FI93748B - Tapa ja laitteisto kuitususpension käsittelemiseksi - Google Patents
Tapa ja laitteisto kuitususpension käsittelemiseksiInfo
- Publication number
- FI93748B FI93748B FI922635A FI922635A FI93748B FI 93748 B FI93748 B FI 93748B FI 922635 A FI922635 A FI 922635A FI 922635 A FI922635 A FI 922635A FI 93748 B FI93748 B FI 93748B
- Authority
- FI
- Finland
- Prior art keywords
- handling
- fiber suspension
- suspension
- fiber
- 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
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI922635A FI93748B (fi) | 1992-06-08 | 1992-06-08 | Tapa ja laitteisto kuitususpension käsittelemiseksi |
SE9301941A SE9301941L (sv) | 1992-06-08 | 1993-06-07 | Sätt och anordning för behandling av en fibersuspension |
US08/073,793 US5470432A (en) | 1992-06-08 | 1993-06-08 | Method and arrangement for the treatment of a fiber suspension |
US08/510,016 US5571384A (en) | 1992-06-08 | 1995-08-01 | Method and arrangement for the treatment of a fiber suspension |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI922635A FI93748B (fi) | 1992-06-08 | 1992-06-08 | Tapa ja laitteisto kuitususpension käsittelemiseksi |
Publications (3)
Publication Number | Publication Date |
---|---|
FI922635A0 FI922635A0 (fi) | 1992-06-08 |
FI922635A FI922635A (fi) | 1993-12-10 |
FI93748B true FI93748B (fi) | 1995-02-15 |
Family
ID=8535441
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI922635A FI93748B (fi) | 1992-06-08 | 1992-06-08 | Tapa ja laitteisto kuitususpension käsittelemiseksi |
Country Status (3)
Country | Link |
---|---|
US (2) | US5470432A (fi) |
FI (1) | FI93748B (fi) |
SE (1) | SE9301941L (fi) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI103734B1 (fi) * | 1997-11-11 | 1999-08-31 | Ahlstrom Machinery Oy | Menetelmä ja laitteisto kuitususpension käsittelemiseksi |
US6490017B1 (en) | 1999-01-28 | 2002-12-03 | Duke University | Separating white light into polarized, colored light |
WO2005010274A1 (en) * | 2003-07-24 | 2005-02-03 | Pulp And Paper Research Institute Of Canada | Isolation of sclereids |
SE539501C2 (sv) * | 2014-10-31 | 2017-10-03 | Valmet Oy | Method and arrangement for discharge dilution |
SE1650410A1 (en) * | 2016-03-30 | 2017-10-01 | Valmet Oy | Screen feed arrangement |
CN115121382A (zh) * | 2022-05-06 | 2022-09-30 | 浙江上方生物科技有限公司 | 一种天然海藻微晶纤维素的除杂装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3830688A (en) * | 1970-10-23 | 1974-08-20 | Skogsaegarnas Ind Ab | Method of reducing the discharge of waste products from pulp mills |
FI62872C (fi) * | 1978-06-06 | 1983-03-10 | Ahlstroem Oy | Anordning foer silning av fibersuspensioner |
FI67588C (fi) * | 1983-01-26 | 1985-04-10 | Ahlstroem Oy | Silplaot |
FI77279C (fi) * | 1987-04-30 | 1989-02-10 | Ahlstroem Oy | Foerfarande och anordning foer behandling av fibersuspension. |
SE465781B (sv) * | 1988-03-18 | 1991-10-28 | Kamyr Ab | Saett att kemikaliebehandla massa |
US4999085A (en) * | 1988-10-06 | 1991-03-12 | Sunds Defibrator Rauma Oy | Method for screening of defibered chlorine dioxide bleached pulp during alkaline extraction |
-
1992
- 1992-06-08 FI FI922635A patent/FI93748B/fi active
-
1993
- 1993-06-07 SE SE9301941A patent/SE9301941L/ not_active Application Discontinuation
- 1993-06-08 US US08/073,793 patent/US5470432A/en not_active Expired - Fee Related
-
1995
- 1995-08-01 US US08/510,016 patent/US5571384A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
SE9301941D0 (sv) | 1993-06-07 |
FI922635A0 (fi) | 1992-06-08 |
US5571384A (en) | 1996-11-05 |
SE9301941L (sv) | 1993-12-09 |
FI922635A (fi) | 1993-12-10 |
US5470432A (en) | 1995-11-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application | ||
GB | Transfer or assigment of application |
Owner name: AHLSTROM MACHINERY OY |