Substrate drying apparatus and substrate drying method

Details Substrate drying apparatus and substrate drying method Substrate drying apparatus and substrate drying method

1996-08-20

1997-09-30

Sollecito, John M.

Drying and gas or vapor contact with solids

Apparatus

With means to treat gas or vapor

34169, F26B 2106

Patent

active

056715447

ABSTRACT:
A substrate drying apparatus includes a process bath having an object containing region for containing an object to be treated, a treatment liquid containing region for containing a volatile treatment liquid, and heating member for evaporating the treatment liquid, a receiving container, provided below the object containing region, for receiving water removed from the object with use of the evaporated treatment liquid, an exhaust pipe, attached to the container, for exhausting the water from the container to the outside of the process bath, and a cooling device, provided above the object containing region of the process bath, for condensing the evaporated treatment liquid, wherein the exhaust pipe has a valve and a branch pipe branched from the exhaust pipe such that the branch pipe is closer to the container than the valve is.

REFERENCES:
patent: 5054210 (1991-10-01), Schumacher et al.
patent: 5142873 (1992-09-01), Ramsey, Jr.
patent: 5246023 (1993-09-01), Breunsbach et al.
patent: 5369891 (1994-12-01), Kamikawa
patent: 5443540 (1995-08-01), Kamikawa
patent: 5520744 (1996-05-01), Fujikawa et al.

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