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Libardo A. Perez
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Morrisville, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Inhibition of the depletion of metal values from pregnant lixiviant...
Patent number
7,157,062
Issue date
Jan 2, 2007
GE Betz, Inc.
Libardo A. Perez
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Composition for controlling scale formation in aqueous systems
Patent number
5,866,032
Issue date
Feb 2, 1999
BetzDearborn Inc.
William S. Carey
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Inhibition of scale and corrosion in aqueous systems
Patent number
5,616,278
Issue date
Apr 1, 1997
BetzDearborn Inc.
William S. Carey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of inhibiting scale and controlling corrosion in cooling wat...
Patent number
5,575,920
Issue date
Nov 19, 1996
BetzDearborn Inc.
Donald T. Freese
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for controlling scale formation and deposition
Patent number
5,518,630
Issue date
May 21, 1996
Betz Laboratories, Inc.
Donald T. Freese
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Methods for controlling scale formation in acqueous systems
Patent number
5,518,629
Issue date
May 21, 1996
Betz Laboratories, Inc.
Libardo A. Perez
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Control of scale formation in aqueous systems
Patent number
5,489,666
Issue date
Feb 6, 1996
Betz Laboratories, Inc.
William S. Carey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for inhibiting silica and silicate deposition
Patent number
5,422,010
Issue date
Jun 6, 1995
Betz Laboratories, Inc.
William S. Carey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Composition for controlling silica and water soluble silicate depos...
Patent number
5,393,456
Issue date
Feb 28, 1995
Betz Laboratories, Inc.
Libardo A. Perez
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Composition for controlling scale formation in aqueous systems
Patent number
5,378,390
Issue date
Jan 3, 1995
Betz Laboratories, Inc.
Libardo A. Perez
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Control of scale formation in aqueous systems
Patent number
5,378,372
Issue date
Jan 3, 1995
Betz Laboratories, Inc.
William S. Carey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compositions for controlling scale formation in aqueous system
Patent number
5,342,540
Issue date
Aug 30, 1994
Betz Laboratories, Inc.
Libardo A. Perez
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for inhibiting silica and silicate deposition
Patent number
5,332,505
Issue date
Jul 26, 1994
Betz Laboratories, Inc.
William S. Carey
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods for controlling scale formation in aqueous systems
Patent number
5,326,478
Issue date
Jul 5, 1994
Betz Laboratories, Inc.
Libardo A. Perez
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for controlling silica and water soluble silicate deposition
Patent number
5,256,302
Issue date
Oct 26, 1993
Betz Laboratories, Inc.
Libardo A. Perez
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Methods of controlling scale formation in aqueous systems
Patent number
5,248,438
Issue date
Sep 28, 1993
Betz Laboratories, Inc.
Libardo A. Perez
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
NON-CORROSIVE TREATMENT TO ENHANCE PRESSURIZED AND NON-PRESSURIZED...
Publication number
20090253085
Publication date
Oct 8, 2009
GENERAL ELECTRIC COMPANY
Nicholas Robert Blandford
C21 - METALLURGY OF IRON
Information
Patent Application
Non-corrosive treatment to enhance pressurized and non-pressurized...
Publication number
20070033864
Publication date
Feb 15, 2007
GENERAL ELECTRIC COMPANY
Nicholas Robert Blandford
C21 - METALLURGY OF IRON
Information
Patent Application
Non-corrosive treatment to enhance pressurized and non-pressurized...
Publication number
20040159184
Publication date
Aug 19, 2004
General Electric Company
Nicholas Robert Blandford
C21 - METALLURGY OF IRON
Information
Patent Application
Mineral ore slurry viscosity modification method
Publication number
20040112834
Publication date
Jun 17, 2004
Libardo Perez
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Inhibition of the depletion of metal values from pregnant lixiviant...
Publication number
20030228245
Publication date
Dec 11, 2003
GE Betz, Inc.
Libardo A. Perez
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Inhibition of the depletion of metal values from pregnant lixiviant...
Publication number
20030228244
Publication date
Dec 11, 2003
Libardo A. Perez
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Magnetic separation of ores using sulfonated polymers
Publication number
20030066787
Publication date
Apr 10, 2003
Libardo A. Perez
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...