CENTEAL SCIENTIFIC CO., CHICAGO. U. a A. 



269 



No. 6398 (shown with 



complete outfit for 



burning gas). 



No. 2150. 



No. 6410. 



6398. FURNACE, Muffle, Gary's, No. 33, for gas or gasoline, with patent draft inducing attachment. 

 Furnace is so arranged that special combustion chambers around the muffle distribute the fire 

 and produce a uniform temperature in all portions of the muffle. Size of muffle, 8x12x5*4 

 inches; shipping weight, 250 pounds. Complete with one muffle, muffle door, hood with special 

 draft attachment, and two lengths of stove pipe, but without burner. Gary Burner No. 2214B, 

 2 inch, is recommended for use with this furnace when burning gasoline, or Braun Blast Burner 

 No. 2150 for gas $37.00 



2150. BTJENEE, Braun 's Gas, for use with Furnace No. 6398, for coal or natural gas. The construction 

 is such as to secure a mixture of gas and air which insures perfect combustion. To secure 

 proper blast a blower must be used. (See No. 6400.) Gas should be secured from a % inch 

 supply pipe. Shipping weight, 18 pounds. Complete with air and gas regulating valves. 15.50 



6400. BLOWER and Motor Combination, for use with No. 2150. This outfit was especially designed 

 for use with the Braun Gas Burner and is small, compact and self-contained. The motor is of a 

 greater power than is actually required by the blower, consequently is free from over-heating. 

 Shipping weight, 110 pounds. Without connecting pipe. 



No. . A B C D 



A. C. D. C. 



For volts 110 220 110 220 



Each 63.00 63.00 63.00 63.00 



2146. BTJENEES, Braun 's Vulcan Non-Blast, for coal or natural gas, for use with Braun Furnaces. 

 These are non-blast burners operating without noise and upon regular gas pressure. They are 

 so designed as to secure a correct mixture of gas and air to produce the most intense heat. 

 Temperatures up to 2100F. have been obtained. Each tube consumes about 50 cubic feet of 

 gas per hour. Complete with regulating valve for each burner. 



No A B C D 



Number of burner tubes 1 2 3 4 



Each 3.25 7.25 10.50 12.50 



2214. BTJENEES, Gary's Hydro-Carbon, for use with Braun Furnaces, when using Tank Outfit No. 

 2215. The flame is clean and noiseless, and gives off no poisonous or noxious fumes. Easily 

 generated, designed for continuous operation, and practically indestructible. Threaded to fit 

 14 inch standard pipe. 



No A B 



Diameter, inches 1% 2 



Consumption of gasoline per hour at 35 pounds, gallons % 1 



Length of burner, inches 13% 15% 



Shipping weight, pounds 5 7 



Each 13.25 15.75 



For TANK OUTFIT for use with No. 2214, see general heading Burners, Gasoline and Kerosene. 



6410. FURNACE, Muffle, Wiessnegg Type, for ash determinations, incinerations, etc. Especially recom- 



mended for ashing in flour analysis where electric current is not available. Complete with 

 four burners on one base, equipped with wing-tops to spread flame, and with muffle 7x4x3 inches 

 inside 20.00 



6411. EXTEA MUFFLES for No. 6410. . . .each 2.00 



