DE1918899A1 - Vorrichtung fuer den Abzug einer Lauge aus einer Faseraufschlemmung und zum Waschen und Entwaessern eines daraus gebildeten endlosen Faserfilzes - Google Patents
Vorrichtung fuer den Abzug einer Lauge aus einer Faseraufschlemmung und zum Waschen und Entwaessern eines daraus gebildeten endlosen FaserfilzesInfo
- Publication number
- DE1918899A1 DE1918899A1 DE19691918899 DE1918899A DE1918899A1 DE 1918899 A1 DE1918899 A1 DE 1918899A1 DE 19691918899 DE19691918899 DE 19691918899 DE 1918899 A DE1918899 A DE 1918899A DE 1918899 A1 DE1918899 A1 DE 1918899A1
- Authority
- DE
- Germany
- Prior art keywords
- drum
- washing
- zone
- fiber felt
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005406 washing Methods 0.000 title claims description 102
- 239000000835 fiber Substances 0.000 title claims description 69
- 239000002002 slurry Substances 0.000 title claims description 18
- 239000007788 liquid Substances 0.000 claims description 76
- 238000005192 partition Methods 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 5
- 229920002678 cellulose Polymers 0.000 claims 1
- 239000001913 cellulose Substances 0.000 claims 1
- 239000003518 caustics Substances 0.000 description 10
- 238000000605 extraction Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000010411 cooking Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 230000004941 influx Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000003287 bathing Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000008141 laxative Substances 0.000 description 1
- 230000002475 laxative effect Effects 0.000 description 1
- 239000006194 liquid suspension Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-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
- D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
- D21C9/06—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in filters ; Washing of concentrated pulp, e.g. pulp mats, on filtering surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
- B01D33/073—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
- B01D33/60—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Treatment Of Fiber Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE5394/68A SE318182B (enrdf_load_stackoverflow) | 1968-04-23 | 1968-04-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE1918899A1 true DE1918899A1 (de) | 1969-11-06 |
Family
ID=20266376
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19691918899 Pending DE1918899A1 (de) | 1968-04-23 | 1969-04-14 | Vorrichtung fuer den Abzug einer Lauge aus einer Faseraufschlemmung und zum Waschen und Entwaessern eines daraus gebildeten endlosen Faserfilzes |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1918899A1 (enrdf_load_stackoverflow) |
FR (1) | FR2006772A1 (enrdf_load_stackoverflow) |
SE (1) | SE318182B (enrdf_load_stackoverflow) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4029562A1 (de) * | 1990-09-18 | 1992-03-19 | Bernt U Treu | Vorrichtung zum waschen von zellstoff |
EP0674729A4 (en) * | 1992-12-18 | 1997-06-18 | Ingersoll Rand Co | METHOD AND APPARATUS FOR IMPROVED PAPER PULP WHITENING. |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI56564C (fi) * | 1979-01-26 | 1980-02-11 | Enso Gutzeit Oy | Anordning foer tvaettning av massa |
AT405420B (de) * | 1997-05-26 | 1999-08-25 | Andritz Patentverwaltung | Vorrichtung zur entwässerung und wäsche von faserstoffsuspensionen |
SE0802072A2 (sv) * | 2008-10-01 | 2010-07-20 | Metso Paper Inc | Tvättpress för tvättning av cellulosamassa |
-
1968
- 1968-04-23 SE SE5394/68A patent/SE318182B/xx unknown
-
1969
- 1969-04-14 DE DE19691918899 patent/DE1918899A1/de active Pending
- 1969-04-23 FR FR6912762A patent/FR2006772A1/fr not_active Withdrawn
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4029562A1 (de) * | 1990-09-18 | 1992-03-19 | Bernt U Treu | Vorrichtung zum waschen von zellstoff |
DE4029562C2 (enrdf_load_stackoverflow) * | 1990-09-18 | 1992-06-25 | Bernt U. Garches Fr Treu | |
EP0674729A4 (en) * | 1992-12-18 | 1997-06-18 | Ingersoll Rand Co | METHOD AND APPARATUS FOR IMPROVED PAPER PULP WHITENING. |
Also Published As
Publication number | Publication date |
---|---|
FR2006772A1 (en) | 1970-01-02 |
SE318182B (enrdf_load_stackoverflow) | 1969-12-01 |
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