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Reel/Frame:	024879/0342			Pages:	27
		Recorded:	08/25/2010
Attorney Dkt #:	43904.0016.D.KELLER
Conveyance:	RELEASE OF PATENT SECURITY AGREEMENT

Total properties: 74

Patent #:	4685391	Issue Dt:	08/11/1987	Application #:	06819270	Filing Dt:	01/16/1986
Title:	REMOTELY CONTROLLED MULTISHAPED CONTAINER COMPACTING PRESS

Patent #:	4738799	Issue Dt:	04/19/1988	Application #:	06864369	Filing Dt:	05/19/1986
Title:	PERMANENT DISPOSAL OF RADIOACTIVE PARTICULATE WASTE

Patent #:	4760260	Issue Dt:	07/26/1988	Application #:	06897022	Filing Dt:	08/15/1986
Title:	DIAGNOSTIC WHOLE BODY COUNTER

Patent #:	4784802	Issue Dt:	11/15/1988	Application #:	06898840	Filing Dt:	08/20/1986
Title:	NUCLEAR WASTE DISPOSAL SITE

Patent #:	4874587	Issue Dt:	10/17/1989	Application #:	07089573	Filing Dt:	08/26/1987
Title:	HAZARDOUS WASTE REACTOR SYSTEM

Patent #:	4863702	Issue Dt:	09/05/1989	Application #:	07092041	Filing Dt:	09/01/1987
Title:	AUTOCLAVE FOR HAZARDOUS WASTE

Patent #:	4792385	Issue Dt:	12/20/1988	Application #:	07116088	Filing Dt:	11/03/1987
Title:	ELECTROLYTIC DECONTAMINATION APPARATUS AND ENCAPSULATION PROCESS

Patent #:	4845372	Issue Dt:	07/04/1989	Application #:	07133168	Filing Dt:	12/11/1987
Title:	NUCLEAR WASTE PACKING MODULE

Patent #:	5025150	Issue Dt:	06/18/1991	Application #:	07257732	Filing Dt:	10/14/1988
Title:	SITE SURVEY METHOD AND APPARATUS

Patent #:	4950426	Issue Dt:	08/21/1990	Application #:	07331341	Filing Dt:	03/31/1989
Title:	GRANULAR FILL MATERIAL FOR NUCLEAR WASTE CONTAINING MODULES

Patent #:	5045240	Issue Dt:	09/03/1991	Application #:	07345852	Filing Dt:	05/01/1989
Title:	CONTAMINATED SOIL RESTORATION METHOD

Patent #:	5128068	Issue Dt:	07/07/1992	Application #:	07529092	Filing Dt:	05/25/1990
Title:	METHOD AND APPARATUS FOR CLEANING CONTAMINATED PARTICULATE MATERIAL

Patent #:	5242503	Issue Dt:	09/07/1993	Application #:	07628557	Filing Dt:	12/17/1990
Title:	METHOD OF RESTORING CONTAMINATED SOLIDS USING ION EXCHANGE POWDER CONTACT

Patent #:	5268128	Issue Dt:	12/07/1993	Application #:	07648673	Filing Dt:	01/31/1991
Title:	METHOD AND APPARATUS FOR CLEANING CONTAMINATED PARTICULATE MATERIAL

Patent #:	5300258	Issue Dt:	04/05/1994	Application #:	07722458	Filing Dt:	06/27/1991
Title:	METHOD FOR DECONTAMINATING SOIL CONTAINING RESINS

Patent #:	5156722	Issue Dt:	10/20/1992	Application #:	07737891	Filing Dt:	07/25/1991
Title:	DECONTAMINATION OF RADIOACTIVE METALS

Patent #:	5244575	Issue Dt:	09/14/1993	Application #:	07753153	Filing Dt:	08/30/1991
Title:	PROCESS FOR RECOVERING ORGANIC SOLVENTS AND CONTAMINANTS FROM SOAP LIQUIDS

Patent #:	5431295	Issue Dt:	07/11/1995	Application #:	07758220	Filing Dt:	09/12/1991
Title:	STORAGE MODULE FOR NUCLEAR WASTE WITH IMPROVED LINER

Patent #:	5225114	Issue Dt:	07/06/1993	Application #:	07763655	Filing Dt:	09/18/1991
Title:	MULTIPURPOSE CONTAINER FOR LOW-LEVEL RADIOACTIVE WASTE

Patent #:	5183541	Issue Dt:	02/02/1993	Application #:	07769998	Filing Dt:	10/02/1991
Title:	DECONTAMINATION OF RADIOACTIVE METALS

Patent #:	5217585	Issue Dt:	06/08/1993	Application #:	07811474	Filing Dt:	12/20/1991
Title:	TRANSITION METAL DECONTAMINATION PROCESS

Patent #:	5316223	Issue Dt:	05/31/1994	Application #:	07870962	Filing Dt:	04/20/1992
Title:	METHOD AND APPARATUS FOR CLEANING CONTAMINATED PARTICULATE MATERIAL

Patent #:	5288435	Issue Dt:	02/22/1994	Application #:	07877299	Filing Dt:	05/01/1992
Title:	TREATMENT OF RADIOACTIVE WASTES

Patent #:	5294310	Issue Dt:	03/15/1994	Application #:	07913658	Filing Dt:	07/16/1992
Title:	SURFACTANT RECOVERY PROCESS

Patent #:	5292695	Issue Dt:	03/08/1994	Application #:	07978265	Filing Dt:	11/18/1992
Title:	PROCESS FOR REACTIVATING PARTICULATE ADSORBENTS

Patent #:	5262019	Issue Dt:	11/16/1993	Application #:	07991807	Filing Dt:	12/16/1992
Title:	DECONTAMINATION OF RADIOACTIVE METALS

Patent #:	5640701	Issue Dt:	06/17/1997	Application #:	07997076	Filing Dt:	12/29/1992
Title:	METHOD FOR REMEDIATING SOIL CONTAINING RADIOACTIVE CONTAMINANTS

Patent #:	5331674	Issue Dt:	07/19/1994	Application #:	07999041	Filing Dt:	12/31/1992
Title:	NUCLEAR REACTOR COOLANT SYSTEM INVENTORY CONTROL SYSTEM AND METHOD

Patent #:	5416251	Issue Dt:	05/16/1995	Application #:	08030803	Filing Dt:	03/12/1993
Title:	METHOD AND APPARATUS FOR THE SOLIDIFICATION OF RADIOACTIVE WASTES AND PRODUCTS PRODUCED THEREBY

Patent #:	5330658	Issue Dt:	07/19/1994	Application #:	08032362	Filing Dt:	03/17/1993
Title:	SOLUTION DECONTAMINATION METHOD USING PRECIPITATION AND FLOCCULATION TECHNIQUES

Patent #:	5370827	Issue Dt:	12/06/1994	Application #:	08042188	Filing Dt:	04/02/1993
Title:	SOLUTION DECONTAMINATION METHOD USING PRECIPITATION TECHNIQUES

Patent #:	5372650	Issue Dt:	12/13/1994	Application #:	08052509	Filing Dt:	04/27/1993
Title:	METHOD FOR TREATMENT OF WASTE SAND

Patent #:	5361910	Issue Dt:	11/08/1994	Application #:	08067190	Filing Dt:	05/26/1993
Title:	MODIFIED MINERAL JIG

Patent #:	5322116	Issue Dt:	06/21/1994	Application #:	08107339	Filing Dt:	08/16/1993
Title:	VERY HIGH TEMPERATURE HEAT EXCHANGER

Patent #:	5436384	Issue Dt:	07/25/1995	Application #:	08137457	Filing Dt:	10/18/1993
Title:	PROCESS FOR THE REMEDIATION OF CONTAMINATED PARTICULATE MATERIAL

Patent #:	5425792	Issue Dt:	06/20/1995	Application #:	08158195	Filing Dt:	11/24/1993
Title:	METHOD FOR GASIFYING ORGANIC MATERIALS

Patent #:	5402455	Issue Dt:	03/28/1995	Application #:	08177902	Filing Dt:	01/06/1994
Title:	WASTE CONTAINMENT COMPOSITE

Patent #:	5416257	Issue Dt:	05/16/1995	Application #:	08198758	Filing Dt:	02/18/1994
Title:	OPEN FROZEN BARRIER FLOW CONTROL AND REMEDIATION OF HAZARDOUS SOIL

Patent #:	5470544	Issue Dt:	11/28/1995	Application #:	08221989	Filing Dt:	04/01/1994
Title:	SYSTEM FOR STEAM-REFORMING OF LIQUID OR SLURRY FEED MATERIAL

Patent #:	5427738	Issue Dt:	06/27/1995	Application #:	08225438	Filing Dt:	04/08/1994
Title:	METHOD AND SYSTEM FOR DETOXIFYING SOLID WASTE

Patent #:	5439562	Issue Dt:	08/08/1995	Application #:	08261862	Filing Dt:	06/17/1994
Title:	ELECTROCHEMICAL DECONTAMINATION OF RADIOACTIVE METALS BY ALKALINE PROCESSING

Patent #:	5585531	Issue Dt:	12/17/1996	Application #:	08319736	Filing Dt:	10/07/1994
Title:	METHOD FOR PROCESSING LIQUID RADIOACTIVE WASTE

Patent #:	5582800	Issue Dt:	12/10/1996	Application #:	08365351	Filing Dt:	12/28/1994
Title:	METHOD AND SYSTEM FOR REMOVAL OF HARMFUL HETEROATOMS IN GASEOUS WASTE STREAMS

Patent #:	5672278	Issue Dt:	09/30/1997	Application #:	08435148	Filing Dt:	05/05/1995
Title:	METHOD AND SYSTEM FOR SUPPRESSION OF FOAM OF WASTE STREAMS

Patent #:	5789648	Issue Dt:	08/04/1998	Application #:	08451449	Filing Dt:	05/26/1995
Title:	ARTICLE MADE OUT OF RADIOACTIVE OR HAZARDOUS WASTE AND A METHOD OF MAKING THE SAME

Patent #:	5851246	Issue Dt:	12/22/1998	Application #:	08486371	Filing Dt:	06/07/1995
Title:	APPARATUS FOR GASIFYING ORGANIC MATERIALS

Patent #:	5656044	Issue Dt:	08/12/1997	Application #:	08486372	Filing Dt:	06/07/1995
Title:	METHOD AND APPARATUS FOR GASIFICATION OF ORGANIC MATERIALS

Patent #:	5640704	Issue Dt:	06/17/1997	Application #:	08506057	Filing Dt:	07/24/1995
Title:	PROCESS FOR SOLIDIFICATION AND IMMOBILIZATION OF HARMFUL WASTE SPECIES

Patent #:	5720878	Issue Dt:	02/24/1998	Application #:	08612250	Filing Dt:	03/07/1996
Title:	PANEL FILTER SYSTEM

Patent #:	5720878	Issue Dt:	02/24/1998	Application #:	08612250	Filing Dt:	03/07/1996
Title:	PANEL FILTER SYSTEM

Patent #:	5724669	Issue Dt:	03/03/1998	Application #:	08732558	Filing Dt:	10/15/1996
Title:	METAL DECONTAMINATION PROCESS AND SYSTEMS FOR ACCOMPLISHING SAME

Patent #:	5876590	Issue Dt:	03/02/1999	Application #:	08772475	Filing Dt:	12/23/1996
Title:	ELECTROCHEMICAL LEACHING OF SOIL

Patent #:	5879566	Issue Dt:	03/09/1999	Application #:	08792411	Filing Dt:	02/03/1997
Title:	INTEGRATED STEAM REFORMING OPERATION FOR PROCESSING ORGANIC CONTAMINATED SLUDGES AND SYSTEM

Patent #:	5954936	Issue Dt:	09/21/1999	Application #:	08818484	Filing Dt:	03/14/1997
Title:	ROBUST TECHNETIUM REMOVAL METHOD AND SYSTEM

Patent #:	5837122	Issue Dt:	11/17/1998	Application #:	08837614	Filing Dt:	04/21/1997
Title:	ELECTROWINNING ELECTRODE, CELL AND PROCESS

Patent #:	5831143	Issue Dt:	11/03/1998	Application #:	08843418	Filing Dt:	04/15/1997
Title:	METHOD FOR DETECTING HYDROGEN IN WASTE COMPOUNDS

Patent #:	5868814	Issue Dt:	02/09/1999	Application #:	08936144	Filing Dt:	09/22/1997
Title:	APPARATUS FOR RECIRCULATING MOLTEN GLASS

Patent #:	6387274	Issue Dt:	05/14/2002	Application #:	09537067	Filing Dt:	03/28/2000
Title:	System and method for the removal of radioactive particulate from liquid waste

Patent #:	6448564	Issue Dt:	09/10/2002	Application #:	09580631	Filing Dt:	05/30/2000
Title:	APPARATUS, METHODS, AND SYSTEMS FOR ASSAYING MATERIALS

Patent #:	6578514	Issue Dt:	06/17/2003	Application #:	09867653	Filing Dt:	05/31/2001
Publication #:	US20020005253	Pub Dt:	01/17/2002
Title:	MODULAR DEVICE OF TUBULAR PLASMA SOURCE

Patent #:	6709599	Issue Dt:	03/23/2004	Application #:	10111721	Filing Dt:	04/26/2002
Title:	WASTE WATER TREATMENT SYSTEM WITH SLIP STREAM

Patent #:	7067057	Issue Dt:	06/27/2006	Application #:	10154693	Filing Dt:	05/24/2002
Publication #:	US20020179545	Pub Dt:	12/05/2002
Title:	FLUID CONVEYED MATERIAL COLLECTION SYSTEM

Patent #:	7563939	Issue Dt:	07/21/2009	Application #:	11303065	Filing Dt:	12/14/2005
Publication #:	US20070131621	Pub Dt:	06/14/2007
Title:	METHOD FOR TREATING RADIOACTIVE WASTE WATER

Patent #:	7855313	Issue Dt:	12/21/2010	Application #:	11364643	Filing Dt:	02/28/2006
Publication #:	US20060211908	Pub Dt:	09/21/2006
Title:	LOW-TEMPERATURE SOLIDIFICATION OF RADIOACTIVE AND HAZARDOUS WASTES

Patent #:	NONE	Issue Dt:		Application #:	11696444	Filing Dt:	04/04/2007
Publication #:	US20080249347	Pub Dt:	10/09/2008
Title:	Waste Stabilization and Packaging System for Fissile Isotope-Laden Wastes

Patent #:	8148594	Issue Dt:	04/03/2012	Application #:	11834098	Filing Dt:	08/06/2007
Publication #:	US20090038961	Pub Dt:	02/12/2009
Title:	PROCESS FOR TREATING RADIOACTIVE WASTE WATER TO PREVENT OVERLOADING DEMINERALIZER SYSTEMS

Patent #:	8720498	Issue Dt:	05/13/2014	Application #:	11879178	Filing Dt:	07/16/2007
Publication #:	US20090020181	Pub Dt:	01/22/2009
Title:	Remote fill head with automatic drip tray

Patent #:	NONE	Issue Dt:		Application #:	12166897	Filing Dt:	07/02/2008
Publication #:	US20090008341	Pub Dt:	01/08/2009
Title:	FLUID REMOVING FILTER APPARATUS AND METHOD OF REMOVING FLUID FROM A MIXTURE

Patent #:	8512216	Issue Dt:	08/20/2013	Application #:	12267290	Filing Dt:	11/07/2008
Publication #:	US20090149689	Pub Dt:	06/11/2009
Title:	SYSTEM FOR AND METHOD OF FILLING A CONTAINER WITH HAZARDOUS WASTE

Patent #:	8222475	Issue Dt:	07/17/2012	Application #:	12371201	Filing Dt:	02/13/2009
Publication #:	US20090152203	Pub Dt:	06/18/2009
Title:	METHOD FOR TREATING RADIOACTIVE WASTE WATER

Patent #:	8530718	Issue Dt:	09/10/2013	Application #:	12677490	Filing Dt:	03/10/2010
Publication #:	US20100285945	Pub Dt:	11/11/2010
Title:	MITIGATION OF SECONDARY PHASE FORMATION DURING WASTE VITRIFICATION

Patent #:	D538611	Issue Dt:	03/20/2007	Application #:	29236597	Filing Dt:	08/18/2005
Title:	LID LIFTER

Patent #:	3754140	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Patent #:	0274701	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Assignor

CITICORP NORTH AMERICA, INC.

Exec Dt:

08/13/2010

Assignees

CHEM-NUCLEAR SYSTEMS, L.L.C.

740 OSBORN ROAD

BARNWELL, SOUTH CAROLINA 29812

DURATEK, INC.

10100 OLD COLUMBIA ROAD

COLUMBIA, MARYLAND 21046

DURATEK SERVICES, INC.

10100 OLD COLUMBIA ROAD

COLUMBIA, MARYLAND 21046

ENERGYSOLUTIONS DIVERSIFIED SERVICES, INC.

423 WEST 300 SOUTH

SUITE 200

SALT LAKE CITY, UTAH 84101

ENERGYSOLUTIONS, LLC

423 WEST 300 SOUTH

SUITE 200

SALT LAKE CITY, UTAH 84101

Correspondence name and address
	VINDRA RICHTER
	VINDRA RICHTER WEIL, GOTSHAL & MANGES LL
	767 FIFTH AVENUE, NY 10153

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