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:
Nov. 25, 2014
Filed:
Jul. 09, 2013
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Qixiang Cai, Hangzhou, CN;
Ning Chai, Lake Jackson, TX (US);
Steven J. Gluck, Lake Jackson, TX (US);
Billy G. Smith, Brazoria, TX (US);
Chengfeng Wang, Huzhou, CN;
Quan Yuan, Northbrook, IL (US);
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F 3/04 (2006.01);
U.S. Cl.
CPC ...
B01F 3/04262 (2013.01);
Abstract
A gas diffuser including a grid of aeration pipes spaced apart and in parallel alignment within a horizontal plane is provided. The aeration pipes have improved discharge hole placement along their lengths and around their circumferences to provide improved performance and reduced fouling of membrane filtration systems associated therewith.