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.
Patent No.:
Date of Patent:
Jul. 02, 2019
Filed:
Jun. 04, 2015
Applicant:
Ebara Corporation, Tokyo, JP;
Inventors:
Assignee:
EBARA CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01F 15/00 (2006.01); H01L 21/67 (2006.01); B01F 3/08 (2006.01);
U.S. Cl.
CPC ...
H01L 21/67051 (2013.01); B01F 3/088 (2013.01); H01L 21/67017 (2013.01);
Abstract
A cleaning chemical supplying device, a cleaning chemical supplying method, and a cleaning unit capable of flexibly handling a change of a dilution ratio and suppression of an increase of a device size are provided. A cleaning chemical supplying device has a first in-line mixer, a second in-line mixer, a first chemical CLC box, a second chemical CLC box, and a DIWCLC box.