4. C - Chemistry, Metallurgy
  5. 22
  6. B

Erwin Koch

C - Chemistry – Metallurgy – 22 – B

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Country: Austria

Method of recovering copper and a furnace for carrying out...

C - Chemistry – Metallurgy – 22 – B
Patent

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Plant to be used for metallurgical treatments of metal...

F - Mech Eng,Light,Heat,Weapons – 27 – B
Patent

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Plant to be used for metallurgical treatments of metal...

F - Mech Eng,Light,Heat,Weapons – 27 – B
Patent

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Profile ID: LFCA-PAI-P-1162524

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