational areas, such as a loading area, a transport area, and a reactor or thermal processing area. Advantageously, since there are no isolation devices or gate valves separating the areas, the processing system effectively has each operational area combined into a “single” chamber. Preferably, the single chamber has a single slit valve, hinge door, or other vacuum sealable door disposed proximate to the loading area to allow for the removal/insertion of the wafers into the loading area. Once the door to the loading area has been closed the internal pressure within the chamber can be kept uniform throughout each operational area.
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Lu Jiping
MacPherson Kwok & Chen & Heid LLP
WaferMasters Inc.
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