SE8302047L - Forfarande vid tvettning av massa - Google Patents
Forfarande vid tvettning av massaInfo
- Publication number
- SE8302047L SE8302047L SE8302047A SE8302047A SE8302047L SE 8302047 L SE8302047 L SE 8302047L SE 8302047 A SE8302047 A SE 8302047A SE 8302047 A SE8302047 A SE 8302047A SE 8302047 L SE8302047 L SE 8302047L
- Authority
- SE
- Sweden
- Prior art keywords
- washing
- heat exchanged
- diluting
- fresh water
- steps
- Prior art date
Links
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
-
- 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Extraction Or Liquid Replacement (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8302047A SE436209B (sv) | 1983-04-13 | 1983-04-13 | Forfarande vid tvettning av massa |
US06/680,335 US4595456A (en) | 1983-04-13 | 1983-04-13 | Pulp washing process |
CA000451534A CA1229757A (en) | 1983-04-13 | 1984-04-09 | Pulp washing process |
BR8406597A BR8406597A (pt) | 1983-04-13 | 1984-04-11 | Processo de lavagem de polpa |
AT84901817T ATE27834T1 (de) | 1983-04-13 | 1984-04-11 | Pulpwaschverfahren. |
EP84901817A EP0139736B1 (en) | 1983-04-13 | 1984-04-11 | Pulp washing process |
PCT/SE1984/000132 WO1984004114A1 (en) | 1983-04-13 | 1984-04-11 | Pulp washing process |
JP59501771A JPS60501065A (ja) | 1983-04-13 | 1984-04-11 | パルプ洗浄法 |
DE8484901817T DE3464267D1 (en) | 1983-04-13 | 1984-04-11 | Pulp washing process |
FI844615A FI74311C (sv) | 1983-04-13 | 1984-11-23 | Förfarande för massatvättning. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8302047A SE436209B (sv) | 1983-04-13 | 1983-04-13 | Forfarande vid tvettning av massa |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8302047D0 SE8302047D0 (sv) | 1983-04-13 |
SE8302047L true SE8302047L (sv) | 1984-10-14 |
SE436209B SE436209B (sv) | 1984-11-19 |
Family
ID=20350778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8302047A SE436209B (sv) | 1983-04-13 | 1983-04-13 | Forfarande vid tvettning av massa |
Country Status (9)
Country | Link |
---|---|
US (1) | US4595456A (sv) |
EP (1) | EP0139736B1 (sv) |
JP (1) | JPS60501065A (sv) |
BR (1) | BR8406597A (sv) |
CA (1) | CA1229757A (sv) |
DE (1) | DE3464267D1 (sv) |
FI (1) | FI74311C (sv) |
SE (1) | SE436209B (sv) |
WO (1) | WO1984004114A1 (sv) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5788812A (en) * | 1985-11-05 | 1998-08-04 | Agar; Richard C. | Method of recovering furfural from organic pulping liquor |
US4808265A (en) * | 1986-08-07 | 1989-02-28 | Ingersoll-Rand Company | Method of washing pulp in a pressure pulp washer adding two washing liquids |
FI77063B (fi) * | 1986-12-17 | 1988-09-30 | Ahlstroem Oy | Foerfarande foer effektivering av fibersuspensionstvaett. |
EP0330387B1 (en) * | 1988-02-26 | 1998-04-08 | A. Ahlstrom Corporation | Improved method and apparatus for processing pulp |
US5876561A (en) * | 1992-02-28 | 1999-03-02 | International Paper Company | Post digestion treatment of cellulosic pulp to minimize formation of dioxin |
US7297225B2 (en) * | 2004-06-22 | 2007-11-20 | Georgia-Pacific Consumer Products Lp | Process for high temperature peroxide bleaching of pulp with cool discharge |
FI122241B (sv) * | 2007-06-15 | 2011-10-31 | Andritz Oy | Förfarande i samband med massatvättning på en massafabrik |
DE102007036377A1 (de) * | 2007-07-31 | 2009-02-05 | Voith Patent Gmbh | Einsatz von Wasch- und Schneckenpressen für die Rohmaterial- und Faserstoffwäsche |
RU2629157C2 (ru) | 2014-07-01 | 2017-08-24 | Зульцер Мэнэджмент Аг | Способ и система введения технологической жидкости с этапа обработки в моющее и/или фильтрующее устройство |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA627476A (en) * | 1961-09-19 | H. Somer Vaino | Heat recovery from pulping operations | |
SE86206C1 (sv) * | ||||
SE89348C1 (sv) * | ||||
US2355091A (en) * | 1939-03-16 | 1944-08-08 | Brown Paper Mill Company Inc | Apparatus for the treatment and removal of chemicals from cooked or digested fiber pulp |
US3004876A (en) * | 1957-03-20 | 1961-10-17 | Int Basic Economy Corp | Method for washing fibrous material |
DE1214087B (de) * | 1960-10-15 | 1966-04-07 | Weigelwerk Ag | Spindelpresse mit in einem feststehenden Siebmantel sich drehendem Spindelkoerper |
US3472159A (en) * | 1965-02-19 | 1969-10-14 | Robert S Washburn | Screw presses |
SE414204B (sv) * | 1976-11-29 | 1980-07-14 | Soedra Skogsaegarna Ab | Sett och anordning for atervinning av processverme fran satsvis cellulosakokare vid nedgasning och blasning genom utnyttjande av ytkondensorer |
SE410393B (sv) * | 1977-12-21 | 1979-10-15 | Generator Ind Ab | Foerfaringssaett och anlaeggning foer att utnyttja restvaerme vid cellulosaframstaellning |
US4154644A (en) * | 1978-02-27 | 1979-05-15 | Georgia-Pacific Corporation | Pulp washer |
US4310384A (en) * | 1979-01-11 | 1982-01-12 | Weyerhaeuser Company | Reducing chemical transfer between treatment stages |
-
1983
- 1983-04-13 SE SE8302047A patent/SE436209B/sv not_active IP Right Cessation
- 1983-04-13 US US06/680,335 patent/US4595456A/en not_active Expired - Fee Related
-
1984
- 1984-04-09 CA CA000451534A patent/CA1229757A/en not_active Expired
- 1984-04-11 WO PCT/SE1984/000132 patent/WO1984004114A1/en active IP Right Grant
- 1984-04-11 EP EP84901817A patent/EP0139736B1/en not_active Expired
- 1984-04-11 BR BR8406597A patent/BR8406597A/pt not_active IP Right Cessation
- 1984-04-11 DE DE8484901817T patent/DE3464267D1/de not_active Expired
- 1984-04-11 JP JP59501771A patent/JPS60501065A/ja active Pending
- 1984-11-23 FI FI844615A patent/FI74311C/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1229757A (en) | 1987-12-01 |
FI844615L (fi) | 1984-11-23 |
US4595456A (en) | 1986-06-17 |
FI74311C (sv) | 1988-01-11 |
FI74311B (fi) | 1987-09-30 |
FI844615A0 (fi) | 1984-11-23 |
JPS60501065A (ja) | 1985-07-11 |
SE8302047D0 (sv) | 1983-04-13 |
DE3464267D1 (en) | 1987-07-23 |
WO1984004114A1 (en) | 1984-10-25 |
BR8406597A (pt) | 1985-03-12 |
EP0139736A1 (en) | 1985-05-08 |
SE436209B (sv) | 1984-11-19 |
EP0139736B1 (en) | 1987-06-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
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