CA2304027A1 - Pulp production method and apparatus - Google Patents
Pulp production method and apparatus Download PDFInfo
- Publication number
- CA2304027A1 CA2304027A1 CA002304027A CA2304027A CA2304027A1 CA 2304027 A1 CA2304027 A1 CA 2304027A1 CA 002304027 A CA002304027 A CA 002304027A CA 2304027 A CA2304027 A CA 2304027A CA 2304027 A1 CA2304027 A1 CA 2304027A1
- Authority
- CA
- Canada
- Prior art keywords
- boiler
- solution
- screw
- pulp
- feeder
- 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.)
- Abandoned
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 239000002994 raw material Substances 0.000 claims abstract description 55
- 239000000463 material Substances 0.000 claims abstract description 43
- 239000007788 liquid Substances 0.000 claims abstract description 41
- 238000009825 accumulation Methods 0.000 claims abstract description 19
- 238000010411 cooking Methods 0.000 claims abstract description 13
- 238000000605 extraction Methods 0.000 claims abstract description 10
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- 230000033001 locomotion Effects 0.000 claims abstract description 4
- 239000007789 gas Substances 0.000 claims description 36
- 238000009835 boiling Methods 0.000 claims description 14
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000002035 prolonged effect Effects 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 7
- 235000010269 sulphur dioxide Nutrition 0.000 claims description 6
- 239000004291 sulphur dioxide Substances 0.000 claims description 6
- 230000002441 reversible effect Effects 0.000 claims description 5
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 238000003860 storage Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims 1
- 239000005864 Sulphur Substances 0.000 claims 1
- 230000001172 regenerating effect Effects 0.000 claims 1
- 241000196324 Embryophyta Species 0.000 description 23
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 16
- 238000000034 method Methods 0.000 description 16
- 238000004537 pulping Methods 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 9
- 239000003265 pulping liquor Substances 0.000 description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- 239000001913 cellulose Substances 0.000 description 8
- 229920002678 cellulose Polymers 0.000 description 8
- 238000005470 impregnation Methods 0.000 description 8
- 230000002262 irrigation Effects 0.000 description 8
- 238000003973 irrigation Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 244000025254 Cannabis sativa Species 0.000 description 7
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 7
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 7
- 235000009120 camo Nutrition 0.000 description 7
- 235000005607 chanvre indien Nutrition 0.000 description 7
- 239000011487 hemp Substances 0.000 description 7
- 238000005325 percolation Methods 0.000 description 7
- 238000005406 washing Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000009987 spinning Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 235000001270 Allium sibiricum Nutrition 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 240000000797 Hibiscus cannabinus Species 0.000 description 2
- 241000208202 Linaceae Species 0.000 description 2
- 235000004431 Linum usitatissimum Nutrition 0.000 description 2
- 241001417501 Lobotidae Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- ZETCGWYACBNPIH-UHFFFAOYSA-N azane;sulfurous acid Chemical compound N.OS(O)=O ZETCGWYACBNPIH-UHFFFAOYSA-N 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 230000003449 preventive effect Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000555828 Eurypharyngidae Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000002894 chemical waste Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 102200067146 rs80357017 Human genes 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000010902 straw 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/20—Pulping cellulose-containing materials with organic solvents or in solvent environment
-
- 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
-
- 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)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9719479.9 | 1997-09-15 | ||
| GBGB9719479.9A GB9719479D0 (en) | 1997-09-15 | 1997-09-15 | The Krotov Pulper |
| GB9807593.0 | 1998-04-08 | ||
| GBGB9807593.0A GB9807593D0 (en) | 1997-09-15 | 1998-04-08 | The crotov pulper |
| PCT/GB1998/002712 WO1999014424A1 (en) | 1997-09-15 | 1998-09-14 | Pulp production method and apparatus |
| GB9819865.8 | 1998-09-14 | ||
| GB9819865A GB2329192B (en) | 1997-09-15 | 1998-09-14 | Pulp production method and apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2304027A1 true CA2304027A1 (en) | 1999-03-25 |
Family
ID=27269018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002304027A Abandoned CA2304027A1 (en) | 1997-09-15 | 1998-09-14 | Pulp production method and apparatus |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1036236B1 (de) |
| AT (1) | ATE245222T1 (de) |
| AU (1) | AU9171298A (de) |
| CA (1) | CA2304027A1 (de) |
| DE (1) | DE69816478T2 (de) |
| WO (1) | WO1999014424A1 (de) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060182693A1 (en) | 2005-01-28 | 2006-08-17 | Gumlink A/S | Chewing gum possessing tooth cleaning effect and a teeth cleaning method |
| US8915644B2 (en) | 2008-07-24 | 2014-12-23 | Abengoa Bioenergy New Technologies, Llc. | Method and apparatus for conveying a cellulosic feedstock |
| CA2638157C (en) | 2008-07-24 | 2013-05-28 | Sunopta Bioprocess Inc. | Method and apparatus for conveying a cellulosic feedstock |
| CA2638150C (en) | 2008-07-24 | 2012-03-27 | Sunopta Bioprocess Inc. | Method and apparatus for conveying a cellulosic feedstock |
| CA2638159C (en) | 2008-07-24 | 2012-09-11 | Sunopta Bioprocess Inc. | Method and apparatus for treating a cellulosic feedstock |
| CA2638160C (en) | 2008-07-24 | 2015-02-17 | Sunopta Bioprocess Inc. | Method and apparatus for conveying a cellulosic feedstock |
| CA2650913C (en) * | 2009-01-23 | 2013-10-15 | Sunopta Bioprocess Inc. | Method and apparatus for conveying a cellulosic feedstock |
| US9127325B2 (en) | 2008-07-24 | 2015-09-08 | Abengoa Bioenergy New Technologies, Llc. | Method and apparatus for treating a cellulosic feedstock |
| CA2650919C (en) | 2009-01-23 | 2014-04-22 | Sunopta Bioprocess Inc. | Method and apparatus for conveying a cellulosic feedstock |
| PL2467532T3 (pl) | 2009-08-24 | 2014-11-28 | Abengoa Bioenergy New Tech Llc | Sposób wytwarzania etanolu i współproduktów z biomasy celulozowej |
| DE102015108222A1 (de) * | 2015-05-26 | 2016-12-01 | Hochschule Magdeburg-Stendal | Verfahren zur Abtrennung von Lignin aus Biomassen und daraus gewonnene Stoffe |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2673690A (en) * | 1951-10-27 | 1954-03-30 | Hercules Powder Co Ltd | Method for the digestion of cellulose-bearing material |
| US2698789A (en) * | 1954-02-08 | 1955-01-04 | Hercules Powder Co Ltd | Method for the digestion of cellulose-bearing material |
| GB753377A (en) * | 1954-03-12 | 1956-07-25 | Hercules Powder Co Ltd | Improvements in or relating to method for the digestion of cellulose-bearing material |
| US3096234A (en) * | 1958-10-29 | 1963-07-02 | Nolan | Continuous digesting system |
| DE2855052A1 (de) * | 1978-12-20 | 1980-06-26 | Nicolaus Md Papier | Verfahren und vorrichtung zum kontinuierlichen aufschliessen von pflanzenfasermaterial |
| FR2741638B1 (fr) * | 1995-11-29 | 1998-02-20 | Clextral | Procede et installation de preparation en continu d'une pate de cellulose |
-
1998
- 1998-09-14 EP EP98944033A patent/EP1036236B1/de not_active Expired - Lifetime
- 1998-09-14 AT AT98944033T patent/ATE245222T1/de not_active IP Right Cessation
- 1998-09-14 CA CA002304027A patent/CA2304027A1/en not_active Abandoned
- 1998-09-14 WO PCT/GB1998/002712 patent/WO1999014424A1/en not_active Ceased
- 1998-09-14 AU AU91712/98A patent/AU9171298A/en not_active Abandoned
- 1998-09-14 DE DE69816478T patent/DE69816478T2/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ATE245222T1 (de) | 2003-08-15 |
| EP1036236B1 (de) | 2003-07-16 |
| WO1999014424A1 (en) | 1999-03-25 |
| DE69816478D1 (de) | 2003-08-21 |
| AU9171298A (en) | 1999-04-05 |
| DE69816478T2 (de) | 2004-05-27 |
| EP1036236A1 (de) | 2000-09-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1036236B1 (de) | Verfahren zur herstellung von zellstoff | |
| US6719880B2 (en) | Process for producing paper and absorbent products of increased strength | |
| CN1206762A (zh) | 纸浆生产过程中对固体溶解物的控制 | |
| CA1180927A (en) | Process and apparatus for producing pulp | |
| CZ219098A3 (cs) | Způsob a zařízení pro zpracování vláknité suroviny | |
| FI82082B (fi) | Foerfarande och anordning foer behandling av massa. | |
| FI69656B (fi) | Foerfarande foer foerbaettrad tvaettning av ur lignocellulosamaterial framstaellda cellulosamassor | |
| JPS61152892A (ja) | セルロースパルプの製造法 | |
| CZ69998A3 (cs) | Dodávání propírací kapaliny do frakcionačního vícestupňového propíracího zařízení | |
| US20030192660A1 (en) | Paper and absorbent products with reduced pitch content | |
| US20010027849A1 (en) | Continuous digester | |
| FI69130B (fi) | Foerfarande och anordning foer kontinuerlig uppslutning av vaextfibermaterial | |
| GB2329192A (en) | Pulp production method and apparatus | |
| EP0139736B1 (de) | Pulpwaschverfahren | |
| US5565061A (en) | Method and apparatus for removing scales deposited on the strainer of a pulp digester | |
| CN1748586A (zh) | 一种制备烟梗膨胀的方法及所采用的设备 | |
| US6280567B1 (en) | System and method for treatment of cellulose-containing material prior to pulp digestion | |
| KR101282830B1 (ko) | 마 유래 용해용 펄프의 제조방법 | |
| US5164042A (en) | Method and plant for producing high-yield pulp from pulp chip material containing lignocellulose | |
| JP5193599B2 (ja) | チップを含浸する方法及び装置 | |
| US5650045A (en) | Apparatus and method for wood pulp digester | |
| JPS6312719B2 (de) | ||
| KR101282831B1 (ko) | 마 유래 용해용 펄프 | |
| EP0103577B1 (de) | Verfahren zur herstellung von faserplatte nach dem nassverfahren | |
| UA130410C2 (uk) | Спосіб та технологічна система обробки для зменшення летких органічних сполук з деревної тріски |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |