CN110590025A - Pressure-bearing type integrated decontamination and oil removal device - Google Patents
Pressure-bearing type integrated decontamination and oil removal device Download PDFInfo
- Publication number
- CN110590025A CN110590025A CN201911024111.5A CN201911024111A CN110590025A CN 110590025 A CN110590025 A CN 110590025A CN 201911024111 A CN201911024111 A CN 201911024111A CN 110590025 A CN110590025 A CN 110590025A
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- 238000005202 decontamination Methods 0.000 title claims description 10
- 230000003588 decontaminative effect Effects 0.000 title claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 15
- 239000010935 stainless steel Substances 0.000 claims abstract description 15
- 238000001914 filtration Methods 0.000 claims abstract description 10
- 239000003814 drug Substances 0.000 claims abstract description 8
- 238000002347 injection Methods 0.000 claims abstract description 5
- 239000007924 injection Substances 0.000 claims abstract description 5
- 239000010802 sludge Substances 0.000 claims description 33
- 239000010865 sewage Substances 0.000 claims description 19
- 238000004062 sedimentation Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 2
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 2
- 241001330002 Bambuseae Species 0.000 abstract description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 2
- 239000011425 bamboo Substances 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract 1
- 238000005201 scrubbing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 239000002245 particle Substances 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000011294 coal tar pitch Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 229920000620 organic polymer Polymers 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000857 drug effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model provides a pressure-bearing formula integration scrubbing deoiling device, it includes the body, the upper portion of body is equipped with the water-locator, the delivery port of water-locator is located first mixed reaction zone, the lower part of first reaction zone and second reaction zone is linked together and is located a settling zone, be equipped with the filtering area in the lower part of a settling zone, the filtering area comprises a stainless steel net section of thick bamboo and PP swash plate, the lower part of PP swash plate is equipped with the secondary settling zone, the secondary settling zone is connected with the mud outlet and stretches out this external second mud pipe, it holds to symbolize and is the water-locator through being located the inside water injection device of body and being located this external inlet tube and being linked together, be equipped with the medicine mouth on the inlet tube. The invention has the advantages of high treatment efficiency, small occupied area, low investment cost and simple maintenance at ordinary times.
Description
Technical Field
The invention relates to a water treatment device, in particular to a dirt and oil removing water treatment device, and specifically relates to a pressure-bearing type integrated dirt and oil removing device.
Background
At present, with the continuous progress of science and technology in China, the industry develops at a high speed. Especially, the development of heavy industry inevitably causes great harm to the health of residents, and the discharged waste water and waste gas seriously pollute water sources, soil and atmosphere for a long time, thus destroying the ecological balance. Under the condition that water resources in China are increasingly serious, in order to treat the oily sewage to reach the discharge standard and reuse the oily sewage, oil removal treatment is required. The existing oily sewage treatment method is to remove suspended matters with large particle diameters and floating oil which is insoluble in water by a sedimentation method (or an oil removal tank, an oil separation tank and the like) and then remove dispersed oil, emulsified oil and fine suspended solids which are difficult to remove by a facility such as an air floatation tank and the like. And the effluent is at normal pressure and does not have pressure, so that the subsequent treatment equipment must be pressurized for the second time through the intermediate water tank and the pressurizing pump, the energy consumption is increased, and the energy is not saved. The equipment (or oil removal tank and oil separation tank) required by the settling method is large in volume and large in occupied area, and the subsequent air floatation tank, matched pipelines, valves and the like are added, so that the treatment process is relatively long, the treatment effect is not obvious, more equipment and devices are provided, the process flow is complicated, and the investment is relatively high.
Disclosure of Invention
The invention aims to solve the problems of low treatment efficiency, large occupied area, high investment cost and complex ordinary maintenance of the conventional oily sewage treatment device, and designs a pressure-bearing type integrated decontamination and oil removal device which has high treatment efficiency, small occupied area, low investment cost and simple ordinary maintenance.
The technical scheme of the invention is as follows:
a pressure-bearing type integrated decontamination and oil removal device comprises a body 20, wherein a water distributor 3 is arranged at the upper part of the body 20, a water outlet of the water distributor 3 is positioned in a first mixed reaction zone 4, a second mixed reaction zone 19 is arranged at the periphery of the first mixed reaction zone 4, the lower parts of the first mixed reaction zone 4 and the second mixed reaction zone 19 are communicated, the communication parts of the first mixed reaction zone 4 and the second mixed reaction zone are positioned in a primary sedimentation zone 6, and the primary sedimentation zone is connected with a first sludge discharge pipe 11 with a sludge outlet extending out of the body; the lower part of a settling zone 6 is provided with a filtering zone, the filtering zone is composed of a stainless steel mesh cylinder 7 and a PP sloping plate 8, sewage flowing out of a second mixed reaction zone 19 enters the stainless steel mesh cylinder 7 after being filtered by the PP sloping plate 8 and is discharged out of a body 20 from a water outlet pipe 10 communicated with the bottom of the stainless steel mesh cylinder, the lower part of the PP sloping plate 8 is provided with a secondary settling zone 9, the secondary settling zone 9 is connected with a second sludge discharge pipe 12 with a sludge outlet extending out of the body, the secondary settling zone is characterized in that a water distributor 3 is communicated with a water inlet pipe 1 positioned outside the body through a water injection device 13 positioned inside the body 20, and a chemical adding port 2 is arranged on the water inlet pipe 1.
The water jet device 13 is composed of a water inlet section 1301 with the same pipe diameter as the water inlet pipe 1, an expanding section 1302 connected with the water inlet section 1301, a reducing section 1303 connected with the expanding section, a water outlet section 1304 with the same pipe diameter as the water inlet pipe and a nozzle 1305.
The diameter of the water inlet section 1301 is 300mm, the diameter of the diameter expanding section 1302 is 400mm, the diameter of the diameter reducing section 1303 is 200mm, and the diameter of the water outlet section 1304 is 300 mm.
The length of the diameter expanding section 1302 is 1.5m, the length of the diameter reducing section 1303 is 0.3m, and the diameter of the water outlet section 1304 is 300 mm.
The invention has the beneficial effects that:
the invention adopts secondary mixing, secondary sedimentation and secondary sludge discharge. The addition amount of the agent with the same treatment amount is reduced by one half, the treated sewage meets the requirements of discharge and reuse, and the water quality reaches the standard. All the processes are completed in a single device, the occupied area is reduced, the investment cost is reduced, partial power is reduced, and the treatment effect is obvious. All steel sheet structures and pipelines inside the body are brushed with the epoxy coal tar pitch paint for 5 times after rust removal, and the external anti-corrosive primer is brushed with the porcelain-like finish paint for two times, so that corrosion is prevented, and the service life of equipment is prolonged. The body is provided with 3 inspection manholes, namely upper, middle and lower.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure: 1 is the inlet tube, 2 is adding the medicine mouth, 3 is the water-locator, 4 is first mixed reaction zone, 5 is the filter bulb, 6 is a settling zone, 7 is a stainless steel net section of thick bamboo, 8 is the PP swash plate, 9 is the secondary settling zone, 10 is the outlet pipe, 11 is first sludge pipe, 12 is the second sludge pipe, 13 is the water jet device, 14 is manhole 1, 15 is manhole 2, 16 is manhole 3, 17 is the water-collecting device, 18 is the lug, 19 is the mixed reaction zone of second. The arrows in the figure indicate the direction of the water flow.
Detailed Description
The invention is further described below with reference to the figures and examples.
As shown in fig. 1.
A pressure-bearing type integrated decontamination and oil removal device comprises a body 20, wherein a water distributor 3 is arranged at the upper part of the body 20, a water outlet of the water distributor 3 is positioned in a first mixed reaction zone 4, a second mixed reaction zone 19 is arranged at the periphery of the first mixed reaction zone 4, filter balls 5 are respectively arranged in the first mixed reaction zone 4 and the second mixed reaction zone 19, the lower parts of the filter balls are communicated, the communicated parts of the filter balls are positioned in a primary sedimentation zone 6, and the primary sedimentation zone is connected with a first sludge discharge pipe 11 with a sludge outlet extending out of the body; a filtering area is arranged at the lower part of a settling area 6, the filtering area consists of a stainless steel mesh cylinder 7 and a PP sloping plate 8, sewage flowing out of a second mixed reaction area 19 enters the stainless steel mesh cylinder 7 after being filtered by the PP sloping plate 8 and is discharged out of a body 20 from a water containing device 17 and a water outlet pipe 10 which are communicated with the bottom of the stainless steel mesh cylinder 7, a secondary settling area 9 is arranged at the lower part of the PP sloping plate 8, the secondary settling area 9 is connected with a second sludge discharge pipe 12 of which the sludge outlet extends out of the body, the water distributor 3 is communicated with the water inlet pipe 1 outside the body through the water injection device 13 inside the body 20, the inlet pipe 1 is provided with a chemical feeding port 2, and as shown in fig. 1, the water jet device 13 of the present embodiment is specifically composed of a water inlet section 1301 having the same pipe diameter as the inlet pipe 1, an enlarged diameter section 1302 connected to the water inlet section 1301, a reduced diameter section 1303 connected to the enlarged diameter section, a water outlet section 1304 having the same pipe diameter as the inlet pipe, and a nozzle 1305. The diameter of the water inlet section 1301 is 300mm, the diameter of the diameter expanding section 1302 is 400mm, the diameter of the diameter reducing section 1303 is 200mm, and the diameter of the water outlet section 1304 is 300 mm. The length of the diameter expanding section 1302 is 1.5m, the length of the diameter reducing section 1303 is 0.3m, and the diameter of the water outlet section 1304 is 300 mm.
The invention is a pressure-bearing type integrated decontamination and oil removal device designed for treating oil-containing and iron scale turbid circulating water discharged from heavy industry and metallurgical industry, which adds chemical agents, and makes suspended matters such as oil, iron scale and the like in water settled and separated through coagulation and flocculation after mixing and reaction, thereby achieving the purpose of purifying water quality, when the oil content of inlet water is about 80mg/L and the suspended matter content is about 500mg/L, the oil content of treated outlet water is below 8mg/L, the suspended matter content is 25mg/L, and most of heavy metal ions such as iron and magnesium in water are removed, the appearance of outlet water is clear and transparent, and the requirement of recycling is completely met. When the equipment is fed with water, after raw water and a medicament in the equipment cyclone reaction chamber are mixed and reacted, the surface charges of colloid particles in water can be neutralized, the thickness of a diffusion layer is reduced, the potential of colloidal particles is eliminated or reduced, the colloidal particles are destabilized and mutually agglomerated, some fine flocs with lighter specific gravity are formed and are not easy to sink, sludge inside the action equipment forms a high-concentration area, when sewage is effectively mixed in the equipment cyclone reaction chamber, organic polymer complexes in the high-concentration area contain a plurality of branched chains, all the branched chains have anion genes, the organic polymer complexes have extremely strong adsorption and bridging capabilities on solid suspended particles and emulsified oil beads in the sewage, the agglomerated particles can be enlarged, and finally dense and thick flocs are formed and are agglomerated, so that the aim of purifying water quality is achieved. As is well known, the design of a sludge discharge system also directly influences the water quality of the discharged water of the equipment, the pressure-bearing type integrated decontamination and oil removal device is provided with secondary sludge discharge, sludge discharge is smoother, no dead angle sludge discharge is formed, clear water at the upper part flows out through an overflow weir, and a water outlet pipe discharges. The sludge at the bottom needs to be discharged regularly, the sludge discharge period can be called generally every 3-8 hours, the sludge discharge time can be adjusted every 1-3 minutes, and the sludge discharge starting time is determined according to the sludge amount. And the electric control system adopts automatic operation. The equipment body is a cylinder with the height of 8.5 meters and a filtering device with the diameter of 4.0 meters. The device has the advantages of good treatment effect, small occupied area, low energy consumption, low investment, low operating cost, convenient management, safety and reliability, and can be widely applied to the industries of petroleum, chemical industry, metallurgy and the like.
The working principle of the invention is as follows:
raw water enters the equipment body through the water inlet pipe, and the water inlet pipe is provided with a medicament adding port for adding medicaments. And the sewage after reaction passes through a water jet device. The water inlet pipeline is changed into a water jet device at the connecting part of the water inlet pipe and the mixed reaction area, namely, the water inlet pipe with the caliber of 300mm is changed into a pipeline structure with the caliber of 400mm, the water inlet pipe with the caliber of 200mm after rising for 1.5m and the water inlet pipeline with the caliber of 300mm after rising for 0.3m, 2 sludge return pipes which are arranged in a balanced way are arranged at the lower end of the water jet device, and the lower end of each return pipe is arranged in a bottom sludge discharge area. By utilizing the working principle of the water injection device and the sludge return pipe, negative pressure carries sludge, source water and sludge of the medicament are added in the filtering area, and residual sludge is continuously returned and timely removed according to the principle of an activated sludge method, so that the mixing area keeps activated sludge with a certain concentration, the addition amount of the medicament is reduced, and sewage treatment is more thorough. The water in the mixing area continuously pushes the filter balls to rotate under the action of water flow of the water distribution system, the drug effect of the sewage is improved, the sewage is filtered after the mixing reaction of the filter balls in the reaction area I and the reaction area II, a part of large-particle impurities are precipitated and removed, and the subsequent sewage flows through a water collecting device with a PP inclined plate. Impurities in the sewage fall down under the action of gravity, depend on the PP plate holes to descend and sink into a mud collection area at the bottom of the equipment. The clear water flows through the PP sloping plate. At this time, the water flow also has part of fine particles and suspended matters with relatively clear specific gravity. Entering a water collecting device with a stainless steel filter screen cylinder, wherein the filter aperture of the stainless steel filter screen cylinder is gradually reduced from outside to inside. After sewage enters the stainless steel mesh cylinder, impurities of the sewage are prevented from sinking and fall into a sludge bottom concentration area. And the clean water flows out of the stainless steel mesh cylinder, enters the water collecting tank and is discharged out of the body for reuse. The whole equipment adopts secondary mixing, secondary sedimentation and secondary sludge discharge. The addition amount of the agent with the same treatment amount is reduced by one half, the treated sewage meets the requirements of discharge and reuse, and the water quality reaches the standard. All the processes are completed in a single device, the occupied area is reduced, the investment cost is reduced, partial power is reduced, and the treatment effect is obvious. All steel plate structures and pipelines inside the body are coated with epoxy coal tar pitch paint 5 times after rust removal, and the external anti-corrosive primer is coated with porcelain-like finish paint twice, so that corrosion is prevented, and the service life of equipment is prolonged. The body is provided with 3 inspection manholes, namely upper, middle and lower.
The parts not involved in the present invention are the same as or can be implemented using the prior art.
Claims (4)
1. A pressure-bearing type integrated decontamination and oil removal device comprises a body (20), wherein a water distributor (3) is arranged at the upper part of the body (20), a water outlet of the water distributor (3) is positioned in a first mixed reaction zone (4), a second mixed reaction zone (19) is arranged at the periphery of the first mixed reaction zone (4), the lower parts of the first mixed reaction zone (4) and the second mixed reaction zone (19) are communicated, the communication positions of the first mixed reaction zone and the second mixed reaction zone are positioned in a primary sedimentation zone (6), and the primary sedimentation zone is connected with a first sludge discharge pipe (11) with a sludge outlet extending out of the body; the lower part of a settling zone (6) is provided with a filtering zone, the filtering zone consists of a stainless steel mesh cylinder (7) and a PP sloping plate (8), sewage flowing out of a second mixed reaction zone (19) enters the stainless steel mesh cylinder (7) after being filtered by the PP sloping plate (8) and is discharged out of a body (20) from a water outlet pipe (10) communicated with the bottom of the stainless steel mesh cylinder, the lower part of the PP sloping plate (8) is provided with a secondary settling zone (9), the secondary settling zone (9) is connected with a mud outlet extending out of the body and a second mud outlet pipe (12), the secondary settling zone is characterized in that a water distributor (3) is communicated with a water inlet pipe (1) positioned outside the body through a water injection device (13) positioned inside the body (20), and a medicine adding port (2) is arranged on the water inlet pipe (1).
2. A pressure-bearing integrated decontamination and oil removal device according to claim 1, characterized in that the water jet device (13) comprises a water inlet section (1301) with the same diameter as the water inlet pipe (1), an expanding section (1302) connected with the water inlet section (1301), a reducing section (1303) connected with the expanding section, a water outlet section (1304) with the same diameter as the water inlet pipe, and a nozzle (1305).
3. A pressure-bearing integrated decontamination and oil removal device according to claim 2, characterized in that the diameter of the water inlet section (1301) is 300mm, the diameter of the diameter expanding section (1302) is 400mm, the diameter of the diameter reducing section (1303) is 200mm, and the diameter of the water outlet section (1304) is 300 mm.
4. A pressure-bearing integrated dirt and oil removing device according to claim 3, characterized in that the length of the diameter expanding section (1302) is 1.5m, the length of the diameter reducing section (1303) is 0.3m, and the diameter of the water outlet section (1304) is 300 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911024111.5A CN110590025A (en) | 2019-10-25 | 2019-10-25 | Pressure-bearing type integrated decontamination and oil removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911024111.5A CN110590025A (en) | 2019-10-25 | 2019-10-25 | Pressure-bearing type integrated decontamination and oil removal device |
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| Publication Number | Publication Date |
|---|---|
| CN110590025A true CN110590025A (en) | 2019-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911024111.5A Pending CN110590025A (en) | 2019-10-25 | 2019-10-25 | Pressure-bearing type integrated decontamination and oil removal device |
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| Country | Link |
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| CN (1) | CN110590025A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111875149A (en) * | 2020-07-03 | 2020-11-03 | 季丹萍 | Oil-containing and slag-containing wastewater treatment system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101353751B1 (en) * | 2013-07-25 | 2014-01-22 | 동양수기산업(주) | Automatic filtration complex system including inclined plate settler |
| CN208648858U (en) * | 2018-06-26 | 2019-03-26 | 秦皇岛德创节能环保科技有限公司 | Pressure-bearing type purification device |
-
2019
- 2019-10-25 CN CN201911024111.5A patent/CN110590025A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101353751B1 (en) * | 2013-07-25 | 2014-01-22 | 동양수기산업(주) | Automatic filtration complex system including inclined plate settler |
| CN208648858U (en) * | 2018-06-26 | 2019-03-26 | 秦皇岛德创节能环保科技有限公司 | Pressure-bearing type purification device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111875149A (en) * | 2020-07-03 | 2020-11-03 | 季丹萍 | Oil-containing and slag-containing wastewater treatment system |
| CN111875149B (en) * | 2020-07-03 | 2022-07-15 | 季丹萍 | Oil-containing and slag-containing wastewater treatment system |
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