

OUAKER " WHITING 



so EAST -ilintl s 

 NEW VORK 



T R F- E T 



CO. 



^¥4 



«derick J. Maywald, F. C. S. 

 Rubber Chemist and 

 Expert 



t6 Park Place, Newark, N. J. 

 Mlhins o( interest to you on page 109 



MIKiHAl RUBBER 



ALFRED hale: RUB?3ER CC 



Founded 1837 ATLANTIC, MAS'^J. Inc. 19 



Reliable F Ubber Goods 



Mou ;to ccGus 



CRUDE RUBEr R STANDARDIZED 

 RUBBEJUZI D OF ABRICS 



%um-PE«cH^ 



Reg. U:^'.«d Kingdom 



Edited by HENRY C. PEARSON 



Vol. LXI. No. 6. 



MARCH 1, 1920 



$3.00 Per Year. 

 $3.50 Abroad. 



D& 



m^-- 



^ AM 



Vacuum Dryers for Rubber 



There is ONE SURE WAY to keep yourself from being disappointed 

 when buying vacuum dryers — and that is to ADHERE to the policy of 

 buymg-'-uality. Even though you may pay a little more at the start, you 

 are suire to PAY LESS in the end. 



MB 



"Buflovak" Vacuum Dryers 



Vacuum Shelf, Rotary and Drum Dryer» 

 Impregnating Apparatus — Condensers 

 Dry Vacuum Pumps 

 jolvent Reclaiming Apparatus 



"Buflovak" Evaporators 



All types and for any capacity 



"Buflokast" Chemical Apparatus 



Apparatus furnished for all standard chemi- 

 cal operations, such as nitration, reduction, 

 denitration, sulphonation, caustic fusion 

 crystallization, etc Complete che 



plants. 



Buffalo Foundry 

 and Machine Co. 



1577 Fillmore Ave. 

 BUFFALO, N. Y. 



LAMPBLACKS ESPECIALLY FOR RUBBER MANUFACTURE 



SAMUEL CABOT. INC.. BOSTC^. MASS. 



