API 2521

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Use of Pressure-Vacuum Vent Valves for Atmospheric Loss

Published by Publication Date Number of Pages
API 09/01/1966 13
Category:

Description

API 2521 – Use of Pressure-Vacuum Vent Valves for Atmospheric Loss

Describes the use of pressure-vacuum vent valves to reduce evap loss of petroleum stored at atmospheric pressure in aboveground fixed-roof tanks and variable vapor-space systems. Also presents factors to be considered when selecting vent valves.

Product Details

Published:
09/01/1966
Number of Pages:
13
File Size:
1 file , 770 KB
Product Code(s):
Not in Listing, Not in Listing, Not in Listing
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