CN109467114A - A kind of rinsing equipment and rinse method - Google Patents
A kind of rinsing equipment and rinse method Download PDFInfo
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- CN109467114A CN109467114A CN201811333200.3A CN201811333200A CN109467114A CN 109467114 A CN109467114 A CN 109467114A CN 201811333200 A CN201811333200 A CN 201811333200A CN 109467114 A CN109467114 A CN 109467114A
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- Prior art keywords
- rinsing
- filter
- filtering
- raw material
- pressure plate
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
- C01F11/462—Sulfates of Sr or Ba
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/14—Removing waste, e.g. labels, from cleaning liquid; Regenerating cleaning liquids
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
This application discloses a kind of rinsing equipments, including the grinding device (1) and filtering rinsing combination unit being sequentially connected, the filtering rinsing combination unit specifically includes connected rinsing agitator (2) and filter device (3), and the filtering rinsing combination unit is equipped with 1-5 group.The application also provides a kind of rinse method using above equipment.Rinsing equipment provided by the present application, grinding device is added before rinsing, raw material to be rinsed is crushed, then it enters back into filtering rinsing combination unit and carries out one or many rinsings, remove the impurity and agents useful for same in raw material, raw material particle size is small, with high purity after the rinsing made, is suitable for technology application, is especially suitable for barite (i.e. native sulfate of barium), kaolin and other nonmetallic minerals and brightens the rinsing after purification.
Description
Technical field
This application involves chemical process and equipment technical fields, more particularly to a kind of rinsing equipment and rinse method.
Background technique
Barite is with barium sulfate (BaSO4) nonmetallic minerals as main component, it is pure barite whitening color, glossy,
But since grey, light red, light yellow etc. can be also presented in the mixed influence of the impurity such as iron, titanium.The Mohs' hardness of heavy metal is moderate,
Chemical property is stablized, and has extensive use in multiple fields such as chemical industry, medicine, papermaking, plastics industries.
The impurity and associated minerals contained in barite (i.e. native sulfate of barium) directly affects its utility value industrially,
It needs to carry out purification processes to native sulfate of barium.Barite through floatation, calcination method or lixiviation process processing after, need to its into
Row rinsing, impurity is separated, to obtain the high barium sulfate of purity is high, whiteness.
How efficient rinsing is carried out to native sulfate of barium, is those skilled in the art's technical problem urgently to be resolved.
Summary of the invention
In order to solve the above technical problems, the first purpose of this invention is to provide a kind of rinsing equipment；Of the invention second
A purpose is to provide a kind of rinse method using above equipment；Rinsing equipment provided by the present application, adds powder before rinsing
Crushing device, raw material to be rinsed is crushed, and is then entered back into filtering rinsing combination unit and is carried out one or many rinsings,
The impurity and agents useful for same in raw material are removed, raw material particle size is small, with high purity after the rinsing made, is suitable for technology application, especially
It is suitble to barite (i.e. native sulfate of barium), kaolin and other nonmetallic minerals to brighten the rinsing after purification.
Technical solution provided by the invention is as follows:
A kind of rinsing equipment, including the grinding device and filtering rinsing combination unit being sequentially connected, the filtering rinsing group
It attaches together to set and specifically includes connected rinsing agitator and filter device, the filtering rinsing combination unit is equipped with 1-5 group.
Preferably, the filter device includes that pressure filtration mechanism, shedding mechanism and filter cake break up mechanism, and the shedding mechanism is set
It sets and is broken up between mechanism in the pressure filtration mechanism and the filter cake.
Preferably, the pressure filtration mechanism includes rack, the first pressure plate, the second pressure plate, compresses driving part, and described the
One pressure plate it is adjacent with second pressure plate be respectively equipped with filter element, and first pressure plate and described second on one side
Pressure plate can be close to each other or separate under the driving of the driving mechanism for compressing.
Preferably, the filter element is specially filter cloth, and the filter element is removably mounted on first pressure
On tight plate or second pressure plate.
Preferably, the shedding mechanism is specially dump skip, and the entrance of the dump skip, institute is arranged in the pressure filtration mechanism
It states filter cake and breaks up the outlet that the dump skip is arranged in mechanism.
Preferably, it is specially the broken shaft for being equipped with several teeth, and the driving broken shaft that the filter cake, which breaks up mechanism,
The broken driving mechanism of rotation.Preferably, it is also set before the last one filter device in the filtering rinsing combination unit
There is the screening plant for removal of impurities.
A kind of rinse method using equipment described in any of the above embodiments, comprising the following steps:
A, raw material to be rinsed enters in the grinding device and crushes, and rinses in agitator subsequently into the first order plus water floats
It washes, forms slurry；
B, the slurry enters in the filter device, by the filters pressing of first order pressure filtration mechanism at filter cake, into the filter cake
It breaks up in mechanism and is crushed, and be delivered in next stage rinsing agitator and rinsed；
C, the step b is repeated 1-5 times, the raw material after being rinsed.
Preferably, in the step c, slurry is exported by afterbody rinsing agitator, is carried out into the screening plant
Screening, the raw material after screening, which enters in afterbody filter device, to be filtered, the raw material after being rinsed.
Preferably, rinsing water is flowed by afterbody rinsing agitator, after being separated by filtration by afterbody filter device,
Isolated rinsing water successively flows into previous stage rinsing agitator and uses, and uses until flowing into first order rinsing agitator, through the
After first level filtering device is separated by filtration, it is collected.
The application provides a kind of rinsing equipment, the grinding device including being sequentially connected and filtering rinsing combination unit, described
Filtering rinsing combination unit specifically includes connected rinsing agitator and filter device, and the filtering rinsing combination unit is equipped with 1-
5 groups.Rinsing equipment provided by the present application, adds grinding device before rinsing, raw material to be rinsed is crushed, then again
Into one or many rinsings are carried out in filtering rinsing combination unit, impurity and agents useful for same in raw material are removed, is made
Raw material particle size is small, with high purity after rinsing, be suitable for technology application, be especially suitable for barite (i.e. native sulfate of barium), kaolin and
Other nonmetallic minerals brighten the rinsing after purification.
The application also provides a kind of rinse method using above equipment, according to grinding device and rinse tank, filter device
Set-up mode, realize raw material to be rinsed first is crushed, is rinsed again technique.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of rinsing equipment in the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of filter device in the embodiment of the present invention；Wherein a is chemical pump；
Appended drawing reference: 1- grinding device；2- rinses agitator；3- filter device；31- pressure filtration mechanism；32- shedding mechanism；
33- filter cake breaks up mechanism；4- screening plant.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
The application protection all should belong in technical staff's every other embodiment obtained without making creative work
Range.
Please be as shown in Figure 1 to Figure 2, the embodiment of the present invention provides a kind of rinsing equipment, including the grinding device 1 being sequentially connected
With filtering rinsing combination unit, the filtering rinsing combination unit specifically includes connected rinsing agitator 2 and filter device 3,
The filtering rinsing combination unit is equipped with 1-5 group.
The application provides a kind of rinsing equipment, the grinding device 1 including being sequentially connected and filtering rinsing combination unit, described
Filtering rinsing combination unit specifically includes connected rinsing agitator 2 and filter device 3, and the filtering rinsing combination unit is equipped with
1-5 group.Rinsing equipment provided by the present application adds grinding device 1 before rinsing, raw material to be rinsed is crushed, so
After enter back into filtering rinsing combination unit and carry out one or many rinsings, remove impurity and agents useful for same in raw material so that
Raw material particle size is small, with high purity after the rinsing arrived, and is suitable for technology application, is especially suitable for barite (i.e. native sulfate of barium), kaolinite
Soil and other nonmetallic minerals brighten the rinsing after purification.
Raw material wait rinse is usually the slurry after flotation or acidleach, or the slurry after being calcined, being washed, can be direct
Into being ground in grinding device 1.When the raw material wait rinse is dry powder, it can also first add water to size mixing and be re-fed into grinding device
1 crushes, or sets grinding device 1 to the grinding device of dry powder, to reach the requirement for first crushing and being rinsed again.It is excellent
Selecting grinding device 1 that raw material to be rinsed is crushed to D97 is 2-2.5 μm.Smashed raw material is due to partial size very little (micron order
Not), it can sufficiently be contacted with rinsing water in rinse cycle, greatly improve rinse efficiency and wash effect.It first crushes and floats again
The mode washed is particularly suitable for not needing the native sulfate of barium that sale is directly packed in modification, smashed barium sulfate is floated
It washes, dry, feed bin storage is directly entered after depolymerization or is dispensed.Then the raw material is after rinsing, then is dried, and will group
Poly- powder depolymerization may revert back to the partial size that D97 is 2-2.5 μm, reach the requirement that barium sulfate finished product is sold.Grinding device 1
Preferably honeycomb mill or collar vortex mill, grinding efficiency is high, and obtained diameter of particle is able to satisfy requirement.
Preferably, the filter device 3 includes that pressure filtration mechanism 31, shedding mechanism 32 and filter cake break up mechanism 33, described to unload
The setting of material mechanism 32 is broken up between mechanism 33 in the pressure filtration mechanism 31 and the filter cake.
It is preferred that the method using filters pressing is separated by solid-liquid separation.Certain pressure is applied to barium sulfate slurry by filter-pressing device,
Accelerate liquid exudation, improves filter efficiency, be convenient for industrialized production progress.By filter device 3 be set as include pressure filtration mechanism 31,
Shedding mechanism 32 and filter cake break up the structure of mechanism 33, and pressure filtration mechanism 31 is separated by solid-liquid separation the slurry after adding water rinsing, presses
Obtained liquid (i.e. rinsing water) reuse or collection processing are filtered, and the solid filter cake viscosity that filters pressing obtains is larger, to prevent from filtering
Cake causes adverse effect to machine-building, by filter cake by setting the pressure filtration mechanism 31 and the filter cake break up mechanism 33 it
Between shedding mechanism 32 be sent into filter cake break up mechanism 33, be broken before being delivered to next stage rinsing process or feed bin, with benefit
In the progress of subsequent step.
Preferably, the pressure filtration mechanism 31 includes rack, the first pressure plate, the second pressure plate, compresses driving part, described
First pressure plate it is adjacent with second pressure plate be respectively equipped with filter element on one side, and first pressure plate and described the
Two pressure plates can be close to each other or separate under the driving of the driving mechanism for compressing.
It is preferred that by the setting of pressure filtration mechanism 31 rack, the first pressure plate, the second pressure plate, compression driving part, described first
Pressure plate it is adjacent with second pressure plate be respectively equipped with filter element on one side, and first pressure plate and second pressure
Tight plate can be close to each other or separate under the driving of the driving mechanism for compressing.Slurry is sent into the first pressure plate and the second pressure plate
(preferably slurry is conveyed under 5-6kg pressure state by chemical pump between adjacent filter element.), the first pressure plate and second
Pressure plate is close to each other under the action of driving mechanism for compressing, then the moisture in slurry is extruded, and is arranged by pressure filtration mechanism 31
Water stream channel outflow between the first pressure plate and the second pressure plate is collected；And the solid material in slurry stays in the first compression
Between plate and the second pressure plate, filter cake is formed.It is preferred that have the chamber of 10-30mm high between the first pressure plate and the second pressure plate,
In pressure-filtering process, filter cake is formed in the chamber.And after the completion of filters pressing, underlying second pressure plate is removable or turns
It is dynamic, so that filter cake is fallen into the shedding mechanism 32 of lower section.
Preferably, the filter element is specially filter cloth, and the filter element is removably mounted on first pressure
On tight plate or second pressure plate.
Preferably, the shedding mechanism 32 is specially dump skip, and entering for the dump skip is arranged in the pressure filtration mechanism 31
Mouthful, the filter cake breaks up the outlet that the dump skip is arranged in mechanism 33.
Dump skip is set by shedding mechanism 32, the filter cake that pressure filtration mechanism 31 can be made to export can accurately be fallen via dump skip
It is broken up in mechanism 33 in filter cake.
Preferably, it is specially the broken shaft equipped with several teeth that the filter cake, which breaks up mechanism 33, and is driven described broken
The broken driving mechanism of axis rotation.
It is preferred that it is specially the broken shaft equipped with several teeth that filter cake, which breaks up mechanism 33, and drive the broken shaft rotation
Broken driving mechanism.The filter cake of breaing up mechanism 33 is sent by shedding mechanism 32 to filter cake, with the tooth contact quilt on the broken shaft of rotation
Broken, broken filter cake falls, into rinsing agitator 2.It is preferred that breaing up mechanism 33 to filter cake conveys a small amount of water, with filter
Cake mixing, makes filter cake be easier to be broken.
Preferably, it is additionally provided with before the last one filter device 3 in the filtering rinsing combination unit for cleaning
Screening plant 4.
It is preferred that being additionally provided with the sieve for removal of impurities before the last one filter device 3 in the filtering rinsing combination unit
Separating device 4.Screening plant 4 is sieved the slurry that last time rinses has been carried out, and is removed in impurity, especially rinse cycle
The mixed impurity of human factor is entered back into the last one filter device 3 and is filtered, the impurity in raw material after effectively reducing rinsing
(such as being difficult to levigate phosphorus mother), to reduce the stain in finished product.Screening plant 4 is preferably vibrating screen.It can also be filled in screening
It sets and adds water supply mechanism in 4, pulp dilution is entered into vibrating screen, to improve screening efficiency.
A kind of rinse method using equipment described in any of the above embodiments, comprising the following steps:
A, raw material to be rinsed enters in the grinding device 1 and crushes, and rinses in agitator 2 subsequently into the first order plus water floats
It washes, forms slurry；
B, the slurry enters in the filter device 3, by 31 filters pressing of first order pressure filtration mechanism at filter cake, into the filter
Cake is broken up in mechanism 33 and is crushed, and is delivered in next stage rinsing agitator 2 and is rinsed；
C, the step b is repeated 1-5 times, the raw material after being rinsed.
The application also provides a kind of rinse method using above equipment, comprising the following steps: a, raw material to be rinsed enter
It is crushed in the grinding device 1, subsequently into water rinsing is added in first order rinsing agitator 2, forms slurry；B, the slurry into
Enter in the filter device 3, by 31 filters pressing of first order pressure filtration mechanism at filter cake, break up in mechanism 33 and be crushed into the filter cake,
And it is delivered in next stage rinsing agitator 2 and is rinsed；C, the step b is repeated 1-5 times, the raw material after being rinsed.This
The method for applying providing, according to the set-up mode of grinding device 1 and rinsing agitator 2, filter device 3, realization will original be rinsed
The technique that material is first crushed, rinsed again.Wherein, preferably raw material to be rinsed is entered in the grinding device 1 and is crushed to D97 as 2-
2.5μm.In rinse cycle, it is only necessary to a small amount of water be added, the slurry solid-to-liquid ratio 1:1 for forming step a.
Filtering-rinse cycle number of repetition in step b, according to rinsing needs, and rinsing agitator 2 and filter device
Quantity set by 3 determines, preferably rinses 3 times, that is, three groups of connected rinsing agitators 2 and (the three groups of mistakes being connected of filter device 3 are arranged
Filter rinsing combination unit), the raw material crushed through grinding device 1 sequentially enters first order rinsing agitator 2 and rinses, by the first order
3 filters pressing of filter device, obtained filter cake are re-fed into second level rinsing agitator 2 and rinse, by 3 filters pressing of second level filter device, obtain
To filter cake be re-fed into third level rinsing agitator 2 and rinse, raw material by 3 filters pressing of third level filter device, after being rinsed.
Preferably, in the step c, slurry by afterbody rinsing agitator 2 export, into the screening plant 4 into
Row screening, the raw material after screening, which enters in afterbody filter device 3, to be filtered, the raw material after being rinsed.
It is preferred that the screened device 4 of slurry sieves before last time filters.It is stirred that is, slurry is rinsed by afterbody
Bucket 2 exports, and is sieved into the screening plant 4, the raw material after screening, which enters in afterbody filter device 3, to be filtered, and is obtained
Raw material after to rinsing.The screening step of screening plant 4 can further remove impurity, reduce the stain in finished product.
Preferably, rinsing water is flowed by afterbody rinsing agitator 2, is separated by filtration by afterbody filter device 3
Afterwards, isolated rinsing water successively flows into previous stage rinsing agitator 2 and uses, and uses until flowing into first order rinsing agitator 2,
After first order filter device 3 is separated by filtration, it is collected.
To reduce resource consumption, reducing cost, protection environment, rinsing water is reused.The flow direction of clear water and slurry
On the contrary, slurry is rinsed by first order rinsing agitator 2, after filter device 3 is separated by filtration, filter cake sequentially enters next stage rinsing
Agitator 2 rinses, until afterbody rinses agitator 2；And clear water is entered by afterbody rinsing agitator 2, is filled through filtering
Set 3 be separated by filtration after, isolated rinsing water be re-fed into after being collected previous stage rinsing agitator 2 in, for rinse before
Level-one rinses the raw material in agitator 2.Until the first order rinses agitator 2, used until flowing into first order rinsing agitator 2,
After first order filter device 3 is separated by filtration, it is collected.
The rinsing water isolated through filter device 3 is collected by pipeline, reservoir etc., and is sent into previous stage rinsing and is stirred
Mix 2 reuse of bucket.By afterbody rinsing agitator 2 using the rinsing water to first order rinsing agitator 2, reuse is such as still conformed to
It is required that first order rinsing 2 reuse of agitator can also be continued to be fed into.It is further preferred that before each reuse of rinsing water, first through acid
Alkali neutralization, anti-seepage membrane filtration treatment, the water handled reuse again.And ought the rinsing water of reuse repeatedly cannot be used continuously,
It should be handled, reach standard and discharge again later.Calcium chloride is mainly contained in the impurity that recycle-water or wastewater treatment process obtain,
Calcium chloride can be separated by the operation such as evaporating, extracting, be made into by-product sale.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of rinsing equipment, which is characterized in that including the grinding device (1) and filtering rinsing combination unit being sequentially connected, institute
It states filtering rinsing combination unit and specifically includes connected rinsing agitator (2) and filter device (3), the filtering rinsing group attaches together
1-5 group is installed.
2. equipment according to claim 1, which is characterized in that the filter device (3) includes pressure filtration mechanism (31), discharging
Mechanism (32) and filter cake are broken up mechanism (33), and shedding mechanism (32) setting is beaten in the pressure filtration mechanism (31) and the filter cake
It dissipates between mechanism (33).
3. equipment according to claim 2, which is characterized in that the pressure filtration mechanism (31) include rack, the first pressure plate,
Second pressure plate, compress driving part, first pressure plate it is adjacent with second pressure plate be respectively equipped with filtering on one side
Component, and first pressure plate can be close to each other or remote under the driving of the driving mechanism for compressing with second pressure plate
From.
4. equipment according to claim 3, which is characterized in that the filter element is specially filter cloth, and the filter house
Part is removably mounted on first pressure plate or second pressure plate.
5. equipment according to claim 2, which is characterized in that the shedding mechanism (32) is specially dump skip, the pressure
The entrance of the dump skip is arranged in filter structure (31), and the filter cake breaks up the outlet that the dump skip is arranged in mechanism (33).
6. the equipment according to any one of claim 2-5, which is characterized in that the filter cake breaks up mechanism (33) and is specially
Broken shaft equipped with several teeth, and the broken driving mechanism of the driving broken shaft rotation.
7. equipment according to claim 1, which is characterized in that the last one mistake in the filtering rinsing combination unit
The screening plant (4) for removal of impurities is additionally provided with before filter device (3).
8. a kind of rinse method using the equipment of any of claims 1-7, which is characterized in that including following step
It is rapid:
A, raw material to be rinsed enters in the grinding device (1) and crushes, and rinses subsequently into the first order and adds water drift in agitator (2)
It washes, forms slurry；
B, the slurry enters in the filter device (3), by (31) filters pressing of first order pressure filtration mechanism at filter cake, into the filter
Cake is broken up in mechanism (33) and is crushed, and is delivered in next stage rinsing agitator (2) and is rinsed；
C, the step b is repeated 1-5 times, the raw material after being rinsed.
9. rinse method according to claim 8, which is characterized in that in the step c, slurry is stirred by afterbody rinsing
Bucket (2) output is mixed, is sieved into the screening plant (4), the raw material after screening enters in afterbody filter device (3)
Filtering, the raw material after being rinsed.
10. the method according to any one of claim 8-9, which is characterized in that rinsing water is stirred by afterbody rinsing
Bucket (2) inflow is mixed, after being separated by filtration by afterbody filter device (3), isolated rinsing water successively flows into previous stage rinsing
Agitator (2) uses, and uses until flowing into first order rinsing agitator (2), after first order filter device (3) is separated by filtration,
It is collected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811333200.3A CN109467114A (en) | 2018-11-09 | 2018-11-09 | A kind of rinsing equipment and rinse method |
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| CN201811333200.3A CN109467114A (en) | 2018-11-09 | 2018-11-09 | A kind of rinsing equipment and rinse method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112607745A (en) * | 2020-12-03 | 2021-04-06 | 陆植才 | Rinsing process and device for slurry subjected to acid treatment |
| CN116020808A (en) * | 2022-02-11 | 2023-04-28 | 陈惠玲 | Novel washing equipment and washing device for powdery material and slurry |
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