BR8400525A - Mecanismo e metodo para lavagem continua em contracorrente - Google Patents
Mecanismo e metodo para lavagem continua em contracorrenteInfo
- Publication number
- BR8400525A BR8400525A BR8400525A BR8400525A BR8400525A BR 8400525 A BR8400525 A BR 8400525A BR 8400525 A BR8400525 A BR 8400525A BR 8400525 A BR8400525 A BR 8400525A BR 8400525 A BR8400525 A BR 8400525A
- Authority
- BR
- Brazil
- Prior art keywords
- contracurrent
- washing continues
- washing
- continues
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0215—Solid material in other stationary receptacles
- B01D11/0223—Moving bed of solid material
- B01D11/023—Moving bed of solid material using moving bands, trays fixed on moving transport chains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/465—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element take-off rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D33/50—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
- B01D33/60—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
- B01D33/62—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying
- B01D33/64—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression
- B01D33/646—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression by pressure rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/80—Accessories
- B01D33/804—Accessories integrally combined with devices for controlling the filtration
- B01D33/807—Accessories integrally combined with devices for controlling the filtration by level measuring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D2011/002—Counter-current extraction
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/463,620 US4549415A (en) | 1983-02-03 | 1983-02-03 | Continuous counterflow belt washer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8400525A true BR8400525A (pt) | 1984-09-11 |
Family
ID=23840741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8400525A BR8400525A (pt) | 1983-02-03 | 1984-02-03 | Mecanismo e metodo para lavagem continua em contracorrente |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4549415A (pt) |
| EP (1) | EP0116009B1 (pt) |
| KR (1) | KR860001604B1 (pt) |
| AU (1) | AU549712B2 (pt) |
| BR (1) | BR8400525A (pt) |
| CA (1) | CA1222899A (pt) |
| DE (2) | DE3467382D1 (pt) |
| ES (1) | ES8502501A1 (pt) |
| FI (1) | FI76131C (pt) |
| IN (1) | IN160154B (pt) |
| MX (1) | MX158126A (pt) |
| NO (1) | NO163703C (pt) |
| PH (1) | PH20493A (pt) |
| ZA (1) | ZA84838B (pt) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3423701A1 (de) * | 1983-09-12 | 1985-03-28 | Rauma-Repola Oy, Pori | Verfahren und vorrichtung zum waschen einer zellstoffmasse |
| AT383627B (de) * | 1985-03-12 | 1987-07-27 | Andritz Ag Maschf | Waschvorrichtung fuer suspensionen |
| AT385791B (de) * | 1986-02-18 | 1988-05-10 | Andritz Ag Maschf | Einrichtung zur behandlung einer zwischen mindestens zwei endlosen siebbaendern od.dgl. foerdereinrichtungen gefuehrten material- bzw. stoffbahn |
| FI74752C (fi) * | 1986-03-20 | 1992-12-01 | Ahlstroem Oy | Foerfarande och anordning foer tvaettning av cellulosa |
| US4722793A (en) * | 1986-07-03 | 1988-02-02 | The Black Clawson Company | Apparatus and method for thickening pulp and paper stock |
| ATE132052T1 (de) * | 1991-05-04 | 1996-01-15 | Schloemann Siemag Ag | Bandfilter zum ausbringen von fremdstoffpartikeln aus flüssigkeitsbädern |
| US11365266B2 (en) * | 2017-03-29 | 2022-06-21 | Shin-Etsu Chemical Co., Ltd. | Method for producing cellulose ether |
| EP3828320A1 (de) | 2019-11-26 | 2021-06-02 | Lenzing Aktiengesellschaft | Gegenstromwäsche |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1867436A (en) * | 1928-06-30 | 1932-07-12 | Andresen Otto | Method and apparatus for concentrating pulp water |
| US2356285A (en) * | 1938-05-19 | 1944-08-22 | Downingtown Mfg Co | Apparatus for washing pulp |
| US3454970A (en) * | 1965-09-22 | 1969-07-15 | Lionel M Sutherland | Apparatus and process for washing a pulp web |
| US3469704A (en) * | 1967-09-19 | 1969-09-30 | Anglo Paper Prod Ltd | Slurry washing apparatus |
| DE2020365A1 (de) * | 1970-04-25 | 1971-11-11 | Artos Meier Windhorst Kg | Verfahren und Vorrichtung zur kontinuierlichen Behandlung von Warenbahnen mit stehendem Flor |
| US3669272A (en) * | 1970-04-30 | 1972-06-13 | Friedrich Bilabel | Band filter with vacuum suction chamber |
| US3832283A (en) * | 1971-07-21 | 1974-08-27 | Int Paper Co | Method for producing nonwoven fabrics |
| NO136891B (no) * | 1973-01-10 | 1977-08-15 | Stranger Johannessen Per | Fremgangsm}te og apparat til kontinuerlig fortrengningsvasking av stoffmasser som inneholder en v{ske. |
| US4014736A (en) * | 1974-12-17 | 1977-03-29 | The Ontario Paper Company Limited | Process for treating a slurry of cellulosic material |
| US4246669A (en) * | 1978-10-16 | 1981-01-27 | Envirotech Corporation | Dual belt pulp washer |
| US4154644A (en) * | 1978-02-27 | 1979-05-15 | Georgia-Pacific Corporation | Pulp washer |
| US4151093A (en) * | 1978-03-24 | 1979-04-24 | Lenox Institute For Research | Stockwasher |
| US4207141A (en) * | 1978-05-09 | 1980-06-10 | Seymour George W | Process for controlling pulp washing systems |
-
1983
- 1983-02-03 US US06/463,620 patent/US4549415A/en not_active Expired - Fee Related
- 1983-10-26 CA CA000439719A patent/CA1222899A/en not_active Expired
- 1983-11-03 PH PH29786A patent/PH20493A/en unknown
- 1983-12-08 FI FI834486A patent/FI76131C/fi not_active IP Right Cessation
- 1983-12-30 KR KR1019830006334A patent/KR860001604B1/ko not_active IP Right Cessation
-
1984
- 1984-01-25 MX MX200134A patent/MX158126A/es unknown
- 1984-01-31 ES ES529297A patent/ES8502501A1/es not_active Expired
- 1984-01-31 NO NO840358A patent/NO163703C/no unknown
- 1984-02-02 AU AU24032/84A patent/AU549712B2/en not_active Ceased
- 1984-02-02 IN IN77/CAL/84A patent/IN160154B/en unknown
- 1984-02-03 DE DE8484630012T patent/DE3467382D1/de not_active Expired
- 1984-02-03 EP EP84630012A patent/EP0116009B1/en not_active Expired
- 1984-02-03 BR BR8400525A patent/BR8400525A/pt not_active IP Right Cessation
- 1984-02-03 ZA ZA84838A patent/ZA84838B/xx unknown
- 1984-02-03 DE DE198484630012T patent/DE116009T1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US4549415A (en) | 1985-10-29 |
| ES529297A0 (es) | 1985-01-01 |
| IN160154B (pt) | 1987-06-27 |
| DE3467382D1 (en) | 1987-12-17 |
| AU2403284A (en) | 1984-08-09 |
| NO163703B (no) | 1990-03-26 |
| ZA84838B (en) | 1984-09-26 |
| EP0116009A1 (en) | 1984-08-15 |
| PH20493A (en) | 1987-01-21 |
| NO163703C (no) | 1990-07-04 |
| CA1222899A (en) | 1987-06-16 |
| FI76131B (fi) | 1988-05-31 |
| KR840007761A (ko) | 1984-12-20 |
| EP0116009B1 (en) | 1987-11-11 |
| FI834486A0 (fi) | 1983-12-08 |
| FI834486A (fi) | 1984-08-04 |
| DE116009T1 (de) | 1986-02-13 |
| AU549712B2 (en) | 1986-02-06 |
| NO840358L (no) | 1984-08-06 |
| ES8502501A1 (es) | 1985-01-01 |
| FI76131C (fi) | 1988-09-09 |
| KR860001604B1 (ko) | 1986-10-13 |
| MX158126A (es) | 1989-01-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Lapse due to non-payment of fees (art. 50) |