FI875056A - Menetelmä energian ja kemikaalien saamiseksi talteen massanvalmistusprosesseista - Google Patents
Menetelmä energian ja kemikaalien saamiseksi talteen massanvalmistusprosesseista Download PDFInfo
- Publication number
- FI875056A FI875056A FI875056A FI875056A FI875056A FI 875056 A FI875056 A FI 875056A FI 875056 A FI875056 A FI 875056A FI 875056 A FI875056 A FI 875056A FI 875056 A FI875056 A FI 875056A
- Authority
- FI
- Finland
- Prior art keywords
- chemicals
- recovering energy
- pulping processes
- pulping
- processes
- Prior art date
Links
- 238000000034 method Methods 0.000 title 2
- 238000004537 pulping Methods 0.000 title 1
- 239000000126 substance Substances 0.000 title 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
- D21C11/12—Combustion of pulp liquors
- D21C11/125—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis
-
- 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
- D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
- D21C11/063—Treatment of gas streams comprising solid matter, e.g. the ashes resulting from the combustion of black liquor
- D21C11/066—Separation of solid compounds from these gases; further treatment of recovered products
-
- 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
- D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
- D21C11/08—Deodorisation ; Elimination of malodorous compounds, e.g. sulfur compounds such as hydrogen sulfide or mercaptans, from gas streams
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8605116A SE462106B (sv) | 1986-11-28 | 1986-11-28 | Saett att utvinna energi och kemikalier ur avlut fraan massaberedning |
SE8605116 | 1986-11-28 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI875056A0 FI875056A0 (fi) | 1987-11-16 |
FI875056A true FI875056A (fi) | 1988-05-29 |
FI91172B FI91172B (fi) | 1994-02-15 |
FI91172C FI91172C (fi) | 1996-09-24 |
Family
ID=20366449
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI875056A FI91172C (fi) | 1986-11-28 | 1987-11-16 | Menetelmä energian ja kemikaalien saamiseksi talteen massanvalmistusprosesseista |
Country Status (5)
Country | Link |
---|---|
US (1) | US4872950A (fi) |
JP (1) | JP2641874B2 (fi) |
CA (1) | CA1288553C (fi) |
FI (1) | FI91172C (fi) |
SE (1) | SE462106B (fi) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI84516B (fi) * | 1990-04-03 | 1991-08-30 | Ahlstroem Oy | Foerfarande och anordning foer vaerme- och elproduktion i en sulfatcellulosafabrik. |
FI87092C (fi) * | 1990-11-07 | 1992-11-25 | Ahlstroem Oy | Foerfarande foer behandling av svartlut |
US5326433A (en) * | 1991-02-06 | 1994-07-05 | Ahlstrom Recovery Inc. | Multi-level sulfide content white liquor production and utilization in cellulose pulping |
FI914586A (fi) * | 1991-09-27 | 1993-03-28 | Ahlstroem Oy | Foerfarande foer foerminskning av asklasten av en cellufabriks pannanlaeggning |
SE501334C2 (sv) * | 1991-11-04 | 1995-01-16 | Kvaerner Pulping Tech | Sätt att termiskt sönderdela ett kolhaltigt råmaterial vid understökiometrisk syretillförsel samt anordning för genomförande av sättet |
SE468600B (sv) * | 1991-12-16 | 1993-02-15 | Chemrec Ab | Saett att framstaella koklut med hoeg sulfiditet |
US5284550A (en) * | 1992-06-18 | 1994-02-08 | Combustion Engineering, Inc. | Black liquier gasification process operating at low pressures using a circulating fluidized bed |
US5450892A (en) * | 1993-03-29 | 1995-09-19 | Alliedsignal Inc. | Alkaline scrubber for condensate stripper off-gases |
US6306357B1 (en) | 1994-01-18 | 2001-10-23 | Abb Flakt Ab | Process and apparatus for absorbing hydrogen sulphide |
FI95608B (fi) * | 1994-06-17 | 1995-11-15 | Ahlstroem Oy | Menetelmä keittolipeiden valmistamiseksi viherlipeää kiteyttämällä |
US5624470A (en) * | 1995-12-22 | 1997-04-29 | Combustion Engineering, Inc. | Black liquor gasification with integrated warm-up and purge |
US5738758A (en) * | 1995-12-22 | 1998-04-14 | The University Of New Brunswick | Process for the conversion of calcium sulfide |
FI104335B (fi) * | 1997-10-13 | 1999-12-31 | Poeyry Jaakko & Co Oy | Menetelmä alkalin ja energian talteenottamiseksi silikaattipitoisesta mustalipeästä |
US6540871B1 (en) | 1999-12-21 | 2003-04-01 | The Maitland Company | Method for processing black liquor sediment |
GB0325578D0 (en) * | 2003-11-03 | 2003-12-03 | Bioregional Minimills Uk Ltd | Method for treating black liquor |
WO2004005610A1 (en) * | 2002-07-04 | 2004-01-15 | Kvaerner Power Oy | Method for treatment of spent liquor |
FI117479B (fi) * | 2002-07-22 | 2006-10-31 | Metsae Botnia Ab Oy | Menetelmä lämpö- ja sähköenergian tuottamiseksi |
FI123022B (fi) * | 2007-09-03 | 2012-10-15 | Andritz Oy | Menetelmä sellutehtaan hajukaasujen käsittelyssä |
FI20085416L (fi) * | 2008-05-06 | 2009-11-07 | Metso Power Oy | Menetelmä ja laitteisto sellutehtaan mustalipeän käsittelemiseksi |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3183145A (en) * | 1962-06-22 | 1965-05-11 | Jr Theron T Collins | Odor control and heat recovery in wood pulping process |
US3920506A (en) * | 1970-05-08 | 1975-11-18 | Ass Pulp & Paper Mills | Wet combustion of waste liquors |
US3873414A (en) * | 1971-10-25 | 1975-03-25 | Air Liquide | Process for the treatment of black liquor of cellulosic pulp wherein oxidation is performed both before and after black liquor concentration |
JPS4898103A (fi) * | 1972-03-03 | 1973-12-13 | ||
FI52128C (fi) * | 1976-04-12 | 1977-06-10 | Rosenlew Ab Oy W | Tapa ottaa sellutuksessa talteen lämpöä sekä helposti haihtuvia alkoho leja ja rikkiyhdisteitä sisältävät fraktiot mustalipeästä. |
US4299652A (en) * | 1978-07-31 | 1981-11-10 | Ebara Corporation | Process for recovery of pulp mill chemicals |
CA1160403A (en) * | 1980-07-11 | 1984-01-17 | Richard L. Gay | Method of treating kraft black liquor |
US4522685A (en) * | 1983-01-17 | 1985-06-11 | International Paper Company | Method of operating a spent pulping liquor combustion apparatus |
-
1986
- 1986-11-28 SE SE8605116A patent/SE462106B/sv not_active IP Right Cessation
-
1987
- 1987-11-16 FI FI875056A patent/FI91172C/fi not_active IP Right Cessation
- 1987-11-17 US US07/121,795 patent/US4872950A/en not_active Expired - Fee Related
- 1987-11-27 JP JP62299611A patent/JP2641874B2/ja not_active Expired - Lifetime
- 1987-11-27 CA CA000553042A patent/CA1288553C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
SE8605116D0 (sv) | 1986-11-28 |
US4872950A (en) | 1989-10-10 |
SE8605116L (sv) | 1988-05-29 |
CA1288553C (en) | 1991-09-10 |
FI91172B (fi) | 1994-02-15 |
FI875056A0 (fi) | 1987-11-16 |
JPS63152494A (ja) | 1988-06-24 |
FI91172C (fi) | 1996-09-24 |
SE462106B (sv) | 1990-05-07 |
JP2641874B2 (ja) | 1997-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application | ||
MM | Patent lapsed |
Owner name: GENERAL PROCESS AA AB |