Zhiyou Du

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Croton-on-Husdon, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the manufacture of steel
- Patent number 5,885,325
- Issue date Mar 23, 1999
- USX Corporation
- Gordon H. Geiger
- C21 - METALLURGY OF IRON
Information Patent Grant
Process and apparatus for the manufacture of steel from iron carbide
- Patent number 5,733,358
- Issue date Mar 31, 1998
- USX Corporation and Praxair Technology, Inc.
- Gordon H. Geiger
- C21 - METALLURGY OF IRON
Information Patent Grant
Porous non-fouling nozzle
- Patent number 5,575,636
- Issue date Nov 19, 1996
- Praxair Technology, Inc.
- Hisashi Kobayashi
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Electric arc furnace post combustion method
- Patent number 5,572,544
- Issue date Nov 5, 1996
- Praxair Technology, Inc.
- Pravin C. Mathur
- C21 - METALLURGY OF IRON