MT/T 635-2020
Method for determination of friction resistance coefficient of mine tunnel ventilation (English Version)

Standard No.

MT/T 635-2020

Language

Chinese, Available in English version

Release Date

2020

Published By

国家煤矿安全监察局

Latest

MT/T 635-2020

Replace

MT/T 635-1996

MT/T 635-2020 history

• 2020 MT/T 635-2020 Method for determination of friction resistance coefficient of mine tunnel ventilation
• 1996 MT/T 635-1996 Measuring method of mine roadway ventilation frictional resistance coefficient