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Karl J. Urquhart
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McKinney, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Systems and methods for managing fluids in a processing environment...
Patent number
8,702,297
Issue date
Apr 22, 2014
Air Liquide Electronics U.S. LP
Karl J. Urquhart
B24 - GRINDING POLISHING
Information
Patent Grant
Systems for managing fluids in a processing environment using a liq...
Patent number
8,317,388
Issue date
Nov 27, 2012
Air Liquide Electronics U.S. LP
Karl J. Urquhart
B24 - GRINDING POLISHING
Information
Patent Grant
Systems and methods for managing fluids in a processing environment...
Patent number
7,980,753
Issue date
Jul 19, 2011
Air Liquide Electronics U.S. LP
Karl J. Urquhart
B24 - GRINDING POLISHING
Information
Patent Grant
Systems and methods for managing fluids using a liquid ring pump
Patent number
7,871,249
Issue date
Jan 18, 2011
Air Liquide Electronics U.S. LP
Karl J. Urquhart
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Method and apparatus for asynchronous blending and supply of chemic...
Patent number
7,344,297
Issue date
Mar 18, 2008
Air Liquide Electronics U.S. LP
Karl J. Urquhart
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method for continuously blending chemical solutions
Patent number
6,799,883
Issue date
Oct 5, 2004
Air Liquide America L.P.
Karl J. Urquhart
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process and apparatus for blending and distributing a slurry solution
Patent number
6,554,467
Issue date
Apr 29, 2003
L'Air Liquide Societe Anonyme A Directoire et Conseil de Surveillance pour l'...
David L. Snyder
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
Information
Patent Application
SYSTEMS AND METHODS FOR MANAGING FLUIDS IN A PROCESSING ENVIRONMENT...
Publication number
20130112276
Publication date
May 9, 2013
Air Liquide Electronics Systems
Karl J. URQUHART
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
POINT-OF-USE PROCESS CONTROL BLENDER SYSTEMS AND CORRESPONDING METHODS
Publication number
20120300573
Publication date
Nov 29, 2012
Air Liquide Electronics U.S. LP
Karl J. URQUHART
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SYSTEMS AND METHODS FOR MANAGING FLUIDS IN A PROCESSING ENVIRONMENT...
Publication number
20110310694
Publication date
Dec 22, 2011
AIR LIQUIDE ELECTRONICS U.S. LP
Karl J. Urquhart
B24 - GRINDING POLISHING
Information
Patent Application
Reclaim Function for Semiconductor Processing Systems
Publication number
20090141583
Publication date
Jun 4, 2009
AIR LIQUIDE ELECTRONICS U.S. LP
Norbert Fanjat
G05 - CONTROLLING REGULATING
Information
Patent Application
Systems and methods for reclaiming process fluids in a processing e...
Publication number
20070119816
Publication date
May 31, 2007
Karl J. Urquhart
G05 - CONTROLLING REGULATING
Information
Patent Application
Liquid ring pumping and reclamation systems in a processing environ...
Publication number
20070109912
Publication date
May 17, 2007
Karl J. Urquhart
G05 - CONTROLLING REGULATING
Information
Patent Application
Systems and methods for managing fluids in a processing environment...
Publication number
20070108113
Publication date
May 17, 2007
Karl J. Urquhart
B24 - GRINDING POLISHING
Information
Patent Application
Systems and methods for managing fluids using a liquid ring pump
Publication number
20070110591
Publication date
May 17, 2007
Karl J. Urquhart
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
POINT-OF-USE PROCESS CONTROL BLENDER SYSTEMS AND CORRESPONDING METHODS
Publication number
20070070803
Publication date
Mar 29, 2007
Karl J. Urquhart
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR CONTINUOUSLY BLENDING CHEMICAL SOLUTIONS
Publication number
20070047381
Publication date
Mar 1, 2007
Air Liquide America Corporation
Karl J. URQUHART
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method and apparatus for asynchronous blending and supply of chemic...
Publication number
20050286340
Publication date
Dec 29, 2005
Karl J. Urquhart
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method and apparatus for continuously blending chemical solutions
Publication number
20050029170
Publication date
Feb 10, 2005
Karl J. Urquhart
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Chemical purification cartridge
Publication number
20020190002
Publication date
Dec 19, 2002
Karl J. Urquhart
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Process and apparatus for blending and distributing a slurry solution
Publication number
20020085447
Publication date
Jul 4, 2002
David L. Snyder
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL