INDEX

Abestine, 125
Abietic acid, 116
Adka save-all, 352-354
Agalite, 125
Agitators, 137-138
Air-drying, 297 et seq.
Air permeability, 334-336
Alfa, sec Esparto
Alpha-cellulose, 64
Alum, 122-124, 260, 261, 292
Aluminium   sulphate,   122-
124
Aniline colours, 133-135
Anti-chlors, 32-33
Apron, 160-163
Baby presses, 250
Back knotters, 153, 158-159
Backwater, 260^352
system, 142, 143
Bagging, 19
Bank-note papers, n, 234
Barium sulphate, 125
Barometric leg, 185
Barytes, 125
Basalt Lava beater roll, 77
Basic dyes, 262
Beaters, 75 et seq., 264
Beating, 74 et seq., 282
free, 87-88, 89, 93
wet, 87, 89 et seq.
Bed plate, 27
Bekk hardness tester, 335
Best fines, 15
Bewoid size, 117 et seq.
Bird screen, 156-157
Bisulphite liquor, 57
Black ash, 358
Blanc fixe, 125
Bleached kraft, 66
soda pulp, 67
Bleaching, 31-33, 38 etseq.
of rags, 31-33
of wood pulp, 48-49
liquor, 31, 373
methods, 45-47

Bleaching, multi-stage, 60
powder, 40, 373
towers, 46-47
Blistering, 246
Blotting-paper, 6
Blow rolls, 194
Board machines, 246, 247 ct
seq.
Boilers, rotary, 24, 37
stationary, 37-38, 39
Boiling, 355
of rags, 24-27
Box strainer, 157-158
Breakers, groundwood, 264
pulp, 263
rag, 27-31, 282
Breast board, 160
boxes, 160-163, 270
Broke, 106-115, 318
Brush damper, 302
Bulk of paper, 333-334
Bursting strength, 330
•Button catcher, 27
Calcium carbonate, 257
sulphate, 125
Calender rolls, 215-216
Carbon black, 132
Carmine, 133
Caustic soda, 24, 355
specific gravity of solu-
tions of, 376
Causticiser, 360
Cellulose, I
alpha-, 64
hemi-, 60
oxy-,711
Centrifiner, 150
Centrifugal machines, 147 et
seq.
Chemical wood pulp, 50, 56
et seq.
semi-, 61-62
China clay, 124, 257, 260
Chlorination, 60
Chlorine, 43-45
377

Colophony, 116
Composition, 336-337
Concentrator, drum, 49
Conditioning of paper, 324-
325
Conical washer, 27
Consistency regulator, 266
Constant humidity, 327-328
Cotton, 2 etseq., 12, 13
beating of, 97-101
canvas, 18-19
linters, 2
Couch jackets, 187 et seq.
rolls, 187 et scq., 363
suction, 192-193
Cover washing, 30
Crown filler, 125
Crushing, 169
Curtain cuttings, 13
Cutting, 309 et seq.
to register, 311
Cylinder moulds, 246, 247
Damping, 302 etseq.
Dandy rolls, 228-229, 273
care of, 232
Deckle straps, 176, 182-183
Dendritic growths, 339
De Vains, process of, 73
Digesters, 56-57
Dirtec, 152
Doctor, 214-215
Drum washers, 27,30, 282
Dry felts, 202, 210-214
Dryers, 275-278
Drying cylinders, 202-204
lofts, 286
Dual press, 196, 274
Duplex cutters, 310, 313
papers, 246, 248, 250
Durability of papery 3 8-341
Dust, 33-36
Duster, rag, 21, 23
Dyeing, 128 et seq.
Dyes, 262