bent in U-loop form

Introduced: September 1968

Last revised: January 2006

Full Title

Water-tube boilers of vertical or steeply-inclined type, i.e. the water-tube sets being arranged vertically or substantially vertically > built-up from water tubes of form other than straight or substantially straight > bent in U-loop form

Classification Context

Section:: MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:: STEAM GENERATION
Subclass:: METHODS OF STEAM GENERATION; STEAM BOILERS

1 direct subcode

Child Classifications

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F22B 21/32 disposed horizontally in abutting connection with upright headers or rising water mains