FI98381B - Menetelmä rikki-natrium- suhteen säätämiseksi soodakattilan savukaasuissa - Google Patents
Menetelmä rikki-natrium- suhteen säätämiseksi soodakattilan savukaasuissaInfo
- Publication number
- FI98381B FI98381B FI933335A FI933335A FI98381B FI 98381 B FI98381 B FI 98381B FI 933335 A FI933335 A FI 933335A FI 933335 A FI933335 A FI 933335A FI 98381 B FI98381 B FI 98381B
- Authority
- FI
- Finland
- Prior art keywords
- sodium
- sulfur
- controlling
- sulphur
- sodium ratio
- Prior art date
Links
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 3
- BNOODXBBXFZASF-UHFFFAOYSA-N [Na].[S] Chemical compound [Na].[S] BNOODXBBXFZASF-UHFFFAOYSA-N 0.000 title 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 3
- 239000005864 Sulphur Substances 0.000 abstract 3
- 229910052708 sodium Inorganic materials 0.000 abstract 3
- 239000011734 sodium Substances 0.000 abstract 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 abstract 2
- 238000011084 recovery Methods 0.000 abstract 2
- 239000003546 flue gas Substances 0.000 abstract 1
- 239000010881 fly ash Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 239000000344 soap Substances 0.000 abstract 1
- 229910052938 sodium sulfate Inorganic materials 0.000 abstract 1
- 235000011152 sodium sulphate Nutrition 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
- D21C11/06—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
- D21C11/0085—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
-
- 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
-
- 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
- Treating Waste Gases (AREA)
- Paper (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI933335A FI98381B (fi) | 1993-07-23 | 1993-07-23 | Menetelmä rikki-natrium- suhteen säätämiseksi soodakattilan savukaasuissa |
| US08/278,410 US5562804A (en) | 1993-07-23 | 1994-07-21 | Method for adjusting the sulphur/sodium ratio in the flue gases of a soda recovery boiler |
| SE9402556A SE515601C2 (sv) | 1993-07-23 | 1994-07-22 | Förfarande för reglering av förhållandet svavel till natrium i rökgaserna från en sodapanna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI933335A FI98381B (fi) | 1993-07-23 | 1993-07-23 | Menetelmä rikki-natrium- suhteen säätämiseksi soodakattilan savukaasuissa |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI933335A0 FI933335A0 (fi) | 1993-07-23 |
| FI933335L FI933335L (fi) | 1995-01-24 |
| FI98381B true FI98381B (fi) | 1997-02-28 |
Family
ID=8538341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI933335A FI98381B (fi) | 1993-07-23 | 1993-07-23 | Menetelmä rikki-natrium- suhteen säätämiseksi soodakattilan savukaasuissa |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US5562804A (fi) |
| FI (1) | FI98381B (fi) |
| SE (1) | SE515601C2 (fi) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE518735C2 (sv) * | 1999-10-13 | 2002-11-12 | Chemrec Ab | Förfarande och anordning vid utvinning av kemikalier i samband med förgasning av restprodukter från massaframställning |
| US20070076082A1 (en) * | 2005-09-30 | 2007-04-05 | Lexmark International, Inc. | Methods and apparatuses for measuring print area using hand-held printer |
| FI123022B (fi) * | 2007-09-03 | 2012-10-15 | Andritz Oy | Menetelmä sellutehtaan hajukaasujen käsittelyssä |
| FI129103B (fi) | 2017-04-28 | 2021-07-15 | Andritz Oy | Menetelmä soodakattilan lentotuhkan käsittelemiseksi |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI914521A7 (fi) * | 1991-09-26 | 1993-03-27 | A Ahlstrom Corp | Menetelmä ja laite sellutehtaan väkevien hajukaasujen käsittelemiseksi |
-
1993
- 1993-07-23 FI FI933335A patent/FI98381B/fi active
-
1994
- 1994-07-21 US US08/278,410 patent/US5562804A/en not_active Expired - Fee Related
- 1994-07-22 SE SE9402556A patent/SE515601C2/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| SE9402556L (sv) | 1995-01-24 |
| SE9402556D0 (sv) | 1994-07-22 |
| SE515601C2 (sv) | 2001-09-03 |
| FI933335A0 (fi) | 1993-07-23 |
| US5562804A (en) | 1996-10-08 |
| FI933335L (fi) | 1995-01-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB | Publication of examined application |