VSN 21-77

Instruction for design of heating and ventilation systems of oil refining and petrochemical enterprises

STANDARD published on 1.1.1978

English and Russian -
electronic design (pdf) (237.00 USD)

English and Russian -

Print design (237.00 USD)

Russian -

electronic design (pdf) (42.90 USD)

Russian -

Print design (42.90 USD)

The information about the standard:

Designation standards: VSN 21-77
Publication date standards: 1.1.1978
The number of pages: 25
Approximate weight : 75 g (0.17 lbs)
Country: Russian technical standard
Category: VSN