Use 'em over and over again Oarf's True flail Joint Ma&cs the Difference \ Dart Unionj are leakproof on ibe pipeline and on the pocketbook.

air PommoM centlneed 1 Ga$>flow rate*, plus drift velocity 1 of particles, influence final results Collecttog area * flow rotk>m 3.4 so ft per eft Percent combustible*e% C*K> tfmXJO 30 40 Peek UtovoJis 50 The higher the applied voltogo, the more efficient will dust collection be Peo* aofffCgtv ContctipQ area * Horn ratio*3 4 Sc ft per eft Combustion or rva, 0f tt -tI olid, liquid ot gueou^j off waste products thst eooU wE lion problems.

More TECHNICAL BRIEFS.

lorgotl "S" Monti Pump Impollor ever colt ol loco'* foundry.Thii 3,053-pouuU impeller it iniisllcd In on 64-incli Morrla Verlieol AxIrI Ho pump, ot a generoting plonl of Dow CtiKMiCai.

Station Heat Balance...

'WHAT?!

MORE POWER AT 50% LESS OPERATING COST - ..

Fig. 1.

THE MENNEN COMPANY STANDARD PRACTICE BULLETIN Sheet- 1 of- 1 Issued to: President .

Lamb, J.

C h i c x e D e t e i o p m e n t C o .

ETHYL CORPORATION lOO PARK A V EN U E B U IL D IN G AT 4Isx S T R E E T N E W Y O R K 17, N.

ANDREW FLETCHER, PRESIDENT K.

April 18, 1952 Dr.

January p i > 1950 Mr.