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Takayuki Tsukada
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Saitama, JP
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Patents Grants
last 30 patents
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Patent Grant
Hydro-refining catalyst, carrier for use therein and method for pro...
Patent number
7,265,075
Issue date
Sep 4, 2007
Japan Energy Corporation
Takayuki Tsukada
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Hydrofining catalyst and hydrofining process
Patent number
6,858,132
Issue date
Feb 22, 2005
Japan Energy Corporation
Hideaki Kumagai
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method of manufacturing pseudo-boehmite
Patent number
6,429,172
Issue date
Aug 6, 2002
Japan Energy Corporation
Takayuki Tsukada
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Pseudoboehmite powder for catalyst carrier and process for preparin...
Patent number
6,174,511
Issue date
Jan 16, 2001
Japan Energy Corporation
Takayuki Tsukada
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Hydro-refining catalyst, carrier for use therein and method for pro...
Publication number
20040186014
Publication date
Sep 23, 2004
Takayuki Tsukada
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hydrofining catalyst and hydrofining process
Publication number
20020155045
Publication date
Oct 24, 2002
Hideaki Kumagai
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL