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:
Jun. 11, 2002
Filed:
Feb. 26, 1999
Applicant:
Inventors:
John E. Litz, Lakewood, CO (US);
Thomas Broderick, Arvada, CO (US);
Robin M. Stewart, Arvada, CO (US);
Assignee:
ADA Technologies, Inc., , CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G 1/300 ; A62D 3/00 ;
U.S. Cl.
CPC ...
C01G 1/300 ; A62D 3/00 ;
Abstract
The present invention is directed to a system and method for converting hazardous speciated and elemental mercury-containing wastes to environmentally acceptable wastes by mixing the wastes in the presence of a polysulfide, water, and an mercury-reactive material, such as elemental sulfur.