Modern Gasworks Practice

THE HORIZONTAL RETORT BENCH medium-sized works making from 120 to 200 millions per anmirn is the 14-foot through retort, which. may be suitably operated by some of the present-day types of discharging-chargers. The following average dimensions are given for the various types of benches with their houses :— Fig. 17.—Semi-Gaseous Producer. ft. in. Fig. 18.—Ten-foot “Through” Kbtobt Bench. 1. Single bench : 1 12 18 6 at back of bench. 6 for bench (11 feet 6 inches if retorts are 9 feet long). 0 in front. 32 0 over-all width inside house. The height of the bench would be about 11 feet from ground-level, and the height of the house to the eaves 20 to 21 feet. 2. Through bench (scoop charging and no machinery)— Bench, 20 feet. Each side of bench, 18 feet. Total width of house, 56 feet inside. Height of bench from top of foundation to top of brickwork, nearly 20 feet for 3 tiers. Height of house to eaves (stage type), about 35 feet.