642 INDEX
hydrodynamic, 226
in eddy-current separator, 247
magnetic, 147, 175, 250
Tracer
density, 326
magnetic, 296, 327, 336
Tramp iron, 69, 76
Triboelectrical series, 324
Tribolectric charging, 323
Trommel magnet, 470
Tromp curve, 326
van der Waals interaction, 211
Vand relation, 429
Velocity
magnetic, 187
Vibrating sample magnetometer, 43
Viscosity
dependence of magnetic field, 430
dynamic, 7
Einstein formula, 429
magnetic, 407
suspension of rigid spheres, 429
Vand relation, 429
VMS magnetic separator, 119, 561
Vortex magnetic separation, 198
Waste water treatment
nuclear power plants, 517
oil removal, 521
sewage, 521
Sirofloc process, 523
steel industry, 514
thermal power plants, 517
Weiss
hypothesis, 16
Weiss
domain, 17
field, 16
WHIMS, 97
Wolframite, 26