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Luiz Antonio Fernandes
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Sao Paulo, BR
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last 30 patents
Information
Patent Grant
Defoamer and methods of use thereof
Patent number
6,448,298
Issue date
Sep 10, 2002
BetzDearborn, Inc.
Raimundo Romualdo
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Neutral phosphate pre-coagulant composition for clarification in wh...
Patent number
6,159,302
Issue date
Dec 12, 2000
BetzDearborn Inc.
Carlos Roberto Xavier
C13 - SUGAR INDUSTRY
Information
Patent Grant
Methods for clarifying sugar solutions
Patent number
6,146,465
Issue date
Nov 14, 2000
BetzDearborn Inc.
Carlos Roberto Xavier
C13 - SUGAR INDUSTRY
Information
Patent Grant
Defoamer and methods of use thereof
Patent number
6,083,998
Issue date
Jul 4, 2000
BetzDearborn Inc.
Raimundo Romualdo
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL