— pulp, [117]
— —, duration of, [119]
— wood pulp, [117]
Bed-plate of beater, [120]
Beech, composition, [61]
Bertram’s beater, [122]
— damping cylinder, [159]
— direct-driven beaters, [126]
Bertram’s rag boiler, [82]
— smoothers, [158]
— pulp, [117]
— —, duration of, [119]
— wood pulp, [117]
Bed-plate of beater, [120]
Beech, composition, [61]
Bertram’s beater, [122]
— damping cylinder, [159]
— direct-driven beaters, [126]
Bertram’s rag boiler, [82]
— smoothers, [158]