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:
Nov. 08, 2022
Filed:
Feb. 18, 2019
Applicant:
Tersus Environmental Llc, Wake Forest, NC (US);
Inventors:
Sangho Bang, Durham, NC (US);
David F. Alden, Scranton, PA (US);
Gary M. Birk, Wake Forest, NC (US);
Jeffrey H. Harwell, Norman, OK (US);
Bor Jier Shiau, Norman, OK (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B09C 1/02 (2006.01); C02F 1/44 (2006.01); C02F 1/70 (2006.01); B01J 20/02 (2006.01); B09C 1/00 (2006.01); C02F 103/06 (2006.01); C02F 101/20 (2006.01);
U.S. Cl.
CPC ...
B09C 1/025 (2013.01); B01J 20/0229 (2013.01); B09C 1/002 (2013.01); C02F 1/44 (2013.01); C02F 1/705 (2013.01); B09C 2101/00 (2013.01); C02F 2101/20 (2013.01); C02F 2103/06 (2013.01); C02F 2305/04 (2013.01);
Abstract
The present subject matter illustrates a zero-valent metal suspension in non-aqueous phase. The suspension comprises 41 wt. % of a plurality of zero-valent iron particles; 0.1 wt % of a surfactant; 36 wt. % of an oil; and 23 wt. % of a thickening agent.