FIELD: spraying.
SUBSTANCE: in a method of operating a surface treatment system, overspray which occurs in one or more coating booths, is taken up by an air stream and fed to one or more disposable separation units, in which overspray is separated and which, after reaching a limiting loading overspray as loaded disposable separation units, are replaced with empty disposable separation units.
EFFECT: recycled material is produced from the loaded disposable separation units, which allows subsequent reuse.
10 cl, 3 dwg
