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:
Jan. 03, 2023

Filed:

May. 24, 2019
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Beom Jin Yoo, Hwaseong-si, KR;

Min Hyoung Kim, Seoul, KR;

Sang Ki Nam, Seongnam-si, KR;

Lu Siqing, Seongnam-si, KR;

Won Hyuk Jang, Seoul, KR;

Kyu Hee Han, Seongnam-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/67 (2006.01); H01L 21/687 (2006.01); B08B 3/10 (2006.01);
U.S. Cl.
CPC ...
H01L 21/67051 (2013.01); B08B 3/10 (2013.01); H01L 21/68764 (2013.01);
Abstract

A plasma generator, a cleaning liquid processing apparatus including the same, a semiconductor cleaning apparatus, and a cleaning liquid processing method are provided. The cleaning liquid processing apparatus comprising a bubble formation section configured to lower a pressure of a mixed liquid obtained by mixing a liquid and a gas to form bubbles in the mixed liquid, a plasma generator connected to the bubble formation section and configured to apply a voltage to the mixed liquid to form plasma in the bubbles formed in the mixed liquid, a mixing section connected to the plasma generator and configured to dissolve radicals included in the plasma into the mixed liquid, and a discharge nozzle connected to the mixing section and configured to discharge the mixed liquid to a wafer.


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