with the boiler and evaporator built-up as a unit in a tiltable or revolving arrangement

Full Title

Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type > the absorbent or adsorbent being a liquid, e.g. brine (F25B17/10 takes precedence) > with the boiler and evaporator built-up as a unit in a tiltable or revolving arrangement