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Sakai, JP
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last 30 patents
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Patent Grant
Concentration method of aqueous acrylamide solution
Patent number
5,922,912
Issue date
Jul 13, 1999
Mitsui Chemicals, Inc.
Yoshihiko Kambara
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for preparing acrylamide
Patent number
5,534,655
Issue date
Jul 9, 1996
Mitsui Toatsu Chemicals, Inc.
Yoshihiko Kambara
C07 - ORGANIC CHEMISTRY
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Patent Grant
Preparation process of acrylamide
Patent number
5,015,766
Issue date
May 14, 1991
Mitsui Toatsu Chemicals, Incorporated
Yoshihiko Kambara
C07 - ORGANIC CHEMISTRY