CA2066181C - Displacement heating in continuous digesters - Google Patents
Displacement heating in continuous digestersInfo
- Publication number
- CA2066181C CA2066181C CA002066181A CA2066181A CA2066181C CA 2066181 C CA2066181 C CA 2066181C CA 002066181 A CA002066181 A CA 002066181A CA 2066181 A CA2066181 A CA 2066181A CA 2066181 C CA2066181 C CA 2066181C
- Authority
- CA
- Canada
- Prior art keywords
- liquor
- chips
- chamber
- digester
- temperature
- 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.)
- Expired - Fee Related
Links
- 238000010438 heat treatment Methods 0.000 title abstract description 6
- 238000006073 displacement reaction Methods 0.000 title description 3
- 238000000034 method Methods 0.000 claims abstract description 51
- 230000008569 process Effects 0.000 claims abstract description 42
- 238000010411 cooking Methods 0.000 claims abstract description 40
- 230000029087 digestion Effects 0.000 claims abstract description 18
- 239000002023 wood Substances 0.000 claims abstract description 18
- 230000003134 recirculating effect Effects 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 12
- 239000002657 fibrous material Substances 0.000 claims description 9
- 239000000706 filtrate Substances 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000010924 continuous production Methods 0.000 claims 7
- 239000007788 liquid Substances 0.000 claims 1
- 238000012958 reprocessing Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 abstract description 3
- 239000003518 caustics Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 8
- 238000000605 extraction Methods 0.000 description 7
- 235000011121 sodium hydroxide Nutrition 0.000 description 4
- 239000000835 fiber Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000002655 kraft paper Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- BHMLFPOTZYRDKA-IRXDYDNUSA-N (2s)-2-[(s)-(2-iodophenoxy)-phenylmethyl]morpholine Chemical compound IC1=CC=CC=C1O[C@@H](C=1C=CC=CC=1)[C@H]1OCCNC1 BHMLFPOTZYRDKA-IRXDYDNUSA-N 0.000 description 1
- 241000726103 Atta Species 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000013072 incoming material Substances 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- -1 sulphide ions Chemical class 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- D21C7/14—Means for circulating the lye
-
- 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
Landscapes
- Paper (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US41392089A | 1989-09-28 | 1989-09-28 | |
| US413,920 | 1989-09-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2066181A1 CA2066181A1 (en) | 1991-03-29 |
| CA2066181C true CA2066181C (en) | 1995-09-26 |
Family
ID=23639200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002066181A Expired - Fee Related CA2066181C (en) | 1989-09-28 | 1990-09-25 | Displacement heating in continuous digesters |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP0502852B1 (de) |
| JP (1) | JPH0674557B2 (de) |
| KR (1) | KR0171423B1 (de) |
| CN (1) | CN1021980C (de) |
| CA (1) | CA2066181C (de) |
| DE (1) | DE69004438T2 (de) |
| ES (1) | ES2045948T3 (de) |
| FI (1) | FI921373A0 (de) |
| NO (1) | NO179016C (de) |
| WO (1) | WO1991005103A2 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103080417A (zh) * | 2010-07-07 | 2013-05-01 | 斯托拉恩索公司 | 由黑液制造沉淀木质素的方法和通过这种方法制造的沉淀木质素 |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69111165T2 (de) * | 1990-09-20 | 1995-11-16 | Kvaerner Pulping Tech | Tränkung mit Schwarzlauge vor der Zufuhr der Weisslauge. |
| US5302247A (en) * | 1992-11-02 | 1994-04-12 | Kamyr, Inc. | Top circulation line cooling for a modified cook digester |
| CN1071997C (zh) * | 1993-06-18 | 2001-10-03 | 叶隆清 | 植物促长剂及制造方法 |
| SE502039C2 (sv) * | 1993-12-29 | 1995-07-24 | Kvaerner Pulping Tech | Sätt och anordning för kontinuerlig kokning av massa |
| US5824187A (en) * | 1993-12-29 | 1998-10-20 | Kvaerner Pulping Ab | Method for the continuous cooking of pulp |
| US6248208B1 (en) | 1995-06-02 | 2001-06-19 | Andritz-Ahlstrom Inc. | Pretreatment of chips before cooking |
| AT403301B (de) | 1996-04-04 | 1998-01-26 | Impco Voest Alpine Pulp Tech | Kontinuierliche flüssigkeitsführung |
| US6159336A (en) * | 1997-08-07 | 2000-12-12 | Kvaerner Pulping Ab | Method and device for the continuous cooking of pulp |
| SE518738C2 (sv) * | 2001-12-17 | 2002-11-12 | Kvaerner Pulping Tech | Förfarande och arrangemang vid impregnering av flis |
| SE0200185L (sv) * | 2002-01-24 | 2002-12-10 | Kvaerner Pulping Tech | Förfarande för att öka värmeekonomin i kokarsystemet vid kontinuerlig kokning |
| SE527058C2 (sv) * | 2004-02-09 | 2005-12-13 | Kvaerner Pulping Tech | Kontinuerlig kokprocess med förbättrad värmeekonomi |
| CN101906730B (zh) * | 2010-07-15 | 2013-01-23 | 轻工业杭州机电设计研究院 | 非木纤维连续蒸煮方法及其装置 |
| CN102154398A (zh) * | 2010-12-28 | 2011-08-17 | 国润金华（北京）国际能源投资有限公司佛山高明分公司 | 一种高温高压纤维素转糖工艺 |
| WO2012147094A1 (en) * | 2011-03-25 | 2012-11-01 | Keswani, S.L. | Method and system for extraction of black liquor from a horizontal tube continuous digester |
| CN102154874B (zh) * | 2011-04-29 | 2012-11-21 | 白福安 | 一种置换蒸煮制浆方法 |
| CN102797189A (zh) * | 2012-08-11 | 2012-11-28 | 李肥生 | 两段式自加热螺旋结构蒸煮分离器 |
| US9644317B2 (en) * | 2014-11-26 | 2017-05-09 | International Paper Company | Continuous digester and feeding system |
| FR3039567A1 (fr) * | 2015-07-31 | 2017-02-03 | Commissariat Energie Atomique | Dispositif et procede de traitement de la liqueur noire provenant de la preparation de pate a papier par liquefaction hydrothermale |
| CN108642944A (zh) * | 2016-12-20 | 2018-10-12 | 常州爱上学教育科技有限公司 | 木、竹原料节能环保置换蒸煮工艺 |
| KR102295018B1 (ko) | 2019-09-11 | 2021-08-30 | 한병엽 | 포장용기 자동 주문발주 장치 |
| KR102490233B1 (ko) | 2020-11-24 | 2023-01-18 | 한병엽 | 포스 장치, 포스 장치의 주문 정보 처리방법, 기록매체 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI63610C (fi) * | 1981-12-31 | 1983-07-11 | Ekono Oy | Foerfarande foer kontinuerlig uppslutning av finfoerdelat material |
| SE452482B (sv) * | 1982-04-28 | 1987-11-30 | Sunds Defibrator | Forfarande for satsvis framstellning av sulfatmassa med hog delignifieringsgrad |
| JPS6059189A (ja) * | 1983-08-24 | 1985-04-05 | ベロイト コ−ポレ−ション | 多段式木材チツプ蒸解法 |
| FI71176C (fi) * | 1983-11-30 | 1991-12-03 | Ekono Oy | Foerfarande foer framstaellning av cellulosa med satsvis kokning. |
| JP6347836B2 (ja) | 2014-07-10 | 2018-06-27 | 国立大学法人大阪大学 | 脚相移行タイミング判定方法、脚相移行タイミング判定装置、歩行支援制御方法及び歩行支援装置 |
-
1990
- 1990-09-25 DE DE90914988T patent/DE69004438T2/de not_active Expired - Fee Related
- 1990-09-25 ES ES90914988T patent/ES2045948T3/es not_active Expired - Lifetime
- 1990-09-25 JP JP2514062A patent/JPH0674557B2/ja not_active Expired - Lifetime
- 1990-09-25 WO PCT/US1990/005443 patent/WO1991005103A2/en not_active Ceased
- 1990-09-25 CA CA002066181A patent/CA2066181C/en not_active Expired - Fee Related
- 1990-09-25 KR KR1019920700696A patent/KR0171423B1/ko not_active Expired - Fee Related
- 1990-09-25 EP EP90914988A patent/EP0502852B1/de not_active Expired - Lifetime
- 1990-09-28 CN CN90108125A patent/CN1021980C/zh not_active Expired - Fee Related
-
1992
- 1992-02-18 NO NO920630A patent/NO179016C/no unknown
- 1992-03-27 FI FI921373A patent/FI921373A0/fi not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103080417A (zh) * | 2010-07-07 | 2013-05-01 | 斯托拉恩索公司 | 由黑液制造沉淀木质素的方法和通过这种方法制造的沉淀木质素 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2066181A1 (en) | 1991-03-29 |
| DE69004438D1 (de) | 1993-12-09 |
| NO920630L (no) | 1992-02-18 |
| WO1991005103A3 (en) | 1991-05-16 |
| ES2045948T3 (es) | 1994-01-16 |
| FI921373A7 (fi) | 1992-03-27 |
| NO179016C (no) | 1996-07-17 |
| JPH0674557B2 (ja) | 1994-09-21 |
| JPH05503739A (ja) | 1993-06-17 |
| EP0502852B1 (de) | 1993-11-03 |
| EP0502852A1 (de) | 1992-09-16 |
| KR0171423B1 (ko) | 1999-05-01 |
| CN1021980C (zh) | 1993-09-01 |
| NO920630D0 (no) | 1992-02-18 |
| KR920703920A (ko) | 1992-12-18 |
| NO179016B (no) | 1996-04-09 |
| CN1050579A (zh) | 1991-04-10 |
| WO1991005103A2 (en) | 1991-04-18 |
| DE69004438T2 (de) | 1994-05-11 |
| FI921373A0 (fi) | 1992-03-27 |
Similar Documents
| Publication | Publication Date | Title |
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| CA2066181C (en) | Displacement heating in continuous digesters | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |