Coal Report Volume 25 (Paperback)

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1907 Excerpt: ...brakes. This, together with the detaching hooks, makes as near a perfect device to prevent over-winding as is possible. In mining the coal is cut entirely by punching machines, of which the company has 20 Sullivan now in operation; also one Sullivan and one Norwalk air compressor. The compressor room is large enough for another compressor, and is built of brick with iron roof trusses, with gravel roofing. The boiler room, immediately adjacent but separated by a brick wall, is also of brick with iron roof trusses and gravel roofing. It now contains four internally fired boilers and two horizontal tubular boilers, all giving about 700 H. P. The feed water is heated by a Stillwell heater, all of the exhaust from engines and pumps passing through the heater. A generator in the power room furnishes light for the top works, and in the mine immediately near the bottom. The intention is to mine the coal on the panel system of 1,000 foot blocks. When the mine is fully opened out it is expected to produce 2,500 tons per day. Prospective Mines. The Peabody Coal Co. is sinking a new mine, two miles north of Nokomis, Montgomery county. The escapement shaft is 10 by 15 feet and 630 feet deep, and is now down to the coal, a seam sy2 feet thick. The main shaft is 10 by 26 feet and 8 inches in the clear, and is now down 500 feet. The company intends to make this a model mine. The head frame and guides will be of steel. Two self-dumping cages 9% by 12 feet will hoist two cars side by side, each car having a capacity of 3% tons. Ropes will be fastened to the cages with self-detaching hooks. The hoisting engines are 34 by 60 inches with conical drums 7 to 10 feet. There are six boilers 6 by 18 feet having 70 4-inch flues, and a steel smoke stack. The boiler house will be brick...