| D | Sektion D — Textilien; Papier | TEXTILES; PAPER |
| | Papier | PAPER |
| D21 | Papierherstellung; Herstellung, Gewinnung von Cellulose bzw. Zellstoff | PAPER-MAKING; PRODUCTION OF CELLULOSE |
| D21C | Gewinnung von Cellulose durch Abscheiden nichtcelluloseartiger Substanzen von cellulosehaltigen Stoffen; Wiedergewinnung der Zellstoffablaugen; Vorrichtungen dafür | PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR |
| D21C 1/00 | Vorbehandlung der feinzerteilten Stoffe vor dem Aufschluss (von Altpapier D21C 5/02) [1, 2006.01] | Pretreatment of the finely-divided materials before digesting (of waste paper D21C 5/02) [1, 2006.01] |
| D21C 1/02 | . | mit Wasser oder Dampf [1, 2006.01] |
| . | with water or steam [1, 2006.01] |
|
| D21C 1/04 | . | mit sauer reagierenden Verbindungen [1, 2006.01] |
| . | with acid reacting compounds [1, 2006.01] |
|
| D21C 1/06 | . | mit alkalisch reagierenden Verbindungen [1, 2006.01] |
| . | with alkaline reacting compounds [1, 2006.01] |
|
| D21C 1/08 | . | mit Sauerstoff erzeugenden Verbindungen [1, 2006.01] |
| . | with oxygen-generating compounds [1, 2006.01] |
|
| D21C 1/10 | . | Physikalische Verfahren zum Erleichtern des Imprägnierens [1, 2006.01] |
| . | Physical methods for facilitating impregnation [1, 2006.01] |
|
| D21C 3/00 | Aufschluss von cellulosehaltigen Stoffen [1, 2006.01] | Pulping cellulose-containing materials [1, 2006.01] |
| D21C 3/02 | . | mit anorganischen Basen oder alkalisch reagierenden Verbindungen, z.B. Sulfat-Verfahren [1, 2006.01] |
| . | with inorganic bases or alkaline reacting compounds, e.g. sulfate processes [1, 2006.01] |
|
| D21C 3/04 | . | mit Säuren, sauren Salzen oder Säureanhydriden [1, 2006.01] |
| . | with acids, acid salts, or acid anhydrides [1, 2006.01] |
|
| D21C 3/06 | . . | Schwefeldioxid; schwefelige Säure; Bisulfite [1, 2006.01] |
| . . | sulfur dioxide; sulfurous acid; bisulfites [1, 2006.01] |
|
| D21C 3/08 | . . . | Calciumbisulfit [1, 2006.01] |
| . . . | calcium bisulfite [1, 2006.01] |
|
| D21C 3/10 | . . . | Magnesiumbisulfit [1, 2006.01] |
| . . . | magnesium bisulfite [1, 2006.01] |
|
| D21C 3/12 | . . . | Natriumbisulfit [1, 2006.01] |
| . . . | sodium bisulfite [1, 2006.01] |
|
| D21C 3/14 | . . . | Ammoniumbisulfit [1, 2006.01] |
| . . . | ammonium bisulfite [1, 2006.01] |
|
| D21C 3/16 | . . | Stickstoffoxide; Salpetersäure [1, 2006.01] |
| . . | nitrogen oxides; nitric acid [1, 2006.01] |
|
| D21C 3/18 | . | mit Halogenen oder Halogene abgebenden Verbindungen (Bleichen von Cellulosebrei D21C 9/12) [1, 2006.01] |
| . | with halogens or halogen-generating compounds (bleaching cellulose pulp D21C 9/12) [1, 2006.01] |
|
| D21C 3/20 | . | mit organischen Lösungsmitteln [1, 2006.01] |
| . | with organic solvents [1, 2006.01] |
|
| D21C 3/22 | . | Andere Besonderheiten bei Aufschlussverfahren [1, 2006.01] |
| . | Other features of pulping processes [1, 2006.01] |
|
| D21C 3/24 | . . | Kontinuierliche Verfahren [1, 2006.01] |
| . . | Continuous processes [1, 2006.01] |
|
| D21C 3/26 | . . | Mehrstufige Verfahren [1, 2006.01] |
| . . | Multi-stage processes [1, 2006.01] |
|
| D21C 3/28 | . . | Verhütung von Schaumbildung [1, 2006.01] |
| . . | Prevention of foam [1, 2006.01] |
|
| D21C 5/00 | Andere Verfahren zur Gewinnung von Cellulose, z.B. Kochen von Baumwollabfall [1, 2006.01] | Other processes for obtaining cellulose, e.g. cooking cotton linters [1, 2006.01] |
| D21C 5/02 | | . | Working-up waste paper (mechanical processes for working-up waste paper D21B 1/08, D21B 1/32) [1, 2006.01] |
|
| D21C 7/00 | Zellstoffkocher [1, 2006.01] | Digesters [1, 2006.01] |
| D21C 7/02 | . | Drehkocher [1, 2006.01] |
| . | Rotary digesters [1, 2006.01] |
|
| D21C 7/04 | . | Auskleidungen [1, 2006.01] |
| |
| D21C 7/06 | . | Zuführvorrichtungen [1, 2006.01] |
| . | Feeding devices [1, 2006.01] |
|
| D21C 7/08 | . | Entleerungsvorrichtungen [1, 2006.01] |
| . | Discharge devices [1, 2006.01] |
|
| D21C 7/10 | . | Erhitzungsvorrichtungen [1, 2006.01] |
| . | Heating devices [1, 2006.01] |
|
| D21C 7/12 | . | Regel- oder Kontrollvorrichtungen [1, 2006.01] |
| . | Devices for regulating or controlling [1, 2006.01] |
|
| D21C 7/14 | . | Mittel für den Umlauf der Lauge [1, 2006.01] |
| . | Means for circulating the lye [1, 2006.01] |
|
| D21C 7/16 | . | Sicherheitsvorrichtungen [1, 2006.01] |
| . | Safety devices [1, 2006.01] |
|
| D21C 9/00 | Nachbehandlung von Cellulosebrei, z.B. von Holzpulpe, oder Baumwollabfall [1, 2006.01] | After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters [1, 2006.01] |
| D21C 9/02 | | |
| D21C 9/04 | . . | in Diffusionsanlagen [1, 2006.01] |
| . . | in diffusers [1, 2006.01] |
|
| D21C 9/06 | . . | in Filteranlagen [1, 2006.01] |
| . . | in filters [1, 2006.01] |
|
| D21C 9/08 | . | Entfernen von Fetten, Harzen, Pech oder Wachsen [1, 2006.01] |
| . | Removal of fats, resins, pitch, or waxes [1, 2006.01] |
|
| D21C 9/10 | | |
| D21C 9/12 | . . | mit Halogen oder Halogen enthaltenden Verbindungen (D21C 9/16 hat Vorrang) [1, 4, 2006.01] |
| . . | with halogens or halogen-containing compounds (D21C 9/16 takes precedence) [1, 4, 2006.01] |
|
| D21C 9/14 | . . . | mit ClO2 oder Chloriten [1, 2006.01] |
| . . . | with ClO2 or chlorites [1, 2006.01] |
|
| D21C 9/147 | . . | mit Sauerstoff oder seinen allotropen Modifikationen (D21C 9/16 hat Vorrang) [4, 2006.01] |
| . . | with oxygen or its allotropic modifications (D21C 9/16 takes precedence) [4, 2006.01] |
|
| D21C 9/153 | . . . | mit Ozon [4, 2006.01] |
| . . . | with ozone [4, 2006.01] |
|
| D21C 9/16 | . . | mit Perverbindungen [1, 2006.01] |
| . . | with per compounds [1, 2006.01] |
|
| D21C 9/18 | . | Entwässern [1, 2006.01] |
| . | De-watering [1, 2006.01] |
|
| D21C 11/00 | Wiedergewinnung der Zellstoffablaugen [1, 2006.01] | Regeneration of pulp liquors [1, 2006.01] |
| D21C 11/02 | . | von Sulfitlauge [1, 2006.01] |
| . | of sulfite lye [1, 2006.01] |
|
| D21C 11/04 | . | von Alkalilauge [1, 2006.01] |
| . | of alkali lye [1, 2006.01] |
|
| D21C 11/06 | . | Behandlung von Aufschlussgasen; Wiedergewinnung des Wärmegehalts der Gase [1, 2006.01] |
| . | Treatment of pulp gases; Recovery of the heat content of the gases [1, 2006.01] |
|
| D21C 11/08 | . . | Geruchsbeseitigung [1, 2006.01] |
| . . | Deodorisation [1, 2006.01] |
|
| D21C 11/10 | . | Konzentrieren der verbrauchten Flüssigkeit durch Verdampfung [1, 2006.01] |
| . | Concentrating spent liquor by evaporation [1, 2006.01] |
|
| D21C 11/12 | . | Verbrennen der Aufschlussflüssigkeiten [1, 2006.01] |
| . | Combustion of pulp liquors [1, 2006.01] |
|
| D21C 11/14 | . . | Nassverbrennung [1, 2006.01] |
| . . | Wet combustion [1, 2006.01] |
|