Housing for a gas processing apparatus

A housing for two vertically stacked fuel separators comprising:

• a first sidewall on a housing box therein defining a chamber;
• a second sidewall on the housing box spaced apart from the first sidewall;
• a housing width distance, defined from the first sidewall to the second sidewall, less than about 102 inches;
• the chamber adapted to therein contain two vertically stacked gas processing separators and a gas processing heater;
• and
• a heat exchanging container within the chamber.

A gas processing apparatus housing comprising:

• a floor defining a width;
• a set of housing walls connected to the floor defining a chamber therein, the chamber adapted to retain a pair of gas processing pressure vessels in a vertically stacked configuration;
• and
• the floor width inside the chamber is less than a width for said pair of pressure vessels if said vessels were in a side-by-side configuration.