American Society of Heating and Ventilating Engineers Guide, 193(T~~ | -- - ..........

American Society of Heating and Ventilating Engineers Guide, 1936 a damper operator.

Iy American Society of Heating and Ventilating Engineers Guide, 1936 412 Chapter 23--Mechanical Warm Air Furnace Systems where G = required grate area, square feet, H = total heat loss from building, Btu per hour, F = calorific value of.coal, Btu per pound: C = combustion rate in pounds of fuel per square foot of grate per hour, E = furnace efficiency based on heat available at register faces.

American Society of Heating and Ventilating Engineers Guide, 1936 return tubular boilers and water-tube boilers is the cubical contents of the furnace between the grate and the first plane of entry into or between tubes.

American Society of Heating and Ventilating Engineers Guide, 1937 The straight blade {paddle-wheel) or partially backward curved blade type of fan is practically obsolete for ventilation.

American Society of Heating and Ventilating Engineers Guide, 1937 Further, the velocity contours are identical for similar hood shapes when the hoods are reduced to the same basis of comparison.

American Society of Heating and Ventilating Engineers Guide, 1937 pressure; they are made for either gravity or vacuum installation.

American Society of Heating and Ventilating Engineers Guide, 1937 Unit Heater and Cooler Co., The, Burnham Boiler Corporation, 902- General Electric Company, 8GO- 960 903 United States Radiator Corpora Carrier Corporation, 824 861, 1026-1027 Henry Furnace & Foundry Co., tion, 912-913 L.

Heating Ventilating Air Conditioning Guide 1938 Table 2.

Heating Ventilating Air Conditioning Guide 1938 Chapter 4.

Heating Ventilating Air Conditioning Guide 1938 As more coal is fed from below the mass of coke continues to grow .forming a coke tree, plug or spar as it is variously designated.

Heating Ventilating Air Conditioning Guide 1938 per hour for mechanically fired boilers when operating at design load.

Heating Ventilating Air Conditioning Guide 1938 Table 1.

Heating Ventilating Air Conditioning Guide 1938 11.

Heating Ventilating Air Conditioning Guide 1938 6.