NEW EQUIPMENT & MATERIALS applications, the b a t t e r y weighs less t h a n 1 ounce, a n d is m a d e p r i m a r i l y of silver, silver iodide, a n d v a n a d i u m pentoxide. T h e new b a t t e r y will find use in e q u i p m e n t such as r a d i a tion detection devices a n d possible military applications. Dept. IEC, National Carbon Co., 30 E. 42nd St., New York 17, Ν. Y.
Demineralizer Has Automatic Regeneration Cycle
NEW
PRODUCTS
BROADER E N G I N E E R I N G H O R I Z O N S F R O M
SORENSEN
M R 3 2 1 5 5 - 3 6 V D C AT 0 - 1 5 A M P S new, tubeless, magnetic amplifier
WIDE RANGE REGULATED DC P O W E R S U P P L Y for versatile/ trouble-free performance in countless design & test applications D i f f e r e n t outside . . . a n d inside! The latest design in m a g n e t i c a m p l i f i e r r e g u l a t i o n . A silicon d i o d e is used a s reference e l e m e n t a n d a transistor a m p l i f i e r pro v i d e s the control current for t h e m a g n e t i c a m p l i f i e r . W i d e r a n g e , continuously a d j u s t a b l e v o l t a g e a t h i g h current. R e g u l a t i o n ± 0 . 5 % a g a i n s t line or l o a d , * r i p p l e 1 % RMS. V e r s a t i l e , d e p e n d a b l e , r u g g e d , e c o n o m i c a l . *5-32 VDC ; regulation Write
± 1 . 0 % over extended
today for detailed specifications, and quotations.
A w a t e r demineralizer which oper ates o n d u a l c o l u m n ion e x c h a n g e principles a n d which features a fully a u t o m a t i c regeneration system has been developed. C a p a c i t y of the unit is 2500 gallons per h o u r . T h e regeneration cycle, initiated by set ting o n e switch, completes itself entirely a u t o m a t i c a l l y . R é g é n é r a n t p i p i n g includes noncorrosive valves a n d plastic d r a w - u p lines for b o t h acid a n d caustic régénérants. Dept. IEC, Penfield Mfg. Co., 19 High School Ave., Meriden, Conn.
Plastic Check Valve for Corrosive Gases A n e w check valve m a d e of poly (vinyl chloride) has been developed for corrosive gases, vapors, a n d fluids. T h e valve c a n be used in all P V C systems a n d installed in a n y position for h a n d l i n g salt solutions, fuels, a n d oils, acids, a n d alkalies. At present, t h e valves are available in s t a n d a r d sizes from 1 to 4 inches. Dept. IEC, Techno Corp., 16 W. 5th St., Erie, Pa.
range.
performance
data,
Push Button Switch Offers Variety of Uses Product: P u s h b u t t o n switch w i t h keyed plastic b u t t o n . Features: L o n g life, high electrical capacity, s n a p action, a n d t e m p e r proof design. Intended Uses: F o r such applications as c o m p u t e r s , v e n d i n g m a chines, appliances, a n d industrial machinery.
SORENSEN & COMPANY, INC. · 375 FAIRFIELD AVENUE · STAMFORD, CONNECTICUT In Europe, contact Sorensen-Ardaq, Eichstrasse 29, Zurich, Switzerland, for ell products including SO cycle, 220 volt equipment. For further information, circle number 116 A on Readers' Service Card, page 117 A 116 A INDUSTRIAL AND ENGINEERING CHEMISTRY
Manufacturer: Dept. IEC, apolis-Honeywell Regulator Co., apolis 8, Minn.
MinneMinne-
