CN106904778A - A kind of cyclic processing device of high concentrated organic wastewater - Google Patents
A kind of cyclic processing device of high concentrated organic wastewater Download PDFInfo
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- CN106904778A CN106904778A CN201710109335.0A CN201710109335A CN106904778A CN 106904778 A CN106904778 A CN 106904778A CN 201710109335 A CN201710109335 A CN 201710109335A CN 106904778 A CN106904778 A CN 106904778A
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/048—Purification of waste water by evaporation
-
- 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
- C02F1/26—Treatment of water, waste water, or sewage by extraction
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
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- 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 invention discloses a kind of cyclic processing device of high concentrated organic wastewater, sewage storage pool is connected by the first suction pump with aeration settling pit, the bottom for being aerated settling pit is provided with sand groove, top is provided with an air pump and a sand suction pump, abstraction pool bottom is provided with the first inlet, top position is provided with the second inlet, second suction pump pumps into abstraction pool sewage from aeration settling pit, the liquid outlet of extract storage box is connected with the 3rd suction pump, it is connected with the first inlet of abstraction pool bottom, second inlet of abstraction pool bottom is connected and is connected with cistern, one suction funnel is installed at the top of abstraction pool, it is connected with the 5th suction pump, extract is pumped to impurity storage box.It is an advantage of the invention that：Structure is simpler, easy to maintenance, is extracted the organic matter of sewage middle and high concentration by the extractant immiscible with water, without other impurity, and is fractionated using the organic matter boiling point different from extractant, so as to realize the recycling of extractant.
Description
Technical field
The invention belongs to sewage disposal machinery field, and in particular to a kind of cyclic processing device of high concentrated organic wastewater.
Background technology
High concentrated organic wastewater has that pollutant concentration (COD is up to thousands of to tens thousand of) high, complicated component, colourity is high, poison
Property big, wide material sources, property is different, the features such as difficulty of governance is big, has very serious harm to environment.Current treatment
Mode mainly has：Physical-chemical process, chemical method and biochemical process, physical-chemical process and chemical method all exist removal effect it is limited or
The defect such as person's operating cost is high；Biochemical process can be greatly reduced investment and operating cost, but for containing a certain amount of toxic contaminants
For the high-concentration waste water of thing, either using anaerobic biochemical treatment or aerobic treatment, it is necessary to which influent concentration is tight
Lattice are controlled in reduced levels, will otherwise have a strong impact on biochemical effects；Although comprehensive treatment mode is with certain effect,
Serious hidden danger is there is, because high-concentration waste water pollutional load is high, therefore the fluctuation of water quality is often caused to sewage disposal
The impact of system, causes the unstable for the treatment of effect, and the paralysis of sewage disposal system can be even caused when serious.Therefore, it is highly concentrated
The improvement for spending organic wastewater has turned into Current Domestic external environment protection technique field a great problem urgently to be resolved hurrily.
Patent of invention《For the combined unit of high concentrated organic wastewater treatment》（Application publication number：CN 105236696 A）
The combined unit of middle introduction, early stage first adds water and is diluted, and is carrying out biochemical treatment, then carries out oxidation processes with ozone, but
It is extremely unstable ozone, this just proposes requirement higher to the sealing property of equipment, and also add biochemical reactant, can
Secondary pollution can be caused to water body.
The content of the invention
It is an object of the invention to provide a kind of cyclic processing device of high concentrated organic wastewater, to solve above-mentioned background skill
The problem proposed in art.
To achieve the above object, the present invention provides following technical scheme：Including sewage storage pool, aeration settling pit, extraction
Pond, cistern, extract storage box；
The delivery port of the bottom of described sewage storage pool is connected with the water inlet of aeration settling pit bottom, pacifies in its connecting line
Equipped with the first suction pump, the bottom of the aeration settling pit is provided with a sand groove for inverted trapezoidal, top be provided with one
Air pump, the gas outlet of the air pump extends bottom of pond, and a sand suction pump is also installed at the top of aeration settling pit, the sand suction pump
Import is connected with a sand tube connection, and the other end of sand tube is extended in sand groove；
The bottom of described abstraction pool is provided with the first inlet, top position is provided with the second inlet in sidepiece, described
Aeration settling pit in lay the second suction pump, the liquid outlet of second suction pump is connected by pipeline with the second inlet,
The liquid outlet of the storage box of described extract storage box is connected with the 3rd suction pump, the liquid outlet of described the 3rd suction pump with
First inlet is connected, and is provided with the first stop valve in middle part；
The bottom of described abstraction pool is provided with liquid outlet, and described liquid outlet is connected with the inlet of the 4th suction pump, described
The liquid outlet of the 4th suction pump be connected with the inlet of cistern；Described liquid outlet and the 4th suction pump inlet it
Between be also equipped with the second stop valve；
One suction funnel is installed, the inlet phase of described suction funnel and the 5th suction pump at the top of described abstraction pool
Even, the liquid outlet of the 5th suction pump is connected with impurity storage box；The liquid outlet of the 5th described suction pump is stored with impurity
The 3rd stop valve is also equipped between case.
Preferably, an impurity fractionator is also equipped between the 3rd described stop valve and impurity storage box, it is described
The inlet of impurity fractionator be connected with the 3rd stop valve, be arranged on the gas outlet on top and the inlet phase of impurity storage box
Even, the liquid outlet of bottom is connected with the inlet of extract storage box and is provided with the 4th stop valve, described impurity in stage casing
Electrically heated rod and temperature sensor are installed inside fractionator.
Preferably, the first condenser is installed between described impurity fractionator top gas outlet and impurity storage box.
Preferably, the liquid outlet of described sand suction pump is connected with the inlet at the top of a Rose Box, described Rose Box
Inside is provided with screen pack, and is arranged on the liquid outlet and sewage storage pool of bottom（1）Connection.
Preferably, center section is provided with a microporous filter screen, and the second suction pump in described aeration settling pit
Installed in the top of microporous filter screen.
Preferably, a motor is installed at the top of described abstraction pool, the output shaft of the motor puts in abstraction pool
Inside, and many stirring rod are installed on the output shaft.
Preferably, a distillation is also equipped between the liquid outlet and the inlet of cistern of the 4th described suction pump
Device, is provided with gas outlet at the top of distiller, and bottom is provided with an inlet and a liquid outlet, the gas outlet at top
Charging aperture with extract storage box is connected, the inlet of distiller is connected with the liquid outlet of the 4th suction pump, and distiller goes out
Liquid mouthful is connected with the inlet of the inlet of cistern, and the inside of described distiller is provided with electrically heated rod and TEMP
Device.
Preferably, the 6th suction pump is installed between the liquid outlet of described distiller and the inlet of cistern, and
The 5th stop valve is installed between the inlet and the liquid outlet of distiller of the 6th suction pump.
Preferably, the second condensation is installed between described distiller gas outlet and the charging aperture of extract storage box
Device.
Preferably, described impurity fractionator and the periphery of distiller are enclosed with one layer of heat preservation cotton.
Preferably, extractant used selects kerosene.
Compared with prior art, the beneficial effects of the invention are as follows：Structure is simpler, easy to maintenance, by immiscible with water
Extractant the organic matter of sewage middle and high concentration is extracted, without other impurity, and utilize organic matter and extractant
Different boiling points are fractionated, so as to realize the recycling of extractant.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
In figure：1- sewage storage pools；The suction pumps of 11- first；2- is aerated settling pit；21- sand grooves；22- air pumps；23- inhales
Husky pump；The suction pumps of 24- second；25- Rose Boxes；251- screen packs；26- microporous filter screens；3- abstraction pools；The inlets of 31- first；
The inlets of 32- second；33- liquid outlets；The suction pumps of 34- the 4th；The stop valves of 35- second；36- suction funnels；37- the 5th draws water
Pump；The stop valves of 38- the 3rd；39- motors；310- stirring rod；4- cisterns；5- extract storage boxes；The suction pumps of 51- the 3rd；52-
First stop valve；6- impurity storage boxes；7- impurity fractionators；The stop valves of 71- the 4th；The condensers of 72- first；8- distillers；81-
6th suction pump；The stop valves of 82- the 5th；The condensers of 83- second.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in embodiments of the invention is carried out it is clear,
It is fully described by, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
As shown in figure 1, a kind of cyclic processing device of high concentrated organic wastewater of the invention, with the first suction pump 11 by dirt
The delivery port of the bottom of water storage pool 1 is connected with the water inlet of aeration settling pit 2 bottom, and the sewage in sewage storage pool 1 is pumped
To aeration settling pit 2.Be aerated settling pit 2 internal structure be：Bottom is provided with a sand groove 21 for inverted trapezoidal, pushes up
Portion is provided with an air pump 22, and the tracheae being connected with the air pump 22 extends bottom of pond.One is also installed at the top of aeration settling pit 2
Sand suction pump 23, the import of sand suction pump 23 is connected with a sand tube, and the other end of sand tube is extended in sand groove 21, by air pump 22 to
Aeration in aeration settling pit 2 so that sedimentation is in sand groove 21.At the same time, sand suction pump 23 suck out be not only
Silt, also includes not processed sewage, if discharged like this, it is likely that environment can be polluted, so husky inhaling
The liquid outlet of pump 23 is connected with the inlet at a top of Rose Box 25, and screen pack 251 is provided with inside the Rose Box 25, and
The liquid outlet for being arranged on bottom is connected with sewage storage pool 1, such sand suction pump 23 suction out impurity by Rose Box 25 filtering
Afterwards, sludge stays in the inside of Rose Box 25, and not processed sewage is then returned in sewage storage pool 1.
The second suction pump 24 is laid in aeration settling pit 2, the liquid outlet of the second suction pump 24 passes through pipeline and is arranged on
The sidepiece of abstraction pool 3 is connected by pushing up the second inlet 32 of position, in order to ensure to be pumped into abstraction pool 3 from aeration settling pit 2
Sewage in do not contain tiny silt, aeration settling pit 2 in center section one microporous filter screen 26, and second are installed
Suction pump 24 is arranged on the top of microporous filter screen 26.The bottom of abstraction pool 3 is provided with the first inlet 31, extract storage box
5 liquid outlet is connected with the 3rd suction pump 51, and the liquid outlet of the 3rd suction pump 51 be connected with the first inlet 31, and
Middle part is provided with the first stop valve 52, and sewage puts into from the top down, and extractant is pressed into from the bottom up so that extractant and dirt
Water increases from the time for touching separation, and effect of extracting is improved.Extractant in the present embodiment selects kerosene, because kerosene can
Extractant as organic matter extraction, and it is incompatible with water.
The top of abstraction pool 3 is provided with a suction funnel 36, and bottom is provided with liquid outlet 33, for extraction agent coal
The water that oil and extraction terminate.Liquid outlet 33 is connected with the inlet of the 4th suction pump 34, in the suction pump 34 of liquid outlet 33 and the 4th
Inlet between be also equipped with the second stop valve 35, with the 4th suction pump 34 will extract complete water pump to cistern 4,
Though kerosene and the immiscible solution of water, more or less in water or can retain some kerosene, so in the 4th suction pump 34
Liquid outlet and the inlet of cistern 4 between be also equipped with a distiller 8.
The top of distiller 8 is provided with gas outlet, bottom is provided with an inlet and a liquid outlet, top
Gas outlet is connected with the charging aperture of extract storage box 5, and the inlet of distiller 8 is connected with the liquid outlet of the 4th suction pump 34,
The liquid outlet of distiller 8 is connected with the inlet of the inlet of cistern 4, and the inside of distiller 8 is provided with electrically heated rod and temperature
Degree sensor, this is to make use of kerosene different from the boiling temperature of water, makes kerosene from water by heating, is reused, while
Second condenser 83 is installed between the charging aperture of the gas outlet of distiller 8 and extract storage box 5, kerosene gas is changed into
Liquid.6th suction pump 81, and the 6th suction pump 81 are installed between the liquid outlet of distiller 8 and the inlet of cistern 4
Inlet and the liquid outlet of distiller 8 between the 5th stop valve 82 is installed.
Suction funnel 36 installed in the top of abstraction pool 3 is connected with the inlet of the 5th suction pump 37, the 5th suction pump 37
Liquid outlet be connected with impurity storage box 6；The 3rd section is also equipped between the liquid outlet and impurity storage box 6 of the 5th suction pump 37
Only valve 38, in order to extract kerosene can be reused, using the kerosene principle different from organic matter boiling point, by heat come
Organic matter is set to be separated from kerosene, so, an impurity is also equipped between the 3rd stop valve 38 and impurity storage box 6
Fractionator 7, the inlet of the impurity fractionator 7 is connected with the 3rd stop valve 38, and the gas outlet and impurity for being arranged on top store
The inlet of case 6 is connected, and the liquid outlet of bottom is connected with the inlet of extract storage box 5 and is provided with the 4th section in stage casing
Only valve 71, electrically heated rod and temperature sensor are provided with inside described impurity fractionator 7.Simultaneously on the top of impurity fractionator 7
First condenser 72 is installed between gas outlet and impurity storage box 6.
In abstraction pool 3, in order to make kerosene be fully contacted with sewage, an electricity is installed at the top of abstraction pool 3
Machine 39, the output shaft of the motor 39 puts in the inside of abstraction pool 3, and many stirring rod 310 are provided with the output shaft, leads to
Cross stirring-up sewage so that kerosene can be fully contacted therewith.
In order to realize the purpose of energy-conservation, impurity fractionator 7 and the peripheral of distiller 8 are enclosed with one layer of heat preservation cotton.
Operation principle：Sewage in sewage storage pool 1 is pumped into aeration settling pit 2 through the first suction pump 11 and is aerated
Desilting, the husky water that sand suction pump 23 is suctioned out is by after the filtering of Rose Box 25, sand is deposited in Rose Box 25, and untreated sewage is sent
Into sewage storage pool 1, pumped by the second suction pump 24 by the sewage after aeration desilting, filtering is carried out into abstraction pool 3
Extraction, extract from the first inlet 31 of bottom be pressed into abstraction pool 3 when, starter motor 39 is stirred with stirring rod 310, is made
Can be fully contacted, the kerosene after extraction swim in the water surface top, start the 5th suction pump 37 kerosene is pumped to impurity
It is fractionated in fractionator 7, impurity is sent into impurity storage box 6, and kerosene is delivered in extract storage box 5, through the extraction of excessive wheel
Take, water is pumped into distiller 8 from liquid outlet 33, the micro kerosene of remaining is distilled and delivers to extract storage box 5
In, water is then pumped standby into cistern 4.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (11)
1. a kind of cyclic processing device of high concentrated organic wastewater, it is characterised in that：Including sewage storage pool（1）, aeration desilting
Pond（2）, abstraction pool（3）, cistern（4）, extract storage box（5）；
Described sewage storage pool（1）Bottom delivery port with aeration settling pit（2）The water inlet of bottom is connected, its connecting tube
First suction pump is installed in road（11）, the aeration settling pit（2）Bottom be provided with a sand groove for inverted trapezoidal（21）,
Top is provided with an air pump（22）, the air pump（22）Gas outlet extend bottom of pond, aeration settling pit（2）Top also pacify
Fill a sand suction pump（23）, the sand suction pump（23）Import be connected with a sand tube, the other end of sand tube extends sand groove
（21）It is interior；
Described abstraction pool（3）Bottom be provided with the first inlet（31）, sidepiece by top position be provided with the second inlet
（32）, in described aeration settling pit（2）The second suction pump of interior placement（24）, second suction pump（24）Liquid outlet pass through
Pipeline and the second inlet（32）It is connected, described extract storage box（5）Liquid outlet be connected with the 3rd suction pump（51）, institute
The 3rd suction pump stated（51）Liquid outlet and the first inlet（31）It is connected, and the first stop valve is installed in middle part
（52）；
Described abstraction pool（3）Bottom be provided with liquid outlet（33）, described liquid outlet（33）With the 4th suction pump（34）'s
Inlet is connected, the 4th described suction pump（34）Liquid outlet and cistern（4）Inlet be connected；In described liquid outlet
（33）With the 4th suction pump（34）Inlet between be also equipped with the second stop valve（35）；
Described abstraction pool（3）Top one suction funnel is installed（36）, described suction funnel（36）Drawn water with the 5th
Pump（37）Inlet be connected, the 5th suction pump（37）Liquid outlet and impurity storage box（6）It is connected；Described the 5th takes out
Water pump（37）Liquid outlet and impurity storage box（6）Between be also equipped with the 3rd stop valve（38）.
2. the cyclic processing device of a kind of high concentrated organic wastewater according to claim 1, it is characterised in that：Described
3rd stop valve（38）With impurity storage box（6）Between be also equipped with an impurity fractionator（7）, described impurity fractionator
（7）Inlet and the 3rd stop valve（38）It is connected, is arranged on gas outlet and the impurity storage box on top（6）Inlet phase
Even, the liquid outlet of bottom and extract storage box（5）Inlet be connected and the 4th stop valve is installed in stage casing（71）, institute
The impurity fractionator stated（7）Inside is provided with electrically heated rod and temperature sensor.
3. the cyclic processing device of a kind of high concentrated organic wastewater according to claim 2, it is characterised in that：Described
Impurity fractionator（7）Top gas outlet and impurity storage box（6）Between the first condenser is installed（72）.
4. the cyclic processing device of a kind of high concentrated organic wastewater according to claim 1, it is characterised in that：Described suction
Husky pump（23）Liquid outlet and a Rose Box（25）The inlet at top is connected, described Rose Box（25）Inside was provided with
Filter screen（251）, and it is arranged on the liquid outlet and sewage storage pool of bottom（1）Connection.
5. the cyclic processing device of a kind of high concentrated organic wastewater according to claim 1, it is characterised in that：Described
Aeration settling pit（2）Interior center section is provided with a microporous filter screen（26）, and the second suction pump（24）Installed in micropore mistake
Filter screen（26）Top.
6. the cyclic processing device of a kind of high concentrated organic wastewater according to claim 1, it is characterised in that：Described
Abstraction pool（3）Top one motor is installed（39）, the motor（39）Output shaft put in abstraction pool（3）Inside, and
Many stirring rod are installed on the output shaft（310）.
7. the cyclic processing device of a kind of high concentrated organic wastewater according to claim 1, it is characterised in that：Described
4th suction pump（34）Liquid outlet and cistern（4）Inlet between be also equipped with a distiller（8）, in distiller
（8）Top be provided with gas outlet, bottom is provided with an inlet and a liquid outlet, the gas outlet at top and extract
Storage box（5）Charging aperture be connected, distiller（8）Inlet and the 4th suction pump（34）Liquid outlet be connected, distiller（8）
Liquid outlet and cistern（4）The inlet of inlet be connected, described distiller（8）Inside be provided with electrically heated rod and
Temperature sensor.
8. the cyclic processing device of a kind of high concentrated organic wastewater according to claim 7, it is characterised in that：Described
Distiller（8）Liquid outlet and cistern（4）Inlet between the 6th suction pump is installed（81）, and the 6th suction pump（81）
Inlet and distiller（8）Liquid outlet between the 5th stop valve is installed（82）.
9. the cyclic processing device of a kind of high concentrated organic wastewater according to claim 7, it is characterised in that：Described
Distiller（8）Gas outlet and extract storage box（5）Charging aperture between the second condenser is installed（83）.
10. the cyclic processing device of a kind of high concentrated organic wastewater according to claim 2 or 7, it is characterised in that：It is described
Impurity fractionator（7）And distiller（8）Periphery be enclosed with one layer of heat preservation cotton.
A kind of 11. cyclic processing devices of high concentrated organic wastewater according to claim 1, it is characterised in that：Used
Extractant selects kerosene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710109335.0A CN106904778A (en) | 2017-02-27 | 2017-02-27 | A kind of cyclic processing device of high concentrated organic wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710109335.0A CN106904778A (en) | 2017-02-27 | 2017-02-27 | A kind of cyclic processing device of high concentrated organic wastewater |
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| Publication Number | Publication Date |
|---|---|
| CN106904778A true CN106904778A (en) | 2017-06-30 |
Family
ID=59209347
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710109335.0A Pending CN106904778A (en) | 2017-02-27 | 2017-02-27 | A kind of cyclic processing device of high concentrated organic wastewater |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107715513A (en) * | 2017-11-20 | 2018-02-23 | 叶子毓 | A kind of aerated grit chamber and its application method for sewage disposal |
| CN113877244A (en) * | 2021-12-08 | 2022-01-04 | 东营威联化学有限公司 | Aromatic hydrocarbon extraction device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19510063A1 (en) * | 1995-03-20 | 1996-09-26 | Bayer Antwerpen Nv | Purifying process waste water contg. phenolic contaminants |
| CN105073217A (en) * | 2013-01-28 | 2015-11-18 | 索利克斯水有限公司 | Methods and systems for water recovery |
-
2017
- 2017-02-27 CN CN201710109335.0A patent/CN106904778A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19510063A1 (en) * | 1995-03-20 | 1996-09-26 | Bayer Antwerpen Nv | Purifying process waste water contg. phenolic contaminants |
| CN105073217A (en) * | 2013-01-28 | 2015-11-18 | 索利克斯水有限公司 | Methods and systems for water recovery |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107715513A (en) * | 2017-11-20 | 2018-02-23 | 叶子毓 | A kind of aerated grit chamber and its application method for sewage disposal |
| CN113877244A (en) * | 2021-12-08 | 2022-01-04 | 东营威联化学有限公司 | Aromatic hydrocarbon extraction device |
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