MANUFACTURERS' LITERATURE
NEW BIN LEVEL INDICATOR
{Continued from page 128 A)
New ROTO-BIN-DICATOR®
transmission which has been developed to provide a sensitive a n d accurate type of instrumentation. T h e mechanism pro duces an o u t p u t air pressure t h a t varies directly with flow through a venture tube, and which m a y be transferred a n d used to operate a distant receiving in strument. Bull. 750, Dept. IEC, Simplex Valve & Meter Co., 7 E. Orange St., Lancaster, Pa. 27
Motor driven paddle-type bin level indicator For automatic bin level indication or control of bulk materials. Par ticularly suited to applications on bins subject to pressure or vacuum. EXPLOSION-PROOF U. L. listed units a v a i l a b l e
BINDICATOR®
P o l y e t h y l e n e . A new 16-page bro chure listing a complete line of poly ethylene labwarc has just been m a d e available. T h e booklet covers such standard items as narrow m o u t h bottles, beakers, funnels, tubing, a n d sheeting, a n d such nonstandard items as hydrom eter jars, wide m o u t h bottles, test tubes, centrifuge tubes, spigots, line valves, a n d m a n y other items. Dept. IEC, Scientific Glass Apparatus Co., Inc., Bloomfield, N. J. 28 Polyethylene Injection Molding P r o b l e m s . This is a 12-page check list type of publication designed to help the engineer w h o works with injection molding. Solutions for such problems as burning, discoloration, distortion, and flashing a r e given, as well as the causes for these conditions. For the trouble-shooting engineer, this is an especially helpful bulletin. Bull. TSB2-57, Dept. IEC, Chemical Div., Koppers Co., Inc., 7450 Koppers Bldg., Pittsburgh 19, Pa. 29
The o r i g i n a l d i a p h r a g m - t y p e bin l e v e l i n d i c a t o r . In successful use for 2 0 years.
BIN-FLO® A s s u r e s g r a v i t y flow o f pulverized materials Bin-Flo Aerator units in bins, chutes, etc., use small volume, low pressure air to restore flow to dry, pulverized materials which tend to pack and bridge in storage.
THE BIN-DICATOR CO.
Write for detailed or call
Literature
VAIley 2-6952
1 3 9 4 6 - A 2 Kerchevol · Detroit 1 5 , M i c h .
W E SELL DIRECT « P H O N E ORDERS COLLECT For further information, circle numbers 131 A-1, 131 A-2 on Readers' Service Card, page 129 A
IF
SAFE
AND
ECONOMICAL
mm
P u m p s . Twenty-page bulletin describes line of cradle-mounted centrifugal p u m p s with capacities ranging from 5 to 2800 gallons/minute. Performance tables and dimensions are included. (Form 7223-B) Dept. IEC, Ingersoil-Rand Co., Π Broadway, New York 4, Ν. Y. 30
ELECTROLYTIC for t h e
PLANT
PRODUCTION OF HYDROGEN 9 9 . 9 5 % PURE
PVC E q u i p m e n t . Detailed tables of physical properties a n d chemical resist ance of rigid unplasticized polyvinyl chloride pipe, valves, a n d fittings is given in 12-page bulletin. {Bull. PE-40) Dept. IEC, Corning Glass Works, Corning, Ν. Υ. 31 Refractometers. N e w bulletin d e scribes eight new refractometers for use in laboratory, pilot plant, and process control applications. T h e bulletin illus trates and describes the operation of the optical servo system used. I t lists applications, sensitivities, ranges, a n d other important engineering d a t a per taining to the design and use of refrac tometers in the chemical, petroleum, pharmaceutical, a n d food processing fields. Dept. IEC, Phoenix Precision In strument Co., 3803-05 N. 5th St., Phila delphia 40, Pa. 32
Illustration shows plant recently installed in Spain and consists of 256 18,000 ampere cells producing 2,100 cu. metres per hour,
Knowles Electrolytic plant produces hydrogen of a constant high standard of purity, together with oxygen 9 9 . 8 % pure. T h e plant is uniquely simple and safe and requires no highly skilled labour. Plants of all sizes up to a single installation absorbing 25,000 k W are in operation in all parts of t h e world. THE
INTERNATIONAL
SANDYCROFT
ELECTROLYTIC
PLANT
CHESTER
CO. LTD. ENGLAND
U. S. A . A 3 ents: A I R PRODUCTS, I N C . , P . O . Box N o . 5 3 8 , Allentown, Pa., U. S. A . For further information, circle number 131 A-3 on Readers' service Card, page 129 λ
VOL. 49, NO. 4 ·
APRIL 1957
131 A
