Modern Gasworks Practice

 INDEX • i|H (Eames of authorities quottd are given in italics) Aarts, J. G., 392 Ammonia, war output of concentrated, 4 Abderhalden, 4a i> Wilton’s process, 549 Absorption processes for CS2, 616 yield from Mond plant, 389 Acetylene, degradation of, 403 yield of, 302 in coal gas, 413, 422 Ammonium, acetate, 504 specific gravity of, 787 carbamate, 504 Ackerman, A. S. E., 43 carbonate, 502, 503 Acts, gasworks, 5 chloride, 274, 603 Adam, W. Gordon, 616 cyanide, 503, 504 Agitators for hydraulic mains, 274 ferrocyanide, 503 Air, diluent effect of, 582 polysulphide, 604, 555 meters for water gas plant, 724 sulphate, 386, 392, 427, 428, 503 regulation of primary and secondary, 64, sulphite, 503, 541 67, 70, 127 sulphocyanide, 503, 555 supply to producers, 57 tetrathionate, 545 supply to purifiers, 578, 579 thionate, 545 temperature of secondary, 65 thiosulphate, 503 Allen, 462 trithionate, 545 Alrich, H. W., 675 Amperes, 354 Alumina in fireclay, 194 Amylene in coal gas, 422 Aluminous flreclays, 195 Anderson, G. W., 577, 581 Amines, 503 Aniline absorption of CS2, 617 Ammonia, admission to purifiers, 578 Anthracene, 400, 461 Burkheiser process, 539 Anti-Dips, 259 Cobb’s process, 545 Cort’s, 261 Conservation of, 3S9, 532 Davidson’s, 259 density of, 787 Helps’, 261 direct recovery of, 539 Reflux Pressure System, 268 distribution of in gas liquor, 505 Simmonds’, 259 effect of temperature on, 389 Apparent porosity, 202, 206 evolved from coal, 381, 533 Arches, barrel type, 78 Feld process, 542 cost of, 103 fixed, 503, 505 for retort settings, 77 free, 503, 505 support for, 80 formation of, 388 Aromatic hydrocarbons, 399, 423 from cyanides, 564 Arrol-Foulis charging machine, 283 in coal gas, 506, 570 Ascension pipes, 247 in wet purification, 501 Coudelou on, 249 Kopper’s process, 548 joints for, 248 liquor yield, 427, 428, 789 single, 251 lost in serubbers, 532 size of, 247 reactions with CO2 and H2S, 502 stopped, 248 recovery at gasworks, 533, 789 Ash, as a catalyst, 697 * 799