CN108862523A - The equipment for handling coal separation sewage - Google Patents
The equipment for handling coal separation sewage Download PDFInfo
- Publication number
- CN108862523A CN108862523A CN201810785557.9A CN201810785557A CN108862523A CN 108862523 A CN108862523 A CN 108862523A CN 201810785557 A CN201810785557 A CN 201810785557A CN 108862523 A CN108862523 A CN 108862523A
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- Prior art keywords
- coal
- coal slime
- treatment device
- sewage
- water
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- 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
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment Of Sludge (AREA)
Abstract
The equipment for handling coal separation sewage, including single treatment device and secondary treatment device, cuboid is made in the shape of two processing units, it is characterised in that surrounding and bottom closing, open rectangular box suitable for reading is made in single treatment device, and concave spherical surface is made in its bottom shape（14）Or recessed arcwall face, top are equipped with automatic traveling crane（2）, the pipeline that dredge pump conveys coal slime outward is installed in driving, dredging tube mouth, which protrudes into, to be integrally connected in bottom portion with dredge pump；Totally enclosed apparatus for treating sewage has been made in the right pars infrasegmentalis of single treatment device（11）, from apparatus for treating sewage（11）Pick out two medicament delivery pipes（7）It is connected to medicament agitator tank；Pick out a coal slime sewage inlet pipe（10）, it is connect for the coal slime water out with coal washer.It can more completely aspirate and take coal slime in cabinet and entered in the circulation line of coal separation water after making the coal slime sewage treatment of coal preparation plant, and this sewage disposal device energy branch mailbox body moves integrally, and user's Fast Installation is facilitated to use, it is adaptable.
Description
Technical field
The present invention relates to a kind of equipment for handling coal separation sewage.
Background technique
The equipment that existing coal preparation plant uses is all by coal separation unit, and separating sieve and black water filtering equipment etc. are constituted, coal separation
Afterwards containing a large amount of coal slimes are contained in sewage, needs to make dehydration, generally give filtering equipment, water is filtered out, leave coal slime.Coal separation
Units' installation is in high position, and the sewage containing coal slime of generation, which can take advantage of a situation, to be streamed in filtering equipment, and the cleaned coal sub-elected is then
Cleaned coal storage field is transported to along the hopper of setting.And the sewage containing coal slime is usually that a big water storage is built near coal separation workshop
Pond flows into the sewage containing coal slime in pond, and natural sedimentation is irregular that the coal slime of precipitating is pulled out, and such mode is neither
Coal slime preferably can be more completely recycled, and the utilization of the water after precipitating is also that can be used not having to, not only water resource waste, sewage
Middle coal slime also wastes.Secondly, the sewage containing coal slime in traditional coal preparation plant production outside trickling to factory, is equally after filters pressing
A kind of waste；Effluent part after coal separation unit rinses is drained, and pollution is formed；Thus i.e. waste water resource, and pollution surrounding ring
Border.Its reason is exactly a kind of no equipment that coal slime sewage is effectively treated, and more constitutes this equipment and coal separation unit and recycles
Sewage disposal system.
Summary of the invention
It is an object of the invention to provide a kind of equipment for handling coal separation sewage, are asked with solving current coal preparation plant's sewage treatment
Topic, and the raw line of coal separation sewage treatment that complete set can be more conveniently combined into existing coal separation unit.
Technical solution：
The equipment for handling coal separation sewage, including single treatment device and secondary treatment device, the shape of two processing units are made
At rectangular box body；The composition of single treatment device is：
Surrounding and bottom closing, open rectangular box suitable for reading is made in single treatment device, and recessed ball is made in its bottom shape
Face 14 or recessed arcwall face, top are equipped with automatic traveling crane 2, and the pipeline that dredge pump conveys coal slime outward is equipped in driving,
Its dredging tube mouth protrudes into be integrally connected in bottom portion and dredge pump 2；It has been made in the right pars infrasegmentalis of single treatment device totally-enclosed
Apparatus for treating sewage 11, pick out two medicament delivery pipes 7 from apparatus for treating sewage 11 and be connected to medicament agitator tank；Pick out a coal slime
Sewage inlet pipe 10 is connect for the coal slime water out with coal washer.
In case napex side, production has slope shape sink 3, and semicircle is made in the bottom of slope shape sink 3, its bottom end
Port is located at the top of coal slime temporary storage box 5；Coal slime temporary storage box 5 and medicament agitator tank have been made in the right part of single treatment device
26.
A coal slime water outlet pipe 12 is picked out from apparatus for treating sewage 11, the outlet of coal slime water outlet pipe 12, which is protruded into, once to be located
Manage the top of device inner cavity.
It is located at the lower section of medicament agitator tank 26 in single treatment device right end lower part, a coal slime delivery pipe 9 is installed and is connected to
To the lower part of coal slime temporary storage box 5, the other end of coal slime delivery pipe 9 with the coal slime storehouse of coal slime filter press for connecting；Once locating
The left end wall surface middle and upper part position of reason device is provided with half clear water output 1, passes through the half of pipeline connection to secondary treatment device left end
Clear water entrance 15.
The composition of secondary treatment device：
Secondary treatment device is also made into cuboid cabinet, and bottom wheat flour is made concave spherical surface 2 27 or recessed arcwall face；In case
Body one automatic traveling crane 2 20 of installation suitable for reading is equipped with the coal slime delivery pipe of dredge pump 26, coal slime delivery pipe on automatic traveling crane two
It is connected to the slope sink 21 of cabinet napex side；Cabinets cavity left part, separation have clear water water supply tank 17 and secondary coal slime temporary
Storage tank 18, and piece clear water water supply pipe 16 of attaching.
Half clear water entrance 15 is opened on cabinets cavity wall top, half clear water output being switched in single treatment device with pipeline
1.Reserve tank 22 is passed through on the right part top of secondary treatment device, attaching receives the filters pressing for the clear water that coal slime filter press is collected
Case clear water inflow entrance 23；In the also attaching of cabinet medium position clear water output pipe 24 and suction pump 25, connected with pipeline through this nozzle
Lead to cleaning unit in water lines, realize recycling for coal washing water.
The right end portion of secondary treatment device is separated out a reserve tank 22, for storing motor, water pump and gate valve；In end face
The chamber door of unlatching is installed on tank wall.
Advantages of the present invention：The equipment of this processing coal separation sewage, in addition to the connection of the circulation line of internal system, there are also with
The pipeline of pipeline, the clear water for having reception filter press to filter out that the coal slime storehouse of filter press is connected to, there are also will be in secondary treatment device
The clear water managed uses water lines back to cleaning unit.It can be connect well with existing cleaning unit, form complete set
Coal separation sewage treatment production line.Through treated twice, coal slime sewage becomes the clear water for returning to cleaning unit and using.Meanwhile if
The pipeline for receiving clear water outside factory has been counted, has been needed with being adjusted in Ji water supply pipe if necessary with water；Make to handle setting for coal separation sewage
Standby can more completely aspirate takes coal slime in cabinet and enters coal separation water after making the coal slime sewage treatment of coal preparation plant
In circulation line.And sewage disposal device energy branch mailbox body of the invention moves integrally, and user's Fast Installation is facilitated to use.
Detailed description of the invention
Fig. 1 is single treatment apparatus structure schematic diagram.
Fig. 2 is secondary treatment apparatus structure schematic diagram.
Specific embodiment
An example of the present invention is given below, further illustrates to technical solution.
Referring to Fig.1, single treatment device is for handling the coal slime sewage that is discharged after cleaning unit work, and it
In drying slime be sent in coal slime filter press and remove moisture therein, leave the standby transhipment of the low coal slime of water content and walk；It is therein
Half clear water is formed after sewage is processed, is then sent through subsequent secondary treatment device and is processed into clear water again, into the life of coal preparation plant
The circulation line of fisheries water.
Single treatment device is made into surrounding and bottom closing, open rectangular box suitable for reading；Recessed ball is made in bottom shape
Face 14 or recessed arcwall face, the collecting bin for forming the coal slime self-assemble by being deposited to bottom in concave spherical surface 14, favorably
The subsequent suction of dredge pump 13 is sent out.
Automatic traveling crane 2 is mounted on the upper oral part of cabinet, and the pipeline that dredge pump conveys coal slime outward is equipped on automatic traveling crane,
Its dredging tube mouth protrudes into bottom portion, is connected to dredge pump 13, thus can be the coal being deposited in the bottom that concave spherical surface 14 is formed
Mud suction cocurrent, which is fallen in subsequent slope shape sink 3, is then sent through coal slime temporary storage box 5.It is equipped on the automatic traveling crane 2 to work
The inductor for making environment adaptation, makes dredge pump 13 under the leading of driving, automatic back-and-forth is in the inner cavity of single treatment device
Row is backhauled, is moved left and right, the deposition coal slime suction in entire concave spherical surface 14 is seen off with the dredge pump 13 of bottom.Thus can
Dredge pump 13 is set to be automatically moved to any position of concave spherical bottom, so the coal slime for being deposited on the bottom of box can be sufficiently taken out
Suction and conveying is walked.
Slope shape sink 3 is welded in case napex side, and semicircle is made in the vallecular cavity of slope shape sink 3, has interests by suction mud
The biggish coal slime of water content that pump 13 is sent is flowed into coal slime temporary storage box 5, in case giving subsequent coal slime filter press processing；?
The right part of single treatment device has made coal slime temporary storage box 5 and medicament agitator tank 26；Coal slime temporary storage box acts on it has been observed that medicine
Agent agitator tank 26 is for giving the medicament of the coal slime deposition in selected promotion sewage to sewage treatment again after mixing
Device 11.The port of the bottom end of slope shape sink 3 reaches the top of coal slime temporary storage box 5, fast with the coal slime for guaranteeing that dredge pump 13 is sent out
Fast smooth delivery of power is stored into coal slime temporary storage box 5 in case being transported to the processing of coal slime filter press.
Apparatus for treating sewage 11 is made in the right pars infrasegmentalis of single treatment device, totally enclosed is made in apparatus for treating sewage 11
Shape；Two medicament delivery pipes 7 are picked out from apparatus for treating sewage 11, this two pipe is connected to 26 inner cavity of medicament agitator tank；From sewage treatment
Device 11 picks out a coal slime sewage inlet pipe 10 again, this pipe is communicated to the coal slime water out of cleaning unit, and collection is set from coal washing
Standby black water.By cleaning unit reception come coal slime sewage in hydrotreater 11 with the promotion from medicament agitator tank 26
The medicament of coal slime precipitating is sufficiently mixed processing.Meanwhile another purposes of apparatus for treating sewage 11 is also the height from cleaning unit
Fast black water work slows down flow velocity processing, and precipitating medicament is made to obtain more sufficient mixing herein, promotes to enter in single treatment device
Black water rapid precipitation in chamber separates coal slime and water.So the capacity of apparatus for treating sewage 11 is made big to suitable for slowing down height
The flow velocity of fast black water, until the mixing of precipitating medicament and water in processor reaches the requirement of design.
A coal slime water outlet pipe 12 is picked out from the upper wall middle position of the cavity of apparatus for treating sewage 11, is located at two medicaments
The centre of pipe 7；The outlet of coal slime water outlet pipe 12 makes apparatus for treating sewage 11 to help to the top of single treatment device inner cavity
Medicament and the mixing of coal slime sewage are precipitated, then is sunk from the jet flow suitable for reading of coal slime water outlet pipe 12 into the inner cavity of single treatment device
Form sediment separation, coal slime water outlet pipe 12 is suitable for reading to do flue, coal slime be deposited on the concave spherical of bottom at pit in by suction mud
They are aspirated and are seen off by pump 13.
It is located at the lower section of medicament agitator tank 26 in single treatment device right end lower part, a coal slime delivery pipe 9 is installed and is connected to
Pulp absorbing pump 8 is mounted with to the lower part of 5 inner cavity of coal slime temporary storage box, and on 9 pipeline of coal slime delivery pipe；Coal slime delivery pipe 9 it is another
It terminates in the coal slime storehouse of coal slime filter press, in this way, coal slime obtained in single treatment device is just conveyed to coal slime filter press
It goes to handle.
It is provided with half clear water output 1 in the left end wall surface middle and upper part position of single treatment device, half clear water is because of warp
After crossing single treatment device precipitating, a large amount of coal slimes are deposited in the bottom of box, aspirate them by dredge pump 13 and pipeline and see off,
But still contain a small amount of coal slime in superposed supernatant, therefore referred to as half clear water；So needing through pipeline connection to secondary
Half clear water entrance 15 of processing unit left end, by the further precipitation process of secondary treatment device.
Secondary treatment device is for further precipitating the coal slime from half clear water that the conveying of single treatment device comes, and handle
Water and coal slime separation, obtain clear water and coal slime, extract coal slime, draw clear water and recycle；It is collected simultaneously the clear water of filter press filtering；
According to hydraulic pressure and water level, clear water outside factory is suitably covered, adjusts the water supply of main coal picker, realizes total closed cycle water.
The shape of secondary treatment device is also made into rectangular box body shape, identical as the bottom surface of single treatment device, secondary treatment
Concave spherical surface 2 27 or recessed arcwall face is also made in the case bottom shape of device, and the coal slime of such bottom shape interests precipitating is poly-
Collection, to facilitate the dredge pump on aftermentioned automatic traveling crane 2 20, is protruded into the coal slime of deposition by dredging tube, by the coal of deposition
Mud suction and conveying gives filter press processing.
Cabinets cavity left end portion is separated with clear water water supply tank 17 and secondary coal slime temporary storage box 18, and piece clear water moisturizing of attaching
Pipe 16 when sets requirement is not achieved in water level in the case, receives the clear water attracted outside factory, gives clear water water supply tank 17, whole to adapt to
A cleaning unit is required with water；Secondary coal slime temporary storage box 18 be for collect storage by dredge pump 2 26 from bottom suction Lai
Coal slime, to be transported in the coal slime storehouse of coal slime filter press after concentrating, for filter press processing.
Half clear water entrance 15 is opened on cabinets cavity wall top, half clear water output being switched in single treatment device with pipeline
1, to receive half clear water containing a small amount of coal slime obtained after the processing of single treatment device, half clear water is flowed into secondary treatment device
After in chamber, carry out secondary precipitation, product in the concave spherical surface 2 27 of bottom, facilitate dredge pump suction send out.
The coal slime conveying of dredge pump 2 26 is installed on cabinet one automatic traveling crane 2 20 of installation suitable for reading, automatic traveling crane two
Pipe, coal slime delivery pipe are connected to the slope sink 2 21 of cabinet napex side, and slope sink two receives the coal of dredge pump 2 26
The coal slime that the secondary precipitation that mud delivery pipe is sent obtains is slipped to the secondary deposit of coal slime temporary storage box 18 along slope sink 2 21 and send
Out.The working mode selection discontinuous of the automatic traveling crane two is run, because the deposition coal slime in secondary treatment device is less, only
Need periodic running dredge pump 2 26 that the suction operation of coal slime can be completed.
The reserve tank 22 that the right end portion of secondary treatment device is separated out, for storing motor, water pump and gate valve, in end face case
The chamber door of one of unlatching is mounted on wall, in case storing and enabling motor, water pump or gate valve.In the right part of secondary treatment device
Top passes through reserve tank 22, the filters pressing clear water inflow entrance 23 that is connected to the clear water output pipe of filter press of attaching；In the middle part of cabinet
Position also attaching suction pump 25 and clear water output pipe 24, with pipeline through this nozzle be communicated to cleaning unit in water lines.
Expose to the sun and rain in order to which two processing units are avoided that, influence to work normally, welds peace in their top suitable for reading
Color steel tile bracket has been filled, has been color steel tile bracket 1, color steel tile bracket 2 19 respectively, for being laid to rain-proof item.
The equipment of processing coal separation sewage made of in the manner described above passes through the sewage containing coal slime from cleaning unit
After single treatment device makees sufficiently processing, a large amount of coal slimes are deposited in the concave spherical surface bottom of device in sewage, are extracted by dredge pump
It is conveyed to filter press and goes filters pressing；So that water is become half clear water containing a small amount of coal slime, then is further precipitated through secondary treatment device, coal slime
It is more fully separated with water, extracts coal slime, the water that remainder is come is exactly the clear water of coal separation production line again.In this way, coal slime is returned
It harvests entirely, industrial water obtains iterative cycles utilization.The more importantly processing apparatus of the invention containing coal mud water is all pacified
In two closed boxes by pipeline connection, it can be mounted to according to coal separation user actual landform and environmental condition, combination
The equipment of the processing coal separation sewage to tally with the actual situation, while movement can easily be moved again and assembled again, there is very strong flexibility
It should be able to power with reality.
Claims (8)
1. the equipment for handling coal separation sewage, including single treatment device and secondary treatment device, the shape of two processing units are equal
Cuboid is made, it is characterised in that surrounding and bottom closing, open rectangular box suitable for reading is made in single treatment device, it
Concave spherical surface is made in bottom shape（14）Or recessed arcwall face, top are equipped with automatic traveling crane（2）, dredge pump is installed in driving
The pipeline of conveying coal slime, dredging tube mouth are protruded into bottom portion and dredge pump outward（2）It is integrally connected；In single treatment device
Right pars infrasegmentalis has made totally enclosed apparatus for treating sewage（11）, from apparatus for treating sewage（11）Pick out two medicament delivery pipes（7）With
The connection of medicament agitator tank；Pick out a coal slime sewage inlet pipe（10）, it is connect for the coal slime water out with coal washer.
2. the equipment of processing coal separation sewage according to claim 1, it is characterised in that in case napex side, production has slope
Shape sink（3）, slope shape sink（3）Bottom semicircle is made, the port of its bottom end is located at coal slime temporary storage box（5）It is upper
Side；Coal slime temporary storage box has been made in the right part of single treatment device（5）With medicament agitator tank two（6）.
3. the equipment of processing coal separation sewage according to claim 1, it is characterised in that from apparatus for treating sewage（11）Pick out one
Root coal slime water outlet pipe（12）, coal slime water outlet pipe（12）Outlet protrude into the top in single treatment device inner cavity.
4. the equipment of processing coal separation sewage according to claim 1, it is characterised in that in single treatment device right end lower part
Positioned at medicament agitator tank two（6）Lower section, a coal slime delivery pipe is installed（9）It is communicated to coal slime temporary storage box（5）Lower part, coal slime
Delivery pipe（9）The other end for being connect with the coal slime storehouse of coal slime filter press；In the left end wall surface middle and upper part of single treatment device
Position is provided with half clear water output（1）, pass through half clear water entrance of pipeline connection to secondary treatment device left end（15）.
5. the equipment of processing coal separation sewage according to claim 1, it is characterised in that secondary treatment device is also made into rectangular
Bodily form cabinet, bottom wheat flour are made concave spherical surface two（27）Or recessed arcwall face；In cabinet one automatic traveling crane two of installation suitable for reading
（20）, dredge pump is installed on automatic traveling crane two（26）Coal slime delivery pipe, the slope of coal slime delivery pipe and cabinet napex side
Sink（21）Connection；Cabinets cavity left part, separation have clear water water supply tank（17）With secondary coal slime temporary storage box（18）, and attaching one
Root clear water water supply pipe（16）.
6. the equipment of processing coal separation sewage according to claim 5, it is characterised in that it is clear to open half on cabinets cavity wall top
Water inlet（15）, half clear water output that is switched to pipeline in single treatment device（1）.
7. the equipment of processing coal separation sewage according to claim 5, it is characterised in that in the right part of secondary treatment device
Top passes through reserve tank（22）, attaching receives the pressing filter box clear water inflow entrance for the clear water that coal slime filter press is collected（23）；In case
Body medium position also attaching clear water output pipe（24）And suction pump（25）, the use of cleaning unit is communicated to through this nozzle with pipeline
In water lines, recycling for coal washing water is realized.
8. the equipment of processing coal separation sewage according to claim 5, it is characterised in that the right end portion of secondary treatment device
It is separated out a reserve tank（22）；The chamber door of unlatching is installed on the tank wall of end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810785557.9A CN108862523B (en) | 2018-07-17 | 2018-07-17 | Equipment for treating coal preparation sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810785557.9A CN108862523B (en) | 2018-07-17 | 2018-07-17 | Equipment for treating coal preparation sewage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108862523A true CN108862523A (en) | 2018-11-23 |
| CN108862523B CN108862523B (en) | 2021-12-24 |
Family
ID=64302543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810785557.9A Active CN108862523B (en) | 2018-07-17 | 2018-07-17 | Equipment for treating coal preparation sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108862523B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1792830A (en) * | 2005-10-21 | 2006-06-28 | 赵树彦 | Tech. for treating coal mud water by tow section concentration, tow section recovery |
| CN104478120A (en) * | 2014-11-14 | 2015-04-01 | 李军祥 | Coal washing wastewater cycle treatment technology |
| CN107399850A (en) * | 2017-07-20 | 2017-11-28 | 浙江浙能绍兴滨海热电有限责任公司 | A kind of method of wastewater treatment containing coal |
-
2018
- 2018-07-17 CN CN201810785557.9A patent/CN108862523B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1792830A (en) * | 2005-10-21 | 2006-06-28 | 赵树彦 | Tech. for treating coal mud water by tow section concentration, tow section recovery |
| CN104478120A (en) * | 2014-11-14 | 2015-04-01 | 李军祥 | Coal washing wastewater cycle treatment technology |
| CN107399850A (en) * | 2017-07-20 | 2017-11-28 | 浙江浙能绍兴滨海热电有限责任公司 | A kind of method of wastewater treatment containing coal |
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| Publication number | Publication date |
|---|---|
| CN108862523B (en) | 2021-12-24 |
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