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. 28, 2020
Filed:
Jul. 15, 2019
Applicant:
Shanghai Yibai Industrial Furnaces Co., Ltd., Shanghai, CN;
Inventors:
Fan Yang, Shanghai, CN;
Jingfeng Yang, Dafeng, CN;
Assignee:
SHANGHAI YIBAI INDUSTRIAL FURNACES CO., LTD., Shanghai, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B 3/08 (2006.01); B08B 7/00 (2006.01); B08B 13/00 (2006.01);
U.S. Cl.
CPC ...
B08B 7/0021 (2013.01); B08B 3/08 (2013.01); B08B 13/00 (2013.01); B08B 2220/00 (2013.01);
Abstract
Disclosed is a supercritical-state cleaning system, comprising a cleaning chamber, a gas booster apparatus, a first heating apparatus, and a carbon dioxide supply apparatus. The cleaning chamber is separately connected to the first heating apparatus and the carbon dioxide supply apparatus. A vacuum pump set is connected to the cleaning chamber. Compared with the prior art, in the Invention, air introduced when a workpiece enters a cleaning chamber is completely removed, so as to prevent mixing of COand air, thereby improving a cleaning effect.