FI811128L - Metod och anordning foer regenerering av pappersindustrins avlut - Google Patents
Metod och anordning foer regenerering av pappersindustrins avlutInfo
- Publication number
- FI811128L FI811128L FI811128A FI811128A FI811128L FI 811128 L FI811128 L FI 811128L FI 811128 A FI811128 A FI 811128A FI 811128 A FI811128 A FI 811128A FI 811128 L FI811128 L FI 811128L
- Authority
- FI
- Finland
- Prior art keywords
- pappersindustrins
- avlut
- methods
- anordning foer
- och anordning
- Prior art date
Links
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
- D21C11/12—Combustion of pulp liquors
-
- 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
- D21C11/0085—Introduction of auxiliary substances into the regenerating system in order to improve the performance of certain steps of the latter, the presence of these substances being confined to the regeneration cycle
- D21C11/0092—Substances modifying the evaporation, combustion, or thermal decomposition processes of black liquor
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13965780 | 1980-04-14 | ||
US06/139,657 US4303469A (en) | 1980-04-14 | 1980-04-14 | Process and apparatus for recovery of spent pulping liquors |
Publications (3)
Publication Number | Publication Date |
---|---|
FI811128L true FI811128L (fi) | 1981-10-15 |
FI73756B FI73756B (fi) | 1987-07-31 |
FI73756C FI73756C (fi) | 1987-11-09 |
Family
ID=22487702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI811128A FI73756C (fi) | 1980-04-14 | 1981-04-10 | Metod och anordning foer regenerering av pappersindustrins avlut. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4303469A (fi) |
JP (2) | JPS56148988A (fi) |
AU (1) | AU536220B2 (fi) |
CA (1) | CA1169607A (fi) |
FI (1) | FI73756C (fi) |
SE (1) | SE8102305L (fi) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4303469A (en) * | 1980-04-14 | 1981-12-01 | International Paper Company | Process and apparatus for recovery of spent pulping liquors |
US4439272A (en) * | 1982-01-13 | 1984-03-27 | Nguyen Xuan T | Pulp mill residual liquor recovery process |
US4441959A (en) * | 1982-07-21 | 1984-04-10 | International Paper Company | Recovery of heat and chemical values from spent pulping liquors |
US4522685A (en) * | 1983-01-17 | 1985-06-11 | International Paper Company | Method of operating a spent pulping liquor combustion apparatus |
FI71541C (fi) * | 1985-05-22 | 1987-01-19 | Ahlstroem Oy | Metod att tillvarataga alkalikemikalier ur en roekgas som innehaoller alkalimetallaongor. |
US5284550A (en) * | 1992-06-18 | 1994-02-08 | Combustion Engineering, Inc. | Black liquier gasification process operating at low pressures using a circulating fluidized bed |
US5391356A (en) * | 1993-03-26 | 1995-02-21 | International Paper Company | Flow distributor for a fluidized bed reactor |
TW245651B (en) * | 1994-02-24 | 1995-04-21 | Babcock & Wilcox Co | Black liquor gasifier |
US5582683A (en) * | 1994-04-19 | 1996-12-10 | International Paper Company | Method for the recovery of chemical values from black liquor in multiple streams of different chemical values |
US5545292A (en) * | 1994-09-09 | 1996-08-13 | Institute Of Paper Science And Technology, Inc. | Kraft smelt solidification in a fluidized bed reactor |
US5624470A (en) * | 1995-12-22 | 1997-04-29 | Combustion Engineering, Inc. | Black liquor gasification with integrated warm-up and purge |
GB0325578D0 (en) * | 2003-11-03 | 2003-12-03 | Bioregional Minimills Uk Ltd | Method for treating black liquor |
IL207329A0 (en) * | 2010-08-01 | 2010-12-30 | Robert Jansen | A method for refining a recycle extractant and for processing a lignocellulosic material and for the production of a carbohydrate composition |
CN102706509A (zh) * | 2012-06-21 | 2012-10-03 | 华北电力大学(保定) | 电站循环流化床锅炉冷渣器运行状态监测装置 |
CN102889602B (zh) * | 2012-07-10 | 2015-07-15 | 上海禾子隆环保科技有限公司 | 一种高浓度含盐废液焚烧装置及其处理方法 |
CN102943404B (zh) * | 2012-09-29 | 2014-10-15 | 广西大学 | 一种木素提取结合合成气生产的黑液处理方法 |
WO2016046161A1 (en) * | 2014-09-22 | 2016-03-31 | Huntsman International Llc | Process for treating black liquor |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2291833A (en) * | 1940-11-23 | 1942-08-04 | Mathieson Alkali Works Inc | Process of regenerating sulphate pulp cooking liquors |
US3322492A (en) * | 1964-07-31 | 1967-05-30 | Little Inc A | Kraft black liquor recovery |
US3574051A (en) * | 1968-02-08 | 1971-04-06 | Chemical Construction Corp | Recovery of black liquor |
US3674630A (en) * | 1969-11-14 | 1972-07-04 | Copeland Systems Inc | Kraft liquor recovery system including physically isolated oxidation and reduction stages |
US3761568A (en) * | 1971-02-16 | 1973-09-25 | Univ California | Method and apparatus for the destructive decomposition of organic wastes without air pollution and with recovery of chemical byproducts |
GB1523500A (en) * | 1975-10-21 | 1978-09-06 | Battelle Development Corp | Method of operating a fluidized bed system |
US4303469A (en) * | 1980-04-14 | 1981-12-01 | International Paper Company | Process and apparatus for recovery of spent pulping liquors |
CA1199454A (en) * | 1982-01-26 | 1986-01-21 | Russell S. Andrews, Jr. | Recovery of heat and chemical values from spent pulping liquors |
JPS62268888A (ja) * | 1986-05-16 | 1987-11-21 | 川崎重工業株式会社 | 酸化鉄造粒物の供給方法 |
JPS63225519A (ja) * | 1986-10-29 | 1988-09-20 | Seishi Gijutsu Kenkyu Kumiai | 鉄酸ソ−ダから苛性ソ−ダ水溶液を製造する方法 |
-
1980
- 1980-04-14 US US06/139,657 patent/US4303469A/en not_active Expired - Lifetime
-
1981
- 1981-03-19 CA CA000373421A patent/CA1169607A/en not_active Expired
- 1981-04-10 FI FI811128A patent/FI73756C/fi not_active IP Right Cessation
- 1981-04-10 SE SE8102305A patent/SE8102305L/xx unknown
- 1981-04-10 JP JP5326681A patent/JPS56148988A/ja active Granted
- 1981-04-10 AU AU69378/81A patent/AU536220B2/en not_active Ceased
-
1992
- 1992-03-23 JP JP4095869A patent/JPH0681285A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU536220B2 (en) | 1984-04-19 |
JPH0681285A (ja) | 1994-03-22 |
JPS56148988A (en) | 1981-11-18 |
SE8102305L (sv) | 1981-10-15 |
AU6937881A (en) | 1981-10-22 |
CA1169607A (en) | 1984-06-26 |
FI73756B (fi) | 1987-07-31 |
JPH0331833B2 (fi) | 1991-05-08 |
FI73756C (fi) | 1987-11-09 |
US4303469A (en) | 1981-12-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: INTERNATIONAL PAPER COMPANY |