Patrick J. Butler

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Alexandria, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Stem anti-rotation device for nuclear reactor power plant gate valv...
- Patent number 11,280,412
- Issue date Mar 22, 2022
- MPR Associates, Inc.
- Patrick Butler
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Method of preventing separation of feedwater sparger end bracket as...
- Patent number 7,505,546
- Issue date Mar 17, 2009
- MPR Associates, Inc.
- Patrick J. Butler
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Clamp for feedwater sparger end bracket assemblies and method of pr...
- Patent number 7,492,851
- Issue date Feb 17, 2009
- MPR Associates, Inc.
- Patrick J. Butler
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Apparatus and method for mechanically reinforcing the welds between...
- Patent number 7,185,798
- Issue date Mar 6, 2007
- MPR Associates, Inc.
- Patrick J. Butler
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for detecting changes in preload on a tie rod installed a...
- Patent number 5,809,100
- Issue date Sep 15, 1998
- MPR Associates, Inc.
- Patrick J. Butler
- G01 - MEASURING TESTING
Information Patent Grant
Method for detecting changes in preload on a tie rod installed as p...
- Patent number 5,589,640
- Issue date Dec 31, 1996
- Patrick J. Butler
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Stem Anti-Rotation Device for Nuclear Reactor Power Plant Gate Valv...
- Publication number 20200300373
- Publication date Sep 24, 2020
- Patrick Butler
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Application
Clamp for feedwater sparger end bracket assemblies and method of pr...
- Publication number 20060193424
- Publication date Aug 31, 2006
- Patrick J. Butler
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method of preventing separation of feedwater sparger end bracket as...
- Publication number 20060193423
- Publication date Aug 31, 2006
- Patrick J. Butler
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Apparatus and method for mechanically reinforcing the welds between...
- Publication number 20050247754
- Publication date Nov 10, 2005
- Patrick J. Butler
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Clamp for feedwater sparger end bracket assemblies and method of pr...
- Publication number 20040022343
- Publication date Feb 5, 2004
- Patrick J. Butler
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...