4. C - Chemistry, Metallurgy
  5. 21
  6. D

Wilhelm Kollbach

C - Chemistry – Metallurgy – 21 – D

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Jet sandblasting of bent tubes or rods

B - Operations – Transporting – 24 – C
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Strengthening the surface of tubular stock, such as straight...

C - Chemistry – Metallurgy – 21 – D
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Profile ID: LFCA-PAI-P-915662

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