ClassID:

155724

F22B37/545 - CPC Classification

Classification description:

Component parts or details of steam boilers applicable to more than one kind or type of steam boiler; Devices for removing water, salt, or sludge from boilers ; Arrangements of cleaning apparatus in boilers ; Combinations thereof with boilers; De-sludging or blow-down devices Valves specially adapted therefor

Recent Application in this class: