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:
Aug. 26, 2014
Filed:
Aug. 12, 2009
Applicants:
Matthew John Cousins, Darlington, GB;
Kevin Young, Saltburn, GB;
Inventors:
Matthew John Cousins, Darlington, GB;
Kevin Young, Saltburn, GB;
Assignee:
Johnson Matthey PLC, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An adsorbent suitable for heavy metal adsorption is described, comprising a thiol functionalized support wherein the adsorbent has a BET surface area in the range 200-500 m/g, a pore diameter in the range 70-150 Angstroms and a pore volume ≧0.25 cm/g. The adsorbent may be used to remove heavy metals e.g. mercury and/or arsenic, from wastewater streams such as produced water or flue gas scrubber waters.