Activated carbons from animal manure

US7524795B1 · kind B1 · utility

Assignee

• The United States of America, as represented by the Secretary of the Agriculture · US

Inventors

• Isabel M. Lima · Mandeville, US
• Wayne Marshall · Slidell, US

Key dates

• Filing date: Feb 20, 2004
• Grant date: Apr 28, 2009
• Expiry date: Apr 17, 2026

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01B32/30
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

Activated carbons may be produced by carbonization of poultry manure, followed by activation of carbonized manure. Carbons produced from poultry manure by the method described herein exhibit enhanced activity for metal ion adsorption.