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1. SE533871 - Anordning för att förhindra återvätning av massan i en apparat för tvättning och/eller avvattning av massa

Office
Sweden
Application Number 0900735
Application Date 29.05.2009
Publication Number 533871
Publication Date 30.11.2010
Grant Number 533871
Grant Date 15.02.2011
Publication Kind C2
IPC
D21C 9/06
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
9After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
02Washing
06in filters
B01D 33/067
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
33Filters with filtering elements which move during the filtering operation
06with rotary cylindrical filtering surfaces, e.g. hollow drums
067Construction of the filtering drums, e.g. mounting or sealing arrangements
B30B 9/20
BPERFORMING OPERATIONS; TRANSPORTING
30PRESSES
BPRESSES IN GENERAL; PRESSES NOT OTHERWISE PROVIDED FOR
9Presses specially adapted for particular purposes
02for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
20using rotary pressing members, other than worms or screws, e.g. rollers, rings, discs
D21C 9/18
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
9After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
18De-watering
D21D 1/40
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
DTREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
1Methods of beating or refining; Beaters of the Hollander type
20Methods of refining
40Washing the fibres
CPC
B30B 9/20
BPERFORMING OPERATIONS; TRANSPORTING
30PRESSES
BPRESSES IN GENERAL
9Presses specially adapted for particular purposes
02for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
20using rotary pressing members, other than worms or screws, e.g. rollers, rings, discs
D21C 9/06
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
9After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
02Washing ; ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
06in filters ; ; Washing of concentrated pulp, e.g. pulp mats, on filtering surfaces
D21C 9/18
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
9After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
18De-watering
D21F 1/74
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
FPAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
1Wet end of machines for making continuous webs of paper
66Pulp catching, de-watering, or recovering; Re-use of pulp-water
74using cylinders
B01D 33/067
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
33Filters with filtering elements which move during the filtering operation
06with rotary cylindrical filtering surfaces, e.g. hollow drums
067Construction of the filtering drums, e.g. mounting or sealing arrangements
Applicants METSO PAPER INC
Inventors LUNDBERG JOERGEN
Priority Data 0900735 29.05.2009 SE
Title
(SV) Anordning för att förhindra återvätning av massan i en apparat för tvättning och/eller avvattning av massa