Scientific Apparatus Projects

4" GLASS OIL DIFFUSION PUMP

By Michael D. Wheeler, Arizona State University, Proceedings of the American Scientific Glassblowers Society Symposium, 1995, Describes construction procedures of a glass oil diffusion pump with a pumping speed of 188 liters per second. PDF format, 9 pages, 212k.

MODIFICATIONS TO THE WHEELER 4" GLASS OIL DIFFUSION PUMP

By Michael D. Wheeler, Arizona State University, to be submitted to Fusion, Journal of the American Scientific Glassblowers Society. Describes modifications to the 4" glass oil diffusion pump. Modifications increase the pumping speed to 375 liters per second. PDF format, 3 pages, 28k

SINGLE STAGE OIL DIFFUSION PUMP

A poster presentation by Doni Hatz, Proctor and Gamble, Cincinnati, OH. Describes construction details of a single stage oil diffusion pump with an ultimate vacuum pressure of 1 X10-8 Torr and a pumping speed of 10 liters per second. PDF format, 6 pages, 406k

GREGAR EXTRACTOR

By Joseph Gregar, Argonne National Laboratory, poster presentation at ASGS Symposium, June 1999. Describes construction procedures of a multipurpose extraction apparatus. Html format.