CN216273218U - Synthetic ammonia chemical industry effluent treatment plant - Google Patents
Synthetic ammonia chemical industry effluent treatment plant Download PDFInfo
- Publication number
- CN216273218U CN216273218U CN202122680932.3U CN202122680932U CN216273218U CN 216273218 U CN216273218 U CN 216273218U CN 202122680932 U CN202122680932 U CN 202122680932U CN 216273218 U CN216273218 U CN 216273218U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- waste water
- box
- reaction box
- reaction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000126 substance Substances 0.000 title claims abstract description 38
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 18
- 238000006243 chemical reaction Methods 0.000 claims abstract description 50
- 239000002351 wastewater Substances 0.000 claims abstract description 46
- 238000004065 wastewater treatment Methods 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 239000003814 drug Substances 0.000 claims description 24
- 238000000605 extraction Methods 0.000 claims description 24
- 230000001699 photocatalysis Effects 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 13
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 9
- 239000003651 drinking water Substances 0.000 claims description 4
- 235000020188 drinking water Nutrition 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 5
- 238000003786 synthesis reaction Methods 0.000 claims 5
- 238000012545 processing Methods 0.000 abstract description 3
- 230000008030 elimination Effects 0.000 abstract description 2
- 238000003379 elimination reaction Methods 0.000 abstract description 2
- 239000013043 chemical agent Substances 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 238000005192 partition Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000000284 extract Substances 0.000 description 4
- 238000007146 photocatalysis Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000005273 aeration Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Images
Landscapes
- Physical Water Treatments (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model discloses a synthetic ammonia chemical wastewater treatment device, which comprises a reaction box, wherein the interior of the reaction box is longitudinally and fixedly connected with a plurality of layers of conical plates with the middle parts arched upwards, and the tops of the conical plates are uniformly and fixedly connected with a plurality of turbulence lugs. This synthetic ammonia chemical industry effluent treatment plant, through set up multilayer conical plate in the reaction box, utilize the cooperation of flow guide box inner structure and the spillway hole at conical plate center, can make waste water flow time extension in the reaction box, and then guarantee sufficient reaction efficiency, harmful substance in the elimination waste water that can be comparatively thorough, and can realize continuous operation, the pump drainage can go on simultaneously, the treatment effeciency is high, and baffle cooperation semicircle sealing block in the flow guide box, space between two-layer conical plate can be connected when waste water treatment, make waste water reducing flow, still can connect all spaces after the processing is finished, make the interior remaining waste water of reaction box all flow out, high durability and convenient use.
Description
Technical Field
The utility model relates to the technical field of wastewater treatment, in particular to a synthetic ammonia chemical wastewater treatment device.
Background
The wastewater treatment is to treat the wastewater by physical, chemical and biological methods, so that the wastewater is purified, the pollution is reduced, the wastewater is recycled and reused, and water resources are fully utilized. The chemical treatment method is a wastewater treatment method for separating, removing or converting pollutants in a dissolved or colloidal state in wastewater into harmless substances through chemical reaction and mass transfer. In the chemical treatment method, the treatment units based on chemical reaction generated by adding medicaments are as follows: coagulation, neutralization, redox, etc.; the treatment units based on mass transfer have: extraction, steam stripping, air stripping, adsorption, ion exchange, electrodialysis, reverse osmosis and the like. The latter two treatment units are also collectively referred to as membrane separation technology. Treatment units in which mass transfer is used have both a chemical and a physical effect associated therewith, and can therefore be separated from chemical treatment processes as another type of treatment, known as physicochemical processes.
The existing synthetic ammonia chemical wastewater contains toxic and harmful chemical substances, so that chemical agents are generally added for reaction, the existing measures are that the agents are usually directly poured into a wastewater tank for aeration or stirring, the chemical agents are fully mixed, the chemical agents in the wastewater tank with a large space are not convenient for fully and uniformly spreading, further incomplete reaction can be caused, the wastewater is discharged into a container with a small space for reaction, one box is used for treatment, each box needs to keep reaction for a long time, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a synthetic ammonia chemical wastewater treatment device, which solves the problems that the chemicals are directly poured into a wastewater tank for aeration or stirring, the chemicals are fully mixed, the chemicals are not conveniently and uniformly diffused in the wastewater tank with larger space, the wastewater is discharged into a container with small space for reaction, and the treatment efficiency of one box is lower.
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a synthetic ammonia chemical industry effluent treatment plant, includes the reaction box, the conical plate that upwards arches in the middle of the inside vertical fixedly connected with multilayer of reaction box, the even fixedly connected with a plurality of vortex lug in top of conical plate, and from the top down counts, and the spillway hole has been seted up at the center of even several layers conical plate.
The left side fixedly connected with flow guide box of reaction box, the intercommunicating pore has all been seted up at bottom and the left top of conical plate between reaction box and the flow guide box, the centre of the inside of flow guide box rotates and is connected with the baffle, one side of baffle just is located the equal fixedly connected with semicircle sealing block in below of double-deck even through-hole, the left bottom intercommunication of flow guide box has the drain valve, the top fixedly connected with steering handle of baffle, the left side of flow guide box inner wall just is located the bottom fixedly connected with supporting shoe of baffle.
Preferably, the middle of the inner cavity of the reaction box is fixedly connected with a photocatalytic lamp penetrating through the multilayer tapered plate, and the diameter of the photocatalytic lamp is smaller than that of the overflow hole.
Preferably, the top fixedly connected with cover of reaction box inner wall is established at the outside hybrid cover of photocatalysis lamp, the hole that leaks that the diameter is greater than the photocatalysis lamp is seted up at the center of hybrid cover, fixedly connected with liquid medicine injection tube head and waste water injection tube head are run through respectively to the top of reaction box and the left and right sides that is located the hybrid cover inboard.
Preferably, the left side fixedly connected with medicament case at reaction box top, a common fixedly connected with extraction section of thick bamboo between the top that tube head and waste water were injected into to the liquid medicine, and the left side intercommunication at an extraction section of thick bamboo top has the pencil of taking out, the one end of pencil of taking out runs through the top of medicament case and extends to the bottom of medicament case inner chamber.
Preferably, three cavity has from left to right been seted up to the inside of an extraction section of thick bamboo, it pours into the tube head into the left and right sides intercommunication with the left side cavity respectively to take out pencil and liquid medicine, and waste water pours into the left side intercommunication of tube head and right side cavity into, and the right side intercommunication of right side cavity has the drinking-water pipe.
Preferably, a rotating shaft is rotatably connected between the three cavities of the extracting cylinder, and a first impeller and a second impeller are fixedly connected to the surfaces of the rotating shaft and the centers of the left cavity and the right cavity respectively.
Advantageous effects
The utility model provides a synthetic ammonia chemical wastewater treatment device. Compared with the prior art, the method has the following beneficial effects:
(1) this synthetic ammonia chemical industry effluent treatment plant, through set up multilayer conical plate in the reaction box, utilize the cooperation of flow guide box inner structure and the spillway hole at conical plate center, can make waste water flow time extension in the reaction box, and then guarantee sufficient reaction efficiency, harmful substance in the elimination waste water that can be comparatively thorough, and can realize continuous operation, the pump drainage can go on simultaneously, the treatment effeciency is high, and baffle cooperation semicircle sealing block in the flow guide box, space between two-layer conical plate can be connected when waste water treatment, make waste water reducing flow, still can connect all spaces after the processing is finished, make the interior remaining waste water of reaction box all flow out, high durability and convenient use.
(2) This synthetic ammonia chemical wastewater treatment device, can be in the same place the pumping pipe connection of the medicine pipe of taking out of extraction chemical agent and extraction waste water through setting up an extraction section of thick bamboo, and two impellers of accessible and pivot cooperation, the kinetic energy conversion part of the waste water of going into pumps extracts chemical agent, need not additionally to set up a water pump and extract and to add chemical agent in step, it is comparatively energy-conserving, and along with the increase and decrease of waste water discharge capacity, the speed of chemical agent extraction also can correspond automatic adjustment, can realize automatic ratio, the waste of chemical agent has been reduced.
Drawings
FIG. 1 is a cross-sectional view of a structure of the present invention;
FIG. 2 is a perspective view of a partial structure within the baffle box of the present invention;
fig. 3 is a partial enlarged view of the utility model at a in fig. 1.
In the figure: the device comprises a reaction tank 1, a conical plate 2, a turbulence bump 3, a water overflow hole 4, a flow guide tank 5, a communicating hole 6, a partition plate 7, a semicircular sealing block 8, a water discharge valve 9, a steering handle 10, a supporting block 11, a photocatalytic lamp 12, a mixing cover 13, a water leakage hole 14, a liquid medicine injection pipe head 15, a waste water injection pipe head 16, a chemical agent box 17, an extraction cylinder 18, a chemical extraction pipe 19, a water extraction pipe 20, a rotating shaft 21, a first impeller 22 and a second impeller 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a synthetic ammonia chemical industry effluent treatment plant, including reaction box 1, the conical plate 2 that upwards arches in the middle of the inside vertical fixedly connected with multilayer of reaction box 1, the even fixedly connected with a plurality of vortex lug 3 in top of conical plate 2, and from the top down counts, spillway hole 4 has been seted up at the center of even several layers conical plate 2, the middle fixedly connected with of 1 inner chamber of reaction box runs through the photocatalysis lamp 12 of multilayer conical plate 2, and the diameter of photocatalysis lamp 12 is less than the diameter of spillway hole 4.
The left side of the reaction box 1 is fixedly connected with a flow guide box 5, the bottoms between the reaction box 1 and the flow guide box 5 and the top of the left side of the conical plate 2 are respectively provided with a communicating hole 6, the middle of the inside of the flow guide box 5 is rotatably connected with a partition plate 7, one side of the partition plate 7 and the lower part of the double-layer communicating hole 6 are respectively and fixedly connected with a semicircular sealing block 8, the bottom of the left side of the flow guide box 5 is communicated with a drain valve 9, the top of the partition plate 7 is fixedly connected with a steering handle 10, the left side of the inner wall of the flow guide box 5 and the bottom of the partition plate 7 are fixedly connected with a supporting block 11, through arranging the multilayer conical plate 2 in the reaction box 1, by utilizing the matching of the structures in the flow guide box 5 and the overflow hole 4 at the center of the conical plate 2, the flowing time of the wastewater in the reaction box 1 can be prolonged, further, the sufficient reaction efficiency can be ensured, harmful substances in the wastewater can be thoroughly eliminated, and the continuous work can be realized, the pump drainage can go on simultaneously, and the treatment effeciency is high, and baffle 7 cooperation semicircle sealing block 8 in the baffle box 5, but space between the two-layer toper board 2 of joinable when waste water treatment makes the variable diameter of waste water flow, still can connect all spaces after the processing, makes remaining waste water in the reaction box 1 all flow, convenient to use.
The top of the inner wall of the reaction box 1 is fixedly connected with a mixing cover 13 which is sleeved outside the photocatalytic lamp 12, the center of the mixing cover 13 is provided with a water leakage hole 14 with the diameter larger than that of the photocatalytic lamp 12, the left side and the right side of the top of the reaction box 1 and positioned inside the mixing cover 13 are respectively and fixedly connected with a liquid medicine injection tube head 15 and a waste water injection tube head 16 in a penetrating way, the left side of the top of the reaction box 1 is fixedly connected with a medicine box 17, an extraction barrel 18 is fixedly connected between the top ends of the liquid medicine injection tube head 15 and the waste water injection tube head 16 together, the left side of the top of the extraction barrel 18 is communicated with a medicine extraction tube 19, one end of the medicine extraction tube 19 penetrates through the top of the medicine box 17 and extends to the bottom of the inner cavity of the medicine box 17, three cavities are arranged inside the extraction barrel 18 from left to right, the medicine extraction tube 19 and the liquid injection tube head 15 are respectively communicated with the left side and the right side of the cavity, the waste water injection tube head 16 is communicated with the left side of the right cavity, and the right side intercommunication of right side cavity has drinking-water pipe 20, it is connected with pivot 21 to rotate between the three cavity of an extraction section of thick bamboo 18, the surface of pivot 21 and the center that is located two left and right cavities is the first impeller 22 of fixedly connected with and second impeller 23 respectively, can link together the drinking-water pipe 20 of drawing medicine pipe 19 and the extraction waste water of extraction chemical agent through setting up an extraction section of thick bamboo 18, and two impellers of accessible and the cooperation of pivot 21, the chemical agent is extracted to the kinetic energy conversion part of the waste water that will pump into, need not additionally to set up a water pump and extract and can add chemical agent in step, energy-conservation, and along with the increase and decrease of waste water discharge capacity, the speed of chemical agent extraction also can correspond automatic adjustment, can realize automatic ratio, the waste of chemical agent has been reduced.
Meanwhile, the contents which are not described in detail in the specification belong to the prior art which is known by the person skilled in the art, and the model parameters of each electric appliance are not particularly limited, and conventional equipment can be used.
When in use, the external water pump and the photocatalytic lamp 12 are started, the external water pump pumps waste water and discharges the waste water into the reaction box 1 through the water pumping pipe 20, the waste water in the water pumping pipe 20 impacts the second impeller 23 to rotate, then the rotating shaft 21 is used to drive the first impeller 22 to rotate, so that the first impeller extracts the liquid medicine in the chemical box 17 through the medicine extracting pipe 19, and discharges the liquid medicine and the waste water into the mixing cover 13 for preliminary mixing, then the mixed liquid medicine of the waste water falls on the conical plate 2 at the uppermost layer together, then is diffused to the periphery and flows into the diversion box 5 through the communication holes 6, then flows to a second layer of conical plate 2 through a second layer of connecting through hole 6, accumulates a certain depth, flows down from an overflow hole 4 at the center of the second layer of conical plate 2, sequentially reciprocates, finally flows to the bottom of the reaction box 1, and is finally discharged from a drain valve 9, and wastewater is irradiated by a photocatalytic lamp 12 in the flowing process to accelerate the decomposition of partial harmful substances; after all the wastewater treatment is finished, the baffle plate 7 is rotated by 180 degrees through the steering handle 10, so that the right space in the guide box 5 is communicated with the spaces among the conical plates 2, and all the residual wastewater accumulated among the conical plates 2 is discharged.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a synthetic ammonia chemical industry effluent treatment plant, includes reaction box (1), its characterized in that: the reaction tank (1) is longitudinally and fixedly connected with a plurality of layers of conical plates (2) with the middle arched upwards, the tops of the conical plates (2) are uniformly and fixedly connected with a plurality of turbulence lugs (3), and overflow holes (4) are formed in the centers of the double layers of conical plates (2) from top to bottom;
the left side fixedly connected with flow guide box (5) of reaction box (1), intercommunicating pore (6) have all been seted up at bottom and left top of conical plate (2) between reaction box (1) and flow guide box (5), the intermediate rotation of the inside of flow guide box (5) is connected with baffle (7), the equal fixedly connected with semicircle sealing block (8) in below that one side of baffle (7) just is located even through-hole (6) of double-number layer, the left bottom intercommunication of flow guide box (5) has drain valve (9), the top fixedly connected with steering handle (10) of baffle (7), the left side of flow guide box (5) inner wall just is located bottom fixedly connected with supporting shoe (11) of baffle (7).
2. The ammonia synthesis chemical industry wastewater treatment device according to claim 1, characterized in that: the middle of the inner cavity of the reaction box (1) is fixedly connected with a photocatalytic lamp (12) penetrating through the multilayer tapered plate (2), and the diameter of the photocatalytic lamp (12) is smaller than that of the overflow hole (4).
3. The ammonia synthesis chemical industry wastewater treatment device according to claim 2, characterized in that: top fixedly connected with cover of reaction box (1) inner wall establishes mixing cover (13) outside photocatalytic lamp (12), the hole (14) that leaks that the diameter is greater than photocatalytic lamp (12) is seted up at the center of mixing cover (13), the top of reaction box (1) and the left and right sides that is located mixing cover (13) inboard run through fixedly connected with liquid medicine respectively and pour into tube head (15) and waste water into tube head (16).
4. The ammonia synthesis chemical industry wastewater treatment device according to claim 3, characterized in that: reaction box (1) top left side fixed connection has chemical tank (17), common fixedly connected with extraction section of thick bamboo (18) between the top that chemical liquid pours into tube head (15) and waste water pours into tube head (16), and the left side intercommunication at an extraction section of thick bamboo (18) top has a pencil of taking out (19), the one end of pencil of taking out (19) runs through the top of chemical tank (17) and extends to the bottom of chemical tank (17) inner chamber.
5. The wastewater treatment device for the chemical industry of ammonia synthesis according to claim 4, wherein: three cavity has from left to right been seted up to the inside of an extraction section of thick bamboo (18), take out pencil (19) and liquid medicine and pour into tube head (15) respectively with the left and right sides intercommunication of left side cavity, waste water pours into the left side intercommunication of tube head (16) and right side cavity into, and the right side intercommunication of right side cavity has drinking-water pipe (20).
6. The wastewater treatment device for the chemical industry of ammonia synthesis according to claim 4, wherein: a rotating shaft (21) is rotatably connected between three cavities of the extracting cylinder (18), and a first impeller (22) and a second impeller (23) are fixedly connected to the surface of the rotating shaft (21) and are respectively positioned at the centers of the left cavity and the right cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122680932.3U CN216273218U (en) | 2021-11-04 | 2021-11-04 | Synthetic ammonia chemical industry effluent treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122680932.3U CN216273218U (en) | 2021-11-04 | 2021-11-04 | Synthetic ammonia chemical industry effluent treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216273218U true CN216273218U (en) | 2022-04-12 |
Family
ID=81006097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122680932.3U Expired - Fee Related CN216273218U (en) | 2021-11-04 | 2021-11-04 | Synthetic ammonia chemical industry effluent treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216273218U (en) |
-
2021
- 2021-11-04 CN CN202122680932.3U patent/CN216273218U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211025802U (en) | Energy-saving desulfurization spray tower | |
| CN203938576U (en) | A kind of laminated sludge dehydrator that configures concentration tank | |
| CN107673506A (en) | A kind of municipal sewage sort processing device | |
| CN216273218U (en) | Synthetic ammonia chemical industry effluent treatment plant | |
| CN203845883U (en) | Textile wastewater coagulation inclined pipe combined settling pond | |
| CN107915309A (en) | A kind of method that fine catalyst efficiently separates simultaneously automatic cycle during catalytic oxidation treatment sewage | |
| CN208200600U (en) | Thermoelectricity station-service garbage leachate treatment device | |
| CN207822949U (en) | A kind of multi-cavity stirring-type sewage-treatment plant | |
| CN217051875U (en) | Coagulation and ozone air flotation water treatment integrated device | |
| CN206473911U (en) | A kind of mixing plant sewage-treatment plant | |
| CN207958020U (en) | A kind of attapulgite wastewater treatment equipment | |
| CN107473440B (en) | Device for improving ozone utilization rate in multistage ozone air flotation process | |
| CN209812612U (en) | High-efficient circulating device of wood skin dye vat dyestuff water | |
| CN109775797B (en) | Prevent resin adsorption effluent treatment plant that hardens | |
| CN212051070U (en) | Fold spiral shell formula sludge dewaterer | |
| CN204369728U (en) | A kind of New foul water disposal facility | |
| CN108503118B (en) | Pharmaceutical production sewage recycling device | |
| CN209778417U (en) | Sewage treatment plant that treatment effeciency is high | |
| CN208008564U (en) | A kind of high-effective sewage purifying purifying plant | |
| CN208726889U (en) | A kind of sewage-treatment plant of environmental education | |
| CN208200608U (en) | A kind of efficient sewage disposal device | |
| CN113716737A (en) | Treatment facility of regeneration sewage is refine to waste oil | |
| CN206089186U (en) | Sewage treatment stove | |
| CN108017231B (en) | Sewage treatment device | |
| CN218786536U (en) | Waste water filtering device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220412 |