Robert D. Varrin Jr.

Person

McLean, VA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Modular water purification system for nuclear power plants
- Patent number 11,198,630
- Issue date Dec 14, 2021
- Dominion Engineering, Inc.
- David Arguelles
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
System and method for improving sensitivity of a sipping system
- Patent number 11,170,904
- Issue date Nov 9, 2021
- Dominion Engineering, Inc.
- David Arguelles
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Ultrasonically cleaning vessels and pipes
- Patent number 10,052,667
- Issue date Aug 21, 2018
- Dominion Engineering, Inc.
- Sotaro Kaneda
- B08 - CLEANING
Information Patent Grant
Method and apparatus for evaluating repair and remediation alternat...
- Patent number 9,841,184
- Issue date Dec 12, 2017
- Dominion Engineering, Inc.
- Marc A. Kreider
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Particulate removal system
- Patent number 9,767,927
- Issue date Sep 19, 2017
- Dominion Engineering, Inc.
- Robert D. Varrin
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Methods of reusing a cleaning solution
- Patent number 9,498,802
- Issue date Nov 22, 2016
- Dominion Engineering, Inc.
- Robert D. Varrin
- B08 - CLEANING
Information Patent Grant
Chemical cleaning method and system with steam injection
- Patent number 8,999,072
- Issue date Apr 7, 2015
- Westinghouse Electric Company LLC
- Robert D. Varrin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and composition for removing deposits
- Patent number 8,728,246
- Issue date May 20, 2014
- Westinghouse Electric Company, LLC
- Robert D. Varrin
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Chemical cleaning method and system with steam injection
- Patent number 8,459,277
- Issue date Jun 11, 2013
- Dominion Engineering, Inc.
- Robert D. Varrin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Crystal habit modifiers for nuclear power water chemistry control o...
- Patent number 8,433,030
- Issue date Apr 30, 2013
- Electric Power Research Institute, Inc.
- Keith Paul Fruzzetti
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Apparatus and method for ultrasonically cleaning irradiated nuclear...
- Patent number 7,542,539
- Issue date Jun 2, 2009
- Electric Power Research Institute, Inc.
- Paul L. Frattini
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Scale conditioning agents and treatment method
- Patent number 7,344,602
- Issue date Mar 18, 2008
- Dominion Engineering, Inc.
- Robert D Varrin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Scale conditioning agents
- Patent number 6,740,168
- Issue date May 25, 2004
- Dominion Engineering Inc.
- Michael W. Rootham
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Ultrasonic cleaning method
- Patent number 6,572,709
- Issue date Jun 3, 2003
- Dominion Engineering, Inc.
- Sotaro Kaneda
- F22 - STEAM GENERATION
Information Patent Grant
Apparatus and method for ultrasonically cleaning irradiated nuclear...
- Patent number 6,396,892
- Issue date May 28, 2002
- Electric Power Research Institute, Inc.
- Paul L. Frattini
- B08 - CLEANING
Information Patent Grant
Sludge removal system
- Patent number 5,913,320
- Issue date Jun 22, 1999
- Foster-Miller, Inc.
- Robert D. Varrin
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
Method for Coating Nuclear Power Plant Components
- Publication number 20240044008
- Publication date Feb 8, 2024
- Robert D. Varrin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD AND APPARATUS FOR IMPROVED REMOVAL AND RETENTION OF RADIOACT...
- Publication number 20220215978
- Publication date Jul 7, 2022
- VRD, LLC
- Robert VARRIN
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND APPARATUS FOR ENHANCED SEPARATION AND REMOVAL OF CONTAMI...
- Publication number 20220143537
- Publication date May 12, 2022
- VRD, LLC
- Robert VARRIN
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
MODULAR WATER PURIFICATION SYSTEM FOR NUCLEAR POWER PLANTS
- Publication number 20210122653
- Publication date Apr 29, 2021
- Dominion Engineering, Inc.
- David ARGUELLES
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
SYSTEM AND METHOD FOR IMPROVING SENSITIVITY OF A SIPPING SYSTEM
- Publication number 20170032854
- Publication date Feb 2, 2017
- Dominion Engineering, Inc.
- David ARGUELLES
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
ULTRASONICALLY CLEANING VESSELS AND PIPES
- Publication number 20160023252
- Publication date Jan 28, 2016
- Dominion Engineering, Inc.
- Sotaro KANEDA
- B08 - CLEANING
Information Patent Application
METHODS OF REUSING A CLEANING SOLUTION
- Publication number 20140026924
- Publication date Jan 30, 2014
- Robert D. VARRIN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PARTICULATE REMOVAL SYSTEM
- Publication number 20130170601
- Publication date Jul 4, 2013
- Dominion Engineering, Inc.
- Robert D. VARRIN
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
LOW-PRESSURE SLUDGE REMOVAL METHOD AND APPARATUS USING COHERENT JET...
- Publication number 20080092924
- Publication date Apr 24, 2008
- Jean Collin
- F22 - STEAM GENERATION
Information Patent Application
Scale conditioning agents and treatment method
- Publication number 20050247269
- Publication date Nov 10, 2005
- Dominion Engineering, Inc.
- Robert D. Varrin
- F22 - STEAM GENERATION
Information Patent Application
Scale conditioning agents and treatment method
- Publication number 20040149310
- Publication date Aug 5, 2004
- Dominion Engineering, Inc.
- Robert D. Varrin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Liquid degassing system for power plant system layup
- Publication number 20040025696
- Publication date Feb 12, 2004
- Robert D. Varrin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Scale conditioning agents
- Publication number 20020196891
- Publication date Dec 26, 2002
- Michael W. Rootham
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Apparatus and method for ultrasonically cleaning irradiated nuclear...
- Publication number 20020163990
- Publication date Nov 7, 2002
- Electric Power Research Institute, Inc.
- Paul L. Frattini
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING

Robert D. Varrin Jr.

Person

Patents Grantslast 30 patents

Modular water purification system for nuclear power plants

System and method for improving sensitivity of a sipping system

Ultrasonically cleaning vessels and pipes

Method and apparatus for evaluating repair and remediation alternat...

Particulate removal system

Methods of reusing a cleaning solution

Chemical cleaning method and system with steam injection

Method and composition for removing deposits

Chemical cleaning method and system with steam injection

Crystal habit modifiers for nuclear power water chemistry control o...

Apparatus and method for ultrasonically cleaning irradiated nuclear...

Scale conditioning agents and treatment method

Scale conditioning agents

Ultrasonic cleaning method

Apparatus and method for ultrasonically cleaning irradiated nuclear...

Sludge removal system

Patents Applicationslast 30 patents

Method for Coating Nuclear Power Plant Components

METHOD AND APPARATUS FOR IMPROVED REMOVAL AND RETENTION OF RADIOACT...

METHOD AND APPARATUS FOR ENHANCED SEPARATION AND REMOVAL OF CONTAMI...

MODULAR WATER PURIFICATION SYSTEM FOR NUCLEAR POWER PLANTS

SYSTEM AND METHOD FOR IMPROVING SENSITIVITY OF A SIPPING SYSTEM

ULTRASONICALLY CLEANING VESSELS AND PIPES

METHODS OF REUSING A CLEANING SOLUTION

PARTICULATE REMOVAL SYSTEM

LOW-PRESSURE SLUDGE REMOVAL METHOD AND APPARATUS USING COHERENT JET...

Scale conditioning agents and treatment method

Scale conditioning agents and treatment method

Liquid degassing system for power plant system layup

Scale conditioning agents

Apparatus and method for ultrasonically cleaning irradiated nuclear...