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:
Feb. 14, 2012
Filed:
Apr. 27, 2006
Deonarine Phagoo, Toronto, CA;
Douglas Joseph Thompson, Hamilton, CA;
Jeffrey Peter Penny, Grimsby, CA;
Jake Goldstein, Toronto, CA;
Jason A. Diamond, Burlington, CA;
Deonarine Phagoo, Toronto, CA;
Douglas Joseph Thompson, Hamilton, CA;
Jeffrey Peter Penny, Grimsby, CA;
Jake Goldstein, Toronto, CA;
Jason A. Diamond, Burlington, CA;
Zenon Technology Partnership, Wilmington, DE (US);
Abstract
A liquid treatment plant has sets of membrane trains and processing trains with flow between them through channels. Steps of withdrawing permeate and sludge from the trains are described. Cyclic aeration is provided to the membrane trains. Methods of foam control, backwashing and chemical cleaning are described. Single membrane trains or process trains may be isolated for various functions. An isolated membrane train may be used to thicken sludge.