4. B - Operations, Transporting
  5. 23
  6. K

Hiroyoshi Matsubara

B - Operations – Transporting – 23 – K

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Method and apparatus for seam-welding steel pipes

B - Operations – Transporting – 23 – K
Patent

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Method for longitudinally seam-welding pipe-blanks for...

B - Operations – Transporting – 23 – K
Patent

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Method for longitudinally welding pipe-blank for welded...

B - Operations – Transporting – 23 – K
Patent

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Method for substantially eliminating residual magnetism in...

B - Operations – Transporting – 23 – K
Patent

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Steel for use at low temperatures and its manufacture

C - Chemistry – Metallurgy – 22 – C
Patent

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Profile ID: LFCA-PAI-P-188161

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