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Valves automatically relieve trapped vapours in pump systems


Publisher
Elsevier Science
Year
2006
Tongue
English
Weight
111 KB
Volume
2006
Category
Article
ISSN
0262-1762

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Investigation of getter-ion pump operati
✍ BJ Ward; JC Bill πŸ“‚ Article πŸ“… 1966 πŸ› Elsevier Science 🌐 English βš– 354 KB

Details are given of some attempts to start a getter-ion pump which was heavily contaminated with oil vapour. Baking the pump while it was maintained under vacuum and the use of a liquid nitrogen cold trap are two methods of removing oil contamination and restoring pump operation. The effects of mer