WO2007023561A1 - 含水汚泥の処理方法および処理設備 - Google Patents
含水汚泥の処理方法および処理設備 Download PDFInfo
- Publication number
- WO2007023561A1 WO2007023561A1 PCT/JP2005/015531 JP2005015531W WO2007023561A1 WO 2007023561 A1 WO2007023561 A1 WO 2007023561A1 JP 2005015531 W JP2005015531 W JP 2005015531W WO 2007023561 A1 WO2007023561 A1 WO 2007023561A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- water
- sludge
- pipe
- preheater
- pump
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/008—Sludge treatment by fixation or solidification
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1321—Waste slurries, e.g. harbour sludge, industrial muds
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/24—Cements from oil shales, residues or waste other than slag
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/2016—Arrangements of preheating devices for the charge
- F27B7/2025—Arrangements of preheating devices for the charge consisting of a single string of cyclones
- F27B7/2033—Arrangements of preheating devices for the charge consisting of a single string of cyclones with means for precalcining the raw material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/32—Arrangement of devices for charging
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
Definitions
- the present invention relates to a method and apparatus for treating hydrous sludge for efficiently final disposal of hydrous sludge such as sewage sludge in a cement clinker production facility.
- Patent Document 1 Japanese Patent No. 3246509
- Patent Document 2 Patent No. 3344448
- the patent invention relating to Patent No. 3246509 is a preheater for preheating cement raw material pulverized by a raw material mill, and the preheater is connected to the kiln bottom portion to fire the preheated cement raw material.
- a pipe connected to a pump for directly feeding the water-containing sludge into the dry kiln, and the pipe is connected to the kiln bottom or the calciner. is there.
- Patent No. 3344448 relates to a sludge treatment method,
- the water-containing sludge is directly introduced into the kiln bottom part of a dry kiln or calcining furnace, which produces cement clinker by burning cement raw material, or in the form of water-containing slurry, and is incinerated by being pumped through a pipe. is there.
- the existing dry kiln which does not have a pretreatment such as drying or additive addition to the hydrous sludge such as sewage sludge, and which is free from environmental pollution problems. It can be disposed of directly at a temperature of 800 ° C to 1200 ° C and incinerated in a high-temperature atmosphere for efficient and low-cost final disposal, and sludge incineration ash is economically reused as a cement clinker be able to. Further, since the hydrous sludge is directly incinerated by piping, no problems such as odors occur, and thus the effect can be obtained.
- the sewage sludge when, for example, sewage sludge is treated by the above treatment method and treatment apparatus, usually, the sewage sludge is usually freed of excess water at a sewage treatment plant for convenience of transportation, and has a moisture content of about 80%. After being made into a dehydrated cake, it is transported to a cement manufacturing plant.
- a dehydrated cake with a moisture content of around 80% has the same hardness and fluidity as a porous clay with moisture.
- a screw pump such as a screw type or a piston type that can obtain a high discharge pressure is used.
- the cement manufacturing plant has a large number of dry kilns with a diameter of 4 to 6m and a length of around 80m, and the dry kiln has several tens of meters at the bottom of the kiln.
- the preheater is provided.
- the piping from the sludge tank that stores the hydrous sludge to the kiln bottom of the dry kiln requires a length of approximately 150 to 250 m, and the force is from the ground level to the kiln bottom. A rising part of 10-15m is required.
- water is supplied to the sludge tank that receives the sewage sludge so as to remove the sewage sludge. It may be possible to promote fluidization by reducing the viscosity, but as the moisture content of the sewage sludge increases, the heat consumption in the dry kiln increases, so the fuel cost increases and the economy is poor. The problem of incurring habits arises.
- Patent Document 1 Japanese Patent No. 3246509
- Patent Document 2 Japanese Patent No. 3344448
- the present invention has been made in view of powerful circumstances, and does not significantly increase the moisture content of the water-containing sludge, and smoothly transfers the water-containing sludge to the kiln bottom portion of the dry kiln with a low pressure.
- the problem is to provide a method and facility for treating hydrous sludge that can be performed.
- the invention according to claim 1 is a preheater for preheating cement raw material, and a dry type for firing the cement raw material preheated by connecting the preheater to a kiln bottom portion.
- the water-containing sludge stored in the sludge tank is transferred through a pipe by a pressure feed pump and directly injected into the lower part of the preheater. Water is supplied intermittently or continuously between the hydrated sludge and the inner wall surface of the pipe at at least one place of the pipe between the lower part of the preheater.
- the invention described in claim 2 is a calcining furnace provided in the lower force of the pre-heater according to claim 1, the kiln bottom part or a front stage of the kiln bottom part, It is what you do.
- the invention described in claim 3 is characterized in that, in the invention described in claim 1 or 2, it is a sewage sludge having a water-containing sludge strength moisture content of 90% or less.
- the invention described in claim 4 includes a preheater for preheating cement raw material and the preheater.
- a cement clinker manufacturing facility having a dry kiln that fires the cement raw material that is preheated with a piece connected to a kiln butt
- a hydrous sludge treatment facility for directly incinerating hydrous sludge
- a sludge tank for storing hydrous sludge
- a pressure feed pump for pumping sludge in the sludge tank
- a water injection device provided at least at one location between the pressure feed pump and the lower part of the preheater and supplying water intermittently or continuously between the water-containing sludge and the inner wall surface of the pipe. It is characterized by.
- the water injection device includes an annular gap portion formed in a circumferential direction at an intermediate portion in the thickness direction of the pipe, and the gap portion.
- a water supply line in which a water supply pump for supplying water is provided, and one end portion communicates with the gap portion, and the other end portion opens to the inner wall of the pipe over the entire circumference, thereby allowing the water to pass through the gap portion.
- a nozzle portion for supplying the water between the water-containing sludge and the inner wall surface of the pipe.
- the water injection device further includes a pressure detector for detecting the pressure in the pipe on the upstream side or the downstream side of the water injection device, Control means for starting the water pump when the pressure detected by the pressure detector reaches the first set value and stopping the water pump when the pressure reaches the second set value It is characterized by comprising.
- the inner diameter of the pipe is increased on the downstream side of the water injection device. It is a characteristic feature.
- the invention according to claim 8 is characterized in that the sludge tank according to claims 4 to 7 stores sewage sludge having a moisture content of 90% or less.
- the water-containing sludge is injected by a pump.
- water is supplied intermittently or continuously between the hydrated sludge and the inner wall surface of the pipe by a water injection device in the middle To wet the surface of the water-containing sludge.
- a water injection device in the middle
- the friction with the inner wall surface of the pipe is reduced, and the sliding of the water-containing sludge is promoted. Therefore, even when the pipe is long, the water-containing sludge is smoothed by the low discharge pressure of the pump.
- the water pump when the pressure in the pipe reaches the first set value by the detection signal from the pressure detector, the water pump is started for the first time when the water pressure reaches the first set value.
- the water pump can be stopped.
- the internal pressure can be maintained within a predetermined range.
- the water-containing sludge is pumped further downstream by expanding the inner diameter of the pipe downstream of the water injection device. It is possible to reduce the pressure required to achieve this and keep the required discharge pressure of the pressure pump low.
- FIG. 1 is a schematic configuration diagram showing an embodiment of a water-containing sludge treatment facility according to the present invention.
- FIG. 2 is an enlarged view of part A in FIG.
- FIG. 3 is a longitudinal sectional view of the main part of FIG.
- FIGS. 1 to 3 show the best embodiment in which the water-containing sludge treatment facility according to the present invention is applied to a sewage sludge treatment facility attached to a cement clinker production facility.
- 1 is a dry kiln for firing cement raw materials in this cement production facility.
- This dry kiln 1 is a rotary kiln provided so as to be rotatable around an axis, and a preheater 3 for preheating cement raw material is provided at the left corner of the kiln 2 in the figure and the right in the figure.
- a main panner (not shown) for heating the inside.
- the pre-heater 3 has a plurality of stages (four stages in the figure) arranged in series in the vertical direction. It is composed of Icron 3a-3d, and the cement raw material is supplied to the first-stage cyclone 3a.
- combustion exhaust gas is introduced from the kiln bottom portion 2 of the cement kiln 1 to the lower end, and a fuel supply line (not shown) is provided inside.
- a calcining furnace 4 equipped with a combustion device for fuel such as coal to be supplied is provided.
- a sewage sludge treatment facility is also provided in the cement clinker production facility.
- This treatment facility consists of a sludge tank 5 for storing sewage sludge, a pressure pump 6 for pumping the sludge in the sludge tank 5, and a water-containing sludge for drying kiln 1 connected to the discharge side of the pressure pump 6. It consists of a pipe 7 that is directly fed into the bottom part 2 and a water injection device 8 that is provided at two intervals between the pressure feed pump 6 and the kiln bottom part 2 of this pipe 7. .
- This pressure feed pump 6 is a piston-type pump that is reciprocally driven by hydraulic oil supplied from the hydraulic unit 9, and a mud feed line 10 from the sludge tank 5 is introduced into the supply section 6a. .
- a pipe 7 for transferring sewage sludge is connected to the discharge side of the pressure pump 6 via a check valve 11.
- the pipe 7 On the discharge side of the pressure pump 6, the pipe 7 is expanded from a nominal diameter of 150 mm to 200 mm by a diameter expansion pipe 12a, and further, between the water injection devices 8, a nominal diameter force S 200 mm by a diameter expansion pipe 12b. And a butterfly valve 13 is interposed in the vicinity of the kiln bottom part 2. And the said water injection apparatus 8 is each provided in the substantially intermediate position of this piping 7, and the upstream of the standup
- the water injection device 8 includes a water injection device 14 interposed in the piping 7 and constituting a part of the piping 7, a water supply line 16 for supplying water to the water injection device 14 by a water supply pump 15, and a water injection device.
- the pressure detector 17 is attached to the pipe 7 near the upstream side of the detector 14 and detects the internal pressure, and the pressure detected by the pressure detector 17 In this case, the water pump 15 is started when it reaches, and a control device (not shown) that stops the pressure pump 15 when the water pump 15 is lowered to the low pressure side set value (second set value).
- the high pressure side set value and the low pressure side set value in the control device provided on the downstream side of the right pipe 7 in FIG. 1 are the control provided on the upstream side of the left pipe 7 in the figure, respectively.
- the pressure is set lower and lower than the high-pressure side set value and low-pressure side set value in the device.
- the water injector 14 has an inner wall extending from the one end surface 14b of the main body 14a to the vicinity of the other end surface 14c larger than the inner diameter of the pipe 7, whereby the recess 18 is formed. It is formed.
- the concave portion 18 has a stepped portion 18a formed by forming the one end surface 14b side to have a larger diameter, and the other end portion is gradually reduced in diameter toward the other end surface 14c side. Is formed.
- a cylindrical sleeve 19 is inserted into the recess 18 from the one end face 14b side.
- the sleeve 19 has a flange portion 19a that engages with the step portion 18a of the concave portion 18 at one end portion, and a tapered portion 19b that faces the inclined portion 18b of the concave portion 18 at the other end portion. Further, a groove is formed in the vicinity of the step portion 18a of the recess 18, and an O-ring 20 is attached to the groove to seal the space between the sleeve 19 and the groove 19.
- an annular gap portion 21 through which water can flow is formed, and further, the inclined portion 18b and the taper are tapered.
- a nozzle part 22 continuous with the gap part 21 is formed between the part 19b.
- the tip 22a of the nozzle portion 22 is opened over the entire circumference of the inner wall surface.
- injection holes 23 extending from the outer peripheral surface to the gap portion 21 are formed at four positions at equal intervals in the circumferential direction of the main body portion 14a.
- the tip of the water supply line 16 is formed in a ring shape surrounding the outer periphery of the water injector 14, and injection pipes 24 are branched at four locations in the circumferential direction. Each injection tube 24 is fitted into the injection hole 23.
- the cement raw material preheated in the preheater 3 and calcined in the calcining furnace 4 is introduced into the dry kiln 1 from the kiln bottom part 2 as indicated by the dotted line arrow in the figure. Then, in the process of being gradually sent to the kiln butt part 2 side force in the dry kiln 1 to the front side of the kiln, it is heated from 1000 ° C to 1450 ° C by the flue gas from the main panner, baked and clinkered become.
- the sewage sludge having a water content of about 80% stored in the sludge tank 5 in advance is directly transferred from the pipe 7 by the pump 6 to the kiln bottom of the dry kiln 1. Put in 2. Then, the sewage sludge thrown into the kiln bottom part 2 is instantly vaporized in a high temperature atmosphere of about 1000 ° C, and the solid content is introduced into the dry kiln 1 and fired together with the heated cement raw material. And discharged as part of the cement clinker.
- the pressure detector 17 attached to the pipe 7 always keeps the pipe 7 in the pipe 7 inside.
- the water pump 15 is started by the control device.
- water is supplied from the water supply line 16 to the gap 21 in the water injector 14 and further from the tip 22a of the nozzle 22 to the outer peripheral surface of the sewage sludge over the entire inner wall surface of the water injector 14.
- the entire surface of the sewage sludge is moistened and the friction with the inner wall surface of the pipe 7 is reduced.
- sliding of the sewage sludge with respect to the inner wall surface of the pipe 7 is promoted.
- the tip 22a of the hydraulic nozzle 22 supplied to the annular gap 21 in the water injector 14 is also supplied over the entire circumference of the inner wall, the entire circumference of the sewage sludge is effectively moistened with a small amount of water. And the smoothness of the sliding can be further improved.
- the water pump 15 is activated for the first time to supply water.
- the water pump 15 is stopped when the pressure in the pipe 7 falls to the set value on the low pressure side. Therefore, even when the moisture content of the sewage sludge to be treated changes, the sewage sludge can be smoothly pumped at a low pressure in response to this, and the inside of the pipe 7 with a minimum amount of water supply. Can be maintained within a predetermined range.
- the force described only in the case of treating sewage sludge in the cement clinker manufacturing facility is not limited to this, and various other hydrous sludges are similarly used. Can be processed.
- the place where the water-containing sludge is introduced is not limited to the kiln bottom part, but can also be placed under the other preheater 3 such as the calcining furnace 4.
- the water-containing sludge can be transferred to the kiln bottom portion of the dry kiln, etc., without significantly increasing the water content in the water-containing sludge, and smoothly with low pressure.
- a processing method and processing equipment can be provided.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Treatment Of Sludge (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Drying Of Solid Materials (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/990,983 US8141501B2 (en) | 2005-08-26 | 2005-08-26 | Method and facility for disposing wet sludge |
PCT/JP2005/015531 WO2007023561A1 (ja) | 2005-08-26 | 2005-08-26 | 含水汚泥の処理方法および処理設備 |
CN2005800514150A CN101248015B (zh) | 2005-08-26 | 2005-08-26 | 含水污泥的处理方法以及处理设备 |
JP2006536977A JP3933194B2 (ja) | 2005-08-26 | 2005-08-26 | 含水汚泥の処理方法および処理設備 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2005/015531 WO2007023561A1 (ja) | 2005-08-26 | 2005-08-26 | 含水汚泥の処理方法および処理設備 |
Publications (1)
Publication Number | Publication Date |
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WO2007023561A1 true WO2007023561A1 (ja) | 2007-03-01 |
Family
ID=37771319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/015531 WO2007023561A1 (ja) | 2005-08-26 | 2005-08-26 | 含水汚泥の処理方法および処理設備 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8141501B2 (ja) |
JP (1) | JP3933194B2 (ja) |
CN (1) | CN101248015B (ja) |
WO (1) | WO2007023561A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009226236A (ja) * | 2008-03-19 | 2009-10-08 | Ube Ind Ltd | 含水汚泥の処理方法 |
CN111891674A (zh) * | 2020-07-22 | 2020-11-06 | 合肥佳安建材有限公司 | 一种污泥制砖生产用砖坯转运车定位装置 |
CN116002948A (zh) * | 2023-01-05 | 2023-04-25 | 西安建筑科技大学 | 一种水泥窑协同处置废弃物综合节能减排系统 |
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JP4987428B2 (ja) * | 2006-11-06 | 2012-07-25 | 住友大阪セメント株式会社 | 高含水率有機系廃棄物の処理方法及び処理装置 |
US8346369B2 (en) * | 2009-05-14 | 2013-01-01 | Cardiac Pacemakers, Inc. | Systems and methods for programming implantable medical devices |
CN102153297B (zh) * | 2010-11-29 | 2013-04-24 | 赵楠 | 新型干法水泥窑处置城镇污泥的方法和设备 |
CN110557945A (zh) | 2018-04-04 | 2019-12-10 | 太平洋工程株式会社 | 有机污泥的处理装置及处理方法 |
CN113167528A (zh) * | 2018-11-01 | 2021-07-23 | 丹麦技术大学 | 浆料干燥设备、浆料干燥方法和浆料干燥设备的用途 |
JP7245128B2 (ja) * | 2019-07-05 | 2023-03-23 | 川崎重工業株式会社 | 汚泥の処理方法及びセメント製造システム |
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2005
- 2005-08-26 CN CN2005800514150A patent/CN101248015B/zh active Active
- 2005-08-26 WO PCT/JP2005/015531 patent/WO2007023561A1/ja active Application Filing
- 2005-08-26 US US11/990,983 patent/US8141501B2/en active Active
- 2005-08-26 JP JP2006536977A patent/JP3933194B2/ja active Active
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JPS6168168U (ja) * | 1984-10-02 | 1986-05-10 | ||
JPS6396400A (ja) * | 1986-10-08 | 1988-04-27 | Nkk Corp | スラリ−の輸送方法 |
JPH01105100A (ja) * | 1987-10-16 | 1989-04-21 | Taiheiyo Kiko Kk | 高粘稠物質を輸送ポンプによりパイプ輸送するための方法 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009226236A (ja) * | 2008-03-19 | 2009-10-08 | Ube Ind Ltd | 含水汚泥の処理方法 |
CN111891674A (zh) * | 2020-07-22 | 2020-11-06 | 合肥佳安建材有限公司 | 一种污泥制砖生产用砖坯转运车定位装置 |
CN116002948A (zh) * | 2023-01-05 | 2023-04-25 | 西安建筑科技大学 | 一种水泥窑协同处置废弃物综合节能减排系统 |
CN116002948B (zh) * | 2023-01-05 | 2024-05-17 | 西安建筑科技大学 | 一种水泥窑协同处置废弃物综合节能减排系统 |
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US8141501B2 (en) | 2012-03-27 |
JP3933194B2 (ja) | 2007-06-20 |
CN101248015B (zh) | 2010-12-08 |
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US20100132592A1 (en) | 2010-06-03 |
JPWO2007023561A1 (ja) | 2009-03-26 |
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