NO130195B - - Google Patents
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- Publication number
- NO130195B NO130195B NO00478/71A NO47871A NO130195B NO 130195 B NO130195 B NO 130195B NO 00478/71 A NO00478/71 A NO 00478/71A NO 47871 A NO47871 A NO 47871A NO 130195 B NO130195 B NO 130195B
- Authority
- NO
- Norway
- Prior art keywords
- sieve
- chamber
- collection
- filtrate
- wall
- Prior art date
Links
- 239000000706 filtrate Substances 0.000 claims description 17
- 239000002657 fibrous material Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 229920002678 cellulose Polymers 0.000 claims description 5
- 239000001913 cellulose Substances 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 3
- 238000007873 sieving Methods 0.000 claims 1
- 238000012216 screening Methods 0.000 description 5
- 239000000571 coke Substances 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004460 silage Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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
- D21C7/00—Digesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/46—Several filtrate discharge conduits each connected to one filter element or group of filter elements
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE01734/70A SE357219B (US07368563-20080506-C00056.png) | 1970-02-11 | 1970-02-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO130195B true NO130195B (US07368563-20080506-C00056.png) | 1974-07-22 |
Family
ID=20258737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO00478/71A NO130195B (US07368563-20080506-C00056.png) | 1970-02-11 | 1971-02-09 |
Country Status (10)
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4061193A (en) * | 1975-09-15 | 1977-12-06 | Kamyr, Inc. | Method and apparatus for digesting cellulose material without screening digesting liquid withdrawn through the digester top |
| SU591539A1 (ru) * | 1975-10-03 | 1978-02-05 | Всесоюзное научно-производственное объединение целлюлозно-бумажной промышленности | Установка дл обработки лигноцеллюлозного материала |
| US4547264A (en) * | 1979-02-12 | 1985-10-15 | Kamyr, Inc. | Method of withdrawing liquid from a pair of vertically spaced annular screens |
| JPS57151510U (US07368563-20080506-C00056.png) * | 1981-03-18 | 1982-09-22 | ||
| US4637878A (en) * | 1982-03-09 | 1987-01-20 | Kamyr Aktiebolag | Reciprocal movable screens in a vertically elongated vessel |
| SE451605B (sv) * | 1983-06-27 | 1987-10-19 | Mo Och Domsjoe Ab | Forfarande och anordning for forbehandling av lignocellulosamaterial |
| US4568419A (en) * | 1984-02-27 | 1986-02-04 | Laakso Oliver A | Method of treating comminuted cellulosic fibrous material in a vertical vessel |
| FI841903A (fi) * | 1984-05-11 | 1985-11-12 | Rauma-Repola Oy | Foerfarande foer separering av gaser och extraktaemnen av kokvaetska av cellulosa. |
| JPS6251219U (US07368563-20080506-C00056.png) * | 1985-09-20 | 1987-03-30 | ||
| US5236554A (en) * | 1991-08-16 | 1993-08-17 | Kamyr, Inc. | Digester having plural screens with means for controlling liquid injection and withdrawal |
| US5536367A (en) * | 1995-01-25 | 1996-07-16 | Salminen; Reijo K. | Pulp digester cleaning system |
| US5985096A (en) * | 1997-09-23 | 1999-11-16 | Ahlstrom Machinery Inc. | Vertical pulping digester having substantially constant diameter |
| US6123808A (en) * | 1997-12-09 | 2000-09-26 | Ahlstrom Machinery Inc. | Distribution of dilution liquor to the discharge of a cellulose pulp digester |
| US6120647A (en) * | 1998-01-26 | 2000-09-19 | Ahlstrom Machinery Inc. | Simplified liquid removal system for a cellulose pulp digester |
| US6165323A (en) * | 1999-02-10 | 2000-12-26 | Andritz-Ahlstrom Inc. | Screen plate having a plurality of inclined slots in a digester |
| FR2909895B1 (fr) * | 2006-12-14 | 2009-04-03 | Nexter Munitions Sa | Dispositif de filtration pour effluents. |
| SE541978C2 (en) | 2018-03-13 | 2020-01-14 | Valmet Oy | Arrangement for withdrawing treatment liquors in a continuous treatment vessel system, and a corresponding control system |
| UY39227A (es) * | 2020-05-22 | 2021-12-31 | Suzano Sa | Método para desobstruir o limpiar una pantalla en un digestor continuo de cocción de proceso kraft |
-
1970
- 1970-02-11 SE SE01734/70A patent/SE357219B/xx unknown
-
1971
- 1971-02-09 ZA ZA710822A patent/ZA71822B/xx unknown
- 1971-02-09 NO NO00478/71A patent/NO130195B/no unknown
- 1971-02-09 US US00113962A patent/US3711367A/en not_active Expired - Lifetime
- 1971-02-10 FI FI380/71A patent/FI54158C/fi active
- 1971-02-10 DE DE2106316A patent/DE2106316C3/de not_active Expired
- 1971-02-11 CA CA105,090A patent/CA952044A/en not_active Expired
- 1971-02-11 BR BR948/71A patent/BR7100948D0/pt unknown
- 1971-02-11 FR FR7104642A patent/FR2078490A5/fr not_active Expired
- 1971-02-12 JP JP46005686A patent/JPS512961B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2078490A5 (US07368563-20080506-C00056.png) | 1971-11-05 |
| CA952044A (en) | 1974-07-30 |
| US3711367A (en) | 1973-01-16 |
| DE2106316B2 (de) | 1973-11-29 |
| FI54158C (fi) | 1978-10-10 |
| DE2106316C3 (de) | 1974-07-04 |
| FI54158B (fi) | 1978-06-30 |
| DE2106316A1 (de) | 1971-08-19 |
| JPS512961B1 (US07368563-20080506-C00056.png) | 1976-01-30 |
| ZA71822B (en) | 1972-02-23 |
| SE357219B (US07368563-20080506-C00056.png) | 1973-06-18 |
| BR7100948D0 (pt) | 1973-05-03 |
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