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

Nikolai A. Fedorov

E - Fixed Constructions – 21 – B

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Method for heat processing of pulverized brown coal

C - Chemistry – Metallurgy – 10 – G
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Method for underground gasification of fuel

E - Fixed Constructions – 21 – B
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Method of connection of wells

E - Fixed Constructions – 21 – B
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Profile ID: LFCA-PAI-P-83765

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