CN210845415U - Sewage treatment plant is bred to beasts and birds - Google Patents
Sewage treatment plant is bred to beasts and birds Download PDFInfo
- Publication number
- CN210845415U CN210845415U CN201921469442.5U CN201921469442U CN210845415U CN 210845415 U CN210845415 U CN 210845415U CN 201921469442 U CN201921469442 U CN 201921469442U CN 210845415 U CN210845415 U CN 210845415U
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- barrel
- fixedly arranged
- fixedly connected
- filter
- sludge
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- 239000010865 sewage Substances 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000010802 sludge Substances 0.000 claims abstract description 51
- 238000001035 drying Methods 0.000 claims abstract description 29
- 238000000926 separation method Methods 0.000 claims abstract description 28
- 238000000855 fermentation Methods 0.000 claims abstract description 15
- 230000004151 fermentation Effects 0.000 claims abstract description 15
- 244000144972 livestock Species 0.000 claims abstract description 12
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 12
- 244000144977 poultry Species 0.000 claims abstract description 12
- 238000009395 breeding Methods 0.000 claims description 13
- 230000001488 breeding effect Effects 0.000 claims description 13
- 241000196324 Embryophyta Species 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 5
- 238000007790 scraping Methods 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims 2
- 230000005494 condensation Effects 0.000 claims 2
- 239000002351 wastewater Substances 0.000 abstract description 11
- 239000002699 waste material Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a sewage treatment device for livestock and poultry cultivation, which comprises a main box, wherein a separation barrel, a fermentation barrel, a drying barrel and a filter barrel are fixedly arranged inside the main box from left to right in sequence, a water inlet barrel is fixedly arranged at the top end of one side of the separation barrel, a first valve is fixedly arranged at the top end of the water inlet barrel, a sludge discharge port is fixedly arranged at the middle part of the other side of the separation barrel, the sludge discharge port is fixedly connected with the top end of one side of the fermentation barrel, an exhaust hole is arranged at the other side of the top end of the fermentation barrel, and a methane box is fixedly arranged at the top end of the main box. The wastewater is filtered by the filter vat to obtain clean water for subsequent use.
Description
Technical Field
The utility model relates to a sewage treatment plant, in particular to sewage treatment plant is bred to beasts and birds belongs to sewage treatment technical field.
Background
With the development of the breeding industry in China, the industry competition is intensified day by day, the large-scale and intensive development of the breeding industry becomes a necessary trend, a large-scale farm has higher livestock and poultry breeding technology, unified management is realized, the cost is reduced, and the economic benefit is improved.
Because traditional plant sewage treatment plant is different with industry sewage treatment plant in the market, plant economic benefits is not high and has restricted sewage treatment investment amount and can not too big, so only filter sewage, lead to organic matter, nitrogen, phosphorus in the sewage not to obtain retrieving, caused the waste.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sewage treatment plant is bred to beasts and birds to organic matter thing, nitrogen, phosphorus in the sewage that proposes in solving above-mentioned background art do not obtain retrieving, the poor problem of economic benefits.
In order to achieve the above object, the utility model provides a following technical scheme: a sewage treatment device for livestock and poultry breeding comprises a main box, wherein a separation barrel, a fermentation barrel, a drying barrel and a filter barrel are fixedly arranged in the main box from left to right in sequence, a water inlet barrel is fixedly arranged at the top end of one side of the separation barrel, a first valve is fixedly arranged at the top end of the water inlet barrel, a sludge discharge port is fixedly arranged at the middle part of the other side of the separation barrel, the sludge discharge port is fixedly connected with a sludge inlet arranged at the top of one side of the fermentation barrel through a connecting pipe, a biogas tank is fixedly arranged at the top end of the main box, an air inlet hole is arranged at the bottom end of the biogas tank, the air inlet hole is fixedly connected with an exhaust hole through an air pipe, an exhaust barrel is fixedly arranged at one side of the biogas tank, a second valve is fixedly arranged at one end of the exhaust barrel, a filter device is fixedly arranged in the separation barrel, a drain hole is arranged, the top end of the filter barrel is provided with a water inlet hole, the drain hole is fixedly connected with one end of a water outlet pipe, the other end of the water outlet pipe is fixedly connected with a water pumping port of a water pump, a water outlet of the water pump is fixedly connected with one end of the water inlet pipe, the other end of the water inlet pipe is fixedly connected with the water inlet hole, the bottom of the biogas tank is provided with a discharge hole, the top end of the drying barrel is fixedly provided with a sludge pump, the top end of the drying barrel is provided with a feed hole, the discharge hole is fixedly connected with one end of a sludge outlet pipe, the other end of the sludge outlet pipe is fixedly connected with a sludge pumping port of the sludge pump, a sludge discharge port of the sludge pump is fixedly connected with one end of a sludge inlet pipe, the other end of the sludge inlet pipe is fixedly connected with the feed hole, one side of the feed hole is provided with an exhaust port, the top, the other end and the water inlet fixed connection of condenser pipe, the bottom mounting of filter vat one side is equipped with a drain cylinder, the fixed third valve that is equipped with of one end of a drain cylinder.
As a preferred technical scheme of the utility model, filter equipment includes first motor, pulley, rope, filter, backup pad, mud scraper and reset spring, filter fixed mounting is in the inside of separation bucket, the filter sets up for the slope, backup pad fixed mounting is on the inner wall of separation bucket, the fixed pulley that is equipped with in backup pad top, some spout sliding connection are seted up through the inner wall of separation bucket both sides at the both ends of mud scraper, one side of mud scraper and the one end fixed connection of rope, the output shaft fixed connection of pulley and first motor is passed to the other end of rope, first motor fixed mounting is on the top of main tank one side, the opposite side of mud scraper and reset spring's one end fixed connection, reset spring's the other end and the inner wall fixed connection of separation bucket.
As a preferred technical scheme of the utility model, the top fixed mounting of drying bucket has the second motor, the output shaft of second motor passes the drying bucket and arranges the one end fixed connection of the inside stirring piece of drying bucket in, the inside both sides of drying bucket are all fixed and are equipped with the heater of establishing ties each other, the second motor is established ties with the heater, the bottom mounting of drying bucket is equipped with row material section of thick bamboo, arrange the fixed fourth valve that is equipped with of material section of thick bamboo one end.
As an optimal technical scheme of the utility model, the inside from the top down of filter vat is equipped with plant ash filter layer, silt filter layer and filter paper layer in proper order.
As an optimal technical scheme of the utility model, the fixed first switch, second switch, third switch and the fourth switch of being equipped with in proper order in the surface of main tank one side, first motor, silt pump, second motor and water pump are respectively through first switch, second switch, third switch and fourth switch and power electric connection.
As an optimized technical scheme of the utility model, the surface of main tank opposite side is rotated through the pivot and is connected with the chamber door.
As an optimized technical scheme of the utility model, the bottom fixed mounting of main tank has the base.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a livestock and poultry breeding sewage treatment device, which separates the entering waste water from the waste material through a separation barrel, drives a rope to contract through the rotation of a transmission shaft of a first motor, thereby driving the mud scraping plate to move to clean the mud on the surface of the filter plate, and resetting through the reset spring, enters the fermentation barrel through the sludge discharge port, ferments the waste material inside through the fermentation barrel, generates methane gas to enter a methane tank for later use, the waste material is dried by a drying barrel, the dried waste material can be used for fertilizing the civil engineering, the waste water is filtered by a filtering barrel so as to obtain clean water for subsequent use, the main tank is fixed by the base, the stability of the main tank is enhanced, the waste water is filtered by the plant ash filtering layer, the silt filtering layer and the filter paper layer, thereby obtain the water after handling for subsequent use, be convenient for the staff to overhaul inside through the chamber door.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is an enlarged schematic structural diagram of the present invention a.
In the figure: 1. a main box; 2. a base; 3. a separation barrel; 4. a fermenter; 5. a drying barrel; 6. A filter vat; 7. a biogas tank; 8. a filtration device; 9. a water inlet cylinder; 10. a first motor; 11. A second motor; 12. a sludge pump; 13. an exhaust funnel; 14. a water pump; 15. a drain cylinder; 16. A support plate; 17. a rope; 18. a pulley; 19. a mud scraper; 20. a return spring; 21. a filter plate; 22. a discharge cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides a livestock and poultry breeding sewage treatment device, which comprises a main box 1, a separation barrel 3, a fermentation barrel 4, a drying barrel 5 and a filter barrel 6 are fixedly arranged in the main box 1 from left to right, a water inlet barrel 9 is fixedly arranged at the top end of one side of the separation barrel 3, a first valve is fixedly arranged at the top end of the water inlet barrel 9, a sludge discharge port is fixedly arranged at the middle part of the other side of the separation barrel 3, the sludge discharge port is fixedly connected with a sludge inlet arranged at the top part of one side of the fermentation barrel 4 through a connecting pipe, a biogas box 7 is fixedly arranged at the top end of the main box 1, an air inlet is arranged at the bottom end of the biogas box 7, the air inlet is fixedly connected with an air outlet through an air pipe, an exhaust barrel 13 is fixedly arranged at one side of the biogas box 7, a second valve is fixedly arranged at one end of the exhaust barrel 13, a, a water pump 14 is fixedly arranged at the top end of the filter barrel 6, a water inlet hole is arranged at the top end of the filter barrel 6, a drain hole is fixedly connected with one end of a water outlet pipe, the other end of the water outlet pipe is fixedly connected with a water pumping port of the water pump 14, a water outlet of the water pump 14 is fixedly connected with one end of the water inlet pipe, the other end of the water inlet pipe is fixedly connected with the water inlet hole, a discharge hole is arranged at the bottom of the biogas tank 7, a sludge pump 12 is fixedly arranged at the top end of the drying barrel 5, a feed hole is arranged at the top end of the drying barrel 5, the discharge hole is fixedly connected with one end of a sludge outlet pipe, the other end of the sludge outlet pipe is fixedly connected with a sludge pumping port of the sludge pump 12, a sludge discharge port of the sludge pump 12 is fixedly connected with one end of a sludge inlet pipe, the other end of the sludge inlet pipe is fixedly connected with the feed hole, an exhaust port, the bottom end of one side of the filter vat 6 is fixedly provided with a drainage tube 15, and one end of the drainage tube 15 is fixedly provided with a third valve.
Preferably, the filtering device 8 comprises a first motor 10, a pulley 18, a rope 17, a filter plate 21, a support plate 16, a mud scraper 19 and a return spring 20, the filter plate 21 is fixedly arranged inside the separating barrel 3, the filter plate 21 is obliquely arranged, the support plate 16 is fixedly arranged on the inner wall of the separating barrel 3, the pulley 18 is fixedly arranged at the top end of the support plate 16, two ends of the mud scraper 19 are slidably connected through sliding grooves formed in the inner walls of two sides of the separating barrel 3, one side of the mud scraper 19 is fixedly connected with one end of the rope 17, the other end of the rope 17 passes through the pulley 18 to be fixedly connected with an output shaft of the first motor 10, the first motor 10 is fixedly arranged at the top end of one side of the main box 1, the other side of the mud scraper 19 is fixedly connected with one end of the return spring 20, the other end of the return spring 20 is fixedly connected with the inner wall of the separating barrel 3, thereby driving the mud scraper 19 to move to clean the mud on the surface of the filter plate 21.
Preferably, drying barrel 5's top fixed mounting has second motor 11, second motor 11's output shaft passes drying barrel 5 and arranges the one end fixed connection of the inside stirring piece of drying barrel 5 in, the inside both sides of drying barrel 5 are all fixed and are equipped with the heater of establishing ties each other, second motor 11 and heater are established ties, drying barrel 5's bottom mounting is equipped with row material section of thick bamboo 22, arrange the fixed fourth valve that is equipped with of material section of thick bamboo 22 one end, stir the inside material of drying barrel 5 through the stirring piece, dry through the heater.
Preferably, the inside of filter vat 6 is equipped with plant ash filter layer, silt filter layer and filter paper layer from the top down in proper order, filters waste water.
Preferably, a first switch, a second switch, a third switch and a fourth switch are sequentially and fixedly arranged on the surface of one side of the main box 1, the first motor 10, the sludge pump 12, the second motor 11 and the water pump 14 are respectively and electrically connected with a power supply through the first switch, the second switch, the third switch and the fourth switch, the first motor is controlled to operate through the first switch, the sludge pump 12 is controlled to operate through the second switch, the second motor 11 is controlled to operate through the third switch, and the water pump 14 is controlled to operate through the fourth switch.
Preferably, the surface of the other side of the main box 1 is rotatably connected with a box door through a rotating shaft, so that a worker can conveniently overhaul the inside.
Preferably, the base 2 is fixedly installed at the bottom end of the main box 1, and the main box 1 is fixed, so that the stability of the main box 1 is enhanced.
When the device is used, firstly, the first valve is opened, wastewater enters the separation barrel 3 through the water inlet barrel 9, sludge in the wastewater is filtered through the filter plate 21, the filtered wastewater enters the bottom of the separation barrel 3, the filtered sludge enters the fermentation barrel 4 through the sludge discharge port, the first motor 10 is started through the first switch, the transmission shaft of the first motor 10 rotates to drive the rope 17 to contract, so that the mud scraper 19 is driven to move to clean the sludge on the surface of the filter plate 21, the water pump 14 with the model of 100WL126-5.3-4 is started through the fourth switch, the wastewater in the separation barrel 3 is pumped into the filter barrel 6 through the water pump 14, the wastewater passes through the plant ash filter layer, the silt filter layer and the filter paper layer in the filter barrel 6, the wastewater is filtered, the treated water is obtained through the drainage barrel 15, fermenting the sludge in the fermentation barrel 4, and feeding the biogas generated after fermentation into a biogas tank 7 for use; the sludge pump 12 with the model number of 150WL170-16.5-15 is started through the second switch, sludge in the fermentation barrel 4 is pumped into the drying barrel 5 through the sludge pump 12, the second motor 11 is started through the third switch, the stirring sheet is driven by the second motor 11 to stir the sludge, the sludge is heated and dried through the heater with the model number of DDR UF (25) -220/10, dried waste materials can be used for fertilizing civil engineering, the waste materials are discharged through the discharge cylinder 22, the main box 1 is fixed through the base 2, the stability of the main box 1 is enhanced, and workers can conveniently overhaul the inside through the box door.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A livestock and poultry breeding sewage treatment device comprises a main box (1) and is characterized in that a separation barrel (3), a fermentation barrel (4), a drying barrel (5) and a filter barrel (6) are sequentially and fixedly installed inside the main box (1) from left to right, a water inlet barrel (9) is fixedly arranged at the top end of one side of the separation barrel (3), a first valve is fixedly arranged at the top end of the water inlet barrel (9), a sludge discharge port is fixedly arranged at the middle part of the other side of the separation barrel (3), the sludge discharge port is fixedly connected with a sludge inlet formed in the top of one side of the fermentation barrel (4) through a connecting pipe, a methane box (7) is fixedly arranged at the top end of the main box (1), an air inlet hole is formed in the bottom end of the methane box (7) and fixedly connected with an exhaust hole through an air pipe, an exhaust barrel (13) is fixedly arranged on one side of the methane box (7), and a second valve is fixedly arranged at one end of the exhaust, the device is characterized in that a filtering device (8) is fixedly arranged inside the separation barrel (3), a drain hole is formed in the bottom end of the separation barrel (3), a water pump (14) is fixedly arranged at the top end of the filter barrel (6), a water inlet hole is formed in the top end of the filter barrel (6), the drain hole is fixedly connected with one end of a water outlet pipe, the other end of the water outlet pipe is fixedly connected with a water pumping port of the water pump (14), a water outlet of the water pump (14) is fixedly connected with one end of a water inlet pipe, the other end of the water inlet pipe is fixedly connected with the water inlet hole, a discharge hole is formed in the bottom of the biogas tank (7), a sludge pump (12) is fixedly arranged at the top end of the drying barrel (5), a feed hole is formed in the top end of the drying barrel (5), the discharge hole is fixedly connected with one end of a sludge outlet pipe, and the other end of the, the sludge pump is characterized in that a sludge discharge port of the sludge pump (12) is fixedly connected with one end of a sludge inlet pipe, the other end of the sludge inlet pipe is fixedly connected with a feed hole, an exhaust port is formed in one side of the feed hole, a water inlet is formed in the top end of the filter vat (6), the exhaust port is fixedly connected with one end of a condensation pipe, the other end of the condensation pipe is fixedly connected with the water inlet, a water discharge barrel (15) is fixedly arranged at the bottom end of one side of the filter vat (6), and a third valve is fixedly arranged at one end of the water discharge barrel (15).
2. The livestock and poultry breeding sewage treatment device according to claim 1, which is characterized in that: the filter device (8) comprises a first motor (10), pulleys (18), a rope (17), a filter plate (21), a support plate (16), a mud scraper (19) and a reset spring (20), wherein the filter plate (21) is fixedly arranged inside the separation barrel (3), the filter plate (21) is obliquely arranged, the support plate (16) is fixedly arranged on the inner wall of the separation barrel (3), the pulleys (18) are fixedly arranged at the top end of the support plate (16), sliding chutes which are arranged at two ends of the mud scraper (19) through the inner walls at two sides of the separation barrel (3) are in sliding connection, one side of the mud scraper (19) is fixedly connected with one end of the rope (17), the other end of the rope (17) penetrates through the pulleys (18) to be fixedly connected with an output shaft of the first motor (10), the first motor (10) is fixedly arranged at the top end of one side of the main box (1), the other side of the mud scraping plate (19) is fixedly connected with one end of a return spring (20), and the other end of the return spring (20) is fixedly connected with the inner wall of the separation barrel (3).
3. The livestock and poultry breeding sewage treatment device according to claim 2, which is characterized in that: the top fixed mounting of drying bucket (5) has second motor (11), the output shaft of second motor (11) passes drying bucket (5) and arranges the one end fixed connection of the inside stirring piece of drying bucket (5) in, the both sides of drying bucket (5) inside are all fixed and are equipped with the heater of establishing ties each other, second motor (11) and heater series connection, the bottom mounting of drying bucket (5) is equipped with row material section of thick bamboo (22), row material section of thick bamboo (22) one end is fixed and is equipped with the fourth valve.
4. The livestock and poultry breeding sewage treatment device according to claim 1, which is characterized in that: the interior from the top down of filter vat (6) is equipped with plant ash filter layer, silt filter layer and filter paper layer in proper order.
5. The livestock and poultry breeding sewage treatment device according to claim 3, which is characterized in that: the surface of one side of the main box (1) is fixedly provided with a first switch, a second switch, a third switch and a fourth switch in sequence, and the first motor (10), the sludge pump (12), the second motor (11) and the water pump (14) are respectively and electrically connected with the power supply through the first switch, the second switch, the third switch and the fourth switch.
6. The livestock and poultry breeding sewage treatment device according to claim 1, which is characterized in that: the other side of the main box (1) is rotatably connected with a box door through a rotating shaft.
7. The livestock and poultry breeding sewage treatment device according to claim 1, which is characterized in that: the bottom end of the main box (1) is fixedly provided with a base (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921469442.5U CN210845415U (en) | 2019-09-05 | 2019-09-05 | Sewage treatment plant is bred to beasts and birds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921469442.5U CN210845415U (en) | 2019-09-05 | 2019-09-05 | Sewage treatment plant is bred to beasts and birds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210845415U true CN210845415U (en) | 2020-06-26 |
Family
ID=71300034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921469442.5U Expired - Fee Related CN210845415U (en) | 2019-09-05 | 2019-09-05 | Sewage treatment plant is bred to beasts and birds |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210845415U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112551759A (en) * | 2020-12-22 | 2021-03-26 | 石怡如 | Excrement and urine processing apparatus for domestic sewage treatment |
| CN112759185A (en) * | 2020-12-22 | 2021-05-07 | 江苏泽宇环境工程有限公司 | Complete set of skid-mounted sewage treatment equipment |
-
2019
- 2019-09-05 CN CN201921469442.5U patent/CN210845415U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112551759A (en) * | 2020-12-22 | 2021-03-26 | 石怡如 | Excrement and urine processing apparatus for domestic sewage treatment |
| CN112759185A (en) * | 2020-12-22 | 2021-05-07 | 江苏泽宇环境工程有限公司 | Complete set of skid-mounted sewage treatment equipment |
| CN112759185B (en) * | 2020-12-22 | 2023-05-02 | 江苏泽宇环境工程有限公司 | Whole set skid-mounted sewage treatment equipment |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 |
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| CF01 | Termination of patent right due to non-payment of annual fee |