1. AUTO JETS
6. REMOVABLE JET MANIFOLD
2. ROTATING SHAFT
7 . REMOVABLE FRONT BEARING
3. INLET A N D DRAIN MANIFOLD
8 . FIVE-SCREEN LEAF DESIGN
4. fcOTO-LOK DOOR
9 . LEAF ALIGNMENT GUIDE
5. O-RING SEAL
J0K
^NCO NICKEL ALLOYS
10. ASBESTOS PRECOAT
I I I O I
M A I ·
MLoney-Saving filters use metal leaves, precoated with a n asbestos-diatomaceous earth slurry, to clarify sugar juice.
Filters "thick juice" through Monel leaves . . . saves $ 100 per day I n a 190-day beet s u g a r campaign a t i t s Santa A n a , California plant, Holly S u g a r Corporation saved $19,000 last year i n filtering sugar "thick juice". T h e y did it by s w i t c h i n g f r o m plateand-frame filter p r e s s e s t o wholly enclosed, "self-sluicing" leaf filters built by U n i t e d States Filter Com pany, El M o n t e , California.
M o n e l * nickel-copper alloy internals do f h e work
of acid t o remove scale without h a r m . Of course, t h e juice m u s t be p r o t e c t e d from any possible c o n t a m i n a t i o n by metallic corrosion products. A n d t h e screens must not d e f o r m under pressure. Monel nickel-copper alloy p r o v i d e s the needed combination of high c o r r o s i o n resistance and strength.
In each filter there are 22 Monel alloy leaves, each m a d e of five w i r e screens stretched between a cast h u b and a specially f o r m e d TJ-channel r i m . A pre-coat is laid o n automatically i n 1 0 - m i n u t e s . A f t e r t h e run, it i s j e t t e d off w i t h t h e cake in 4 m i n u t e s .
Many other s u g a r and salt p r o ducers find Monel alloy essential i n equipment t o produce h i g h purityproduct at low cost. If y o u w o u l d l i k e t o i n v e s t i g a t e potential uses i n y o u r process, Inco's Corrosion E n g i n e e r i n g Section will be glad t o help w i t h available data and i n f o r mation. •Registered Trademark
Internal parts are n o t only exposed t o corrosion b y t h e h o t juice, b u t also m u s t be designed t o permit u s e
The International Nickel Company, Inc. 67 Wall Street New York 5, Ν . Υ .
Monel
• for minimum
Battery of Jet filters with Monel nickelcopper alloy internals provides continu ous flow of filtrate i n what amounts to almost a " p u s h - b u t t o n " operation. Direct savings, $19,000. Other benefits include: ( 1 ) higher quality, more uni form filtrate; ( 2 ) 2/& reduction in square feet of filter area required; (3) faster f i l t e r i n g ; (4> the a b i l i t y t o h a n d l e higher-density juice.
maintenance AUG.
6,
1956 C & E N
3807
