D21B   1/00  \	0	0	4L055	D21B   1/00	43	ݸޤϤεŪʾκٳͽģãѥפӡƥ󥰤ޤϥե˥󥰤ˡģģŪʤˤѥ׷դģģ	Fibrous raw materials or their mechanical treatment (pretreatment of the finely-divided materials before digesting D21C 1/00; methods of beating or refining pulp&nbsp;D21D 1/00; purification of the pulp suspension by mechanical means D21D 5/00)
D21B   1/02  \	1	1	4L055	D21B   1/02	169	ʪŪ뤤ϲŪʤˤ븶ʼν£̡	Pretreatment of the raw materials by physical or chemical means (removal of bark B27L)
D21B   1/04  \	1	1	4L055	D21B   1/04	131	Ҥ˺ٳꤹ뤳ȤˤΡ㡥ݡʴˡˤںޤΤΤʴդޤǣ£̡ʪݤεŪʬΥģ£ϥå󥰤ޤ϶ൡģ£	by dividing raw materials into small particles, e.g. fibres (breaking-up or cutting wood or the like by dry methods B27L; &nbsp;mechanical separation of fibres from plant material D01B 1/00; hackling or heckling machines D01B 5/00)
D21B   1/06  \	2	2	4L055	D21B   1/06	227	ˡˤ	by dry methods
D21B   1/08  \	3	3	4L055	D21B   1/08	224	λȤΡܤȤ	the raw material being waste paper; the raw material being rags
D21B   1/10  \	4	4	4L055	D21B   1/10	41	ǺѤˤ	by cutting actions
D21B   1/12  \	2	2	4L055	D21B   1/12	91	ˡˤΡλѤˤ	by wet methods;  by the use of steam
D21B   1/14  \	3	3	4L055	D21B   1/14	425	ʴյˤΥ	Disintegrating in mills
D21B   1/16  \	4	4	4L055	D21B   1/16	43	ʤΤȤ	in the presence of chemical agents
D21B   1/18  \	4	4	4L055	D21B   1/18	0	ޥ	in magazine-type machines
D21B   1/20  \	5	5	4L055	D21B   1/20	1	֤Ĥ	with chain feed
D21B   1/22  \	5	5	4L055	D21B   1/22	9	֤Ĥ	with screw feed
D21B   1/24  \	5	5	4L055	D21B   1/24	1	ݥåȷ	of the pocket type
D21B   1/26  \	4	4	4L055	D21B   1/26	10	ưޤ	Driving or feeding arrangements
D21B   1/28  \	4	4	4L055	D21B   1/28	0	ʴյ˷礷ߥ륹ȡѤλž夲Ѷ	Dressers for mill stones, combined with the mill
D21B   1/30  \	3	3	4L055	D21B   1/30	35	¾μʤˤΥ	Defibrating by other means
D21B   1/32  \	4	4	4L055	D21B   1/32	479	λ	of waste paper
D21B   1/34  \	4	4	4L055	D21B   1/34	400	ԡʤͤġ¤ޤϺ硨ѥѡ	Kneading or mixing; Pulpers
D21B   1/36  \	4	4	4L055	D21B   1/36	22	®Ϲ߲ˤȯΥ	Explosive disintegration by sudden pressure reduction
D21B   1/38  \	1	1	4L055	D21B   1/38	15	ٳꤷ¸	Conserving the finely-divided cellulosic material
