ATE54056T1 - Entlueftungsbehaelter und einrichtung zu dessen verwendung. - Google Patents
Entlueftungsbehaelter und einrichtung zu dessen verwendung.Info
- Publication number
- ATE54056T1 ATE54056T1 AT85901867T AT85901867T ATE54056T1 AT E54056 T1 ATE54056 T1 AT E54056T1 AT 85901867 T AT85901867 T AT 85901867T AT 85901867 T AT85901867 T AT 85901867T AT E54056 T1 ATE54056 T1 AT E54056T1
- Authority
- AT
- Austria
- Prior art keywords
- tank
- oxygen
- reactor
- inlet pipe
- deaeration
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0042—Degasification of liquids modifying the liquid flow
- B01D19/0052—Degasification of liquids modifying the liquid flow in rotating vessels, vessels containing movable parts or in which centrifugal movement is caused
- B01D19/0057—Degasification of liquids modifying the liquid flow in rotating vessels, vessels containing movable parts or in which centrifugal movement is caused the centrifugal movement being caused by a vortex, e.g. using a cyclone, or by a tangential inlet
-
- 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
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
-
- 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
- D21D5/26—De-aeration of paper stock
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Catching Or Destruction (AREA)
- Devices For Use In Laboratory Experiments (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP85901867A EP0215781B1 (de) | 1985-04-01 | 1985-04-01 | Entlüftungsbehälter und einrichtung zu dessen verwendung |
PCT/US1985/000552 WO1986005708A1 (en) | 1985-04-01 | 1985-04-01 | A deaeration tank and process for using the tank |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE54056T1 true ATE54056T1 (de) | 1990-07-15 |
Family
ID=22188628
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT85901867T ATE54056T1 (de) | 1985-04-01 | 1985-04-01 | Entlueftungsbehaelter und einrichtung zu dessen verwendung. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0215781B1 (de) |
AT (1) | ATE54056T1 (de) |
DE (1) | DE3578378D1 (de) |
WO (1) | WO1986005708A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2231508B (en) * | 1989-04-26 | 1993-05-19 | Wardtec Ltd | Air separator in or for a fluid flow system |
CA3034508C (en) * | 2016-09-01 | 2022-03-29 | Essity Hygiene And Health Aktiebolag | Process and apparatus for wetlaying nonwovens |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL181479C (de) * | 1952-09-24 | |||
US3421622A (en) * | 1965-08-19 | 1969-01-14 | Nichols Eng & Res Corp | Cleaning and deaerating paper pulp suspensions |
US3832276A (en) * | 1973-03-07 | 1974-08-27 | Int Paper Co | Delignification and bleaching of a cellulose pulp slurry with oxygen |
SE379069B (de) * | 1973-08-27 | 1975-09-22 | Kamyr Ab | |
US4209359A (en) * | 1978-10-23 | 1980-06-24 | International Paper Company | Process for removing residual oxygen from oxygen-bleached pulp |
-
1985
- 1985-04-01 WO PCT/US1985/000552 patent/WO1986005708A1/en active IP Right Grant
- 1985-04-01 EP EP85901867A patent/EP0215781B1/de not_active Expired - Lifetime
- 1985-04-01 DE DE8585901867T patent/DE3578378D1/de not_active Expired - Lifetime
- 1985-04-01 AT AT85901867T patent/ATE54056T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0215781A1 (de) | 1987-04-01 |
EP0215781B1 (de) | 1990-06-27 |
WO1986005708A1 (en) | 1986-10-09 |
EP0215781A4 (de) | 1988-03-22 |
DE3578378D1 (de) | 1990-08-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
EEIH | Change in the person of patent owner | ||
REN | Ceased due to non-payment of the annual fee |