Hello.
http://www.mann-hummel.com/company/upload/doc/HBBXOdhdOSj.pdf
Is there a ready-to-install version available?
Cyclonic separators are commonly used in compressed air treatment and coolant filtration systems.
I vaguely recall a similar hype back then, comparable to the particulate matter filter for taxis with maintenance intervals that were either too short or ridiculously long.