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Vera Dragisich
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Lisle, IL, US
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last 30 patents
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Patent Grant
N-bis(phosphonomethyl) amino and their use as scale inhibitors
Patent number
5,478,476
Issue date
Dec 26, 1995
Nalco Chemical Company
Vera Dragisich
C07 - ORGANIC CHEMISTRY
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Patent Grant
N-bis(phosphonomethyl) amino acids and their use as scale inhibitors
Patent number
5,414,112
Issue date
May 9, 1995
Nalco Chemical Company
Vera Dragisich
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Silica gel ion exchange resins for the selective removal of lead an...
Patent number
5,286,464
Issue date
Feb 15, 1994
Nalco Chemical Company
Vera Dragisich
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...