CN102252167B - Automatic switching storage device for slurry medium transported through pipeline - Google Patents
Automatic switching storage device for slurry medium transported through pipeline Download PDFInfo
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- CN102252167B CN102252167B CN 201110190556 CN201110190556A CN102252167B CN 102252167 B CN102252167 B CN 102252167B CN 201110190556 CN201110190556 CN 201110190556 CN 201110190556 A CN201110190556 A CN 201110190556A CN 102252167 B CN102252167 B CN 102252167B
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Abstract
The invention provides an automatic switching storage device and method for slurry medium transported through a pipeline. The device comprises a slurry inputting pipeline, at least two slurry transporting pipelines and a pipeline selecting unit, the outlet of each slurry transporting pipeline is connected to a corresponding slurry storage tank, while the inlet of each slurry transporting pipeline is respectively provided with an opening and closing controller, the pipeline selecting unit is simultaneously connected to the opening and closing controller at the inlet of each pipeline and used for selecting one pipeline as the slurry transporting pipeline and providing a valve opening signal to the corresponding opening and closing controller to open the pipeline, furthermore, the opening and closing controller at the inlet of each pipeline simultaneously sends a valve closing signal to other opening and closing controllers at the inlets of other pipelines to close other pipelines so that the slurry is transported to the corresponding storage tank only through the selected pipeline. The medium in the pipeline can be rapidly transported to the specified storage location through the device and method in the invention, in addition, the storage location can be switched automatically.
Description
Technical field
The present invention relates to a kind of can to fed sheet of a media in the slurry pipeline automatically switch the storage apparatus and method.
Background technique
Because the demand of technology; Slurry pipeline possibly transport two kinds of ore pulps in sending the slurry process, pipeline is when carrying different medium respectively; Physical property along with each medium; The terminal station need provide different storage pools that it is stored, and the selection that need not stop according to transmission slurry of different nature in the terminal station or substitute the storage that different storage pools carries out corresponding slurry, and task difficulty is bigger; All be to switch through the valve that certain pipeline is opened in manual work in addition when selecting the slurry transmission pipeline in the existing technology, manufacturing efficiency is lower.
And also be provided with under the situation of switch valve in outlet port near storage pool for the slurry transmission pipeline; The Field Force in terminal station needs earlier the ore pulp of the different medium valve through the slurry pipeline ingress is switched on the pipeline in associated storage pond; And then near the inlet valve the corresponding storage pool opened; But slurry pipeline is far away from storage pool, and operator go storage pool that the corresponding inlet valve is operated after house steward locates to have switched valve again.In the process that storage pool switches, all need earlier the valve on the slurry pipeline to be switched at every turn, could the valve of storage pool be switched then.Because the slurry transportation pipeline internal pressure is bigger, each valve ON/OFF process all needs for a long time, if operator operate each valve, seriously reduces manufacturing efficiency.
Summary of the invention
To above-mentioned technical problem; The object of the present invention is to provide a kind of automatic switchover storing apparatus of Slurry Pipeline Transportation medium; This device can switch the valve of slurry transportation pipeline automatically; And can have under the situation of a plurality of valves in inlet, outlet port slurry pipeline and carry out the automatic switchover of conveyance conduit, thereby can the medium of carrying in the pipeline be transported to the memory location of appointment rapidly, and can carry out the automatic switchover of memory location.
For realizing above-mentioned purpose; The present invention provides a kind of automatic switchover storing apparatus of Slurry Pipeline Transportation medium; Comprise slurry input pipeline, at least two slurry transportation pipeline and pipeline selected cell; Said slurry input pipeline is connected in the entry end of each slurry transportation pipeline simultaneously; The outlet end of each slurry transportation pipeline is connected in a corresponding slurry storage pool; The entry end of each slurry transportation pipeline is provided with the switching that an entrance open and close controlling device is used to control this slurry transportation pipeline entry end; Said pipeline selected cell is connected in pairing each entrance open and close controlling device of each slurry transportation pipeline simultaneously, is used to select one of them slurry transportation pipeline as slurry actual transmissions pipeline, and provides valve opening signal to open this slurry transportation pipeline to its corresponding entrance open and close controlling device; Pairing each entrance open and close controlling device of said each slurry transportation pipeline interconnects; And when one of them entrance open and close controlling device received the valve opening signal that the pipeline selected cell provides, this entrance open and close controlling device sent to other each entrance open and close controlling devices simultaneously and closes valve signals to cut out other each slurry transportation pipeline, makes slurry only transfer to corresponding slurry storage pool through the selected slurry transportation pipeline of reality.
Further in automatic switchover storing apparatus of the present invention; The outlet end of each slurry transportation pipeline also is provided with a pipe outlet open and close controlling device; This pipe outlet open and close controlling device is connected in the entrance open and close controlling device of corresponding slurry transportation pipeline entry end, and receive this entrance open and close controlling device open valve with closing valve signal with the open and close of the outlet end of the synchronous corresponding slurry transportation pipeline of control of this entrance open and close controlling device.
Further in automatic switchover storing apparatus of the present invention; When the entrance open and close controlling device of a certain slurry transportation pipeline of choosing received the valve opening signal of pipeline selected cell transmission, this entrance open and close controlling device sent valve opening signal to the pipe outlet open and close controlling device of the outlet end that is positioned at this slurry transportation pipeline simultaneously; When the valve signal of the entrance open and close controlling device of a certain slurry transportation pipeline receives that other entrance open and close controlling device sent pass, this entrance open and close controlling device sends to the pipe outlet open and close controlling device of the outlet end that is positioned at this slurry transportation pipeline simultaneously and closes valve signal.
Further in automatic switchover storing apparatus of the present invention; Each said entrance open and close controlling device is made up of switching valve that is arranged at the slurry transportation pipeline entry end and the control box that is connected in this valve; This control box is used to control the on-off action of this valve, and can receive and send valve opening signal and close valve signal.
Further in automatic switchover storing apparatus of the present invention; Each said pipe outlet open and close controlling device is made up of switching valve that is arranged at the slurry transportation pipeline outlet end and the control box that is connected in this valve; This control box is used to control the on-off action of this valve, and can receive and send valve opening signal and close valve signal.
Further in automatic switchover storing apparatus of the present invention; The quantity of said slurry transportation pipeline is two, is respectively applied for to carry two kinds of slurry medium of different nature: the entry end in first slurry transportation pipeline is provided with first valve, and it is connected in first control box; Outlet end in this first slurry transportation pipeline is provided with second valve; It is connected in second control box, and this first control box is connected in this second control box, and valve is provided out and closes valve signal to it; Entry end in second slurry transportation pipeline is provided with the 3rd valve; It is connected in the 3rd control box, is provided with the 4th valve at the outlet end of this second slurry transportation pipeline, and it is connected in the 4th control box; The 3rd control box is connected in the 4th control box, and valve is provided out and closes valve signal to it; This first control box and the 3rd control box interconnect, and the pass valve signal can be provided each other; Said pipeline selected cell is connected in first control box and the 3rd control box, and said control box is controlled the open and close of corresponding valve based on valve opening signal and pass valve signal.
For realizing above-mentioned purpose, the present invention further provides a kind of slurry body automatic switchover memory method that uses above-mentioned automatic switchover storing apparatus and carry out, and said method comprising the steps of:
(1) according to the slurry character of being carried confirm its storage pool with the slurry transportation pipeline that will adopt;
(2) provide valve opening signal to open this slurry transportation pipeline through the pipeline selected cell to the entrance open and close controlling device of determined slurry transportation pipeline;
(3) the said entrance open and close controlling device that obtains this valve opening signal sends the pass valve signal to cut out other each slurry transportation pipeline to other each entrance open and close controlling devices simultaneously, makes slurry only transfer to corresponding slurry storage pool through selected this slurry transportation pipeline of reality.
For realizing above-mentioned purpose, the present invention further has the method that provides a kind of slurry body to automatically switch storage under the situation of two valves to each slurry transportation pipeline, said method comprising the steps of:
(1) according to the slurry character of being carried confirm its storage pool with the slurry transportation pipeline that will adopt;
(2) provide valve opening signal to open the entry end of this slurry transportation pipeline through the pipeline selected cell to the entrance open and close controlling device of determined slurry transportation pipeline;
(3) the said entrance open and close controlling device that obtains this valve opening signal sends the pass valve signal to cut out the entry end of other each slurry transportation pipeline to other each entrance open and close controlling devices simultaneously;
(4) other each the entrance open and close controlling device that obtains this pass valve signal sends the pass valve signal to cut out the outlet end of said other each slurry transportation pipeline simultaneously to its each corresponding pipe outlet open and close controlling device simultaneously;
(5) the said entrance open and close controlling device that obtains this valve opening signal sends valve opening signal to open the outlet end of this slurry transportation pipeline simultaneously to the pipe outlet open and close controlling device of this slurry transportation pipeline outlet end of confirming simultaneously, makes slurry transfer to determined storage pool through this outlet end.
Further above-mentioned slurry body automatic switchover memory method may further comprise the steps:
(1) when slurry need enter into first storage pool and stores through the first slurry delivery pipe; The pipeline selected cell is exported valve opening signal to the first control box; When receiving this valve opening signal, opens by this first control box first valve; And this first control box sends to the 3rd control box simultaneously and closes valve signal to cut out the 3rd valve; The 3rd control box output is simultaneously closed valve signal to the four control boxs closing the 4th valve, and said first control box outputs to second control box controlling second valve open with the valve opening signal that it received simultaneously, thereby makes ore pulp get into first storage pool through first slurry transportation pipeline;
(2) when slurry need enter into second storage pool and stores through the second slurry delivery pipe; The pipeline selected cell is exported a valve opening signal to the three control boxs; When receiving this valve opening signal, opens by the 3rd control box the 3rd valve; And the 3rd control box sends to first control box simultaneously and closes valve signal to cut out first valve; This first control box output is simultaneously closed valve signal to the second control box closing second valve, and said the 3rd control box outputs to the 4th control box controlling the 4th valve open with the valve opening signal that it received simultaneously, thereby makes ore pulp get into second storage pool through second slurry transportation pipeline.
Installation method of the present invention is compared with existing method, has following beneficial effect:
1, reduced producers' labor intensity;
2, ensured production safety;
3, improved working efficiency.
Description of drawings
Fig. 1: a kind of automatic switchover storing apparatus schematic representation of Slurry Pipeline Transportation medium.
Description of reference numerals:
1-pipeline; 2-pipeline; 3-valve; 4-valve; 5-valve; 6-valve;
7-valve, 3 control boxs; 8-valve, 4 control boxs; 9-valve, 5 control boxs;
10-valve, 6 control boxs; 11-storage pool; 12-storage pool; 13-pipeline selected cell.
Embodiment
Below in conjunction with accompanying drawing the present invention is specifically described.
Automatic switchover storing apparatus of the present invention comprises a conveyance conduit selected cell 13; Be used to select the actual medium transport pipeline that will adopt and valve opening signal be provided to its corresponding inlet valve control box; This automatic switchover storing apparatus also comprises pipeline 1, pipeline 2, is connected in total input slurry pipeline, storage pool 11, the storage pool 12 of pipeline 1 and 2 entry ends simultaneously; Wherein pipeline 1 connects storage pool 11, and is provided with valve 3 in the ingress of this pipeline 1, is provided with valve 5 at this pipeline 1 near the outlet port of storage pool 11; And valve 3 is connected with 9 with 5 corresponding with it respectively control boxs 7, controls the on-off action of corresponding valve through control box.And the ingress of this pipeline 2 is provided with valve 4, is provided with valve 6 at this pipeline 2 near the outlet port of storage pool 12, and valve 4 is connected with 10 with 6 corresponding with it respectively control boxs 8, controls the on-off action of corresponding valve through control box.
The control box 7 of valve 3 is connected with the control box 9 of valve 5; Driving valve and closing valve signal and output to the driving valve and close the valve control loop of control box 9 of valve 5 control box 7 of valve 3; Through the driving valve and close valve of this control loop control valve 5, make valve 3 corresponding with the opening and closing operations of valve 5; The control box 7 of valve 3 is connected with the control box 8 of valve 4; The valve opening signal of the control box 7 of valve 3 is outputed to the pass valve control loop of the control box 8 of valve 4; Through this pass valve operation of closing valve control loop control valve 4, promptly the valve opening signal of control box 7 is as the pass valve drive signal of control box 8.
The control box 8 of valve 4 is connected with the control box 10 of valve 6; Driving valve and closing valve signal and output to the driving valve and close the valve control loop of control box 10 of valve 6 control box 8 of valve 4; Through the driving valve and close valve of this control loop control valve 6, make valve 4 corresponding with the opening and closing operations of valve 6; The control box 8 of valve 4 is connected with the control box 7 of valve 3; The valve opening signal of the control box 8 of valve 4 is outputed to the pass valve control loop of the control box 7 of valve 3; Through this pass valve operation of closing valve control loop control valve 3, promptly the valve opening signal of control box 8 is as the pass valve drive signal of control box 7.
Automatic switchover storing apparatus according to the invention is following to the concrete working procedure of fed sheet of a media automatic switchover bank switching in the slurry pipeline:
When the medium of Slurry Pipeline Transportation need enter into storage pool 11 and stores through pipeline 1; The control box 7 of conveyance conduit selected cell 13 output one valve opening signal to valves 3; When receiving this valve opening signal, opens by the control box 7 of valve 3 valve 3; And the pass valve control loop that this control box 7 outputs to the control box 8 of valve 4 with this valve opening signal simultaneously promptly sends to this control box 8 and closes valve signals; Close valve control loop throttle down 4 through this, near the pass valve control loop of the control box 10 of the valve 6 valve signal to storage pool 12 inlets is closed in control box 8 outputs of this valve 4 simultaneously, closes through this pass valve control loop control valve 6; And the control box 7 of valve 3 leaves the valve control loop with what its valve opening signal outputed near storage pool 11 inlet valve 5 control boxs 9 simultaneously, opens valve control loop control valve 5 through this and opens; Thereby make ore pulp get into storage pool 11 through pipeline 1.
When the medium of Slurry Pipeline Transportation need enter into storage pool 12 and stores through pipeline 2; The control box 8 of conveyance conduit selected cell 13 output one valve opening signal to valves 4; When receiving this valve opening signal, opens by the control box 8 of valve 4 valve 4; And the pass valve control loop that the control box 8 of this valve 4 outputs to the control box 7 of valve 3 with this valve opening signal simultaneously promptly sends to this control box 7 and closes valve signals; Close valve control loop throttle down 3 through this; Near the pass valve control loop of the control box 9 of the valve 5 valve signal to storage pool 11 inlets is closed in control box 7 outputs of this valve 3 simultaneously; Close through this pass valve control loop control valve 5, and the control box 8 of this valve 4 simultaneously with its valve opening signal output near the valve 6 storage pool 12 inlet control box 10 open the valve control loop, open valve control loop control valve 6 through this and open; Thereby make ore pulp get into storage pool 12 through pipeline 2.
In the foregoing description; The structure of each parts, the position is set and connects and all can change to some extent; On the basis of technological scheme of the present invention; To improvement and the equivalents that individual component is carried out, should not get rid of outside protection scope of the present invention, as near the valve that is positioned at each pipe outlet also can omit or be arranged at the entry position in corresponding stored pond or the like.
Claims (9)
1. the automatic switchover storing apparatus of a Slurry Pipeline Transportation medium; Comprise slurry input pipeline, at least two slurry transportation pipeline and pipeline selected cell; It is characterized in that; Said slurry input pipeline is connected in the entry end of each slurry transportation pipeline simultaneously; The outlet end of each slurry transportation pipeline is connected in a corresponding slurry storage pool; The entry end of each slurry transportation pipeline is provided with the switching that an entrance open and close controlling device is used to control this slurry transportation pipeline entry end; Said pipeline selected cell is connected in pairing each entrance open and close controlling device of each slurry transportation pipeline simultaneously, is used to select one of them slurry transportation pipeline as slurry actual transmissions pipeline, and provides valve opening signal to open selected this slurry transportation pipeline to its corresponding entrance open and close controlling device; Pairing each entrance open and close controlling device of said each slurry transportation pipeline interconnects; And when one of them entrance open and close controlling device received the valve opening signal that the pipeline selected cell provides, this entrance open and close controlling device sent to other each entrance open and close controlling devices simultaneously and closes valve signals to cut out other each slurry transportation pipeline, makes slurry only transfer to corresponding slurry storage pool through the selected slurry transportation pipeline of reality; Further the outlet end of each slurry transportation pipeline also is provided with a pipe outlet open and close controlling device; This pipe outlet open and close controlling device is connected in the entrance open and close controlling device of corresponding slurry transportation pipeline entry end, and receive this entrance open and close controlling device open valve with closing valve signal with the open and close of the outlet end of the synchronous corresponding slurry transportation pipeline of control of this entrance open and close controlling device.
2. automatic switchover storing apparatus according to claim 1; It is characterized in that; When the entrance open and close controlling device of a certain slurry transportation pipeline of choosing received the valve opening signal of pipeline selected cell transmission, this entrance open and close controlling device sent valve opening signal to the pipe outlet open and close controlling device of the outlet end that is positioned at this slurry transportation pipeline simultaneously; When the valve signal of the entrance open and close controlling device of a certain slurry transportation pipeline receives that other entrance open and close controlling device sent pass, this entrance open and close controlling device sends to the pipe outlet open and close controlling device of the outlet end that is positioned at this slurry transportation pipeline simultaneously and closes valve signal.
3. automatic switchover storing apparatus according to claim 1 and 2; It is characterized in that; Each said entrance open and close controlling device is made up of switching valve that is arranged at the slurry transportation pipeline entry end and the control box that is connected in this valve; This control box is used to control the on-off action of this valve, and can receive and send valve opening signal and close valve signal.
4. automatic switchover storing apparatus according to claim 3; It is characterized in that; Each said pipe outlet open and close controlling device is made up of switching valve that is arranged at the slurry transportation pipeline outlet end and the control box that is connected in this valve; This control box is used to control the on-off action of this valve, and can receive and send valve opening signal and close valve signal.
5. automatic switchover storing apparatus according to claim 4 is characterized in that the quantity of said slurry transportation pipeline is two, is respectively applied for to carry two kinds of slurry medium of different nature.
6. automatic switchover storing apparatus according to claim 5; It is characterized in that be provided with first valve (3) at the entry end of first slurry transportation pipeline (1), it is connected in first control box (7); Outlet end in this first slurry transportation pipeline (1) is provided with second valve (5); It is connected in second control box (9), and this first control box (7) is connected in this second control box (9), and valve is provided out and closes valve signal to it; Entry end in second slurry transportation pipeline (2) is provided with the 3rd valve (4); It is connected in the 3rd control box (8); Outlet end in this second slurry transportation pipeline (2) is provided with the 4th valve (6); It is connected in the 4th control box (10), and the 3rd control box (8) is connected in the 4th control box (10), and valve is provided out and closes valve signal to it; This first control box (7) interconnects with the 3rd control box (8), and the pass valve signal can be provided each other; Said pipeline selected cell (13) is connected in first control box (7) and the 3rd control box (8), and said control box is controlled the open and close of corresponding valve based on valve opening signal and pass valve signal.
7. the slurry body automatic switchover memory method that uses the described automatic switchover storing apparatus of claim 1 and carry out is characterized in that said method comprising the steps of:
(1), according to the slurry character of being carried confirm its storage pool and the slurry transportation pipeline that will adopt;
(2), provide valve opening signal to open this slurry transportation pipeline through the pipeline selected cell to the entrance open and close controlling device of determined slurry transportation pipeline;
(3), the said entrance open and close controlling device that obtains this valve opening signal sends to other each entrance open and close controlling devices simultaneously and closes valve signals to cut out other each slurry transportation pipeline, makes slurry only transfer to corresponding slurry storage pool through selected this slurry transportation pipeline of reality.
8. the slurry body automatic switchover memory method that uses the described automatic switchover storing apparatus of claim 2 and carry out is characterized in that said method comprising the steps of:
(1), according to the slurry character of being carried confirm its storage pool and the slurry transportation pipeline that will adopt;
(2), provide valve opening signal to open the entry end of this slurry transportation pipeline through the pipeline selected cell to the entrance open and close controlling device of determined slurry transportation pipeline;
(3), the said entrance open and close controlling device that obtains this valve opening signal sends the pass valve signal to cut out the entry end of other each slurry transportation pipeline to other each entrance open and close controlling devices simultaneously;
(4), said other each the entrance open and close controlling device that obtains this pass valve signal sends the pass valve signal to cut out the outlet end of said other each slurry transportation pipeline simultaneously to its each corresponding pipe outlet open and close controlling device simultaneously;
(5), the said entrance open and close controlling device that obtains this valve opening signal sends valve opening signal to open the outlet end of this slurry transportation pipeline simultaneously to the pipe outlet open and close controlling device of this slurry transportation pipeline outlet end of confirming simultaneously, makes slurry transfer to determined storage pool through this outlet end.
9. the slurry body automatic switchover memory method that uses the described automatic switchover storing apparatus of claim 6 and carry out is characterized in that said method comprising the steps of:
(1), need enter into first storage pool (11) when storing through first slurry transportation pipeline (1) when slurry; Pipeline selected cell (13) output one valve opening signal to the first control box (7); When receiving this valve opening signal, opens by this first control box (7) first valve (3); And this first control box (7) sends to the 3rd control box (8) simultaneously and closes valve signal to cut out the 3rd valve (4); The 3rd control box (8) output is simultaneously closed valve signal to the four control boxs (10) to close the 4th valve (6); And said first control box (7) outputs to second control box (9) with the valve opening signal that it received simultaneously and opens to control second valve (5), thereby makes ore pulp get into first storage pool (11) through first slurry transportation pipeline (1);
(2), need enter into second storage pool (12) when storing through second slurry transportation pipeline (2) when slurry; Pipeline selected cell (13) output one valve opening signal to the, three control boxs (8); When receiving this valve opening signal, opens by the 3rd control box (8) the 3rd valve (4); And the 3rd control box (8) sends to first control box (7) simultaneously and closes valve signal to cut out first valve (3); This first control box (7) output is simultaneously closed valve signal to the second control box (9) to close second valve (5); And said the 3rd control box (8) outputs to the 4th control box (10) with the valve opening signal that it received simultaneously and opens to control the 4th valve (6), thereby makes ore pulp get into second storage pool (12) through second slurry transportation pipeline (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110190556 CN102252167B (en) | 2011-07-08 | 2011-07-08 | Automatic switching storage device for slurry medium transported through pipeline |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110190556 CN102252167B (en) | 2011-07-08 | 2011-07-08 | Automatic switching storage device for slurry medium transported through pipeline |
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| CN102252167A CN102252167A (en) | 2011-11-23 |
| CN102252167B true CN102252167B (en) | 2012-12-12 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103939740B (en) * | 2014-04-24 | 2016-06-29 | 云南大红山管道有限公司 | A kind of slurry classification conveying memory-sharing system |
| CN104089185B (en) * | 2014-07-17 | 2017-01-25 | 云南大红山管道有限公司 | Multi-grade iron ore concentrate ore pulp conveying device and working method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004097865A (en) * | 2002-09-05 | 2004-04-02 | Mitsubishi Materials Corp | Apparatus and method for leaching treatment of fly ash |
| CN2661651Y (en) * | 2003-12-05 | 2004-12-08 | 云南昆船第二机械有限公司 | Pipeline switching device |
| CN2911355Y (en) * | 2006-06-16 | 2007-06-13 | 张文明 | Pipeline reversing service |
| CN201458197U (en) * | 2009-07-31 | 2010-05-12 | 广州恩华特环境技术有限公司 | Closed rubbish pipe switchover device |
-
2011
- 2011-07-08 CN CN 201110190556 patent/CN102252167B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004097865A (en) * | 2002-09-05 | 2004-04-02 | Mitsubishi Materials Corp | Apparatus and method for leaching treatment of fly ash |
| CN2661651Y (en) * | 2003-12-05 | 2004-12-08 | 云南昆船第二机械有限公司 | Pipeline switching device |
| CN2911355Y (en) * | 2006-06-16 | 2007-06-13 | 张文明 | Pipeline reversing service |
| CN201458197U (en) * | 2009-07-31 | 2010-05-12 | 广州恩华特环境技术有限公司 | Closed rubbish pipe switchover device |
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