MT/T 222-2019
Technical conditions of local ventilation fans for coal mines (English Version)

Standard No.

MT/T 222-2019

Language

Chinese, Available in English version

Release Date

2019

Published By

国家煤矿安全监察局

Latest

MT/T 222-2019

Replace

MT/T 222-2007

MT/T 222-2019 history

• 2019 MT/T 222-2019 Technical conditions of local ventilation fans for coal mines
• 2007 MT/T 222-2007 Technical conditions of local ventilation fans for coal mines