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Yoji Kitaoka
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Ichihara, JP
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last 30 patents
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Patent Grant
Process for direct liquefaction of coal
Patent number
4,383,911
Issue date
May 17, 1983
Yamagata University
Minoru Morita
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Apparatus for making supply of high pressure liquid and relief of p...
Patent number
4,347,223
Issue date
Aug 31, 1982
Agency of Industrial Science and Technology
Yoji Kitaoka
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Apparatus for direct liquefaction
Patent number
4,290,999
Issue date
Sep 22, 1981
The President of Yamagata University
Minoru Morita
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL