CN208684675U - A kind of peracid mercury-containing waste water processing recyclable device - Google Patents
A kind of peracid mercury-containing waste water processing recyclable device Download PDFInfo
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- CN208684675U CN208684675U CN201821391925.3U CN201821391925U CN208684675U CN 208684675 U CN208684675 U CN 208684675U CN 201821391925 U CN201821391925 U CN 201821391925U CN 208684675 U CN208684675 U CN 208684675U
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Abstract
The utility model discloses a kind of peracid mercury-containing waste waters to handle recyclable device, it is characterised by comprising: stirred tank, the first feed pump, equipment for separating liquid from solid, Heavy metal separation device, filtrate receiver, the second feed pump, three dimensional fluidized bed electrode device, storage tank containing sour water and metal powder weigh-hatching plant.It does not need to adjust PH using utility model device processing peracid mercury-containing waste water technique, the mercury in waste water is replaced by adding metal, selected metal mainly includes iron, zinc, copper, aluminium etc., the preferred copper of this research, reduce the addition of other substances, technological operation is simple, and the metal powder of addition recycles the metal using three dimensional fluidized bed electrode method after replacing, and the metal of recycling can reuse.The utility model realizes the recycling of copper under strongly acidic conditions, and the Based on Three-dimensional Electrode Method used, than two-dimensional electrode method less energy consumption, metal recovery rate is high.The utility model is also applied for other and relates to the mercurous waste liquid removal of mercury industry and recovery processing.
Description
Technical field
The utility model belongs to technical field of waste water processing, and in particular to a kind of peracid mercury-containing waste water processing recyclable device.
Background technique
Vinyl chloride is produced using acetylene in gas phase method in Production of PVC, i.e., using active carbon as carrier, adsorbing chlorinated mercury is made
For catalyst active component, acetylene and excessive hydrogen chloride is made to carry out gas phase addition reaction, reaction in the converter equipped with catalyst
160~180 DEG C of temperature.Therefore, the mercury chloride of excessive hydrogen chloride and distillation is contained in the thick vinyl chloride of synthesis.
Domestic chlor-alkali enterprises utilize the method for activated carbon adsorption to remove mercury chloride mostly, and thick vinyl chloride gas passes through mercury eliminator
It removes most of mercury and generates mercurous waste hydrochloric acid by deacidification systems such as foaming tower, water scrubbers.According to statistics, 100,000 tons of annual output is poly-
TOWER OUTLET IN VINYL CHLORIDE UNIT takes around 120 tons of catalyst, mercury content about 450kg/a in the mercurous spent acid that deacidification system is formed every year, with
5,800,000 tons of generated by polyvinyl chloride by calcium carbide yield meters in 2009, about 26100kg mercury is lost deacidification system every year, and mercury pollution exists
Huge environment hidden danger.
With the reduction year by year of mercury supply, to mercury resource consume excessively and dependence has become development of PVC by calcium carbide process institute
The huge obstacle faced.Although being paid much attention to currently, domestic to the prevention and treatment of mercury pollution, the existing generally existing treatment effect of method
The problems such as difference or processing cost are high.However, with the increasing of national environmental protection management intensity, if chlor-alkali enterprises cannot handle pair well
The mercury in hydrochloric acid and acid water is produced, the survival and development of enterprise certainly will be will affect.Therefore, the mercury recycling of mercurous spent acid is researched and developed
Technology establishes enterprise's mercury equilibrium system to mercury pollution is reduced, and PVC industry sustainable and healthy development is promoted to be of great significance.
Chinese patent application publication No. CN101955158A discloses a kind of recovery processing technique of mercurous waste hydrochloric acid.It is only
Suitable for the removal to the mercury waste hydrochloric acid, and how it does not propose to resin regeneration and new set to mercury resource repetition recycling
Think.
Chinese patent application publication No. CN103102023A discloses the removal of mercury and mercury recovery process of mercurous spent acid and waste water.
It wherein needs pH value adjustment, so that acid therein can not be recycled, wasting vast resources between 3-10.Existing skill
The careful description of art.
The above-mentioned prior art has the following disadvantages；
1, it cannot achieve the recycling and reusing of mercury.
2, at high cost, spent acid can not reuse.
3, treatment process generates new pollutant, cannot sufficiently handle.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of peracid mercury-containing waste water processing recycling side
Method and device, this method may be implemented to remove the mercury ion in waste water under strongly acidic conditions, and realize the Resource recovery of mercury
Change.
Another purpose of the utility model is to provide a kind of peracid mercury-containing waste water processing recyclable device.
The utility model is achieved through the following technical solutions:
A kind of peracid mercury-containing waste water processing recovery method, includes the following steps:
Step 1 displacement: the powder of metal being added into peracid mercury-containing waste water, stirs evenly, and stirring rate 300~
500rpm/min, 15~30min of mixing time, the powder addition of the metal are the total matter of mercury in the peracid mercury-containing waste water
1.2~1.8 times of amount, the metal are that iron, zinc, copper or aluminium at least one of are worked as, and are separated by solid-liquid separation, are obtained after the completion of stirring
To filtrate and filter cake；
Step 2 heavy metal separation: the filter cake that step 1 is obtained is separated by Heavy metal separation device, to divide
The mercury and the metal powder separated out is collected respectively；
The reduction of step 3 electrode: the filtrate that step 1 is obtained is introduced into three dimensional fluidized bed electrode device, to the gold
Belong to ion and carry out electrode reduction, realize the metal ion regeneration recycling, the filtrate is recyclable to be recycled, the three-dimensional
Current density is 10~100A/m in fluid-bed electrode device2, the reaction time is 0.5~3.0h；
There is no sequencing between the step 2 and step 3.
In above-mentioned technical proposal, the step 1 can carry out n times, and n >=3, wherein first time replacement process contains to peracid
The powder of metal is added in mercury waste water, stirs evenly, 300~500rpm/min of stirring rate, 15~30min of mixing time, institute
The powder addition for stating metal is 1.2~1.8 times of mercury gross mass in the peracid mercury-containing waste water, the metal be iron, zinc,
Copper or aluminium at least one of are worked as, and are separated by solid-liquid separation after the completion of stirring, obtain first time filtrate and first time filter cake；2nd time
Replacement process~the (n-1)th time replacement process is that the peracid mercury-containing waste water is added in the filtrate obtained to last replacement process
0.5~1.0 times of the metal powder of mercury gross mass in the middle, stirs evenly, 300~500rpm/min of stirring rate, stirring
15~30min of time is separated by solid-liquid separation after the completion of stirring, obtains the secondary filtrate and the secondary filter cake；N-th replacement process is,
Described in 0.4~0.5 times that mercury gross mass in the peracid mercury-containing waste water is added in the filtrate obtained to n-th replacement process
Metal powder stirs evenly, 300~500rpm/min of stirring rate, 15~30min of mixing time, is consolidated after the completion of stirring
Liquid separation, obtains n-th filtrate and n-th filter cake, the collection of all filter cakes is combined into the step 2, n-th filtrate enters
The step 3.
In above-mentioned technical proposal, the metal is copper.
A kind of peracid mercury-containing waste water processing recyclable device, comprising: stirred tank, the first feed pump, equipment for separating liquid from solid, a huge sum of money
Belong to separator, filtrate receiver, the second feed pump, three dimensional fluidized bed electrode device, storage tank containing sour water and metal powder weigh-hatching plant,
The top of the stirred tank is arranged in the metal powder weigh-hatching plant, and metal powder can be measured by the metal powder expects
The outlet of bucket enters the stirred tank, and the outlet of the stirred tank is connect by pipeline with the entrance of first feed pump, institute
The outlet for stating the first feed pump is connect with the inlet duct of the equipment for separating liquid from solid, the filtrate (liquid of the equipment for separating liquid from solid
It is connected with the inlet duct of the filtrate receiver, the outlet of the filtrate receiver is connected with the inlet duct of second feed pump, institute
The outlet for stating the second feed pump is entered by pipeline and the entrance of the three dimensional fluidized bed electrode device and the liquid phase of the stirred tank
Mouth is respectively connected with, and the outlet of the three dimensional fluidized bed electrode device is connect with the pipeline of storage tank containing sour water.
In above-mentioned technical proposal, the equipment for separating liquid from solid is belt vacuum filter, rotary drum vacuum filter, pressurization turn
Drum filter, pressure belt filter or vertical plate and frame filter press.
In above-mentioned technical proposal, the Heavy metal separation device is mercury distillation recovery device.
In above-mentioned technical proposal, the granule electrode between the two poles of the earth of the three dimensional fluidized bed electrode device is using electric conductivity electricity
Pole or non-conductive electrode, the conductive electrode are pure zinc or fine copper material, and the non-conductive electrode is dielectric
Expanded graphite material.
In above-mentioned technical proposal, the three dimensional fluidized bed electrode device is using graphite electrode or titanium as anode, with copper, zinc, iron
Or the metal of one of aluminium mixes with ion exchange resin and is filled with cathode.
In above-mentioned technical proposal, the granule electrode between the two poles of the earth of the three dimensional fluidized bed electrode device is using electric conductivity electricity
Pole or non-conductive electrode, the conductive electrode are the expansion of metal net of pure zinc or fine copper material, the non-conductive electrode
For dielectric expanded graphite material.
In above-mentioned technical proposal, first feed pump is underflow pump or shurry pump.
In above-mentioned technical proposal, metal powder weigh-hatching plant exit is additionally provided with vibrating material feeding device.
In above-mentioned technical proposal, the stirred tank, filtrate receiver, storage tank containing sour water are made of acid resisting material, or using resistance to
Sour material lining.
In above-mentioned technical proposal, second feed pump is fluoroplastics centrifugal pump.
In above-mentioned technical proposal, the stirring trough floor is inclined floor, and the minimum point of the inclined floor is located at described
At the lower edge of stirred tank outlet conduit.
In above-mentioned technical proposal, the three dimensional fluidized bed electrode device is provided with closed top plate, and sets on closed top plate
It is equipped with air exhausting device, to concentrate the chlorine generated in discharge electrolytic process.
It the advantages of the utility model and has the beneficial effect that
1, processing peracid mercury-containing waste water technique does not need to adjust PH, is replaced by adding metal to the mercury in waste water,
Selected metal mainly includes iron, zinc, copper, aluminium etc., and the preferred copper of this research reduces the addition of other substances, and technological operation is simple, adds
The metal powder entered recycles the metal using three dimensional fluidized bed electrode method after replacing, and the metal of recycling can weigh
It is multiple to utilize.
2, it using the utility model process, does not need to introduce alkaline reagent adjusting pH value, it can be under strongly acidic conditions
It carries out, mercury ion removal rate is small by Effect of Acidity On Absorption, and the acid in raw wastewater can reuse after post-processing.
3, the utility model application method is convenient, carries out displacement reaction using metal powder cheap and easy to get, can be efficient
The mercury ion in acid waste water is removed, realizes the Resource recovery to mercury, and the nontoxic nothing of metal powder that the utility model introduces
Evil, will not cause secondary pollution to environment.
4, the utility model realizes the recycling of copper under strongly acidic conditions, and the Based on Three-dimensional Electrode Method used is than two-dimensional electrode method
Less energy consumption, metal recovery rate are high.
5, the utility model is also applied for other and relates to the mercurous waste liquid removal of mercury industry and recovery processing.
Detailed description of the invention
Fig. 1 is a kind of flow diagram of peracid mercury-containing waste water processing recovery method.
Fig. 2 is the schematic diagram of the utility model embodiment 3.
Wherein:
1: stirred tank, 2: metal powder weigh-hatching plant, 3: the first feed pumps, 4: equipment for separating liquid from solid, 5: heavy metal separation
Device, 6: filtrate receiver, 7: the second feed pumps, 8: three dimensional fluidized bed electrode device, 9: storage tank containing sour water.
It for those of ordinary skill in the art, without creative efforts, can be according to above attached
Figure obtains other relevant drawings.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, combined with specific embodiments below into one
Step illustrates the technical solution of the utility model.
Embodiment one
A kind of peracid mercury-containing waste water handles recovery method, contains hydrogen ion concentration 10mol/L in waste water, mercury ion content is
3g/L includes the following steps:
Step 1 displacement: first time replacement process: being added brass powder into peracid mercury-containing waste water, stir evenly, stirring speed
Rate 300rpm/min, mixing time 30min, the copper powders additional amount are mercury gross mass in the peracid mercury-containing waste water
It 1.5 times, is separated by solid-liquid separation after the completion of stirring, obtains first time filtrate and first time filter cake；This process repeats 4 times altogether；
Second of replacement process: it is mercury gross mass in the peracid mercury-containing waste water that quality is added into obtained first time filtrate
0.8 times of copper powders, stir evenly, stirring rate 400rpm/min, mixing time 15min, and solid-liquid point is carried out after the completion of stirring
From obtaining second of filtrate and second of filter cake；Third time replacement process: it is institute that quality, which is added, into second obtained of filtrate
0.8 times of copper powders for stating mercury gross mass in peracid mercury-containing waste water, stir evenly, stirring rate 300rpm/min, when stirring
Between 20min, stirring after the completion of be separated by solid-liquid separation, obtain third time filtrate and third time filter cake；4th replacement process: Xiang get
To third time filtrate in 0.4 times of the copper powders that quality is mercury gross mass in the peracid mercury-containing waste water are added, stirring is equal
Even, stirring rate 300rpm/min, mixing time 15min are separated by solid-liquid separation after the completion of stirring, obtain the 4th filtrate and the
Four filter cakes；First time filter cake, second of filter cake, third time filter cake and the 4th filter cake are collected to the processing for carrying out step 2；
The separation of step 2 heavy metal: the first time filter cake~four time filter cake that step 1 is obtained is separated by heavy metal
Device is separated, and is collected respectively to the mercury and the metal powder isolated；The Heavy metal separation device uses mercury
Recycle distilling apparatus, concrete form can refer to " a kind of mercury distillation processing unit " (patent text notification number CN203503596U) or
" a kind of mercurous waste material distillation recovery processing unit " (patent text notification number CN204563643U).
The reduction of step 3 electrode: the 4th filtrate that step 1 is obtained is introduced into three dimensional fluidized bed electrode device, right
The copper ion carries out electrode reduction, realizes that the copper ion regeneration recycling, the dense processing of filtrate collection recycle, this three
Fluid-bed electrode device is tieed up using graphite electrode as anode, cathode is filled with copper and ion exchange resin mixing, is fluidized in three-dimensional
Copper expanding metal net is filled between the two poles of the earth of bed electrode device to be connected as granule electrode with cathode, in anode peripheral hardware separation net,
Treating capacity is 300ml/min, current density 80A/m in slot2, reaction time 2.0h restores copper ion on the copper of cathode
For copper simple substance.The method is not influenced by copper content in water, and the copper powder rate of recovery is up to 99% or more.
Mercury ions in waste water content that treated is less than 0.005mg/L, meets GB 30770-2014 discharge standard.
There is no sequencing between the step 2 and step 3.
Embodiment two
A kind of peracid mercury-containing waste water handles recovery method, contains hydrogen ion concentration 9.5mol/L, mercury ion content in waste water
For 2.8g/L, include the following steps:
Step 1 displacement: brass powder (wherein zinc mass fraction first time replacement process: is added into peracid mercury-containing waste water
40%), to stir evenly, stirring rate 400rpm/min, mixing time 20min, the brass powder additional amount are the height
1.5 times of mercury gross mass in sour mercury-containing waste water are separated by solid-liquid separation after the completion of stirring, are obtained first time filtrate and are filtered for the first time
Cake；This process repeats 4 times altogether；Second of replacement process: it is the peracid that quality is added into obtained first time filtrate
0.8 times of brass powder of mercury gross mass, stirs evenly, stirring rate 400rpm/min, mixing time in mercury-containing waste water
15min is separated by solid-liquid separation after the completion of stirring, obtains second of filtrate and second of filter cake；Third time replacement process: to obtaining
Second of filtrate in 0.7 times of the brass powder that quality is mercury gross mass in the peracid mercury-containing waste water is added, stirring is equal
Even, stirring rate 400rpm/min, mixing time 20min are separated by solid-liquid separation after the completion of stirring, obtain third time filtrate and the
Filter cake three times；4th replacement process: it is mercury in the peracid mercury-containing waste water that quality is added into obtained third time filtrate
0.4 times of brass powder of gross mass, stirs evenly, stirring rate 400rpm/min, mixing time 15min, after the completion of stirring
It is separated by solid-liquid separation, obtains the 4th filtrate and the 4th filter cake；By first time filter cake, second of filter cake, third time filter cake and
4th time filter cake collects the processing for carrying out step 2；
The separation of step 2 heavy metal: the first time filter cake~four time filter cake that step 1 is obtained is separated by heavy metal
Device is separated, and is separated using the mercury property different with other metal boiling points, to the mercury and the metal powder isolated
End is collected respectively；The Heavy metal separation device recycles distilling apparatus using mercury, and concrete form can refer to " a kind of mercurous useless
Material is distilled to recover processing unit " (patent text notification number CN204563643U).
The reduction of step 3 electrode: the 4th filtrate that step 1 is obtained is introduced into three dimensional fluidized bed electrode device, right
Copper ion carries out electrode reduction, realizes the copper ion regeneration recycling, the three dimensional fluidized bed electrode device is with graphite electrode
For anode, cathode is filled with copper and ion exchange resin mixing, copper expanding metal net is filled between the two poles of the earth of electrolytic cell and is made
It is connected for granule electrode with cathode, in anode peripheral hardware separation net, treating capacity 300ml/min, current density 100A/m in slot2,
Reaction time is 3.0h, and copper ion is made to be reduced to copper simple substance on the copper of cathode.Current density 20A/m in regulating tank2, when reaction
Between be 2.0h, so that zinc ion is reduced to zinc simple substance on the copper of cathode.The method is not influenced by copper content in water, in brass powder
The rate of recovery of copper and zinc is up to 99% or more.
Mercury ions in waste water content that treated is less than 0.005mg/L, meets GB 30770-2014 discharge standard.
There is no sequencing between the step 2 and step 3.
Embodiment three
A kind of peracid mercury-containing waste water processing recyclable device, comprising: stirred tank, the first feed pump, equipment for separating liquid from solid, a huge sum of money
Belong to separator, filtrate receiver, the second feed pump, three dimensional fluidized bed electrode device, storage tank containing sour water and metal powder weigh-hatching plant,
The equipment for separating liquid from solid is belt vacuum filter, and the Heavy metal separation device uses sea sand and manganese sand mixing sand bed, husky
Grain size is between 1.5~2 millimeters, and the three dimensional fluidized bed electrode device is with graphite electrode anode, with copper and amberlite
Rouge mixing is filled with cathode, and copper metal silk is filled between the two poles of the earth of three dimensional fluidized bed electrode device and is connected with cathode, and described three
It ties up the granule electrode between the two poles of the earth of fluid-bed electrode device and uses conductive electrode, the conductive electrode is fine copper expansion gold
Belong to net, first feed pump is underflow pump, and metal powder weigh-hatching plant exit is additionally provided with vibrating material feeding device, institute
It states stirred tank, filtrate receiver, storage tank containing sour water to be made of glass-lined steel steel material, the stirring trough floor is inclined floor, institute
The minimum point for stating inclined floor is located at the lower edge of the stirred tank outlet conduit, and second feed pump is fluoroplastics centrifugation
Pump.The top of the stirred tank is arranged in the metal powder weigh-hatching plant, and metal powder can pass through the metal powder meter
The outlet of measuring bin enters the stirred tank, and the outlet of the stirred tank is connected by the entrance of pipeline and first feed pump
It connects, the outlet of first feed pump is connect with the inlet duct of the equipment for separating liquid from solid, the filter of the equipment for separating liquid from solid
Liquid outlet is connected with the inlet duct of the filtrate receiver, the outlet and the inlet duct phase of second feed pump of the filtrate receiver
Even, the outlet of second feed pump passes through pipeline and the entrance of the three dimensional fluidized bed electrode device and the liquid of the stirred tank
Phase entrance is respectively connected with, and the outlet of the three dimensional fluidized bed electrode device is connect with the pipeline of storage tank containing sour water.The three-dimensional
Fluid-bed electrode device is provided with closed top plate, and is provided with air exhausting device on closed top plate, to concentrate discharge to be electrolysed
The chlorine generated in journey, and guarantee that in three dimensional fluidized bed electrode device be tiny structure, the chlorine gas leakage prevented to production
In environment, health hazards is caused to operator.
The spatially relative terms such as "upper", "lower", "left", "right" have been used in embodiment for ease of explanation, have been used for
Relationship of the elements or features relative to another elements or features shown in explanatory diagram.It should be understood that in addition to figure
Shown in except orientation, spatial terminology is intended to include the different direction of device in use or operation.For example, if in figure
Device be squeezed, the element for being stated as being located at other elements or feature "lower" will be located into other elements or feature "upper".
Therefore, exemplary term "lower" may include both upper and lower orientation.Device, which can be positioned in other ways, (to be rotated by 90 ° or position
In other orientation), it can be interpreted accordingly used herein of the opposite explanation in space.
Moreover, the relational terms of such as " first " and " second " or the like are used merely to one with another with identical
The component of title distinguishes, without necessarily requiring or implying between these components there are any this actual relationship or
Sequentially.
Illustrative description has been done to the utility model above, it should explanation, in the core for not departing from the utility model
In the case where the heart, it is any it is simple deformation, modification or other skilled in the art can not spend creative work etc.
The protection scope of the utility model is each fallen with replacement.
Claims (10)
1. a kind of peracid mercury-containing waste water handles recyclable device characterized by comprising stirred tank, is separated by solid-liquid separation the first feed pump
Device, Heavy metal separation device, filtrate receiver, the second feed pump, three dimensional fluidized bed electrode device, storage tank containing sour water and metal powder
The top of the stirred tank is arranged in weigh-hatching plant, the metal powder weigh-hatching plant, and metal powder can pass through the metal
The outlet of powder weigh-hatching plant enters the stirred tank, outlet the entering by pipeline and first feed pump of the stirred tank
Mouth connection, the outlet of first feed pump are connect with the inlet duct of the equipment for separating liquid from solid, the equipment for separating liquid from solid
Filtrate (liquid be connected with the inlet duct of the filtrate receiver, outlet and the inlet tube of second feed pump of the filtrate receiver
Road is connected, and the outlet of second feed pump passes through the entrance and the stirred tank of pipeline and the three dimensional fluidized bed electrode device
Liquid phase entrance be respectively connected with, the outlet of the three dimensional fluidized bed electrode device is connect with the pipeline of storage tank containing sour water.
2. a kind of peracid mercury-containing waste water according to claim 1 handles recyclable device, which is characterized in that the separation of solid and liquid
Device is belt vacuum filter, rotary drum vacuum filter, pressure drum filter, pressure belt filter or vertical sheet frame pressure
Filter.
3. a kind of peracid mercury-containing waste water according to claim 1 handles recyclable device, which is characterized in that the heavy metal point
It is mercury distillation recovery device from device.
4. a kind of peracid mercury-containing waste water according to claim 1 handles recyclable device, which is characterized in that the three-dimensional fluidisation
Granule electrode between the two poles of the earth of bed electrode device uses conductive electrode or non-conductive electrode, and the conductive electrode is pure
Zinc or fine copper material, the non-conductive electrode are dielectric expanded graphite material.
5. a kind of peracid mercury-containing waste water according to claim 1 handles recyclable device, which is characterized in that the three-dimensional fluidisation
Bed electrode device mixes filling with ion exchange resin using graphite electrode or titanium as anode, with the metal of one of copper, zinc, iron or aluminium
For cathode.
6. a kind of peracid mercury-containing waste water according to claim 1 handles recyclable device, which is characterized in that the three-dimensional fluidisation
Granule electrode between the two poles of the earth of bed electrode device uses conductive electrode or non-conductive electrode, and the conductive electrode is pure
The expansion of metal net of zinc or fine copper material, the non-conductive electrode are dielectric expanded graphite material.
7. a kind of peracid mercury-containing waste water according to claim 1 handles recyclable device, which is characterized in that first feed
Pump is underflow pump or shurry pump, and second feed pump is fluoroplastics centrifugal pump.
8. a kind of peracid mercury-containing waste water according to claim 1 handles recyclable device, which is characterized in that the metal powder
Weigh-hatching plant exit is additionally provided with vibrating material feeding device.
9. a kind of peracid mercury-containing waste water according to claim 1 handles recyclable device, which is characterized in that the stirred tank,
Filtrate receiver, storage tank containing sour water are made of acid resisting material, or use acid resisting material lining, and the three dimensional fluidized bed electrode device is set
It is equipped with closed top plate, and is provided with air exhausting device on closed top plate, to concentrate the chlorine generated in discharge electrolytic process.
10. a kind of peracid mercury-containing waste water according to claim 1 handles recyclable device, which is characterized in that the stirred tank
Bottom plate is inclined floor, and the minimum point of the inclined floor is located at the lower edge of the stirred tank outlet conduit.
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| CN201821391925.3U CN208684675U (en) | 2018-08-28 | 2018-08-28 | A kind of peracid mercury-containing waste water processing recyclable device |
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|---|---|---|---|
| CN201821391925.3U CN208684675U (en) | 2018-08-28 | 2018-08-28 | A kind of peracid mercury-containing waste water processing recyclable device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110862180A (en) * | 2018-08-28 | 2020-03-06 | 淄博泰典新材料有限公司 | Method and device for treating and recycling high-acid mercury-containing wastewater |
| CN111569834A (en) * | 2020-06-01 | 2020-08-25 | 新疆兵团现代绿色氯碱化工工程研究中心(有限公司) | Mercury removing adsorbent for crude chloroethylene gas |
-
2018
- 2018-08-28 CN CN201821391925.3U patent/CN208684675U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110862180A (en) * | 2018-08-28 | 2020-03-06 | 淄博泰典新材料有限公司 | Method and device for treating and recycling high-acid mercury-containing wastewater |
| CN111569834A (en) * | 2020-06-01 | 2020-08-25 | 新疆兵团现代绿色氯碱化工工程研究中心(有限公司) | Mercury removing adsorbent for crude chloroethylene gas |
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