CA1230209A - Firing of lime sludge reburning kilns with a solid fuel - Google Patents
Firing of lime sludge reburning kilns with a solid fuelInfo
- Publication number
- CA1230209A CA1230209A CA000470488A CA470488A CA1230209A CA 1230209 A CA1230209 A CA 1230209A CA 000470488 A CA000470488 A CA 000470488A CA 470488 A CA470488 A CA 470488A CA 1230209 A CA1230209 A CA 1230209A
- Authority
- CA
- Canada
- Prior art keywords
- lime
- lime sludge
- kiln
- ashes
- cyclone
- 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
- 235000008733 Citrus aurantifolia Nutrition 0.000 title claims abstract description 90
- 235000011941 Tilia x europaea Nutrition 0.000 title claims abstract description 90
- 239000004571 lime Substances 0.000 title claims abstract description 90
- 239000010802 sludge Substances 0.000 title claims abstract description 71
- 239000004449 solid propellant Substances 0.000 title claims abstract description 19
- 238000010304 firing Methods 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 47
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 36
- 235000002918 Fraxinus excelsior Nutrition 0.000 claims abstract description 29
- 239000002956 ash Substances 0.000 claims abstract description 29
- 235000012255 calcium oxide Nutrition 0.000 claims abstract description 18
- 239000000292 calcium oxide Substances 0.000 claims abstract description 18
- 239000003546 flue gas Substances 0.000 claims abstract description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract 4
- 235000010216 calcium carbonate Nutrition 0.000 claims abstract 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract 2
- 239000000446 fuel Substances 0.000 claims description 22
- 238000002309 gasification Methods 0.000 claims description 17
- 238000001816 cooling Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 240000006909 Tilia x europaea Species 0.000 description 76
- 239000003921 oil Substances 0.000 description 20
- 239000002023 wood Substances 0.000 description 14
- 239000007789 gas Substances 0.000 description 12
- 238000002485 combustion reaction Methods 0.000 description 11
- 239000000843 powder Substances 0.000 description 11
- 229910052710 silicon Inorganic materials 0.000 description 10
- 239000010703 silicon Substances 0.000 description 10
- 238000010411 cooking Methods 0.000 description 9
- 239000002893 slag Substances 0.000 description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 241000196324 Embryophyta Species 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 238000004061 bleaching Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000002916 wood waste Substances 0.000 description 2
- 235000009434 Actinidia chinensis Nutrition 0.000 description 1
- 244000298697 Actinidia deliciosa Species 0.000 description 1
- 235000009436 Actinidia deliciosa Nutrition 0.000 description 1
- 241001290594 Caustis Species 0.000 description 1
- 241000238366 Cephalopoda Species 0.000 description 1
- 241001331845 Equus asinus x caballus Species 0.000 description 1
- 240000002989 Euphorbia neriifolia Species 0.000 description 1
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- -1 bark Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 238000009993 causticizing Methods 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 206010025482 malaise Diseases 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 230000002618 waking effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2/00—Lime, magnesia or dolomite
- C04B2/10—Preheating, burning calcining or cooling
- C04B2/108—Treatment or selection of the fuel therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Treatment Of Sludge (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Paper (AREA)
- Processing Of Solid Wastes (AREA)
- Solid-Fuel Combustion (AREA)
- Telephone Function (AREA)
- Manufacturing And Processing Devices For Dough (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8307080-5 | 1983-12-21 | ||
| SE8307080A SE443816B (sv) | 1983-12-21 | 1983-12-21 | Sett att elda en mesaugn med fast brensle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1230209A true CA1230209A (en) | 1987-12-15 |
Family
ID=20353839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000470488A Expired CA1230209A (en) | 1983-12-21 | 1984-12-19 | Firing of lime sludge reburning kilns with a solid fuel |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4606722A (en:Method) |
| JP (1) | JPS60171254A (en:Method) |
| CA (1) | CA1230209A (en:Method) |
| FI (1) | FI72542C (en:Method) |
| NO (1) | NO163005C (en:Method) |
| SE (1) | SE443816B (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5354375A (en) * | 1993-10-12 | 1994-10-11 | Fuller Company | Lime sludge treatment process |
| US5413635A (en) * | 1993-12-30 | 1995-05-09 | Fuller Company | Lime sludge treatment process |
| US6398921B1 (en) | 1995-03-15 | 2002-06-04 | Microgas Corporation | Process and system for wastewater solids gasification and vitrification |
| US5890442A (en) * | 1996-01-23 | 1999-04-06 | Mcdermott Technology, Inc. | Gas stabilized reburning for NOx control |
| US5769010A (en) * | 1996-02-01 | 1998-06-23 | Btu International, Inc. | Furnace including localized incineration of effluents |
| US8470290B1 (en) * | 2008-02-08 | 2013-06-25 | Boise Packaging & Newsprint, L.L.C. | Methods and apparatus for industrial waste recovery |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3203761A (en) * | 1962-02-05 | 1965-08-31 | Kimberly Clark Co | Process for production of lime |
| US3271015A (en) * | 1963-01-25 | 1966-09-06 | Harold A Mahony | Process of preparing lime and a system including means for providing a hot gas for use in the process |
| US3345052A (en) * | 1966-10-14 | 1967-10-03 | Calcimatic Internat Ltd | Method and means of calcining limestone |
| DE2719347B2 (de) * | 1977-04-30 | 1980-11-13 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zum Brennen von Kalk mit festem kohlenstoffhaltigem Brennstoff im Drehrohrofen |
| US4408548A (en) * | 1979-04-17 | 1983-10-11 | Jorg Schmalfeld | Pulverized coal combustion method and apparatus |
| US4473014A (en) * | 1982-09-29 | 1984-09-25 | Commonwealth Edison Company | Cyclone detector |
| US4462794A (en) * | 1982-11-12 | 1984-07-31 | Intermountain Research & Development | Method of operating a rotary calciner retrofitted to coal-firing |
-
1983
- 1983-12-21 SE SE8307080A patent/SE443816B/sv not_active IP Right Cessation
-
1984
- 1984-12-17 NO NO845064A patent/NO163005C/no unknown
- 1984-12-18 US US06/683,138 patent/US4606722A/en not_active Expired - Fee Related
- 1984-12-19 CA CA000470488A patent/CA1230209A/en not_active Expired
- 1984-12-20 FI FI845079A patent/FI72542C/fi not_active IP Right Cessation
- 1984-12-20 JP JP59270525A patent/JPS60171254A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FI72542B (fi) | 1987-02-27 |
| NO163005C (no) | 1990-03-21 |
| FI72542C (fi) | 1987-06-08 |
| US4606722A (en) | 1986-08-19 |
| FI845079L (fi) | 1985-06-22 |
| NO163005B (no) | 1989-12-11 |
| FI845079A0 (fi) | 1984-12-20 |
| JPH0432791B2 (en:Method) | 1992-06-01 |
| JPS60171254A (ja) | 1985-09-04 |
| SE443816B (sv) | 1986-03-10 |
| SE8307080D0 (sv) | 1983-12-21 |
| SE8307080L (sv) | 1985-06-22 |
| NO845064L (no) | 1985-06-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |