GB1064715A - Improvements in and relating to cellulosic pulps - Google Patents
Improvements in and relating to cellulosic pulpsInfo
- Publication number
- GB1064715A GB1064715A GB36325/63A GB3632563A GB1064715A GB 1064715 A GB1064715 A GB 1064715A GB 36325/63 A GB36325/63 A GB 36325/63A GB 3632563 A GB3632563 A GB 3632563A GB 1064715 A GB1064715 A GB 1064715A
- Authority
- GB
- United Kingdom
- Prior art keywords
- carbonate
- liquor
- sulphide
- smelt
- sulphur
- 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
Links
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 10
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 abstract 7
- 241001062472 Stokellia anisodon Species 0.000 abstract 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 abstract 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 4
- 239000005864 Sulphur Substances 0.000 abstract 4
- 230000029087 digestion Effects 0.000 abstract 3
- 239000000463 material Substances 0.000 abstract 3
- 239000002994 raw material Substances 0.000 abstract 3
- 238000002485 combustion reaction Methods 0.000 abstract 2
- 239000000428 dust Substances 0.000 abstract 2
- 238000010304 firing Methods 0.000 abstract 2
- 239000003546 flue gas Substances 0.000 abstract 2
- 239000013505 freshwater Substances 0.000 abstract 2
- 238000002386 leaching Methods 0.000 abstract 2
- 230000003647 oxidation Effects 0.000 abstract 2
- 238000007254 oxidation reaction Methods 0.000 abstract 2
- 238000000926 separation method Methods 0.000 abstract 2
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract 2
- 229910052938 sodium sulfate Inorganic materials 0.000 abstract 2
- 235000011152 sodium sulphate Nutrition 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 238000010411 cooking Methods 0.000 abstract 1
- 238000005470 impregnation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000002023 wood Substances 0.000 abstract 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
- D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
- D21C11/0078—Treatment of green or white liquors with other means or other compounds than gases, e.g. in order to separate solid compounds such as sodium chloride and carbonate from these liquors; Further treatment of these compounds
-
- 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
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
- D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/03—Papermaking liquor
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA858073 | 1962-09-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1064715A true GB1064715A (en) | 1967-04-05 |
Family
ID=4141554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB36325/63A Expired GB1064715A (en) | 1962-09-15 | 1963-09-16 | Improvements in and relating to cellulosic pulps |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3347739A (en:Method) |
| DE (1) | DE1290037B (en:Method) |
| FI (1) | FI44743C (en:Method) |
| FR (1) | FR1375278A (en:Method) |
| GB (1) | GB1064715A (en:Method) |
| SE (1) | SE303424B (en:Method) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1692878C3 (de) * | 1966-05-25 | 1974-04-04 | Oy Tampella Ab, Heinola (Finnland) | Verfahren/um Auskristallisieren von Alkali als Karbonat aus der bei der Zellstoffablaugen-Aufarbeitung anfallenden Schmelz lösung |
| CA928007A (en) * | 1969-12-30 | 1973-06-12 | H. Rapson William | Chemical recovery process |
| US3969184A (en) * | 1971-06-04 | 1976-07-13 | Defibrator Ab | Digestion odor control |
| US4131508A (en) * | 1973-03-12 | 1978-12-26 | Kamyr Inc. | Recovery system for oxygen bleaching of pulp |
| US4058433A (en) * | 1975-03-06 | 1977-11-15 | Gulf States Paper Corporation | Conversion of sulfur in blank liquor to eliminate odorous emissions and facilitate the collection of sulfate soaps |
| SE407244B (sv) * | 1976-02-05 | 1979-03-19 | Mo Och Domsjoe Ab | Forfarande for framstellning av cellulosamassa av lovved i tva steg |
| ZA762995B (en) * | 1976-05-19 | 1977-07-27 | Sappi Ltd | Improvements relating to recovery of chemicals |
| FI85515C (fi) * | 1990-07-09 | 1996-04-10 | Ahlstroem Oy | Foerfarande foer reglering av en sulfatcellulosafabriks sulfiditet |
| AU1691992A (en) * | 1991-05-13 | 1992-12-30 | H.A. Simons Ltd. | White liquor preparation and pulping process |
| NO920692L (no) * | 1991-05-24 | 1992-11-25 | Kamyr Inc | Behandling av organiske svovelgasser, spesielt i kraftmasse systemer og prosesser |
| US5246542A (en) * | 1991-09-18 | 1993-09-21 | Fosberg Theodore M | Evaporation and recovery process for bleached chemical thermo-mechanical pulp (BCTMP) effluent |
| US8317975B2 (en) | 2004-04-20 | 2012-11-27 | The Research Foundation Of The State University Of New York | Product and processes from an integrated forest biorefinery |
| FI20135105L (fi) | 2013-02-04 | 2014-08-05 | Andritz Oy | Menetelmä kemikaalien ja sivutuotteiden talteenottamiseksi korkean sulfiditeetin keittolipeistä |
| US8709204B1 (en) * | 2013-03-14 | 2014-04-29 | Veolia Water Solutions & Technologies North America Inc. | System and process for recovering heat from weak black liquor in a wood pulping process |
| CN106032655B (zh) * | 2015-03-20 | 2020-07-21 | 山东泉林纸业有限责任公司 | 一种禾草类原料连续蒸煮方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1771598A (en) * | 1925-07-11 | 1930-07-29 | Sidney D Wells | Process for digesting fibrous material |
| US1867626A (en) * | 1927-04-02 | 1932-07-19 | Kress Otto | Manufacture of wood pulp |
| US1902106A (en) * | 1928-12-11 | 1933-03-21 | Alfred M Thomsen | Method of manufacturing paper pulp |
| US2031239A (en) * | 1934-09-04 | 1936-02-18 | Alfred M Thomsen | Process for the utilization of sugarcane bagasse |
| FR997965A (fr) * | 1945-09-15 | 1952-01-14 | Du Pin Cellulose | Procédé et dispositif pour le défibrage des matières cellulosiques ou analogues |
| US2858213A (en) * | 1956-04-20 | 1958-10-28 | Condi Engineering Corp | Wood chip digestion |
-
1963
- 1963-09-13 US US308777A patent/US3347739A/en not_active Expired - Lifetime
- 1963-09-13 FR FR947488A patent/FR1375278A/fr not_active Expired
- 1963-09-13 FI FI631771A patent/FI44743C/fi active
- 1963-09-16 DE DED42490A patent/DE1290037B/de active Pending
- 1963-09-16 GB GB36325/63A patent/GB1064715A/en not_active Expired
- 1963-09-16 SE SE10122/63A patent/SE303424B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1375278A (fr) | 1964-10-16 |
| SE303424B (en:Method) | 1968-08-26 |
| US3347739A (en) | 1967-10-17 |
| FI44743B (en:Method) | 1971-08-31 |
| DE1290037B (de) | 1969-02-27 |
| FI44743C (fi) | 1971-12-10 |
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