Sumitomo Kinzoku Kogyo Kabushiki Gaisha

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of piercing in seamless tube manufacturing
- Patent number 4,470,282
- Issue date Sep 11, 1984
- Sumitomo Kinzoku Kogyo Kabushiki Gaisha
- Chihiro Hayashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of controlling mill motors speeds in a cold tandem mill
- Patent number 4,460,852
- Issue date Jul 17, 1984
- Sumitomo Kinzoku Kogyo Kabushiki Gaisha
- Katsuya Kondo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Lance for powder top-blow refining and process for decarburizing an...
- Patent number 4,426,224
- Issue date Jan 17, 1984
- Sumitomo Kinzoku Kogyo Kabushiki Gaisha
- Kaoru Shimme
- C21 - METALLURGY OF IRON
Information Patent Grant
Temperature pattern measuring device
- Patent number 4,365,307
- Issue date Dec 21, 1982
- Sumitomo Kinzoku Kogyo Kabushiki Gaisha
- Masao Tatsuwaki
- G01 - MEASURING TESTING
Information Patent Grant
Process and apparatus for the heat treatment by high energy beams o...
- Patent number 4,250,372
- Issue date Feb 10, 1981
- Sumitomo Kinzoku Kogyo Kabushiki Gaisha
- Takayuki Tani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process and apparatus for the surface heat treatment of steel produ...
- Patent number 4,250,374
- Issue date Feb 10, 1981
- Sumitomo Kinzoku Kogyo Kabushiki Gaisha
- Takayuki Tani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Sumitomo Kinzoku Kogyo Kabushiki Gaisha

Organization

Patents Grantslast 30 patents

Method of piercing in seamless tube manufacturing

Method of controlling mill motors speeds in a cold tandem mill

Lance for powder top-blow refining and process for decarburizing an...

Temperature pattern measuring device

Process and apparatus for the heat treatment by high energy beams o...

Process and apparatus for the surface heat treatment of steel produ...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks