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:
Apr. 11, 2017
Filed:
Mar. 04, 2013
Applicant:
Ecolab Usa Inc., Naperville, IL (US);
Inventors:
Deepak A. Musale, Aurora, IL (US);
Roger W. Fowee, Wheaton, IL (US);
Assignee:
ECOLAB USA INC., Naperville, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/00 (2006.01); C02F 1/44 (2006.01); C02F 9/00 (2006.01); B01D 61/00 (2006.01); C02F 1/28 (2006.01); C02F 1/56 (2006.01);
U.S. Cl.
CPC ...
C02F 1/447 (2013.01); C02F 9/00 (2013.01); C02F 1/28 (2013.01); C02F 1/441 (2013.01); C02F 1/445 (2013.01); C02F 1/56 (2013.01);
Abstract
Methods for recovering energy and water from at least one energy-rich process water stream are provided. The methods optionally incorporate the use of filtration, reverse osmosis, ion exchange, water softening, forward osmosis, and membrane distillation. The methods can be used to recover energy and water from blowdown or condensate from a water-containing industrial process, which in certain embodiments may be a boiler system.