CN1231700C - Incinerator for waste disposal - Google Patents
Incinerator for waste disposal Download PDFInfo
- Publication number
- CN1231700C CN1231700C CNB021063532A CN02106353A CN1231700C CN 1231700 C CN1231700 C CN 1231700C CN B021063532 A CNB021063532 A CN B021063532A CN 02106353 A CN02106353 A CN 02106353A CN 1231700 C CN1231700 C CN 1231700C
- Authority
- CN
- China
- Prior art keywords
- air
- combustion chamber
- pipe
- air supply
- incinerator
- 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 - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/32—Incineration of waste; Incinerator constructions; Details, accessories or control therefor the waste being subjected to a whirling movement, e.g. cyclonic incinerators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
Abstract
The present invention discloses an incinerator for waste disposal. A cylindrical combustion chamber is built in an incinerator main body. An air chamber is built inside the combustion chamber, which enables compressed air to be supplied from a blower to the combustion chamber. Air supply pipes linked to the air chamber, orientated towards the center of the incinerator are installed in the combustion chamber. The area around the air supply pipes forms the center of the combustion chamber. Air supply branch pipes are installed on one side of the horizontal pipes of the upper and low er air supply pipes, which maintain constant air to be blown out in a constant direction at all time. The compressed air blown out from the air supply branch pipes from the horizontal pipe circulate in the combustion chamber. Air supply branch pipes are vertically and horizontally staggered on the vertical side of the air supply pipe, which will enable air to be blown out in various directions.
Description
Technical field
The present invention relates to the incinerator that uses in the waste disposal field, more particularly, is relevant with the incinerator that active combustion more is provided.
Background technology
When burning industrial waste and other refuses, generation comprises that the harmful substance of dioxin has become a subject matter.A kind of known incinerator has a main body, in it, on the top of combustion chamber an air heating pipe is installed, and in the bottom of combustion chamber some air supply pipes is installed.Each air supply pipe is a double-decker, and it is formed by managing in an outer water pipe and one.In this incinerator, the compressed air that heats in air heating pipe will blow out from air supply pipe, and when it blew out from air supply branched pipe and water pipe, it circulated in the combustion chamber.
The Lower Half of this incinerator main body is to cover with an air chamber unit overcoat, and air chamber is to supply with branched pipe by auxiliary air outstanding from water jacket with the connection of combustion chamber.The installation that auxiliary air is supplied with branched pipe is parallel with the height of incinerator main body.The air that blows out from the auxiliary air supply pipe, and then supply with oxygen and give the combustion chamber, and blow away the ashes of combustion waste.If the incinerator size is little, supply with branched pipe from the auxiliary air that is installed in furnace bottom and furnace wall, air is easy to supply to furnace bottom, furnace wall and stove center.Yet if the incinerator size is big, air does not arrive the stove center, and the result is that especially when the air that blows out from the furnace wall was subjected to ingle flame ascending air obstruction, the result was that efficiency of combustion is low owing to lack oxygen and incomplete combustion.
Imperfect combustion causes that generation comprises the harmful substance of dioxin, and it becomes a key subject that needs statement.Thereby, dissimilar refuses, for example liquid, mud, high humidity refuse and solid liquefaction comburant need different incinerators.
Summary of the invention
This incinerator provides burning usefulness, and seeks to make generation dioxin and imperfect combustion for minimum.Even big incinerator also will make incinerator work continuously.
Therefore, the basic purpose of the invention of being presented provides a kind of energy and produces the more effectively incinerator of burning.
A kind of pattern according to the invention of presenting, a kind of incinerator that is used for waste disposal is provided, it comprises: the combustion chamber that is positioned at incinerator, and at least one air and/or steam suppling tube are arranged in the combustion chamber, this supply pipe is supplied with combustion chamber air and/or steam, wherein the structure of each air and/or steam suppling tube all has a water pipe and at least one to be installed in the interior interior pipe of water pipe with one heart, and a large amount of air and/or the steam that are installed on air and/or the steam suppling tube are supplied with branched pipe, so that keep air and/or steam to blow into the combustion chamber with various directions, this just makes air and/or steam in the combustion chamber produce rotation in the combustion chamber, thereby imperfect combustion is minimized.
For helping air is blowed to the center of incinerator, the shape of above-mentioned air supply pipe is preferred.
More preferably, air supply pipe is with any outstanding shape, and for example U, M, E, I or C shape are disposed.
Air is supplied with the branched pipe upper and lower end that is configured in air supply pipe preferably.
Also have, several air supply branched pipes relative to diameter ground can be along air supply pipe central vertical part, and equidistant intervals ground is installed.Can select several to installing so that the right angle is staggered to each other.For instance, in a typical circular cell, a pair of can radial orientation, adjacent several to can the circumference orientation.
Can select like this, several four air are supplied with the branched pipe group, and along air supply pipe central vertical part, equidistant intervals ground is installed.Around air supply pipe, can install alternately to rotate about 45 ° of orientations and adjacent several groups for several groups.
An air heating pipe first-selection is installed in the top of incinerator, so that make high temperature compressed air supply with the combustion chamber, air heating pipe is connected by air supply pipe with the combustion chamber.
Also have, a steam generator is installed in the top of incinerator, and it supplies with steam and enters the combustion chamber, and steam generator is to be connected with air supply pipe with the combustion chamber.
Description of drawings
On behalf of a diagram of the present invention, accompanying drawing specialize scheme, and illustrates in greater detail in the following description.Wherein:
Fig. 1 has shown the vertical cross section of the incinerator that principle according to the present invention is drawn.
Fig. 2 has shown one in Fig. 1 combustion chamber, the horizontal sectional drawing of getting along line 2-2.
Fig. 3 has shown the horizontal sectional drawing of the amplification of an air supply pipe in Fig. 1 incinerator.
Fig. 4 has shown the vertical cross section of the amplification of an air supply pipe in Fig. 1 incinerator.
Fig. 5 has shown the air supply pipe of alternative wide variety of shapes.
The specific embodiment
With reference to the accompanying drawings, incinerator 10 (Fig. 1) comprises a combustion chamber 11, it by 14 of internal protecting wall 12 (Fig. 4) and outer wall 13 and the water jackets between inside and outside wall around, have central longitudinal axis.An air heating pipe 16 (Fig. 1) is installed in the top center place of the combustion chamber 11 in the incinerator main body 15, and it can heat from the air of Gu blower fan 17.The upper end of air heating pipe 16 is connected to this Gu blower fan, perhaps is connected on the extraneous air supply pipe 18 that stretches out from another air blast (not showing).The lower end of air heating pipe 16 is connected to along the end of the upwardly extending hot-air supply pipe 19 of the outer wall of incinerator main body 15, and the other end of air heating pipe 19 passes air chamber 27, is connected on the air supply pipe 20 of combustion chamber 11.According to the specific scheme of being presented, this air supply pipe is a U-shaped.Yet, other outstanding shape, for example shown in Figure 5, also can use, as long as air blows out to the center, combustion chamber from pipe.
Each air supply pipe 20 all is a double-decker.Each air supply pipe 20 all comprises an outer water pipe 22, and water flows therein, and the water pipe two ends connect with water jacket 14.Water pipe 22 act as outer water jacket, has wrapped up the interior pipe 21 that is installed in one heart in the water pipe.The two ends of interior pipe 21 are connected to air chamber 27, air also is installed supplies with branched pipe 23 and 24, and shown in (Fig. 2 to Fig. 4), air supply branched pipe 23 and 24 passes water pipe so that allow pipe in the air outflow.
The air supply pipe unit comprises outer tube 22 and interior pipe 21, and the space between the two is loaded with the water of cooling usefulness, and in it, the end of air supply pipe branched pipe 23,24 is defined as exhaust outlet, and the air supply pipe branched pipe is from interior pipe extension and penetrates relevant outer tube.Exhaust outlet is included on the end of at least one air supply pipe unit, can produce many first exhaust outlets of above-mentioned circulation effectively and along many second exhaust outlets of above-mentioned longitudinal extension part, it produces fully no grid around central longitudinal axis and circulates.First exhaust outlet is by first branched pipe 23, and second exhaust outlet is extended to form between interior pipe and outer tube by second branched pipe 24.
It is flatly and on the interior pipe 21 of vertically interconnected vertical component 26 at air supply pipe 20 that air is supplied with branched pipe.With the method for example, it is right that Fig. 4 has shown that air is supplied with interlocking alternately of branched pipe 24.Whenever-to be around the incinerator center relative with mutual radiation with circumferencial direction diameter ground.So, air blows out with four direction, has grid effect and does not but have grid direction stream.
Typically specialize in the scheme (not showing) at another kind, several groups of four air are supplied with branched pipes 24, and along the interior pipe 21 of the vertical component 26 of each air supply pipe 20, equidistant intervals ground is flatly installed.Several groups of adjacent four air are supplied with branched pipe 24, can install alternately with about 45 around interior pipe, and this makes air blow out with eight directions.
Typically specialize in the scheme (not showing) at another kind, several groups of eight air are supplied with branched pipes 24, and along the interior pipe 21 of the vertical component 26 of each air supply pipe 20, equidistant intervals ground is flatly installed.More air is supplied with branched pipe 24 vertical interlaceds, but is in line usually, so that air blows out with eight directions.
20 area surrounded of air supply pipe have formed the center of combustion chamber 33.Space in the combustion chamber 33 helps flame to circulate fully, and it has improved efficiency of combustion, and refuse is deployed in the combustion chamber 11 at an easy rate.The space of the middle section of combustion chamber 33 is to be formed in such zone, and air supply pipe 20 also can reach with air supply branched pipe 24 blow out air that are installed in vertical component 26 herein.
An air chamber unit overcoat 29 (Fig. 1) has covered the outer Lower Half of incinerator main body.Air chamber 27 in the overcoat 29 is connected to combustion chamber 11 by the interior pipe 21 that penetrates water jacket 14.Air is supplied with branched pipe 23 and 24 and is sent compressed air to combustion chamber 11.
Second air chamber unit overcoat 44 covered the outer downside of incinerator main body 15.Air chamber 45 in the overcoat 44 is supplied with branched pipe 30 by the auxiliary air that penetrates water jacket 14 and is connected to combustion chamber 11.
Auxiliary air is supplied with branched pipe 30 and is extended along main body, until the top of incinerator main body, as shown in Figure 2.The air that auxiliary air supply pipe 30 from combustion chamber 11 blows out is supplied with oxygen, and ashes are upwards blown.This makes the intact gas completing combustion of unburned, consequently efficiency of combustion height.Ashes scavenge unit 31 is the tops that are contained in incinerator main body 15, and it collects the ashes that upwards blow out.Therefore, there is no need with the ashes of manually removing combustion chamber 11.
At the top of incinerator main body 15, the feeding port 32 of industry and other refuse is installed, it has constituted the upper part of air chamber unit overcoat 29.Belt conveyor (not showing) is continuously sent industry and other refuse to combustion chamber 11 by feeding port 32.
Use air blast 17 or compressed-air actuated another compressed air supplies is provided for air heating pipe 16, can send air in the air chamber unit overcoat 29 air chamber 27.If air blast 17 is shared,, in pipeline, may need a pressure-reducing valve for the air pressure that keeps air supply chamber unit overcoat 29 is lower than the air pressure of air supply heating tube 16.
Fig. 1 has shown that air blast 34 is given and connected the air chamber 45 supply compressed air that auxiliary air is supplied with branched pipe 30.Fig. 1 has also shown, air blast 35 supply and exhaust flue air supplies, and it helps the ventilation of incinerator 10.In Fig. 1,36 is system's grooves, and 37 is that second system's groove and 38 is the 3rd system's grooves, and 39 is steam generators.High temperature compressed steam mixes with compressed air, supplies with combustion chamber 11, and this will improve efficiency of combustion.In other words, steam mixes with the compressed air that air supply pipe 20 blows out, and with strengthening the rotation of flame, has improved combustion chamber 11 efficiencies of combustion.40 is pumps, the 41st, and safety valve, 42 and 43 is many supply pipes of giving air chamber 27 supply steam.
The operating function of incinerator will be described below:
Industry and other refuse are configured in the bottom of the combustion chamber 11 of incinerator main body 15.Send industry and other refuse of feeding port 32 to, delivered to the bottom of combustion chamber 11.Air blast 17 is supplied with compressed air by double-deck air supply pipe 20.Also can select, the high temperature compressed steam that is installed in air heating pipe 16 supplies at 11 tops, combustion chamber mixes mutually with air blast 17 compressed and supplied air, and its mixing air is supplied with combustion chamber 11.Except above-mentioned feed system, be installed in the steam that the steam generator 39 on incinerator 15 tops supplied with and mix mutually with compressed air, supply with combustion chamber 11.When supplying with mixing air, supply with the air of branched pipe 23 from the air of the horizontal side up and down that is installed in air supply pipe 20, to blow out with constant direction always, so compressed air and/or the compressed air that has heated will form similar eddy current, circulation in combustion chamber 11, this will speed up burning.
The double-decker air supply pipe is mounted to the center, combustion chamber outstanding.The heat that blows out from air supply pipe and compressed air, produce air stream with certain orientation, have an additive air stream in the combustion chamber, to blow out with complete 360 ° of directions (promptly being) with sufficient no grid direction.The result is, air circulation has strengthened burning, and air supplies to all parts that the combustion chamber comprises furnace wall and stove center, and this will make the generation of dioxin and imperfect combustion minimize.Meanwhile, ashes will can not accumulate, and efficiency of combustion will be improved sharp, make incinerator to work continuously.
Directionless ground blowing out pressurised air is except air circulation, still because air is supplied with branched pipe is the cause on the vertical component of air supply pipe of flatly and vertically being staggered.This helps oxygen to supply with all parts of combustion chamber, thereby has kept best combustion.
Supply with the compressed air that branched pipe 23 and 24 blows out when air, when heating in the air heating pipe 16 at the top that is installed in combustion chamber 11, the temperature in the stove does not descend.In addition, supply with the air that branched pipe 23 blows out from air, produce the big air circulation that runs through combustion chamber 11, this will improve efficiency of combustion sharp.
Be installed in the steam that steam generator produced on the top of incinerator main body, after mixing with compressed air, supply with the combustion chamber, this has also improved efficiency of combustion.In other words, compressed air that air supply pipe blows out and vapor mixing make the revolving force of flame stronger (promptly be, increased rotation), and have strengthened the burning in the combustion chamber.
It is flatly and vertically to be staggered on the vertical component 26 of air supply pipe 20 that air is supplied with branched pipe 24, and when blowing out the air that heats and compress from this pipe, the oxygen in the combustion chamber 11 is supplied with sufficient.Although in existing large-scale incinerator, the center of combustion chamber usually lacks oxygen,, a large amount of oxygen can be supplied with in the center, combustion chamber in the incinerator of originally presenting, and this is because air supply pipe is the cause of intracardiac outstanding installation in the combustion chamber.The result is, ignition temperature will improve, and efficiency of combustion will be improved, and this will bring higher quantity combusted, less produce dioxin and imperfect combustion.
When the compressed air circulation time that blows out from air supply pipe 20, the residual ashes that burning is produced blow to from the bottom of incinerator.Ashes scavenge unit 31 is collected the ashes that upwards blow.The result is not need manually to remove from the combustion chamber ashes.Only need to collect incombustible.Therefore, this incinerator is suitable for use in the situation of long-term continuous operation.
Also have, utilize the combustion chamber built-in, the device of energy storage of liquids, incinerator can be handled various types of refuses.
In air supply pipe 20, interior pipe 21 is protected by water pipe 22.Water flows in water pipe and has also avoided the mistake high temperature rise of water pipe, and this helps avoid heat and degenerates.Therefore, pipeline will can not damage because of the impact of sending into industry and other refuse.
Aspect operating function of the present invention, explained that the burning of industry and other refuse is handled.Yet this invention is not limited only to handle industry and other refuse, also can be used for any combustible refuse.
Liquid wastes can be advanced the steam generator on incinerator main body top by pump, or send in the interior water jacket of incinerator main body.The steam that produces is launched into the combustion chamber, quickens burning process.
Fig. 5 has drawn alternative air supply pipe of different shape, and the alternative angle of branch's supply pipe.
The container 46 that is installed in the band water jacket in the combustion chamber can make the burning of liquid, mud, colloid, powdery refuse and solid liquefaction thing, with high-temp combustion.
Preferred specific scheme of the present invention and their advantage disclose in describing in detail in the above, and the present invention is not limited to this, just are subjected to the spirit and scope of the appended claims restriction.
Claims (19)
1. incinerator for waste disposal, it is characterized in that: it comprises: a combustion chamber that is arranged in incinerator, and at least one air and/or steam suppling tube are arranged in the combustion chamber, this supply pipe is supplied with combustion chamber air and/or steam, wherein the structure of each air and/or steam suppling tube all has a water pipe and at least one to be installed in the interior interior pipe of water pipe with one heart, and a large amount of air and/or the steam that are installed on air and/or the steam suppling tube are supplied with branched pipe, so that keep air and/or steam to blow into the combustion chamber with various directions, this just makes air and/or steam in the combustion chamber produce rotation in the combustion chamber, thereby imperfect combustion is minimized.
2. incinerator according to claim 1 is characterized in that: air supply pipe is projecting inward to the combustion chamber from the furnace wall of air chamber.
3. incinerator according to claim 1 is characterized in that: air supply pipe is to stretch to the bottom from the top of combustion chamber.
4. according to claim 1,2 or 3 described incinerators, it is characterized in that: the shape of air supply pipe helps air is fed to the center of combustion chamber.
5. incinerator according to claim 1 is characterized in that: air is supplied with the side that branched pipe is mounted in air supply pipe.
6. incinerator according to claim 1 is characterized in that: air is supplied with branched pipe and is positioned at the air supply pipe upper and lower, so that keep air to blow out, and helps the air circulation in the combustion chamber.
7. incinerator according to claim 1, it is characterized in that: it is equidistant intervals ground that how right air is supplied with branched pipe, supply with branched pipe to the ground that meets at right angles with adjacent air, be installed on the air supply pipe alternately, so that air is blown out with four direction.
8. incinerator according to claim 1 is characterized in that: the combustion chamber is had the inner and outer wall of water jacket to surround together, and water jacket is between above-mentioned inner and outer wall.
9. incinerator according to claim 1, it is characterized in that: air heating pipe is installed in the top of incinerator, it can make high temperature and compressed air send the combustion chamber to, and air heating pipe is to be connected by the air supply pipe that is oriented to the center, combustion chamber with the combustion chamber.
10. incinerator according to claim 1 is characterized in that: because compressed air is supplied with the branched pipe ejection from air, the air in the combustion chamber will be turbulent situation.
11. incinerator according to claim 1 is characterized in that: air is supplied with branched pipe and is positioned at the pipe that penetrates water pipe.
12. incinerator according to claim 1 is characterized in that: the shape of incinerator is columniform.
13. an incinerator for waste disposal, it comprises: one by internal protecting wall (12) around combustion chamber (11), it has central longitudinal axis; A large amount of air supply pipe unit (20), all there is central longitudinal each air supply pipe unit to extension (26) in the combustion chamber, and first and second parts (25) that extend to furnace wall (12) from middle body (26), a large amount of air supply pipes all has exhaust outlet, it allows air to enter the combustion chamber around central longitudinal axis with the grid endless form, and this has strengthened the burning in the combustion chamber effectively.
14. incinerator according to claim 10, it is characterized in that: exhaust outlet is included on the end of at least one air supply pipe unit, can produce many first exhaust outlets of above-mentioned circulation effectively, with many second exhaust outlets along above-mentioned longitudinal extension part, it produces fully no grid circulation around central longitudinal axis.
15. incinerator according to claim 11, it is characterized in that: each air supply pipe unit all comprises pipe (21) and an outer tube (22) in, in it, first exhaust outlet is by first branched pipe (23), and second exhaust outlet is extended to form between interior pipe and outer tube by second branched pipe (24).
16. incinerator according to claim 10 is characterized in that: the air supply pipe unit comprises outer tube (22) and interior pipe (21), and the space between the two is loaded with the water of cooling usefulness, in it, and air supply pipe branched pipe (23; 24) end is defined as exhaust outlet, and the air supply pipe branched pipe is from interior pipe extension and penetrates relevant outer tube.
17. incinerator according to claim 13 is characterized in that: the above-mentioned space that is loaded with water communicates with the water jacket (14) in furnace wall (12) outside, and interior pipe communicates with the air chamber (27) that surrounds water jacket.
18. incinerator according to claim 10, it is characterized in that: four such air supply pipe unit (20) are arranged, around the combustion chamber, and longitudinal extension part (26) is in the inboard of internal protecting wall (12), provides air to make active combustion spread all over the combustion chamber fully with 90 ° of intervals for they.
19. incinerator according to claim 13 is characterized in that: the air supply pipe shape is U, M, E, I or C shape.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MYPI20011078 | 2001-03-09 | ||
| MYPI20011078 | 2001-03-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1391062A CN1391062A (en) | 2003-01-15 |
| CN1231700C true CN1231700C (en) | 2005-12-14 |
Family
ID=19749503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021063532A Expired - Fee Related CN1231700C (en) | 2001-03-09 | 2002-03-09 | Incinerator for waste disposal |
Country Status (5)
| Country | Link |
|---|---|
| KR (1) | KR20020072250A (en) |
| CN (1) | CN1231700C (en) |
| AU (1) | AU2319302A (en) |
| BR (1) | BR0201677A (en) |
| CA (1) | CA2375334A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574620A (en) * | 2013-11-04 | 2014-02-12 | 南京昊扬化工装备有限公司 | Incineration device |
| CN106931446A (en) * | 2015-12-31 | 2017-07-07 | 未名生物环保集团有限公司 | Rubbish high-efficiency environment friendly pyrolysis installation |
| CN106016285B (en) * | 2016-06-06 | 2019-02-01 | 百色瑞成科技有限责任公司 | A kind of waste incinerator |
| CN106016286A (en) * | 2016-06-06 | 2016-10-12 | 百色瑞成科技有限责任公司 | Refuse incinerator |
| CN105889940B (en) * | 2016-06-06 | 2019-01-01 | 百色瑞成科技有限责任公司 | A kind of waste incinerator |
| CN105889942B (en) * | 2016-06-06 | 2019-01-04 | 台州弘霖工业设计有限公司 | A kind of waste incinerator |
| CN105889938A (en) * | 2016-06-06 | 2016-08-24 | 百色瑞成科技有限责任公司 | Feed hopper |
| CN105864784A (en) * | 2016-06-06 | 2016-08-17 | 百色瑞成科技有限责任公司 | Garbage incinerator |
| CN105864787A (en) * | 2016-06-06 | 2016-08-17 | 百色瑞成科技有限责任公司 | Garbage incinerator |
| CN112547755A (en) * | 2020-11-12 | 2021-03-26 | 倪菲 | Fallen leaf processing device |
| CN113522925B (en) * | 2021-06-08 | 2022-12-02 | 湖南省欣洁环保科技有限公司 | Domestic garbage treatment device |
-
2002
- 2002-03-08 AU AU23193/02A patent/AU2319302A/en not_active Abandoned
- 2002-03-08 CA CA002375334A patent/CA2375334A1/en not_active Abandoned
- 2002-03-09 KR KR1020020012720A patent/KR20020072250A/en not_active Application Discontinuation
- 2002-03-09 CN CNB021063532A patent/CN1231700C/en not_active Expired - Fee Related
- 2002-03-11 BR BR0201677-0A patent/BR0201677A/en not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| BR0201677A (en) | 2002-12-10 |
| KR20020072250A (en) | 2002-09-14 |
| CN1391062A (en) | 2003-01-15 |
| CA2375334A1 (en) | 2002-09-09 |
| AU2319302A (en) | 2002-09-12 |
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