W a n t d e p e n d a b l e piplms equipment? ®®«cief Everyffhiiia fr®in Crane Be o n the safe side—get all y o u r p i p i n g equipm e n t from C r a n e . T h e n you'll know that your p i p i n g system will be d e p e n d a b l e t h r o u g h o u t . Look at this creosote pole-treating unit, for exa m p l e . See h o w its p e r f o r m a n c e can b e protected by C r a n e Q u a l i t y in e v e r y p i p i n g item. A n d h o w t h e e n t i r e job—from d e s i g n to erection t o m a i n t e n a n c e — c a n b e simplified b y this 3-way a d v a n t a g e of s t a n d a r d i z i n g on C r a n e materials:
S O U R C E O F SUPPLY Kfo^UhSSSBiLITY STANDARD OF
QUALITY
ONE SOURCE OF SUPPLY gives you the world's most complete selection of valves, fittings, pipe, accessories, and fabricated piping for all power, process, and general service applications. One order to Crane covers everything for the job. ONE RESPONSIBILITY for piping materials helps you to get the best installation and to avoid needless delays. OUTSTANDING QUALITY in every item assures dependable performance in every part of piping systems. C R A N E C O . , General Offices: 8 3 6 S. M i c h i g a n Ave., C h i c a g o 5, Illinois. Branches and Wholesalers Serving All Industrial Areas.
Piping to a modern creosote pole-treating unit, equipped by Crane.
( R i g h t ) IF YOU HANDLE CREOSOTE or other corrosive fluids, a good buy in gate valves is in the neiv Crane Ni-Resist alloy line. Made of nickel-copper-chrominm cast iron, Ni-Resist valves tvith 18-8 Mo seat, disc, and stern match the strength of the finest ordinary cast iron, but have much higher resist$-" ance to erosion, tvear, and ^S$"^ corrosion. Sizes V2 to 8 in. Ask ^P^SÊt your Crane Man or write / 4$têW? h for specification data. Î>É^SfJjé
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CRΑ Ν Ε
VALVES • FITTINGS PIPE •
PLUMBING
A N D HEATING
FOR EVERY
V O L U M E
2 5,
NO.
38
» S E P T E M B E R 2 2,
1 9 47
P/PiNG
SYSTEM 2683
Secondary Aromatic Amines O^-Q)
Phenyl B-Naphthylatnine
O N Q O H
ONOOCJH,
p-Hydroxy Diphenylamine Q H s O N O c 7 n«y
p-lsopropoxy Diphenylamine Mixed Mono and Wheptyl Diphenylamines
These a m i n e s are suggested for use as stabilizers, antio x i d a n t s , polymerization inhibitors, and for organic synthesis. It is believed that they will find w i d e usage in t h e f o l l o w i n g i n d u s t r i e s : Dyes, e x p l o s i v e s , p l a s t i c s , petroleum, p h o t o g r a p h i c , drug, medicinal, a n d soap.
Other organic
chemicals
Di-seeondary Aromatic Amines Q S Q N Q
H
M
H
Piphenyl p-Phenylenediamine
H O O ^ ^ O
Di B-Naphthyi p-Phenylenedia-
OcaoOocHA
C0*° CO
Q H
3
> C H O
Ethers of Kydroquinone
»••
II H-C-S
3 ii ^c-
