The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 22, 2020

Filed:

Mar. 14, 2019
Applicant:

Screen Holdings Co., Ltd., Kyoto, JP;

Inventor:

Yukihiko Inagaki, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/67 (2006.01); G03F 7/30 (2006.01); G03F 7/16 (2006.01);
U.S. Cl.
CPC ...
H01L 21/67017 (2013.01); G03F 7/16 (2013.01); G03F 7/30 (2013.01); H01L 21/6715 (2013.01); H01L 21/67173 (2013.01); H01L 21/67184 (2013.01); H01L 21/67225 (2013.01);
Abstract

Disclosed is a substrate treating apparatus including a first liquid treatment chamber that performs a liquid treatment to a substrate, a second liquid treatment chamber that is disposed below the first liquid treatment chamber and performs a liquid treatment to a substrate, a first feed channel that supplies gases to the first liquid treatment chamber, and a second feed channel that supplies gases to the second liquid treatment chamber. The first feed channel includes a first vertical member that extends substantially vertically. The second feed channel includes a second vertical member that extends substantially vertically. The first vertical member and the second vertical member both extend to a position lower in level than the second liquid treatment chamber.


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