|
| US3933431 | 23 Jul 1974 | 20 Ene 1976 | The United States of America as represented by the United States Energy Research and Development Administration | Method and apparatus for sampling atmospheric mercury |
| US4274842 | 10 Ene 1980 | 23 Jun 1981 | AB Svenska Flaktfabriken | Method of purifying gas containing gaseous mercury |
| US4419107 | 29 Ene 1982 | 6 Dic 1983 | | Mercury filtering apparatus and method |
| US5409522 | 20 Abr 1994 | 25 Abr 1995 | ADA Technologies, Inc. | Mercury removal apparatus and method |
| US6403044 | 26 Feb 1999 | 11 Jun 2002 | ADA Technologies, Inc. | Method and apparatus for stabilizing liquid elemental mercury |
| US6797178 | 27 Feb 2001 | 28 Sep 2004 | ADA Technologies, Inc. | Method for removing mercury and mercuric compounds from dental effluents |
| US6911570 | 28 Nov 2001 | 28 Jun 2005 | ADA Technologies, Inc. | Method for fixating sludges and soils contaminated with mercury and other heavy metals |
| US6942840 | 23 Sep 2002 | 13 Sep 2005 | ADA Technologies, Inc. | Method for removal and stabilization of mercury in mercury-containing gas streams |
| US7048781 | 7 Oct 2003 | 23 May 2006 | ADA Technologies, Inc. | Chemically-impregnated silicate agents for mercury control |
| US7063793 | 25 Ago 2004 | 20 Jun 2006 | Ada Technologies, Inc. | Apparatus and method for removing mercury and mercuric compounds from dental effluents |
| US7183235 | 20 Jun 2003 | 27 Feb 2007 | ADA Technologies, Inc. | High capacity regenerable sorbent for removing arsenic and other toxic ions from drinking water |
| US7326346 | 1 Sep 2006 | 5 Feb 2008 | ADA Technologies, Inc. | High capacity regenerable sorbent for removal of arsenic and other toxic ions from drinking water |