NO771330L - Fremgangsm}te ved cellulosekoking. - Google Patents
Fremgangsm}te ved cellulosekoking.Info
- Publication number
- NO771330L NO771330L NO771330A NO771330A NO771330L NO 771330 L NO771330 L NO 771330L NO 771330 A NO771330 A NO 771330A NO 771330 A NO771330 A NO 771330A NO 771330 L NO771330 L NO 771330L
- Authority
- NO
- Norway
- Prior art keywords
- condensate
- stage
- steam
- evaporation
- stripping
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 53
- 229920002678 cellulose Polymers 0.000 title claims description 5
- 239000001913 cellulose Substances 0.000 title claims description 5
- 238000010411 cooking Methods 0.000 title description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 48
- 238000001704 evaporation Methods 0.000 claims description 44
- 230000008020 evaporation Effects 0.000 claims description 44
- 239000007789 gas Substances 0.000 claims description 29
- 241000196324 Embryophyta Species 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 23
- 238000009835 boiling Methods 0.000 claims description 17
- 241000779819 Syncarpia glomulifera Species 0.000 claims description 11
- 150000001875 compounds Chemical class 0.000 claims description 11
- 239000001739 pinus spp. Substances 0.000 claims description 11
- 229940036248 turpentine Drugs 0.000 claims description 11
- 238000000605 extraction Methods 0.000 claims description 10
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 9
- 238000004821 distillation Methods 0.000 claims description 9
- 150000001298 alcohols Chemical class 0.000 claims description 8
- 238000009833 condensation Methods 0.000 claims description 8
- 230000005494 condensation Effects 0.000 claims description 8
- 239000011593 sulfur Substances 0.000 claims description 8
- 229910052717 sulfur Inorganic materials 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 7
- 238000007872 degassing Methods 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 4
- 239000006227 byproduct Substances 0.000 claims description 3
- 239000007844 bleaching agent Substances 0.000 claims 1
- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000012263 liquid product Substances 0.000 claims 1
- -1 methanol Chemical class 0.000 claims 1
- 101710121933 Prolactin-3B1 Proteins 0.000 description 4
- JBBYCBXVYZDRPE-PSXMRANNSA-N [(2r)-2-[12-(2-azido-4-nitroanilino)dodecanoyloxy]-3-tetradecanoyloxypropyl] 2-(trimethylazaniumyl)ethyl phosphate Chemical compound CCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCCCCCCCCCCNC1=CC=C([N+]([O-])=O)C=C1N=[N+]=[N-] JBBYCBXVYZDRPE-PSXMRANNSA-N 0.000 description 4
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000012452 mother liquor Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 2
- 101710121972 Prolactin-3D1 Proteins 0.000 description 2
- ZOKIJEBQDZFGMW-PSXMRANNSA-N [(2R)-2-[12-(4-azido-2-nitroanilino)dodecanoyloxy]-3-tetradecanoyloxypropyl] 2-(trimethylazaniumyl)ethyl phosphate Chemical compound CCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCCCCCCCCCCNc1ccc(cc1[N+]([O-])=O)N=[N+]=[N-] ZOKIJEBQDZFGMW-PSXMRANNSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 229910021653 sulphate ion Inorganic materials 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000009993 causticizing Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- QHDCFDQKXQIXLF-UHFFFAOYSA-N sulfuric acid sulfurous acid Chemical compound OS(O)=O.OS(O)(=O)=O QHDCFDQKXQIXLF-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/10—Concentrating spent liquor by evaporation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/38—Steam distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- General Preparation And Processing Of Foods (AREA)
- Jellies, Jams, And Syrups (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI761069A FI52367C (sv) | 1976-04-20 | 1976-04-20 | Förfarande för tillvaratagning av svavelföreningar, lättflyktiga alkoh oler och terpentin eller liknande, vilka uppkommer vid cellulosakoknin g |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO771330L true NO771330L (no) | 1977-10-21 |
Family
ID=8509928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO771330A NO771330L (no) | 1976-04-20 | 1977-04-18 | Fremgangsm}te ved cellulosekoking. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4137134A (sv) |
| JP (1) | JPS52144403A (sv) |
| AT (1) | AT357863B (sv) |
| CA (1) | CA1090958A (sv) |
| DE (1) | DE2716652A1 (sv) |
| FI (1) | FI52367C (sv) |
| FR (1) | FR2348998A1 (sv) |
| NO (1) | NO771330L (sv) |
| SE (1) | SE423915B (sv) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ191061A (en) * | 1978-07-27 | 1982-03-16 | Obbola Linerboard Ab | Chemical pulp manufacture cellulosic material preheated by steam in a storage container |
| US4963231A (en) * | 1988-06-13 | 1990-10-16 | Ahlstromforetagen Svenska Ab | Method for evaporation of liquids |
| FI85511C (sv) * | 1990-05-29 | 1992-04-27 | Kemira Oy | Förfarande för återvinning av alifatiska syror och socker |
| FI85510C (sv) * | 1990-05-29 | 1992-04-27 | Kemira Oy | Förfarande för återvinning av lägre alifatisk syra |
| US5450892A (en) * | 1993-03-29 | 1995-09-19 | Alliedsignal Inc. | Alkaline scrubber for condensate stripper off-gases |
| SE9802442D0 (sv) * | 1998-07-07 | 1998-07-07 | Papsea Ab | Reningsanordning |
| FI121384B (sv) * | 1999-12-29 | 2010-10-29 | Metso Paper Inc | Förbättrat förfarande för framställning av cellumassa med terpentinutvinning |
| US7815741B2 (en) * | 2006-11-03 | 2010-10-19 | Olson David A | Reactor pump for catalyzed hydrolytic splitting of cellulose |
| US7815876B2 (en) * | 2006-11-03 | 2010-10-19 | Olson David A | Reactor pump for catalyzed hydrolytic splitting of cellulose |
| JP5895537B2 (ja) | 2009-02-12 | 2016-03-30 | エー．エイチ ランドバーグ システムズ リミテッド | メタノールの精製方法および装置 |
| SE540922C2 (en) | 2017-06-21 | 2018-12-27 | Rosenblad Design Ab | Apparatus and method for separation of components with different volatility in a mixed fluid |
| WO2019129921A1 (en) * | 2017-12-29 | 2019-07-04 | Valmet Technologies Oy | A method and a system for adjusting s/na -balance of a pulp mill |
| SE542659C2 (sv) * | 2018-07-10 | 2020-06-23 | Stora Enso Oyj | Method for desulfurization of methanol |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE859140C (de) * | 1944-07-18 | 1952-12-11 | Bayer Ag | Verfahren zur Abtreibung fluechtiger Stoffe aus Fluessigkeiten |
| US3492198A (en) * | 1964-09-29 | 1970-01-27 | Curt F Rosenblad | Heat and turpentine recovery from pulp digesters |
| US3763020A (en) * | 1971-02-11 | 1973-10-02 | Envirotech Corp | Terpene recovery by multi effect evaporation with vent vapor compression |
| FI46411C (sv) * | 1971-02-19 | 1973-03-12 | Ahlstroem Oy | Sätt för återvinning av terpentin och värme vid indunstning av svartlu t |
| US3753851A (en) * | 1971-10-22 | 1973-08-21 | Westvaco Corp | Method for treating pulp digester blow gases |
| US3745063A (en) * | 1971-11-01 | 1973-07-10 | British Columbia Forest Prod L | Process for simultaneous turpentine recovery and odor control |
| SE365008B (sv) * | 1971-11-19 | 1974-03-11 | Mo Och Domsjoe Ab | |
| US4002525A (en) * | 1975-03-13 | 1977-01-11 | Flambeau Paper Company | Chemical recovery from waste liquors utilizing indirect heat exchangers in multi-stage evaporation plus contact steam stripping |
-
1976
- 1976-04-20 FI FI761069A patent/FI52367C/sv not_active IP Right Cessation
-
1977
- 1977-04-08 US US05/785,894 patent/US4137134A/en not_active Expired - Lifetime
- 1977-04-14 AT AT258677A patent/AT357863B/de not_active IP Right Cessation
- 1977-04-15 SE SE7704352A patent/SE423915B/sv unknown
- 1977-04-15 DE DE19772716652 patent/DE2716652A1/de not_active Withdrawn
- 1977-04-18 NO NO771330A patent/NO771330L/no unknown
- 1977-04-19 FR FR7711754A patent/FR2348998A1/fr active Granted
- 1977-04-19 JP JP4416477A patent/JPS52144403A/ja active Pending
- 1977-04-19 CA CA276,417A patent/CA1090958A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2348998A1 (fr) | 1977-11-18 |
| CA1090958A (en) | 1980-12-09 |
| FI52367C (sv) | 1977-08-10 |
| SE423915B (sv) | 1982-06-14 |
| AT357863B (de) | 1980-08-11 |
| ATA258677A (de) | 1979-12-15 |
| DE2716652A1 (de) | 1977-11-03 |
| US4137134A (en) | 1979-01-30 |
| FI52367B (sv) | 1977-05-02 |
| FR2348998B1 (sv) | 1982-07-09 |
| JPS52144403A (en) | 1977-12-01 |
| SE7704352L (sv) | 1977-10-21 |
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