4. E - Fixed Constructions
  5. 21
  6. B

Hiroyuki Ogawa

E - Fixed Constructions – 21 – B

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Inventor

Country: Japan

Alloy and composite steel tube with erosion resistance for...

C - Chemistry – Metallurgy – 22 – C
Patent

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Boiler alloy excellent in molten-salt corrosion resistance

C - Chemistry – Metallurgy – 22 – C
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Cleaning method and cleaning apparatus for surface of sheet...

B - Operations – Transporting – 21 – B
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Joints for high-alloy oil-well tubing with resistance to...

E - Fixed Constructions – 21 – B
Patent

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Manufacturing method of high corrosion-resistant low-alloy...

C - Chemistry – Metallurgy – 21 – D
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Profile ID: LFCA-PAI-P-1159732

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