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:
Mar. 10, 2009
Filed:
May. 14, 2007
Applicant:
Norman B. Rainer, Richmond, VA (US);
Inventor:
Norman B. Rainer, Richmond, VA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 20/22 (2006.01); B01J 20/00 (2006.01); B01J 20/26 (2006.01); B01J 49/00 (2006.01); C21B 15/00 (2006.01); B32B 5/16 (2006.01); B32B 9/00 (2006.01); C08J 5/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A blended composition of hydrogel polymer granules capable of selectively removing toxic dissolved metal species from water containing abundant innocuous species, and spacer particles which minimize contact between contiguous polymer granules is provided for reducing the impedance of water caused to flow through a confined bed of the composition.