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Kelvin Y. Chang
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Solon, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for prevention of well fouling
Patent number
5,069,286
Issue date
Dec 3, 1991
The Mogul Corporation
L. Frederick Roensch
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Method of treating water
Patent number
4,997,571
Issue date
Mar 5, 1991
Mogul Corporation
L. Fred Roensch
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for dissolving and removing scale from aqueous systems
Patent number
4,913,823
Issue date
Apr 3, 1990
The Mogul Corporation
Richard J. Lipinski
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Corrosion inhibiting compositions containing carboxylated phosphoni...
Patent number
4,798,675
Issue date
Jan 17, 1989
The Mogul Corporation
Richard J. Lipinski
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...