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:
Oct. 09, 2001
Filed:
Dec. 22, 1999
Applicant:
Inventors:
Xiaomei Yu, Hangzhou, CN;
Chongsi Xu, Hangzhou, CN;
Jingzhong Zhu, Hangzhou, CN;
Ou Li, Hangzhou, CN;
Zuming Zheng, Hangzhou, CN;
Kejian Yao, Hangzhou, CN;
Jun Tian, Hangzhou, CN;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F 3/04 ;
U.S. Cl.
CPC ...
B01F 3/04 ;
Abstract
The vapor-liquid contacting tower contains multiple trays having multiple openings and multiple rectangular downcomers with multiple bottom openings. At least a pair of directing slots and at least a pair of directing baffles are installed in the liquid receiving zone of the tray and under the bottom openings of a downcomer of the adjacent overlying tray.
Yu, Xiaomei. (2001). Retangular suspending downcomer directing tray (U.S. Patent No. 6299146). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6299146
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile