CN105016592A - Slurry recycling circulation system and slurry recycling method thereof - Google Patents
Slurry recycling circulation system and slurry recycling method thereof Download PDFInfo
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- CN105016592A CN105016592A CN201510472115.5A CN201510472115A CN105016592A CN 105016592 A CN105016592 A CN 105016592A CN 201510472115 A CN201510472115 A CN 201510472115A CN 105016592 A CN105016592 A CN 105016592A
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Abstract
The invention discloses a slurry recycling circulation system. The slurry recycling circulation system comprises a slurry recovery sedimentation tank, a slurry recovery guide pipe arranged at an inlet of the slurry recovery sedimentation tank and a slurry outlet guide pipe arranged at an outlet of the slurry recovery sedimentation tank. Multiple stages of slurry screening treatment tanks and a special centrifugal separator for slurry are sequentially connected to the slurry outlet guide pipe. The special centrifugal separator for slurry is provided with a waste slurry outlet and a core ingredient slurry outlet. The waste slurry outlet is connected with a waste slurry filter press through a pipeline, and the core ingredient slurry outlet is connected with a core ingredient slurry filter press and a slurry mixing tank through pipelines. A recovery box is arranged on one side of the core ingredient slurry filter press, and an earth moving cart is arranged on one side of the waste slurry filter press. A slurry outlet of the slurry mixing tank is connected with a slurry tank through a pipeline, and a slurry outlet of the slurry tank is connected with a slurry outlet guide pipe. The slurry recycling circulation system effectively increases the slurry utilization rate of a construction site, achieves waste disposal in and after slurry use and is safe and environmentally friendly.
Description
Technical field
The invention belongs to castoff regenerative and utilize field, particularly a kind of mud reclamation utilizes the recycle system and mud reclamation Application way thereof.
Technical background
Mud off has become a kind of indispensable construction technology in engineering construction field, no matter the boring of prospecting boring or the shield driving of subway tunnel, ground-connecting-wall grooving, pile foundation, adopt mud off technique all in a large number, a large amount of discarded slurries has become one of environment primary pollution source.Discharge after the process such as existing dumping mud treatment can be separated by mud, dewater, solidification, but a large amount of solidification clods, treatment of mud problem still can not get the solution of system, and rear a large amount of discarded slurry of construct is disorderly arranged random Inverse problem and is emerged in an endless stream.The manpower financial capacity of the discharge of mud not only at substantial, also needs large stretch of landfill place, considerably increases construction enterprises' cost.
Summary of the invention
The present invention is in order to overcome the deficiencies in the prior art and defect, provide a kind of mud reclamation utilization ratio high, the discarded amount of mud is few, can again recycle after slurry curing, can save construction cost, the mud reclamation can improved the ecological environment again utilizes the recycle system and mud reclamation Application way thereof.
Technical scheme of the present invention: a kind of mud reclamation utilizes the recycle system, comprise mud reclamation settling tank, be arranged on mud reclamation settling tank ingress mud reclamation conduit and be arranged on mud reclamation settling tank exit go out slurry conduit, describedly go out slurry conduit is connected with multistage mud screen divisional processing pond and the special separating centrifuge of mud in turn, the special separating centrifuge of described mud is provided with useless slurry outlet and the outlet of nucleus slurry, described useless slurry outlet is connected with useless slurry pressure filter by pipeline, the outlet of described nucleus slurry is connected to nucleus slurry pressure filter and size-mixing tank by pipeline, described nucleus slurry pressure filter side is provided with collection box, side, described useless slurry press filtration pond is provided with muck haulage car, the grout outlet of size-mixing tank is connected with suction pit by pipeline, the grout outlet of suction pit is connected with pulp conduit.
Preferably, described in go out slurry conduit and be provided with the first mud lift pump, described multistage mud screen divisional processing pond comprise connect successively one-level mud screen divisional processing pond, secondary mud screen divisional processing pond, three grades of mud screen divisional processing ponds and level Four mud screen divisional processing pond.
Preferably, the first slurry screen-separating machine and the first dross extractor is provided with in described one-level mud screen divisional processing pond, the second slurry screen-separating machine and the second dross extractor is provided with in described secondary mud screen divisional processing pond, be provided with the 3rd slurry screen-separating machine and the 3rd dross extractor in described three grades of mud screen divisional processing ponds, in described level Four mud screen divisional processing pond, be provided with the 4th slurry screen-separating machine and the 4th dross extractor.
Preferably, this system also comprises a water purifying plant, and the wastewater outlet of useless slurry pressure filter and the wastewater outlet of nucleus slurry pressure filter are all by the water-in of effluent tubes connection water purifying plant, and the water outlet of water purifying plant connects city planting ductwork.
Preferably, the second mud lift pump is provided with between described level Four mud screen divisional processing pond and the special separating centrifuge of mud, the 3rd mud lift pump is provided with between the special separating centrifuge of described mud and size-mixing tank, the special separating centrifuge of mud and nucleus are starched between pressure filter and are provided with the 4th mud lift pump, and described pulp conduit is provided with the 5th mud lift pump.
Preferably, described useless slurry pressure filter side is provided with clod storage area, and the position of described clod storage area is corresponding with the position of muck haulage car, and described core slurry pressure filter side is provided with mud cake storage area, and the position of described mud cake storage area is corresponding with the position of collection box.
Preferably, in described size-mixing tank, be provided with the automatization modulating system of fresh mud test macro and various mud admixture, in described mud reclamation settling tank, be provided with inspection gallery.
Mud reclamation utilizes a mud reclamation Application way for the recycle system, comprises the steps:
1) useless slurry is delivered to mud reclamation settling tank and carries out preliminary sedimentation by mud reclamation conduit, and inspection gallery is used for settling tank maintenance slagging-off;
2) mud reclaims through mud reclamation settling tank and passes through slurry conduit after precipitation and the first mud lift pump is delivered to multistage mud screen divisional processing pond;
3) mud is by after the process of multi-stage screening treating pond, sends into the special separating centrifuge of mud by the second mud lift pump;
4) the special separating centrifuge of mud is separated the nucleus slurry in mud and gives up and starches, after being separated, in mud, nucleus slurry needs to enter size-mixing tank by three grades of mud lift pump or enter nucleus slurry pressure filter by level Four mud lift pump according to site operation, and useless slurry then all enters in useless slurry pressure filter;
5) isolated for special for mud separating centrifuge useless slurry is discharged discarded clod and waste water respectively by useless slurry pressure filter after press filtration solidification, waste water enters city planting ductwork after entering water purifying plant purification by effluent conduit, and discarded clod is deposited to transport behind place through muck haulage car to clod storage area and carried out harmless discharge;
6) isolated for special for mud separating centrifuge mud nucleus slurry is processed mud cake and waste water respectively by nucleus slurry pressure filter after press filtration solidification, waste water enters city planting ductwork after entering water purifying plant purification by effluent conduit, mud cake is deposited to mud cake storage area, and be stored in collection box, for other building site slurrying;
7) nucleus slurry enters size-mixing tank, and the fresh Slurry Storage that size-mixing tank modulates, in suction pit, is delivered to site operation by pulp conduit and the 5th mud lift pump and used.
Preferably, described step 2) in multistage mud screen divisional processing pond in slurry screen-separating machine screen out sand, mud particulate matter, the dross extractor in multistage mud screen divisional processing pond by screen out dregs, rubble cleaning.
Mud reclamation of the present invention utilizes the recycle system to be connected with multistage mud screen divisional processing pond by mud reclamation settling tank, the outlet in multistage mud screen divisional processing pond is connected with mud special centrifugal machine, mud special centrifugal machine is isolated nucleus slurry and is starched with discarded, wherein nucleus slurry enters size-mixing tank or reclaims after carrying out filter pressing, discarded slurry carries out harmless discharge by filtering equipment, size-mixing tank entrance connects the special separating centrifuge of mud, and outlet connects suction pit.
Mud reclamation settling tank can meet on-the-spot mud reclamation and deposit; Mud is sent to multistage mud screen divisional processing pond by pump, and multistage mud screen divisional processing pond comprises level Four screening process, screens out respectively to macrobead thing.After the process of multistage mud screen sub-system, mud delivers to the special separating centrifuge of mud by in-line pump, its function of the special separating centrifuge of mud is that the nucleus be separated in mud is starched and useless slurry, after separation, in mud, nucleus slurry is recycled, and useless slurry then enters the rear harmless discharge of filter pressing machine solidification.
This system needs to carry out press filtration process to nucleus slurry and the slurry that gives up respectively, the mud cake wherein formed after nucleus slurry press filtration solidification is stored in collection box and reclaims, clod muck haulage car after useless slurry press filtration solidification is transported, carry out harmless discharge, the waste water that press mud is formed discharges after entering water purifying plant purification.Nucleus slurry isolated by the special separating centrifuge of mud, forms fresh mud, be pumped to suction pit and carry out construction usage by the size-mixing tank modulation treatment at scene.Described size-mixing tank has the automatization modulating system of fresh mud test macro and various mud admixture.
Mud reclamation of the present invention utilizes the recycle system mud can be separated Posterior circle and uses, and is saved to next building site and uses after also can reclaiming mud cake.
The invention has the beneficial effects as follows: the efficient circulation that mud can realize working-yard utilizes, after mud is used to complete, storage can be reclaimed by after isolated nucleus solidification, and be used in other building sites; Harmless discharge after isolated useless slurry solidification; Thus effectively improve working-yard mud service efficiency, solve mud use procedure and use follow-up waste disposal issues, safety and environmental protection.
Accompanying drawing explanation
Fig. 1 is schematic flow sheet of the present invention;
1. mud reclamation conduits in figure, 2. mud reclamation settling tank, 3. inspection gallery, 4. the first mud lift pump, 41. second mud lift pump, 42. the 3rd mud lift pump, 43. the 4th mud lift pump, 44. the 5th mud lift pump, 5. the first slurry screen-separating machine, 6. the second slurry screen-separating machine, 7. the 3rd slurry screen-separating machine, 8. the 4th slurry screen-separating machine, 9. the first dross extractor, 91. second dross extractors, 92. the 3rd dross extractors, 93, 4th dross extractor, 10. the special separating centrifuge of mud, 101. useless slurry outlets, 102. nucleus slurry outlets, 11. useless slurry pressure filter, 12. clod storage areas, 13. effluent conduits, 14. muck haulage cars, 15. water purifying plants, 16. city planting ductworks, 17. nucleus slurry pressure filter, 18. mud cake storage areas, 19. collection boxes, 20. size-mixing tanks, 21. suction pits, 22. make new advances slurry conduit, 23. go out slurry conduit, I. one-level mud screen divisional processing pond, II. secondary mud screen divisional processing pond, III. three grades of mud screen divisional processing ponds, IV. level Four mud screen divisional processing pond.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further detailed explanation, but be not limiting the scope of the invention.
Embodiment
As shown in Figure 1, a kind of mud reclamation utilizes the recycle system, comprises mud reclamation settling tank 2, multistage mud screen divisional processing pond (one-level mud screen divisional processing pond I, secondary mud screen divisional processing pond II, three grades of mud screen divisional processing pond III, level Four mud screen divisional processing pond IV), the special separating centrifuge 10 of mud, useless slurry slurry pressure filter 11, nucleus slurry pressure filter 17, collection box 19, size-mixing tank 20, suction pit 21, water purifying plant 15.
Useless slurry is delivered to mud reclamation settling tank 2 and carries out preliminary sedimentation by mud reclamation conduit 1, and inspection gallery 3 is for settling tank maintenance slagging-off.Pass through slurry conduit 23 after mud reclamation precipitation and the first mud lift pump 4 is delivered to multistage mud screen divisional processing pond (I, II, III, IV), the first slurry screen-separating machine 5 and the first dross extractor 9 is provided with in one-level mud screen divisional processing pond I, the second slurry screen-separating machine 6 and the second dross extractor 91 is provided with in secondary mud screen divisional processing pond II, be provided with the 3rd slurry screen-separating machine 7 and the 3rd dross extractor 92 in three grades of mud screen divisional processing pond III, in level Four mud screen divisional processing pond IV, be provided with the 4th slurry screen-separating machine 8 and the 4th dross extractor 93.
The dregs screened out, rubble are cleared up by dross extractor.Slurry screen-separating machine has different screening functions, screens out the particulate matter such as sand, mud respectively.
Mud is by after multi-stage screening treating pond, the special separating centrifuge 10 of mud is sent into by the second mud lift pump 41, the function of the special separating centrifuge 10 of mud is that the nucleus be separated in mud is starched and useless slurry, after being separated, in mud, nucleus slurry needs to enter size-mixing tank 20 by the 3rd mud lift pump 42 or enter core slurry slurry pressure filter 17 by the 4th mud lift pump according to site operation, and useless slurry then all enters useless slurry filter pressing machine 11.
Useless slurry filter pressing machine 11 is that isolated for special for mud separating centrifuge 10 useless slurry is discharged discarded clod and waste water respectively after press filtration solidification, waste water is entered after water purifying plant 15 purifies by effluent conduit 13 and enters city planting ductwork 16, and discarded clod is deposited to transport behind place through muck haulage car 14 to clod storage area 12 and carried out harmless discharge.
Core slurry pressure filter 17 is that isolated for special for mud separating centrifuge 10 mud nucleus slurry is processed mud cake and waste water respectively after press filtration solidification, waste water is entered after water purifying plant 15 purifies by effluent conduit 13 and enters city planting ductwork 16, mud cake is deposited to mud cake storage area 18, and be stored in collection box 19, for other building site slurrying.
On-the-spot recycle mud is after isolating nucleus slurry by the special separating centrifuge 10 of mud, nucleus slurry enters size-mixing tank 20, the fresh Slurry Storage modulated is in suction pit 21, may be used for site operation to use, size-mixing tank 20 has the automatization modulating system of fresh mud test macro and various mud admixture.
Fresh mud is prepared by size-mixing tank 20, and suction pit 21 stores, and the 5th mud lift pump 44 and the slurry conduit 22 that makes new advances are delivered to working-yard and used, and suction pit 21, mud reclamation settling tank 2 all must meet site operation slurry needs.
Claims (9)
1. a mud reclamation utilizes the recycle system, it is characterized in that: it comprises mud reclamation settling tank, be arranged on mud reclamation settling tank ingress mud reclamation conduit and be arranged on mud reclamation settling tank exit go out slurry conduit, describedly go out slurry conduit is connected with multistage mud screen divisional processing pond and the special separating centrifuge of mud in turn, the special separating centrifuge of described mud is provided with useless slurry outlet and the outlet of nucleus slurry, described useless slurry outlet is connected with useless slurry pressure filter by pipeline, the outlet of described nucleus slurry is connected to nucleus slurry pressure filter and size-mixing tank by pipeline, described nucleus slurry pressure filter side is provided with collection box, side, described useless slurry press filtration pond is provided with muck haulage car, the grout outlet of size-mixing tank is connected with suction pit by pipeline, the grout outlet of suction pit is connected with pulp conduit.
2. a kind of mud reclamation according to claim 1 utilizes the recycle system, it is characterized in that: described in go out slurry conduit and be provided with the first mud lift pump, described multistage mud screen divisional processing pond comprise connect successively one-level mud screen divisional processing pond, secondary mud screen divisional processing pond, three grades of mud screen divisional processing ponds and level Four mud screen divisional processing pond.
3. a kind of mud reclamation according to claim 2 utilizes the recycle system, it is characterized in that: in described one-level mud screen divisional processing pond, be provided with the first slurry screen-separating machine and the first dross extractor, the second slurry screen-separating machine and the second dross extractor is provided with in described secondary mud screen divisional processing pond, be provided with the 3rd slurry screen-separating machine and the 3rd dross extractor in described three grades of mud screen divisional processing ponds, in described level Four mud screen divisional processing pond, be provided with the 4th slurry screen-separating machine and the 4th dross extractor.
4. a kind of mud reclamation according to claim 3 utilizes the recycle system, it is characterized in that: this system also comprises a water purifying plant, the wastewater outlet of useless slurry pressure filter and the wastewater outlet of nucleus slurry pressure filter are all by the water-in of effluent tubes connection water purifying plant, and the water outlet of water purifying plant connects city planting ductwork.
5. a kind of mud reclamation according to claim 4 utilizes the recycle system, it is characterized in that: between described level Four mud screen divisional processing pond and the special separating centrifuge of mud, be provided with the second mud lift pump, the 3rd mud lift pump is provided with between the special separating centrifuge of described mud and size-mixing tank, the special separating centrifuge of mud and nucleus are starched between pressure filter and are provided with the 4th mud lift pump, and described pulp conduit is provided with the 5th mud lift pump.
6. a kind of mud reclamation according to claim 5 utilizes the recycle system, it is characterized in that: described useless slurry pressure filter side is provided with clod storage area, the position of described clod storage area is corresponding with the position of muck haulage car, described core slurry pressure filter side is provided with mud cake storage area, and the position of described mud cake storage area is corresponding with the position of collection box.
7. a kind of mud reclamation according to claim 6 utilizes the recycle system, it is characterized in that: the automatization modulating system being provided with fresh mud test macro and various mud admixture in described size-mixing tank, is provided with inspection gallery in described mud reclamation settling tank.
8. a kind of mud reclamation according to claim 7 utilizes the mud reclamation Application way of the recycle system, it is characterized in that: it comprises the steps:
1) useless slurry is delivered to mud reclamation settling tank and carries out preliminary sedimentation by mud reclamation conduit, and inspection gallery is used for settling tank maintenance slagging-off;
2) mud reclaims through mud reclamation settling tank and passes through slurry conduit after precipitation and the first mud lift pump is delivered to multistage mud screen divisional processing pond;
3) mud is by after the process of multi-stage screening treating pond, sends into the special separating centrifuge of mud by the second mud lift pump;
4) the special separating centrifuge of mud is separated the nucleus slurry in mud and gives up and starches, after being separated, in mud, nucleus slurry needs to enter size-mixing tank by three grades of mud lift pump or enter nucleus slurry pressure filter by level Four mud lift pump according to site operation, and useless slurry then all enters in useless slurry pressure filter;
5) isolated for special for mud separating centrifuge useless slurry is discharged discarded clod and waste water respectively by useless slurry pressure filter after press filtration solidification, waste water enters city planting ductwork after entering water purifying plant purification by effluent conduit, and discarded clod is deposited to transport behind place through muck haulage car to clod storage area and carried out harmless discharge;
6) isolated for special for mud separating centrifuge mud nucleus slurry is processed mud cake and waste water respectively by nucleus slurry pressure filter after press filtration solidification, waste water enters city planting ductwork after entering water purifying plant purification by effluent conduit, mud cake is deposited to mud cake storage area, and be stored in collection box, for other building site slurrying;
7) nucleus slurry enters size-mixing tank, and the fresh Slurry Storage that size-mixing tank modulates, in suction pit, is delivered to site operation by pulp conduit and the 5th mud lift pump and used.
9. a kind of mud reclamation according to claim 8 utilizes the mud reclamation Application way of the recycle system, it is characterized in that: described step 2) in multistage mud screen divisional processing pond in mud sifting machine screen out sand, mud particulate matter, the dross extractor in multistage mud screen divisional processing pond by screen out dregs, rubble cleaning.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106677702A (en) * | 2017-03-02 | 2017-05-17 | 合肥智慧龙图腾知识产权股份有限公司 | Drilling machine for hydraulic engineering construction |
| CN107218047A (en) * | 2016-03-21 | 2017-09-29 | 上海天颢实业有限公司 | A kind of full-automatic mud balance system |
| CN107416994A (en) * | 2017-08-08 | 2017-12-01 | 中铁隧道集团二处有限公司 | A kind of mud multi-stage separation method that slurry shield machine is constructed in fine grained stratum |
| CN107460867A (en) * | 2017-08-29 | 2017-12-12 | 上海市基础工程集团有限公司 | Circulating mud performance quickly regulating method |
| CN107842330A (en) * | 2017-11-30 | 2018-03-27 | 河南小威环境科技有限公司 | Bentonite rock-carrying slurry purification treatment method and system |
| CN110029670A (en) * | 2019-04-16 | 2019-07-19 | 潮峰钢构集团有限公司 | The earthwork for foundation construction configures silt particle pumping installations and its operating method |
| CN110156292A (en) * | 2019-05-29 | 2019-08-23 | 中清深利(深圳)科技有限公司 | A kind of slurry dewatering solidifying and resource utilization method |
| CN110318697A (en) * | 2019-05-20 | 2019-10-11 | 国家电网有限公司 | A kind of packaged type pile foundation drilling mud processing unit |
| CN110498580A (en) * | 2019-08-12 | 2019-11-26 | 中国建筑第八工程局有限公司 | Construction waste mud disposal system and its processing method |
| CN111236247A (en) * | 2020-01-14 | 2020-06-05 | 北京市轨道交通建设管理有限公司 | Rotary-jet-technology-based underground excavation PBA construction method for tunnel waterproof curtain |
| CN111976007A (en) * | 2020-07-23 | 2020-11-24 | 浙江方远新材料股份有限公司 | Control system and control method for slurry recovery |
| CN112694217A (en) * | 2020-12-22 | 2021-04-23 | 南京市利澜电力节能科技有限公司 | Power plant industrial wastewater treatment system and treatment method |
| CN113082803A (en) * | 2021-05-17 | 2021-07-09 | 万宝矿产有限公司 | Ore pulp filter-pressing and filter cake size mixing system |
| CN114394723A (en) * | 2022-01-18 | 2022-04-26 | 武汉誉城千里建工有限公司 | Treatment and comprehensive utilization method of foundation engineering slurry |
| CN114508314A (en) * | 2022-01-05 | 2022-05-17 | 中煤江南建设发展集团有限公司 | Recycling method of drilling mud |
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| CN107218047A (en) * | 2016-03-21 | 2017-09-29 | 上海天颢实业有限公司 | A kind of full-automatic mud balance system |
| CN106677702B (en) * | 2017-03-02 | 2018-12-14 | 深圳市景方盈科技有限公司 | A kind of construction of hydro project drilling machine |
| CN106677702A (en) * | 2017-03-02 | 2017-05-17 | 合肥智慧龙图腾知识产权股份有限公司 | Drilling machine for hydraulic engineering construction |
| CN107416994B (en) * | 2017-08-08 | 2020-08-28 | 中铁隧道集团二处有限公司 | Multistage mud separation method for slurry shield machine construction in fine particle stratum |
| CN107416994A (en) * | 2017-08-08 | 2017-12-01 | 中铁隧道集团二处有限公司 | A kind of mud multi-stage separation method that slurry shield machine is constructed in fine grained stratum |
| CN107460867A (en) * | 2017-08-29 | 2017-12-12 | 上海市基础工程集团有限公司 | Circulating mud performance quickly regulating method |
| CN107842330A (en) * | 2017-11-30 | 2018-03-27 | 河南小威环境科技有限公司 | Bentonite rock-carrying slurry purification treatment method and system |
| CN107842330B (en) * | 2017-11-30 | 2023-12-15 | 河南小威环境科技有限公司 | Bentonite-carried-rock slurry purification treatment method and system |
| CN110029670A (en) * | 2019-04-16 | 2019-07-19 | 潮峰钢构集团有限公司 | The earthwork for foundation construction configures silt particle pumping installations and its operating method |
| CN110318697A (en) * | 2019-05-20 | 2019-10-11 | 国家电网有限公司 | A kind of packaged type pile foundation drilling mud processing unit |
| CN110156292A (en) * | 2019-05-29 | 2019-08-23 | 中清深利(深圳)科技有限公司 | A kind of slurry dewatering solidifying and resource utilization method |
| CN110498580A (en) * | 2019-08-12 | 2019-11-26 | 中国建筑第八工程局有限公司 | Construction waste mud disposal system and its processing method |
| CN111236247A (en) * | 2020-01-14 | 2020-06-05 | 北京市轨道交通建设管理有限公司 | Rotary-jet-technology-based underground excavation PBA construction method for tunnel waterproof curtain |
| CN111976007A (en) * | 2020-07-23 | 2020-11-24 | 浙江方远新材料股份有限公司 | Control system and control method for slurry recovery |
| CN112694217A (en) * | 2020-12-22 | 2021-04-23 | 南京市利澜电力节能科技有限公司 | Power plant industrial wastewater treatment system and treatment method |
| CN113082803A (en) * | 2021-05-17 | 2021-07-09 | 万宝矿产有限公司 | Ore pulp filter-pressing and filter cake size mixing system |
| CN114508314A (en) * | 2022-01-05 | 2022-05-17 | 中煤江南建设发展集团有限公司 | Recycling method of drilling mud |
| CN114394723A (en) * | 2022-01-18 | 2022-04-26 | 武汉誉城千里建工有限公司 | Treatment and comprehensive utilization method of foundation engineering slurry |
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