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:
Jun. 21, 2022
Filed:
Jan. 26, 2021
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Hiroyuki Ishinaga, Tokyo, JP;
Masahiko Kubota, Tokyo, JP;
Akira Yamamoto, Kanagawa, JP;
Akitoshi Yamada, Kanagawa, JP;
Yoshiyuki Imanaka, Kanagawa, JP;
Yumi Yanai, Kanagawa, JP;
Teruo Ozaki, Kanagawa, JP;
Toshio Kashino, Kanagawa, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F 23/23 (2022.01); B01F 23/232 (2022.01); B01F 35/93 (2022.01); B01F 23/231 (2022.01); B01B 1/00 (2006.01); B01F 23/2373 (2022.01); B01F 35/90 (2022.01);
U.S. Cl.
CPC ...
B01F 23/2319 (2022.01); B01F 23/231 (2022.01); B01F 23/238 (2022.01); B01F 23/2323 (2022.01); B01F 35/93 (2022.01); B01B 1/00 (2013.01); B01F 23/2366 (2022.01); B01F 23/2373 (2022.01); B01F 2035/99 (2022.01);
Abstract
Provided is an ultrafine bubble generating method and an ultrafine bubble generating apparatus capable of efficiently generating a UFB-containing liquid with high purity. To this end, a flow passage inner volume is varied by using a flow passage inner volume varying element, the liquid is pressurized such that the liquid passes through a narrow portion at high speed and flows into a depressurizing area.