Sadatoshi Kojima

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Separation device for unburned carbon in fly ash and separation method
- Patent number 6,708,909
- Issue date Mar 23, 2004
- Nikkiso Co., Ltd.
- Yasuhiro Toda
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Patents Applicationslast 30 patents

Information Patent Application
Separation device for unburned carbon in fly ash and separation method
- Publication number 20020014157
- Publication date Feb 7, 2002
- Yasuhiro Toda
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING