DIN 21639:2019-06
Current
Current
The latest, up-to-date edition.
Air regulation systems for mining - Travel-way air locks with pressure-relief air doors
Available format(s)
Hardcopy , PDF
Language(s)
German
Published date
06-01-2019
The document specifies the requirements for track locks in sloped and inclined mining mines. Track locks are installed in conjunction with weather locks.
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