Coating apparatus – Gas or vapor deposition – With treating means
Patent
1992-07-08
1993-07-06
Bueker, Richard
Coating apparatus
Gas or vapor deposition
With treating means
118715, 118725, 118728, 118733, 219390, 156345, C23C 1600
Patent
active
052249999
ABSTRACT:
A vertical type of heat treatment apparatus which houses objects for treatment loaded on a wafer boat, in a process tube and performs heat treatment, and including a cap which opens and closes an opening portion of a manifold and which is disposed on the side of an opening portion of the process tube, a support mechanism which elastically supports the cap and which is provided to a vertical motion mechanism of the wafer boat, and an expandable and contractible airtightness maintenance means which maintains airtightness on the side of the cap, and which is provided between the cap and the vertical motion mechanism.
REFERENCES:
patent: 4640223 (1987-02-01), Dozier
patent: 4998540 (1991-02-01), Fuse
patent: 5121705 (1992-06-01), Sugino
Kagatsume Satoshi
Shiraiwa Hirotsugu
Tozawa Takashi
Bueker Richard
Tokyo Electron Kabushiki Kaisha
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