Distillation, dehydration and filtration processes
Exhausting electronic tubes
GLS lamps, mercury vapor lamps and tubes
Vacuum metallurgy, vacuum impregnation, thin film coating
Refrigerator and air conditioner servicing
Freeze drying of food
Distillation, dehydration and filtration processes
Exhausting electronic tubes
GLS lamps, mercury vapor lamps and tubes
Vacuum metallurgy, vacuum impregnation, thin film coating
Refrigerator and air conditioner servicing
Freeze drying of food