title: Efficient and inexpensive glass circulating pump.
abstract: An efficient and inexpensive pump has been developed for the circulation of gaseous mixtures in a closed system. A continuous unidirectional flow of gas at rates of 0-40 l min(-1) was produced over an operating range of 10(-5)-10(-3) Torr.
authors.affiliation: Department of Chemistry, University of Southampton, Southampton SO9 5NH, Great Britain.
authors.forename: M E
authors.initials: ME
authors.lastname: Sime
authors.forename: M L
authors.initials: ML
authors.lastname: Caplin
authors.forename: D
authors.initials: D
authors.lastname: Phillips