CA1165112A - Method and apparatus for thermally treating pulverulent materials - Google Patents
Method and apparatus for thermally treating pulverulent materialsInfo
- Publication number
- CA1165112A CA1165112A CA000390023A CA390023A CA1165112A CA 1165112 A CA1165112 A CA 1165112A CA 000390023 A CA000390023 A CA 000390023A CA 390023 A CA390023 A CA 390023A CA 1165112 A CA1165112 A CA 1165112A
- Authority
- CA
- Canada
- Prior art keywords
- rotary kiln
- suspension
- gas
- introducing
- sintering
- 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
- 239000000463 material Substances 0.000 title claims abstract description 208
- 238000000034 method Methods 0.000 title claims abstract description 54
- 238000005245 sintering Methods 0.000 claims abstract description 46
- 239000004568 cement Substances 0.000 claims abstract description 29
- 235000012054 meals Nutrition 0.000 claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 239000000725 suspension Substances 0.000 claims description 120
- 239000007789 gas Substances 0.000 claims description 80
- 239000000446 fuel Substances 0.000 claims description 30
- 238000007599 discharging Methods 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000007669 thermal treatment Methods 0.000 abstract description 7
- 229910019142 PO4 Inorganic materials 0.000 abstract description 2
- 229910001570 bauxite Inorganic materials 0.000 abstract description 2
- 238000002844 melting Methods 0.000 abstract description 2
- 230000008018 melting Effects 0.000 abstract description 2
- 239000010452 phosphate Substances 0.000 abstract description 2
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 11
- 238000001354 calcination Methods 0.000 description 10
- 239000002245 particle Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000005054 agglomeration Methods 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical group [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- -1 e.g. Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 241001237728 Precis Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 1
- 150000008041 alkali metal carbonates Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 235000010216 calcium carbonate Nutrition 0.000 description 1
- 235000012241 calcium silicate Nutrition 0.000 description 1
- JHLNERQLKQQLRZ-UHFFFAOYSA-N calcium silicate Chemical compound [Ca+2].[Ca+2].[O-][Si]([O-])([O-])[O-] JHLNERQLKQQLRZ-UHFFFAOYSA-N 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000010006 flight Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000011144 upstream manufacturing 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
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
- C04B7/44—Burning; Melting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories or equipment specially adapted for rotary-drum furnaces
- F27B7/2016—Arrangements of preheating devices for the charge
- F27B7/2041—Arrangements of preheating devices for the charge consisting of at least two strings of cyclones with two different admissions of raw material
- F27B7/205—Arrangements of preheating devices for the charge consisting of at least two strings of cyclones with two different admissions of raw material with precalcining means on the string supplied with exhaust gases from the cooler
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Furnace Details (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8036838 | 1980-11-17 | ||
| GB80.36838 | 1980-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1165112A true CA1165112A (en) | 1984-04-10 |
Family
ID=10517366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000390023A Expired CA1165112A (en) | 1980-11-17 | 1981-11-13 | Method and apparatus for thermally treating pulverulent materials |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4420302A (enEXAMPLES) |
| EP (1) | EP0052430B1 (enEXAMPLES) |
| JP (1) | JPS57155083A (enEXAMPLES) |
| KR (1) | KR830008544A (enEXAMPLES) |
| BR (1) | BR8107456A (enEXAMPLES) |
| CA (1) | CA1165112A (enEXAMPLES) |
| DE (1) | DE3164457D1 (enEXAMPLES) |
| DK (1) | DK150269C (enEXAMPLES) |
| IN (1) | IN156442B (enEXAMPLES) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0141932A3 (de) * | 1983-08-25 | 1986-11-26 | Klöckner-Humboldt-Deutz Aktiengesellschaft | Verfahren und Anlage zur schadstofffreien Beseitigung von Schad- und Abfallstoffen mit geringem Heizwert, insbesondere Müll, durch Verbrennung |
| JPS6086374A (ja) * | 1983-10-17 | 1985-05-15 | 株式会社神戸製鋼所 | セメント原料焼成用ロ−タリキルン |
| DE102005052753A1 (de) * | 2005-11-04 | 2007-05-10 | Polysius Ag | Anlage und Verfahren zur Herstellung von Zementklinker |
| KR101385101B1 (ko) * | 2008-06-27 | 2014-04-15 | 동부대우전자 주식회사 | 가스식 건조기의 밸브 제어 방법 |
| ES3000387T3 (en) * | 2020-12-07 | 2025-02-28 | Deutsch Zentr Luft & Raumfahrt | Solar radiation receiver apparatus for heating a heat transfer medium in a solar thermal power plant |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB457957A (en) * | 1935-03-11 | 1936-12-09 | Eugene Camille Saint Jacques | Improvements in or relating to furnaces for the treatment of pulverulent materials |
| US2489211A (en) * | 1947-02-10 | 1949-11-22 | Witt Joshua Chitwood | Apparatus for producing cement clinker and the like |
| US2776132A (en) * | 1953-02-06 | 1957-01-01 | Pyzel Robert | Cement manufacture |
| US3013786A (en) * | 1954-07-09 | 1961-12-19 | Union Commerce Bank | Hydraulic cement process |
| DE1099436B (de) | 1959-07-18 | 1961-02-09 | Heidelberg Portland Zement | Verfahren zur Herstellung von Zement, insbesondere Weisszement |
| DE1807292C3 (de) * | 1968-11-06 | 1974-09-05 | Polysius Ag, 4723 Neubeckum | Anlage zum Brennen und/oder Sintern von Feingut |
| DE2120482A1 (de) * | 1971-04-27 | 1972-11-02 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Verfahren und Vorrichtung zur chemischen und/oder physikalischen Behandlung von feinkörnigem Gut |
| US3799735A (en) * | 1972-01-05 | 1974-03-26 | Smidth & Co As F L | Conveyor flights for rotary kiln |
| GB1446241A (en) * | 1974-03-22 | 1976-08-18 | Smdth Co As F L | Method of and plant for calcinating pulverous raw material |
| GB1453215A (en) * | 1974-05-10 | 1976-10-20 | Smidth & Co As F L | Calcination of pulverous material |
| FR2279043A1 (fr) * | 1974-07-17 | 1976-02-13 | Fives Cail Babcock | Installation de traitement thermique de matieres pulverulentes notamment pour la fabrication du ciment |
| JPS5343182B2 (enEXAMPLES) * | 1974-11-07 | 1978-11-17 | ||
| DE2738987A1 (de) * | 1977-08-30 | 1979-03-15 | Ferdinand Dr Mont Fink | Verfahren und vorrichtung zum brennen von zement |
-
1981
- 1981-10-20 DE DE8181304900T patent/DE3164457D1/de not_active Expired
- 1981-10-20 EP EP81304900A patent/EP0052430B1/en not_active Expired
- 1981-11-05 DK DK489781A patent/DK150269C/da not_active IP Right Cessation
- 1981-11-13 CA CA000390023A patent/CA1165112A/en not_active Expired
- 1981-11-16 US US06/321,724 patent/US4420302A/en not_active Expired - Fee Related
- 1981-11-17 BR BR8107456A patent/BR8107456A/pt unknown
- 1981-11-17 KR KR1019810004448A patent/KR830008544A/ko not_active Withdrawn
- 1981-11-17 JP JP56184323A patent/JPS57155083A/ja active Pending
- 1981-11-17 IN IN1278/CAL/81A patent/IN156442B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK489781A (da) | 1982-05-18 |
| DE3164457D1 (en) | 1984-08-02 |
| JPS57155083A (en) | 1982-09-25 |
| DK150269C (da) | 1987-10-12 |
| KR830008544A (ko) | 1983-12-10 |
| BR8107456A (pt) | 1982-08-10 |
| US4420302A (en) | 1983-12-13 |
| EP0052430B1 (en) | 1984-06-27 |
| IN156442B (enEXAMPLES) | 1985-08-03 |
| EP0052430A1 (en) | 1982-05-26 |
| DK150269B (da) | 1987-01-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry | ||
| MKEX | Expiry |
Effective date: 20010410 |