Nozzle for spraying liquid substances, dispersions, emulsions, or suspensions

Nozzle for spraying liquid substances, dispersions, emulsions, or suspensions, for use in fluidized-bed granulating systems, comprising the following:

• the nozzle includes a cylindrical nozzle body and a nozzle mouth piece,
• the nozzle body includes a centrally arranged inner tube and an outer tube spaced apart from the inner tube,
• the inner tube is connected to a supply for a substance to be sprayed,
• the outer tube is connected to a supply for an atomizing gas or to a carrier-gas stream and forms a lance base in a bottom region, and
• the inner tube (3) is mounted in a receiving block (11), which is detachably attached in a tube (10) arranged in a fixed manner on a lower region of the lance base (9) and which can be removed from the tube with the inner tube (3) and any add-on parts (6) attached to the inner tube, and an attachment device (8), which connects the nozzle detachably to a processing housing (15) of the fluidized-bed granulating system, is arranged at a lower region of the outer tube (2).