FR2264915A1 - Drying of cellulose pulp - using indirect and direct heat transfer from steam - Google Patents
Drying of cellulose pulp - using indirect and direct heat transfer from steamInfo
- Publication number
- FR2264915A1 FR2264915A1 FR7508978A FR7508978A FR2264915A1 FR 2264915 A1 FR2264915 A1 FR 2264915A1 FR 7508978 A FR7508978 A FR 7508978A FR 7508978 A FR7508978 A FR 7508978A FR 2264915 A1 FR2264915 A1 FR 2264915A1
- Authority
- FR
- France
- Prior art keywords
- drying
- steam
- pressure
- cellulose pulp
- heat transfer
- 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.)
- Granted
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
- D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
- D21C9/185—De-watering; Elimination of cooking or pulp-treating liquors from the pulp comprising at least one step where the pulp is suspended in a gaseous medium, e.g. flash drying
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/10—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers
- F26B17/101—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers the drying enclosure having the shape of one or a plurality of shafts or ducts, e.g. with substantially straight and vertical axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B7/00—Drying solid materials or objects by processes using a combination of processes not covered by a single one of groups F26B3/00 and F26B5/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Drying Of Solid Materials (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- External Artificial Organs (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7403903A SE393855B (sv) | 1974-03-22 | 1974-03-22 | Forfarande och anordning for torkning av cellulosamassa i los form, s k flingor |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2264915A1 true FR2264915A1 (en) | 1975-10-17 |
FR2264915B1 FR2264915B1 ( ) | 1979-02-23 |
Family
ID=20320612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7508978A Granted FR2264915A1 (en) | 1974-03-22 | 1975-03-21 | Drying of cellulose pulp - using indirect and direct heat transfer from steam |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5653182B2 ( ) |
AT (1) | AT346686B ( ) |
BR (1) | BR7501637A ( ) |
DE (1) | DE2512162C3 ( ) |
FI (1) | FI60072C ( ) |
FR (1) | FR2264915A1 ( ) |
NO (1) | NO140242C ( ) |
SE (1) | SE393855B ( ) |
SU (1) | SU934914A3 ( ) |
ZA (1) | ZA751597B ( ) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB973874A (en) * | 1961-03-29 | 1964-10-28 | Buna Chem Werke Veb | Process for the drying of solid products mixed with or dissolved in liquid |
GB1269771A (en) * | 1968-02-16 | 1972-04-06 | Arjun Dev Passey | Method of and apparatus for treating material |
-
1974
- 1974-03-22 SE SE7403903A patent/SE393855B/xx not_active IP Right Cessation
-
1975
- 1975-03-14 ZA ZA00751597A patent/ZA751597B/xx unknown
- 1975-03-18 FI FI750793A patent/FI60072C/fi not_active IP Right Cessation
- 1975-03-19 BR BR1637/75A patent/BR7501637A/pt unknown
- 1975-03-20 JP JP3424775A patent/JPS5653182B2/ja not_active Expired
- 1975-03-20 DE DE2512162A patent/DE2512162C3/de not_active Expired
- 1975-03-21 AT AT218975A patent/AT346686B/de not_active IP Right Cessation
- 1975-03-21 FR FR7508978A patent/FR2264915A1/fr active Granted
- 1975-03-21 SU SU752118261A patent/SU934914A3/ru active
- 1975-03-21 NO NO750974A patent/NO140242C/no unknown
Also Published As
Publication number | Publication date |
---|---|
FI60072C (fi) | 1981-11-10 |
FR2264915B1 ( ) | 1979-02-23 |
DE2512162C3 (de) | 1979-08-23 |
ZA751597B (en) | 1976-02-25 |
NO140242B (no) | 1979-04-17 |
FI60072B (fi) | 1981-07-31 |
FI750793A ( ) | 1975-09-23 |
ATA218975A (de) | 1978-03-15 |
SU934914A3 (ru) | 1982-06-07 |
JPS50132201A ( ) | 1975-10-20 |
JPS5653182B2 ( ) | 1981-12-17 |
SE393855B (sv) | 1977-05-23 |
AT346686B (de) | 1978-11-27 |
DE2512162B2 (de) | 1977-06-23 |
SE7403903L ( ) | 1975-09-23 |
DE2512162A1 (de) | 1975-10-09 |
NO750974L ( ) | 1975-09-23 |
NO140242C (no) | 1979-07-25 |
BR7501637A (pt) | 1975-12-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |