UNUSED NITRIC ACID EXTENDED ABSORPTION COLUMN

Constructed in 1984, the column will receive about 3000-4000 PPM NOx in the tail gas of a 360 ton per day Nitric Acid plant and reduce it to less than 150 PPM

Basic design was provided by Grande Paroise and detail design by Black & Veatch.

Column Specification:

13'6": I.D.
174'0": Tangent/Tangent
185' 6": Overall Length
125 PSIG: Design Pressure
175ƒ F: Design Temperature
Material: 304L
Minimum thickness of plate 7/8"
Weight: 347,547 lbs.
17 Trays
Tray spacing from bottom:
a- 17'-3"
b- 22'-3"
c- 27'-3"
d- 32'-3"
e- 37'-3"
f- 46'-9"
g- 56'-3"
h- 65'-9"
i- 75'-3"
j- 84'-9"
k- 94'-3"
l- 106'-9"
m- 119'-3"
n- 131'-9"
o- 144'-3"
p- 156'-9"
q- 168'-3"