Keiichiro Otomura

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Kurayoshi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparation of uranium tetrafluoride
- Patent number 4,929,430
- Issue date May 29, 1990
- Doryokuro Kakunenryo Kaihatsu Jigyodan
- Keiichiro Otomura
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing uranium oxides
- Patent number 4,832,924
- Issue date May 23, 1989
- Doryokuro Kakunenryo Kaihatsu Jigyodan
- Shozo Tomoshige
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for treating waste water containing uranium and fluorine
- Patent number 4,808,316
- Issue date Feb 28, 1989
- Unitika Ltd.
- Keiichiro Otomura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for separately recovering uranium and hydrofluoric acid fro...
- Patent number 4,769,180
- Issue date Sep 6, 1988
- Doryokuro Kakunenryo Kaihatsu Jigyodan
- Yoshiaki Echigo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...