Modern Gasworks Practice

INDEX 805 Gas, contamiiiation of in gasholders, 688 Controlling quality of, 270 cost of production by various processes, 763 CS2 in (see under Sulphur Compounds) cyanogen in coal (see under Cyanogen) degradation of, 401 discharge of through pipes, 792 effect of period of charge on, 416 from complete gasification, 757 impurities in, 506, 570, 614, 737 inert constituents in, 5, 6, 414, 416, 417, 736, 738 Investigation Committee, 141, 387, .397, 424 liquor (see under Ammonia and Ammonium), 503 meters, size and capacity of, 791 mixture as commonly supplied, 421, 736, 738 Multiple, 364 naphthalene in (see under Naphthalene) oil, 729 output in U.K., 4 primary products, 381 pressure, 5 producer, composition of, 63 purification (see under Purification) Reflux Pressure System for control of, 268 Regulation Aet, 5, 411, 414 Standard of Calorific Power Aet, 5 steaniing effect of on quality, 424, 427 storage of, 621 undertakings in U.K., number of, 4 volume increased by degradation, 415 water, 689 yield increased by steaming, 424 yield of thermal units, 365, 415 yield per ton of coal, 113, 411, 415 Gaseous firing of producers, 62 Gasholders, bottom curbs for, 644, 667 cable guided, 625 care of, 671 compression in top curb, 646, 649 contamination of gas in, 688 cost of, 30, 686 crown support for, 652 cups and grips for, 627, 649 depth of lifts, 627 design of, 625, 627 design of tanks, 680 details of construction of severaJ, 655 dry well for, 674 East Greenwich, 629, 671 failure of tanks, 680 forces on curbs of, 643 gas leaks in, 672 guide framing of, 628, 637 guide rollers for, 628, 645 Gasholders, height and diameter of, 627 inlet and outlet for, 655, 674 internal pressure of gas in, 648 landing blocks, 651 largest in world, 671 leaking cups, 672 Leerdam type, 670 Manchester, 629 notable, 671 Nuremberg type, 625, 670 oil coating for, 672 oiling of, 672 pressure thrown by, 688 proportions of, 22, 30, 625, 627 puddled tanks for, 673 reinforced concrete tanks for, 678 relief, for water gas, 34 rendered tanks for, 673 required capacity of, 22, 621 rise of crown, 627 riveting for, 651, 681, 683 size of cups, 627 space occupied by, 22 spiral, 624, 654, 667 standards for, 637 steel tanks for, 679 stresses in beil, 643 stresses in framing, 631 struts for, 642 tanks for, 669, 673, 680 tanks with bulging sides, 684 telescopic, 622 thickness of plates in, 650, 651, 655, 68J, 683 ties for, 642 top curbs for, 644 weight of side sheeting, 647 wind pressure on, 631 Gaslight and Coke Company, 2 Capital expenditure of, 16 Gaswerks, Acts relating to, 5, 411, 414 buildings, 48 Capital expenditure on, 15, 24, 32, 36 explosives from, 4 land required for, 14, 17 number of in U.K., 4 war service of, 4 Generator, construction of, 75 prinoiple of firing, 60 water gas, 698 German retort material, 198, 210 Gibbons and Masters’ regenerator, 97 producer, 122 Gill’s, clinkering machine, 304 mechanical poker, 305 Glasgow system of vertical retorts, 169 Glenboig fireclay, 197 Glover, Thos., 192, 525