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:
Feb. 08, 2005
Filed:
Sep. 05, 2003
Applicant:
David Allan Atwood, Lexington, KY (US);
Inventor:
David Allan Atwood, Lexington, KY (US);
Assignee:
University of Kentucky Research Foundation, Lexington, KY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D001/18 ;
U.S. Cl.
CPC ...
Abstract
Methods for preventing dissolution of solid substrates, such as metal leaching from coal or corrosion of metal surfaces, are provided. The method comprises coating the solid substrate with a chelate ligand having the general structure:where n is an integer from 1-4, and X is selected from the group consisting of hydrogen, lithium, sodium, potassium, rubidium, cesium, and francium. A method for preventing metal leaching from coal, such as acid mine drainage or metal leachate in runoff from coal refuse piles, is also provided.