DIN 21614:2009-10
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DIN 21614:2009-10

Auxiliary ventilation for mining - Flanged sheet steel reducers

Summary

Auxiliary ventilation in mining is always necessary when underground working places are not connected to the main air current. This standard applies to sheet steel reducers which serve as connecting pieces between ventilation equipment with flange joints.

Technical characteristics

Publisher Deutsche Institut für Normung e.V. (DIN)
Publication Date 10/01/2009
Page Count 5
EAN ---
ISBN ---
Weight (in grams) ---
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