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:
Jul. 27, 2021
Filed:
Dec. 11, 2019
Applicant:
Vorsana Inc., Brush Prairie, WA (US);
Inventor:
David J. McCutchen, Portland, OR (US);
Assignee:
VORSANA INC., Brush Prairie, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 63/16 (2006.01); B01D 69/02 (2006.01);
U.S. Cl.
CPC ...
B01D 63/16 (2013.01); B01D 69/02 (2013.01); B01D 2313/243 (2013.01); B01D 2325/021 (2013.01);
Abstract
A rotatable filtration apparatus includes a partially submergible, rotatable filter in a shape of a torus having a central axis of rotation, the filter comprising an upper half and a lower half, with the lower half comprising a permeable membrane, the permeable membrane comprising at least one pore configured to pass a filtrate while excluding solids, a rotation motor configured to rotate the filter about the central axis of rotation, an anchor configured to anchor the rotatable filter in a body of liquid, and a pump to extract the filtrate from the filtrate chamber into a filtrate line.