CA1293402C - Pressure pulp washer - Google Patents
Pressure pulp washerInfo
- Publication number
- CA1293402C CA1293402C CA000532366A CA532366A CA1293402C CA 1293402 C CA1293402 C CA 1293402C CA 000532366 A CA000532366 A CA 000532366A CA 532366 A CA532366 A CA 532366A CA 1293402 C CA1293402 C CA 1293402C
- Authority
- CA
- Canada
- Prior art keywords
- drum
- mat
- liquid
- baffle
- washing
- 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.)
- Expired - Lifetime
Links
- 239000007788 liquid Substances 0.000 claims abstract description 49
- 238000005406 washing Methods 0.000 claims abstract description 48
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 abstract description 26
- 239000013055 pulp slurry Substances 0.000 abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000000126 substance Substances 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000926 separation method Methods 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US89398886A | 1986-08-07 | 1986-08-07 | |
| US893,988 | 1986-08-07 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000615786A Division CA1293403C (en) | 1986-08-07 | 1990-07-11 | Pressure pulp washer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1293402C true CA1293402C (en) | 1991-12-24 |
Family
ID=25402444
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000532366A Expired - Lifetime CA1293402C (en) | 1986-08-07 | 1987-03-18 | Pressure pulp washer |
| CA000615786A Expired - Lifetime CA1293403C (en) | 1986-08-07 | 1990-07-11 | Pressure pulp washer |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000615786A Expired - Lifetime CA1293403C (en) | 1986-08-07 | 1990-07-11 | Pressure pulp washer |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS6342989A (fi) |
| AT (1) | AT391494B (fi) |
| BR (1) | BR8703997A (fi) |
| CA (2) | CA1293402C (fi) |
| FI (1) | FI87243C (fi) |
| SE (1) | SE8703086L (fi) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7374050B2 (en) * | 2004-04-23 | 2008-05-20 | Andritz Inc. | High capacity and high efficiency filter deck assembly |
| KR102079809B1 (ko) * | 2019-07-08 | 2020-02-21 | 흥우산업 주식회사 | 해저 케이블 설치용 쇄암 전용선 및 이를 이용한 설치 공법 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3772144A (en) * | 1971-04-14 | 1973-11-13 | Improved Machinery Inc | Apparatus and method for thickening and washing suspensions containing fibrous material |
| JPS626992A (ja) * | 1985-07-03 | 1987-01-13 | ラウマ−レポラ オイ | パルプの加圧洗浄方法 |
-
1987
- 1987-03-18 CA CA000532366A patent/CA1293402C/en not_active Expired - Lifetime
- 1987-08-06 AT AT0199787A patent/AT391494B/de not_active IP Right Cessation
- 1987-08-06 JP JP62195449A patent/JPS6342989A/ja active Granted
- 1987-08-06 FI FI873424A patent/FI87243C/fi not_active IP Right Cessation
- 1987-08-06 BR BR8703997A patent/BR8703997A/pt not_active IP Right Cessation
- 1987-08-07 SE SE8703086A patent/SE8703086L/xx not_active Application Discontinuation
-
1990
- 1990-07-11 CA CA000615786A patent/CA1293403C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FI873424A (fi) | 1988-02-08 |
| FI87243B (fi) | 1992-08-31 |
| SE8703086L (sv) | 1988-02-08 |
| SE8703086D0 (sv) | 1987-08-07 |
| FI87243C (fi) | 1992-12-10 |
| FI873424A0 (fi) | 1987-08-06 |
| BR8703997A (pt) | 1988-04-05 |
| JPS6342989A (ja) | 1988-02-24 |
| ATA199787A (de) | 1990-04-15 |
| JPH026878B2 (fi) | 1990-02-14 |
| AT391494B (de) | 1990-10-10 |
| CA1293403C (en) | 1991-12-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4085003A (en) | Pressure pulp washer with pivoted baffle | |
| US4808265A (en) | Method of washing pulp in a pressure pulp washer adding two washing liquids | |
| US4827741A (en) | Pulp washer discharging a pulp slurry at a controlled consistency | |
| US5842242A (en) | Method for increasing the consistency of pulp using a single roll displacment wash press | |
| US3814246A (en) | Method for centrifugally removing liquid from a mixture | |
| US4894121A (en) | Pressure pulp washer | |
| US6006554A (en) | Two stage counter current drum washer | |
| US2422522A (en) | Method for the production of pulp from cellulosic material | |
| CA1293402C (en) | Pressure pulp washer | |
| CA1225267A (en) | Method and apparatus for washing paper pulp | |
| US4098642A (en) | Pressure pulp washer with inlet pivot | |
| EP0547057B2 (en) | Pressurized dynamic washer | |
| EP0725853B1 (en) | Multiple filter dynamic washer | |
| US5021126A (en) | Drum washer having liquid collecting means | |
| US3114309A (en) | Centrifugal thickener for paper pulp | |
| US2674162A (en) | Machine for reducing and treating fibrous papermaking materials | |
| US3016323A (en) | Paper de-coating and benefaction process and products thereof | |
| RU2114944C1 (ru) | Способ промывки целлюлозной массы или любого подобного материала и промывочная машина для его осуществления | |
| WO2000075419A1 (en) | Distribution device for a device for dewatering pulp | |
| US2151357A (en) | Paper-making method | |
| SU587196A1 (ru) | Устройство дл отжима и промывки волокнистой массы | |
| SU1006559A1 (ru) | Устройство дл обработки целлюлозосодержащего материала | |
| SU1137129A1 (ru) | Сортировка волокнистой суспензии |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |