摘要 |
Plasma surface treatment process comprises plasma coating a substrate (S1) in a treatment chamber (1) while pre-treating the next substrate (S2) outside the chamber. An Independent claim is also included for equipment for carrying out the above process, comprising an evacuated treatment chamber (1) containing a plasma spray unit (10) and one or more pretreatment chambers (2, 3) containing a plasmatron (20, 30). |