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:
Dec. 29, 2015
Filed:
Aug. 08, 2008
Applicant:
James M. Harris, Menlo Park, CA (US);
Inventor:
James M. Harris, Menlo Park, CA (US);
Assignee:
Crystal Clear Technologies, Inc., Portland, OR (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/00 (2006.01); B01D 67/00 (2006.01); C02F 1/44 (2006.01); C02F 103/08 (2006.01); B01D 69/12 (2006.01);
U.S. Cl.
CPC ...
B01D 61/002 (2013.01); B01D 61/005 (2013.01); C02F 1/445 (2013.01); B01D 67/0088 (2013.01); B01D 67/0093 (2013.01); B01D 2321/06 (2013.01); C02F 2103/08 (2013.01);
Abstract
Forward osmosis methods and apparatus using a supported osmotic agent to establish or enhance an osmotic forward bias are disclosed. A supported osmotic agent may be assisted by osmotic agents not attached to a support and/or a pressure differential between an influent and effluent chamber and/or a temperature gradient and/or other means to increase the osmotic pressure in an effluent chamber.