Manabu KAWAKAMI

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Patents Grantslast 30 patents

Information Patent Grant
Alumina-based filling sand for sliding nozzle
- Patent number 9,938,194
- Issue date Apr 10, 2018
- YAMAKAWA SANGYO CO., LTD.
- Manabu Kawakami
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
ALUMINA-BASED FILLING SAND FOR SLIDING NOZZLE
- Publication number 20170066689
- Publication date Mar 9, 2017
- YAMAKAWA SANGYO CO., LTD.
- Manabu KAWAKAMI
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES