N.H. Code Admin. R. Env-A 3203.31

Current through Register No. 25, June 20, 2024

Section Env-A 3203.31 - Indirect heat exchanger

"Indirect heat exchanger" means combustion equipment in which the flame and/or products of combustion are separated from any contact with the principal material in the process by metallic or refractory walls which includes, but is not limited to, the following:

(a) Steam boilers;

(b) Vaporizers;

(c) Melting pots;

(d) Heat exchangers;

(e) Column reboilers;

(f) Fractioning column feed preheaters;

(g) Reactor feed preheaters; and

(h) Fuel-fired reactors such as:

(1) Steam hydrocarbon reformer heaters; and

(2) Pyrolisis heaters.

N.H. Code Admin. R. Env-A 3203.31

#6811, EXEMPT, eff 7-17-98; ss by #7077, eff 8-25-99; ss by #8968, INTERIM, eff 8-25-07, EXPIRES: 2-21-08; ss by #9022, eff 11-2-07

Amended by Volume XXXVI Number 01, Filed January 7, 2016, Proposed by #11001, Effective 1/1/2016, Expires 1/1/2026.