NKK TUBES

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Kawasaki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Low C-high Cr 862 MPa-class steel tube having excellent corrosion r...
- Patent number 9,677,160
- Issue date Jun 13, 2017
- NKK Tubes
- Shuji Hashizume
- C21 - METALLURGY OF IRON
Information Patent Grant
Martensitic stainless steel having excellent corrosion resistance
- Patent number 9,284,634
- Issue date Mar 15, 2016
- NKK Tubes
- Shuji Hashizume
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Austenitic stainless steel tube for boiler with excellent resistanc...
- Patent number 8,034,198
- Issue date Oct 11, 2011
- NKK Tubes
- Yusuke Minami
- C21 - METALLURGY OF IRON

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Patents Applicationslast 30 patents

Information Patent Application
Martensitic Stainless Steel with High Strength, High Toughness and...
- Publication number 20180002791
- Publication date Jan 4, 2018
- NKK TUBES
- Shuji Hashizume
- C21 - METALLURGY OF IRON
Information Patent Application
Martensitic Stainless Steel with High Strength, High Toughness and...
- Publication number 20150191809
- Publication date Jul 9, 2015
- NKK TUBES
- Shuji Hashizume
- C21 - METALLURGY OF IRON
Information Patent Application
Low C-High CR 862 MPA-Class Steel Tube Having Excellent Corrosion R...
- Publication number 20140041770
- Publication date Feb 13, 2014
- NKK TUBES
- Shuji Hashizume
- C21 - METALLURGY OF IRON
Information Patent Application
Martensitic Stainless Steel Having Excellent Corrosion Resistance
- Publication number 20140030134
- Publication date Jan 30, 2014
- NKK TUBES
- Shuji Hashizume
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Austenitic Stainless Steel Tube for Boiler with Excellent Resistanc...
- Publication number 20090246064
- Publication date Oct 1, 2009
- NKK TUBES
- Yusuke Minami
- C21 - METALLURGY OF IRON