4. F - Mech Eng,Light,Heat,Weapons
  5. 22
  6. B

Willi Frei

F - Mech Eng,Light,Heat,Weapons – 22 – B

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Inventor

Country: Switzerland

Method and device for separating harmful substances from a...

B - Operations – Transporting – 01 – D
Patent

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Process and apparatus for kiln-drying malt

C - Chemistry – Metallurgy – 12 – C
Patent

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Process for the production of a tubular heat exchanger, and...

F - Mech Eng,Light,Heat,Weapons – 22 – B
Patent

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Tubular heat exchanger and process for its manufacture

F - Mech Eng,Light,Heat,Weapons – 28 – D
Patent

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Process and apparatus for kiln-drying malt

C - Chemistry – Metallurgy – 12 – C
Patent

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Process for the production of a tubular heat exchanger, and...

F - Mech Eng,Light,Heat,Weapons – 22 – B
Patent

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Profile ID: LFCA-PAI-P-375064

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