NORMSERVIS s.r.o.

ČSN 446170 (446170)

Mine ventilation. Lightweight air ducts with rotary flanges

STANDARD published on 23.12.1981

Print design (5.10 USD)

The information about the standard:

Designation standards: ČSN 446170
Classification mark: 446170
Catalog number: 28478
Note: WITHDRAWN
Publication date standards: 23.12.1981
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Czech technical standard
Category: Technical standards ČSN