NEW EQUIPMENT AND MATERIALS Low-Pressure Polyethylene Filtration Tanks Industrial filtration tanks are now being made from low-pressure polyethylene. The tanks, now being used in an atomic energy ap plication, are 27 inches in out side diameter, 36 inches deep, and have a V^inch thick wall. Dept. IEC, American Agile Corp., P. 0. Box 168, Bedford, Ohio. 7 High-Vacuum Valves All stainless steel valve is suit able for high-vacuum work down to the order of 10~7 mm. of mer cury. Both valve seat and stem are O-ring sealed. Valve is supplied as air, vacuum, or manu ally operated. Dept. IEC, Veeco Vacuum Corp., 86-P Denton Ave., New Hyde Park, L. Ι., Ν. Y. 8 Hopper Feeder Air-operated, high-suction hopper feeder offers a simple and inexpen
sive means for transferring fluid materials, either wet or dry, from bulk bins or shipping containers, into processing machinery, accord ing to manufacturer. Dept. IEC, Vac-U-Max, 1 Montgomery St., Belleville 9, N. J. 9
let of glassed-steel reactors, uses a one piece glassed-head and stem with a glass-filled Teflon seat to reduce maintenance and to mini mize product build-up. Dept. IEC, The Pfaudler Co., Rochester, Ν. Y. 11
Machine for Marking on Polyethylene
Variable Speed Drive
Quick drying, nonsmearing im prints are possible on plastic sur faces with this new model mark ing machine. Machine uses a new process which, used with Touchdry marking compound, imprints with a thermostatically controlled print ing head. Dept. IEC, Markem Ma chine Co., Keene 49, Ν. Η. 10 Glass Interior Flush Valve New valve can withstand the same operating conditions as glassed-steel process equipment and provides maximum protection against corrosion. The flush valve, intended for use in the bottom out
Variable speed drive is combined with a right-angle gear reducer. Suitable for application where out put shaft must be at right angle to power source. Available in speeds from 360 to 5.5 r.p.m. and speed variations from 2 to 1 to 10 to 1. Dept. IEC, Sterling Electric Motors, Inc., 5401 Telegraph Rd., Los Angeles 22, Calif. 12
More information is as near as your mailbox! Just write to the manufacturer of the item in which you are interested. Use of your company letterhead will ensure speedy reply · · · · · · · · · · · · · ·
Ruska Positive Displacement Pumps are precision instruments which provide the re search engineer with a means of metering or pro portioning predetermined amounts of fluid under extreme pressure. They are available as one- or two-cylinder pumps with volumes of 100 to 1,000 cc/cylinder and pressure ratings from 4,000 to 50,000 psi. Special adaptations for the unusual application or corrosive condition are manufactured to customer specifications.
RUSKA I N S T R U M E N T S
F O R
Ι Ν S T R U M E N T CORPORATION T H E
O I L
I N D U S T R Y
4607 Montrose Blvd. * Houston, T e x a s
VOL. 50, NO. 5 ·
MAY 1958
113 A
