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IPC-Stelle: D21C 9/00 Hauptgruppe [Version 2013.01, Sprache EN - English]

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DEKLA-Gruppen

Symbol		Titel
A Hierarchieinformationen		SECTION A — HUMAN NECESSITIES
B Hierarchieinformationen		SECTION B — PERFORMING OPERATIONS; TRANSPORTING
C Hierarchieinformationen		SECTION C — CHEMISTRY; METALLURGY
D Hierarchieinformationen		SECTION D — TEXTILES; PAPER
D01 Hierarchieinformationen		TEXTILES OR FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
D01 Hierarchieinformationen		NATURAL OR ARTIFICIAL THREADS OR FIBRES; SPINNING
D02 Hierarchieinformationen		YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
D03 Hierarchieinformationen		WEAVING
D04 Hierarchieinformationen		BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
D05 Hierarchieinformationen		SEWING; EMBROIDERING; TUFTING
D06 Hierarchieinformationen		TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
D07 Hierarchieinformationen		ROPES; CABLES OTHER THAN ELECTRIC
D21 Hierarchieinformationen		PAPER
D21 Hierarchieinformationen		PAPER-MAKING; PRODUCTION OF CELLULOSE
D21B Hierarchieinformationen		FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
D21C Hierarchieinformationen		PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C 1/00 Hierarchieinformationen		Pretreatment of the finely-divided materials before digesting (of waste paper D21C 5/02)
D21C 3/00 Hierarchieinformationen		Pulping cellulose-containing materials
D21C 5/00 Hierarchieinformationen		Other processes for obtaining cellulose, e.g. cooking cotton linters
D21C 7/00 Hierarchieinformationen		Digesters
D21C 9/00 Hierarchieinformationen		After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
D21C 9/02 Hierarchieinformationen		. Washing
D21C 9/04 Hierarchieinformationen		. . in diffusers
D21C 9/06 Hierarchieinformationen		. . in filters
D21C 9/08 Hierarchieinformationen		. Removal of fats, resins, pitch, or waxes
D21C 9/10 Hierarchieinformationen		. Bleaching
D21C 9/12 Hierarchieinformationen		. . with halogens or halogen-containing compounds (D21C 9/16 takes precedence) [4]
D21C 9/14 Hierarchieinformationen		. . . with ClO₂ or chlorites
D21C 9/147 Hierarchieinformationen		. . with oxygen or its allotropic modifications (D21C 9/16 takes precedence) [4]
D21C 9/153 Hierarchieinformationen		. . . with ozone [4]
D21C 9/16 Hierarchieinformationen		. . with per compounds
D21C 9/18 Hierarchieinformationen		. De-watering
D21C 11/00 Hierarchieinformationen		Regeneration of pulp liquors
D21D Hierarchieinformationen		TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE [5]
D21F Hierarchieinformationen		PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
D21G Hierarchieinformationen		CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES (winders or rewinders for finished products, means for adjustment of wrinkles or lateral extensions B65H)
D21H Hierarchieinformationen		PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR [5]
D21J Hierarchieinformationen		FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MÂCHÉ (manufacture of articles by dry processes B27N)
D99 Hierarchieinformationen		SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
E Hierarchieinformationen		SECTION E — FIXED CONSTRUCTIONS
F Hierarchieinformationen		SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
G Hierarchieinformationen		SECTION G — PHYSICS
H Hierarchieinformationen		SECTION H — ELECTRICITY

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