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.:

US 9156021 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 13, 2015

Filed:

Dec. 28, 2012
Applicant:

King Abdulaziz University, Jeddah, SA;

Inventors:

Mohamed Abdel Salam, Jeddah, SA;

Mohamed A. Gabal, Jeddah, SA;

Abdullah Y. Obaid, Jeddah, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/28 (2006.01); B01J 20/30 (2006.01); B01J 20/06 (2006.01); B01J 20/02 (2006.01); B01J 20/20 (2006.01); C02F 1/28 (2006.01); C02F 1/48 (2006.01); C02F 101/38 (2006.01);
U.S. Cl.
CPC ...
B01J 20/28009 (2013.01); B01J 20/0225 (2013.01); B01J 20/0229 (2013.01); B01J 20/06 (2013.01); B01J 20/205 (2013.01); B01J 20/3078 (2013.01); C02F 1/283 (2013.01); B01J 2220/42 (2013.01); C02F 1/488 (2013.01); C02F 2101/38 (2013.01); C02F 2305/08 (2013.01);
Abstract

The method and nanocomposite for treating wastewater provides a method of treating aniline-containing wastewater with a magnetic nanocomposite. Nickel nitrate, iron nitrate and citric acid are dissolved in deionized water to form a metal nitrate and citric acid solution, which is then pH balanced. The pH balanced solution is then heated to form a gel, which is then ignited to form powdered NiFeO. Nanoparticles of the powdered NiFeOcombustion product are then mixed with multi-walled carbon nanotubes to form a magnetic nanocomposite, such that the magnetic nanocomposite includes approximately 75 wt % of the multi-walled carbon nanotubes and approximately 25 wt % of the NiFeO. The magnetic nanocomposite may then be mixed into a volume of aniline-containing wastewater for adsorption of the aniline by the nanocomposite. A magnetic field is then applied to the mixture to magnetically separate the magnetic nanocomposite and the adsorbed aniline from the wastewater.


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Salam, Mohamed. (2015). Method and nanocomposite for treating wastewater (U.S. Patent No. 9156021). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9156021

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