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:
Sep. 21, 2021
Filed:
Aug. 23, 2019
Applicant:
Citic Dicastal Co., Ltd., Hebei, CN;
Inventors:
Zuo Xu, Qinhuangdao, CN;
Guoyuan Xiong, Qinhuangdao, CN;
Jinqi Lyu, Qinhuangdao, CN;
Zhigao Yin, Qinhuangdao, CN;
Hanbao Sun, Qinhuangdao, CN;
Assignee:
CITIC Dicastal CO., LTD., Qinhuangdao, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01G 19/413 (2006.01); G01M 3/26 (2006.01);
U.S. Cl.
CPC ...
G01G 19/413 (2013.01); G01M 3/26 (2013.01);
Abstract
A device for detecting the leak rate of a leak is employed to realize a detection method for detecting the leak rate of a leak. The device includes a gas storage tank for storing a detection medium, a connecting piece, a detection valve arranged on the connecting piece, a sealed container and a balance for measuring the weight of the sealed container. The device can detect the leak rates of leaks within the range of 1×10˜1×10Pa·m/s.