CN102964046A - Sludge extrusion device and sludge processing system - Google Patents
Sludge extrusion device and sludge processing system Download PDFInfo
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- CN102964046A CN102964046A CN2011102562122A CN201110256212A CN102964046A CN 102964046 A CN102964046 A CN 102964046A CN 2011102562122 A CN2011102562122 A CN 2011102562122A CN 201110256212 A CN201110256212 A CN 201110256212A CN 102964046 A CN102964046 A CN 102964046A
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- wet
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- 239000010802 sludge Substances 0.000 title claims abstract description 48
- 238000001125 extrusion Methods 0.000 title abstract 4
- 238000001035 drying Methods 0.000 claims abstract description 36
- 239000004744 fabric Substances 0.000 claims description 62
- 210000002421 cell wall Anatomy 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 4
- 230000018044 dehydration Effects 0.000 claims description 3
- 238000006297 dehydration reaction Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000004308 accommodation Effects 0.000 abstract 4
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000010865 sewage Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010981 drying operation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010801 sewage sludge Substances 0.000 description 1
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- Treatment Of Sludge (AREA)
Abstract
The invention discloses a sludge extrusion device comprising a sludge collecting groove which is open at the top, is provided with an accommodation chamber defined inside the groove for accommodating wet sludge, and is provided with a plurality of sludge distributing holes on the bottom wall; and a sludge pressing roller which is disposed in the accommodation chamber along a longitudinal direction of the sludge collecting groove, can rotate pivotally around its longitudinal center line, and has a cross section whose shape has a width decreasing gradually from up to down. According to the sludge extrusion device of the embodiments of the invention, through the pivotal rotation of the sludge pressing roller in the accommodation chamber, the wet sludge in the accommodation chamber can be extruded into a sludge drying device below the sludge collecting groove in a strip form through the sludge distributing holes; therefore the contact area of the wet sludge and high-temperature gas is increased greatly, which increases the heat transfer efficiency, and thus shortens the drying time of the wet sludge in a next procedure. The invention also discloses a sludge processing system with the sludge extrusion device.
Description
Technical field
The present invention relates to field of sludge treatment, especially relate to a kind of crowded mud equipment and the sludge treating system with it that is expressed to mud drying device for the mud that will wet.
Background technology
Mud is the inevitable outcome of municipal sewage plant's sewage disposal, enormous amount, and complicated component is difficult to process.The sludge disposal expense is also larger, accounts for 25%～30% of Sewage treatment systems total expenses.Along with urbanization process is accelerated, the quantity discharged fast rise of sewage, universal and the raising of processing efficiency and the in-depth of degree for the treatment of of sewage treatment facility, the quantity discharged of mud is rapid growth also.Therefore, how reasonably to process disposing sludge and will seem more and more important.
The water ratio of reduction mud is the mechanical property of reduce mud accumulating volume, increase sludge calorific value and effective constituent, raising mud effectively, helps the application of follow-up Sludge Disposal Techniques.Volume and the shape of mud are as shown in the table under the different moisture percentage in sewage sludge conditions.
The variation of table 1 different water cut sludge character
| Water ratio | 95％ | 90％ | 75 | 50 | 10 |
| Sludge volume | 1 | 0.5 | 0.2 | 0.1 | 0.05 |
| Sludge character | Fluid | Pulpous state | Paste | The elasticity mud cake | Dried particle |
Sludge heat drying is the main method that further reduces sewage work's dewatered sludge water ratio at present.But the opening for feed of traditional convection current desiccation apparatus is so that the contact area of wet mud and high-temperature gas is little, and heat transfer efficiency is not high, causes the processing power of mud drying device not strong.
Summary of the invention
The present invention is intended to solve at least one of technical problem that exists in the prior art.
For this reason, one object of the present invention is to propose a kind of crowded mud equipment, the described crowded mud equipment mud that will wet is expressed in the mud drying device in order to carry out next step sludge drying operation, makes wet mud and the contact area of high-temperature gas increase widely the raising heat transfer efficiency.
Another object of the present invention is to propose a kind of sludge treating system with described crowded mud equipment.
Crowded mud equipment according to first aspect present invention embodiment comprises: receive the mud groove, described receipts mud groove open-top and inner limiting be used to the accommodating chamber that holds wet mud are formed with a plurality of cloth mud hole on the diapire of described receipts mud groove; And pressure mud roller, described pressure mud roller is arranged in the described accommodating chamber and described pressure mud roller can pivot around its longitudinal cenlerline along the longitudinal direction of described receipts mud groove, and the shape that the cross section of described pressure mud roller reduces gradually for width from top to bottom is to be suitable for that the wet mud in the described accommodating chamber is squeezed into the mud drying device that is arranged in described receipts mud groove below by described a plurality of cloth mud hole.
Crowded mud equipment according to the embodiment of the invention, by pressing the pivoting action of mud roller in accommodating chamber, can all be expressed in the mud drying device of the below of receiving the mud groove with bar form by cloth mud hole the wet mud in the accommodating chamber, that is to say, enter the wet mud in the mud drying device, the contact area that extruding by a plurality of cloth mud hole enters to reach with high-temperature gas increases widely, improve heat transfer efficiency, thereby can shorten the time of drying of wet mud in next step operation, and then can improve the processing power of mud drying device in next step operation.
In addition, crowded mud equipment according to the present invention also has following additional technical feature:
In one embodiment of the invention, described pressure mud roller comprises: cross section is the trapezoidal sections of inverted trapezoidal, and coaxial longitudinal axes is extended respectively in the longitudinally both sides of described trapezoidal sections, and described longitudinal axes is located at respectively on the longitudinally sidewall of described receipts mud groove pivotly; With cross section be the arc section of circular arc, described arc section is connected between the lower surface of the lower end of described trapezoidal sections and described arc section and the described diapire has predetermined gap.
Thus, when the longitudinal axes of vertical both sides pivots on the front and back sidewall of receipts mud groove simultaneously, driving trapezoidal sections and arc section pivots with respect to the diapire of receiving the mud groove along its longitudinal cenlerline, thereby will press gradually the wet mud of mud roller both lateral sides to be expressed into respectively the outside by a plurality of cloth mud hole, namely receive in the mud drying device of below of mud groove.
In one embodiment of the invention, described receipts mud groove comprises: cell wall, and described cell wall limits the space of top and bottom-open; With cloth mud plate, described cloth mud plate removably seals the bottom of described cell wall, and wherein said a plurality of cloth mud hole is formed on the described cloth mud plate.
In one embodiment of the invention, the percentage of open area of described cloth mud plate is 5%-20%.
In one embodiment of the invention, the cloth mud hole on the part of the described cell wall of the sealing of described cloth mud plate bottom is evenly arranged.
In one embodiment of the invention, described cloth mud hole is circular port.
Alternatively, the magnitude range in the aperture in described cloth mud hole is 3-15mm.
In another embodiment of the present invention, described cloth mud hole is that delthyrium, square opening or limit number are greater than the polygonal hole on four limits.
Described cell wall is made by metallic substance.
Described cloth mud plate is connected by flange with the bottom of described cell wall.Thus, when cloth mud plate damages or stops up, can be convenient to change, and not need whole receipts mud groove is all changed, save cost, and change convenient and simple.
Crowded mud equipment according to the embodiment of the invention, be expressed in the mud drying device with strip by the mud that will wet of the cloth mud hole on the cloth mud plate, the contact area of can Effective Raise wet mud and the high-temperature gas that is used for dewatered sludge, improve the heat transfer efficiency of convection type desiccation apparatus, shorten time of drying, improve the processing power of desiccation apparatus.
A kind of sludge treating system according to second aspect present invention embodiment comprises: the crowded mud equipment described in implementing according to first aspect present invention; Defeated mud equipment, described defeated mud equipment are located at the upstream of described crowded mud equipment with mud that conveying in the described crowded mud equipment is wet; And sludge drying device, described sludge drying device is located at the receipts mud groove below of described crowded mud equipment and communicates by described cloth mud hole, carries out the mummification dehydration to accept the wet mud of clamp-oning and the mud that will wet from described crowded mud equipment.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the synoptic diagram according to the crowded mud equipment of the embodiment of the invention; With
Fig. 2 is the cross-sectional view of the pressure mud roller of the crowded mud equipment shown in Fig. 1.
Embodiment
The below describes embodiments of the invention in detail, and the example of described embodiment is shown in the drawings, and wherein identical or similar label represents identical or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, orientation or the position relationship of the indications such as term " " center ", " vertically ", " laterally ", " on ", D score, 'fornt', 'back', " left side ", " right side ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; only be for convenience of description the present invention and simplified characterization; rather than the device of indication or hint indication or element must have specific orientation, with specific orientation structure and operation, so can not be interpreted as limitation of the present invention.
In description of the invention, need to prove that unless clear and definite regulation and restriction are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be to be fixedly connected with, also can be to removably connect, or connect integratedly; Can be directly to link to each other, also can indirectly link to each other by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can particular case understand above-mentioned term concrete meaning in the present invention.In addition, in description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.
Below with reference to a kind of crowded mud equipment 100 of Fig. 1-Fig. 2 description according to first aspect present invention embodiment, this crowded mud equipment 100 is expressed to mud drying device (scheming not shown) in order to carry out next step sludge drying operation for the mud that will wet.
According to the crowded mud equipment of the embodiment of the invention, comprise and receive mud groove 1 and press mud roller 2.As shown in Figure 1, receive mud groove 1 open-top and inner limiting be used to the accommodating chamber that holds wet mud, be formed with a plurality of cloth mud hole 10 on the diapire of receipts mud groove 1.Press mud roller 2 to be arranged in the accommodating chamber and to press mud roller 2 can pivot around its longitudinal cenlerline along the longitudinal direction (such as the longitudinal direction among Fig. 1) of receiving mud grooves 1, that is to say, pressing can have mercy on the left and right directions of mud roller 2 in Fig. 1 swings around its longitudinal cenlerline, and the shape that the cross section of pressing mud roller 2 reduces gradually for width from top to bottom is arranged in the mud drying device of receiving mud groove 1 below to be suitable for the wet mud in the accommodating chamber is squeezed into by a plurality of cloth mud hole 10.
Crowded mud equipment according to the embodiment of the invention, by pressing the pivoting action of mud roller 2 in accommodating chamber, can all be expressed in the mud drying device of the below of receiving mud groove 1 with bar form by cloth mud hole 10 the wet mud in the accommodating chamber, that is to say, enter the wet mud in the mud drying device, the contact area that extruding by a plurality of cloth mud hole 10 enters to reach with high-temperature gas increases widely, improve heat transfer efficiency, thereby can shorten the time of drying of wet mud in next step operation, and then can improve the processing power of mud drying device in next step operation.
In one embodiment of the invention, as shown in Figure 2, press mud roller 2 to comprise: cross section is the trapezoidal sections 21 of inverted trapezoidal and the arc section 22 that cross section is circular arc.Coaxial longitudinal axes 211 is extended respectively in longitudinally both sides in trapezoidal sections 21, and longitudinal axes 211 is located at respectively on the longitudinally sidewall of receiving mud groove 1 pivotly.Arc section 22 is connected to the lower surface of the lower end of trapezoidal sections 21 and arc section 22 and receives between the diapire of mud groove 1 has predetermined gap, for example is 4mm.Thus, when the longitudinal axes 211 of vertical both sides (being the fore-and-aft direction among Fig. 1) pivots on the front and back sidewall of receipts mud groove 1 simultaneously, driving trapezoidal sections 21 and arc section 22 pivots with respect to the diapire of receiving mud groove 1 along its longitudinal cenlerline (the namely lower-most point place longitudinal wire of arc section 22), thereby will press gradually the wet mud of mud roller 2 both lateral sides (being to press mud roller 2 left and right sides among Fig. 1) to be expressed into respectively the outside by a plurality of cloth mud hole 10, namely receive in the mud drying device of below of mud groove 1.
In examples more of the present invention, press the longitudinal cenlerline of mud roller 2 to be positioned in the longitudinal center of receiving mud groove 1 diapire, and press the height of mud roller 2 and width is designed to can just all cover this receipts mud groove 1 when pressing mud roller about 2 to pivot whole bottom surface, thus, pivot about 2 need of pressure mud roller and all wet mud of receiving in the mud groove 1 all can be pushed away by cloth mud hole 10.Certainly, the present invention is not limited to this.In other examples of the present invention, the longitudinal axes 211 of pressure mud roller 2 also can be along transverse shifting (scheming not shown) when the front and back sidewall of receiving mud groove 1 pivots, press the height of mud roller 2 and the width can be less this moment, pivot about when pressing mud roller 2 a horizontal position and the wet mud of a part of receiving in the mud groove 1 can be pushed away, and when pressing mud roller 2 when moving laterally to another horizontal position, about pivot and the wet mud of another part can be pushed away.
As shown in Figure 1, in one embodiment of the invention, receive mud groove 1 and comprise cell wall 11 and cloth mud plate 12, wherein cell wall 11 limits the space of top and bottom-open, cloth mud plate 12 removably seals the bottom of cell wall 11 with the diapire of formation receipts mud groove 1, and a plurality of cloth mud hole 10 is formed on the cloth mud plate 12.Alternatively, be connected by flange (scheming not shown) between the bottom of cloth mud plate 12 and cell wall 11, thus, when cloth mud plate 12 damages or stops up, can be convenient to change, and do not need whole receipts mud groove 1 is all changed, the saving cost, and change convenient and simple.Alternatively, the cloth mud hole 10 on the part of sealing cell wall 11 bottoms of cloth mud plate 12 is evenly arranged.
In an example of the present invention, the percentage of open area of cloth mud plate 12 is 5%-20%.
In examples more of the present invention, cloth mud hole 10 is circular port, and wherein the magnitude range in the aperture in cloth mud hole 10 is 3-15mm, and for example the adjacent holes back gauge is 5-10mm.In other examples of the present invention, cloth mud hole 10 is that delthyrium, square opening or limit number are greater than the polygonal hole on four limits.Certainly, the present invention is not limited to this, and cloth mud hole 10 can also be the through hole of other shapes, for example can also be elliptical aperture.
Alternatively, cell wall 11 is made by metallic substance sealing, and the shape of cloth mud plate 2 can be for square, and is perhaps circular.
Crowded mud equipment according to the embodiment of the invention, be expressed in the mud drying device with strip by the mud that will wet of the cloth mud hole 10 on the cloth mud plate 2, the contact area of can Effective Raise wet mud and the high-temperature gas that is used for dewatered sludge, improve the heat transfer efficiency of convection type desiccation apparatus, shorten time of drying, improve the processing power of desiccation apparatus.
According to a kind of sludge treating system of second aspect present invention embodiment, comprise the mud equipment 100 that squeezes, defeated mud equipment (scheming not shown) and sludge drying device, wherein squeezing mud equipment 100 is according to the crowded mud equipment of describing among the first aspect present invention embodiment.Defeated mud equipment is located at the upstream of crowded mud equipment 100 with wet dirty to carrying in the accommodating chamber of squeezing mud equipment 100.Sludge drying device is located at receipts mud groove 1 below of crowded mud equipment and communicates by cloth mud hole 10, carries out the mummification dehydration to accept the wet mud of clamp-oning and the mud that will wet from squeeze mud equipment.
Alternatively, sludge drying device is connected by flange with the bottom of receiving mud groove 1.In an example of the present invention, sludge drying device is connected by flange with the lower surface of cloth mud plate 2.
Below with reference to the crowded mud operating process of Fig. 1 description according to the sludge treating system of the embodiment of the invention.
At first, wet mud that processed being broken, that treat drying and other treatment is transported to by defeated mud equipment and squeezes in the mud equipment 100.Then, enter into mud drying device by pressing mud roller 2 that mud is squeezed out a plurality of mud bars from a plurality of cloth mud hole 10 of cloth mud plate 12, wherein, the aperture mud extraction flow velocity in the cloth mud hole 10 of cloth mud plate 12 can be 6～80m/h.
At last, the mud bar enters mud drying device and carries out drying and dehydrating.
All be known for those of ordinary skills according to other configuration examples of the sludge treating system of the embodiment of the invention such as the concentrated and digestion facility of mud etc. and operation, be not described in detail here.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or the example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment in the situation that does not break away from principle of the present invention and aim, scope of the present invention is limited by claim and equivalent thereof.
Claims (11)
1. a crowded mud equipment is characterized in that, comprising:
Receive the mud groove, described receipts mud groove open-top and inner limiting be used to the accommodating chamber that holds wet mud are formed with a plurality of cloth mud hole on the diapire of described receipts mud groove; And
Press the mud roller, described pressure mud roller is arranged in the described accommodating chamber and described pressure mud roller can pivot around its longitudinal cenlerline along the longitudinal direction of described receipts mud groove, and the shape that the cross section of described pressure mud roller reduces gradually for width from top to bottom is to be suitable for that the wet mud in the described accommodating chamber is squeezed into the mud drying device that is arranged in described receipts mud groove below by described a plurality of cloth mud hole.
2. crowded mud equipment according to claim 1 is characterized in that, described pressure mud roller comprises:
Cross section is the trapezoidal sections of inverted trapezoidal, and coaxial longitudinal axes is extended respectively in the longitudinally both sides of described trapezoidal sections, and described longitudinal axes is located at respectively on the longitudinally sidewall of described receipts mud groove pivotly; With
Cross section is the arc section of circular arc, and described arc section is connected between the lower surface of the lower end of described trapezoidal sections and described arc section and the described diapire has predetermined gap.
3. crowded mud equipment according to claim 1 is characterized in that, described receipts mud groove comprises:
Cell wall, described cell wall limits the space of top and bottom-open; With
Cloth mud plate, described cloth mud plate removably seals the bottom of described cell wall, and wherein said a plurality of cloth mud hole is formed on the described cloth mud plate.
4. crowded mud equipment according to claim 3 is characterized in that, the percentage of open area of described cloth mud plate is 5%-20%.
5. crowded mud equipment according to claim 3 is characterized in that, the cloth mud hole on the part of the described cell wall of the sealing of described cloth mud plate bottom is evenly arranged.
6. crowded mud equipment according to claim 5 is characterized in that, described cloth mud hole is circular port.
7. crowded mud equipment according to claim 6 is characterized in that, the magnitude range in the aperture in described cloth mud hole is 3-15mm.
8. crowded mud equipment according to claim 5 is characterized in that, described cloth mud hole is that delthyrium, square opening or limit number are greater than the polygonal hole on four limits.
9. crowded mud equipment according to claim 3 is characterized in that described cell wall is made by metallic substance.
10. crowded mud equipment according to claim 3 is characterized in that, described cloth mud plate is connected by flange with the bottom of described cell wall.
11. a sludge treating system is characterized in that, comprising:
Such as the crowded mud equipment described among the claim 1-10 each;
Defeated mud equipment, described defeated mud equipment are located at the upstream of described crowded mud equipment with mud that conveying in the described crowded mud equipment is wet; And
Sludge drying device, described sludge drying device are located at the receipts mud groove below of described crowded mud equipment and communicate by described cloth mud hole, carry out the mummification dehydration to accept the wet mud of clamp-oning and the mud that will wet from described crowded mud equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110256212.2A CN102964046B (en) | 2011-08-31 | 2011-08-31 | Sludge extrusion device and sludge processing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110256212.2A CN102964046B (en) | 2011-08-31 | 2011-08-31 | Sludge extrusion device and sludge processing system |
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| Publication Number | Publication Date |
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| CN102964046A true CN102964046A (en) | 2013-03-13 |
| CN102964046B CN102964046B (en) | 2015-04-08 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449693A (en) * | 2013-09-16 | 2013-12-18 | 北京安力斯环境科技有限公司 | Sludge forming machine |
| CN104129896A (en) * | 2014-07-25 | 2014-11-05 | 华南理工大学 | Heat-pump drying device of sludge |
| CN105198186A (en) * | 2015-10-23 | 2015-12-30 | 贵州绿纯环境开发有限公司 | Low-energy-consumption environmental-friendly sludge dewatering method and device |
| CN112645558A (en) * | 2020-12-30 | 2021-04-13 | 安阳艾尔旺新能源环境有限公司 | Sludge drying system and sludge drying treatment process |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3107508B2 (en) * | 1995-11-28 | 2000-11-13 | 多木化学株式会社 | Manufacturing method of granular chicken manure |
| CN201605217U (en) * | 2009-12-10 | 2010-10-13 | 天津泰达环保有限公司 | Wet sludge string extrusion device |
| CN202226761U (en) * | 2011-08-31 | 2012-05-23 | 北京朗新明环保科技有限公司 | Mud extrusion equipment and sludge treatment system with same |
-
2011
- 2011-08-31 CN CN201110256212.2A patent/CN102964046B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3107508B2 (en) * | 1995-11-28 | 2000-11-13 | 多木化学株式会社 | Manufacturing method of granular chicken manure |
| CN201605217U (en) * | 2009-12-10 | 2010-10-13 | 天津泰达环保有限公司 | Wet sludge string extrusion device |
| CN202226761U (en) * | 2011-08-31 | 2012-05-23 | 北京朗新明环保科技有限公司 | Mud extrusion equipment and sludge treatment system with same |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449693A (en) * | 2013-09-16 | 2013-12-18 | 北京安力斯环境科技有限公司 | Sludge forming machine |
| CN103449693B (en) * | 2013-09-16 | 2015-05-27 | 北京安力斯环境科技有限公司 | Sludge forming machine |
| CN104129896A (en) * | 2014-07-25 | 2014-11-05 | 华南理工大学 | Heat-pump drying device of sludge |
| CN104129896B (en) * | 2014-07-25 | 2017-04-05 | 华南理工大学 | A kind of sludge heat pump drying device |
| CN105198186A (en) * | 2015-10-23 | 2015-12-30 | 贵州绿纯环境开发有限公司 | Low-energy-consumption environmental-friendly sludge dewatering method and device |
| CN105198186B (en) * | 2015-10-23 | 2019-08-30 | 贵州绿纯环境开发有限公司 | Low-energy-consumptienvironment-friendlyhigh-precision environment-friendlyhigh-precision mud dewatering method and its device |
| CN112645558A (en) * | 2020-12-30 | 2021-04-13 | 安阳艾尔旺新能源环境有限公司 | Sludge drying system and sludge drying treatment process |
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|---|---|
| CN102964046B (en) | 2015-04-08 |
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Address after: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Lang Xinming Environmental Protection Technology Co.,Ltd. Address before: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee before: BEIJING LUCENCY ENVIRO-TECH Co.,Ltd. |
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Address after: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Water Environmental Protection Co.,Ltd. Country or region after: China Address before: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee before: Guoneng Lang Xinming Environmental Protection Technology Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |