CN103432771B - Automatic dehydration apparatus and method for waste oil - Google Patents
Automatic dehydration apparatus and method for waste oil Download PDFInfo
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- CN103432771B CN103432771B CN201310294446.5A CN201310294446A CN103432771B CN 103432771 B CN103432771 B CN 103432771B CN 201310294446 A CN201310294446 A CN 201310294446A CN 103432771 B CN103432771 B CN 103432771B
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Abstract
The invention discloses an automatic dehydration apparatus and method for waste oil. According to the invention, a third solenoid valve and a second oil pump are arranged on an oil-conveying pipe located between a dehydration tank and a dehydrated waste oil storage tank, a first solenoid valve and a first oil pump are arranged on an oil-conveying pipe located between the dehydration tank and a raw waste oil storage tank, and the solenoid valves and the oil pumps are all connected with an embedded controller; when the first solenoid valve is opened and the first oil pump works, waste oil in the raw waste oil storage tank is injected into the dehydration tank, and the waste oil downwardly spirals to a throttle valve at a lower part along the inner surface of the wall of the raw waste oil storage tank through a bent oil pipe in an angle of 360 DEG, flows out through the throttle valve and is then injected into the dehydration tank at different angles through a plurality of through holes; after deposition of the raw waste oil in the dehydration tank for a period of time, an oil level detector is used to detect an interface. With the apparatus and method provided by the invention, a distance between an oil level and a water level is strictly controlled, an oil-water mixed layer maintains certain thickness all the time, artificial intervention is not needed, and automatic dehydration is realized.
Description
Technical field
The present invention relates to a kind of waste oil treatment facility, particularly relate to a kind of waste oil automatic dewatering unit and control method.
Background technology
Containing a large amount of calorific values in waste oil waste oil, fuel can produce a large amount of heats as an alternative.Waste oil waste oil is converted into fuel, not only can effective economize energy, and effectively can reduce environmental pollution.But waste oil water content is high, up to more than 40 percent, must could fuel as an alternative after dehydration.And oilcan dehydration all adopts manual operation at present, cannot strictly control the separation of profit, the oil content in draining is higher, and this not only causes the waste of oil product, also pollutes environment.
Chinese Patent Application No. is 03117169.9, name is called that the patent document of " a kind of automatic control float valve oily-water seperating equipment " discloses a kind of oily-water seperating equipment, by buoyancy device or ball float, water-pressure sealed plug and discharge outlet form automatic control float valve, oily waste water enters from the top of device, ball float is by the change of water inlet position in device, the control that fluctuates pulls water-pressure sealed plug to move up and down, the size that automatic adjustment discharge outlet is opened or closed, isolated water is discharged from bottom of device, isolated waste oil floating account is in device, when isolated oil slick deposit collection reach fuel outlet valve height time, release waste oil from fuel outlet valve to reclaim, realize dingus, the Non-energy-consumption automatic control separating treatment of large wastewater flow rate.But this oily-water seperating equipment exists following shortcoming: the first, oily waste water directly enters from device top, and powerful impulsive force makes the emulsification of oily water serious, has also thickeied oil water surface simultaneously, thus has increased the difficulty of follow-up water-oil separating; The second, this bottom of device does not remove the gred facility, and in oil tank, the greasy filth of long-term precipitation, bits can not be got rid of in time, affect the operation of whole device; 3rd, this oily-water seperating equipment does not have instrument corollary equipment, and construction machine is simple, ball float surface use half a year after oil reservoir too many, add ball float weight, cannot tracking and monitoring, reliable working operation is poor.
Summary of the invention
The object of the invention is the weak point in order to overcome background technology, there is provided a kind of and reduce costs, economize energy, minimizing environmental pollution, waste oil automatic dewatering unit that operational reliability is high, the present invention also provides the automatic dehydration method of this waste oil automatic dewatering unit simultaneously, profit layering can be detected fast, utilize oil pump etc. to realize waste oil automatic dehydration.
For achieving the above object, the technical scheme that waste oil automatic dewatering unit of the present invention adopts is: comprise drain sump, former waste oil holding vessel and dehydration waste oil holding vessel, drain sump tank deck connects dehydration waste oil holding vessel by petroleum pipeline, petroleum pipeline between drain sump and dehydration waste oil holding vessel arranges the 3rd magnetic valve and the second oil pump, drain sump tank skin outer surface has oil-in, oil-in connects former waste oil holding vessel by petroleum pipeline, the petroleum pipeline between drain sump and former waste oil holding vessel is arranged the first magnetic valve and the first oil pump; Be positioned at drain sump inside and have flexure type oil pipe, flexure type oil pipe becomes 360 scales to revolve along drain sump inner wall surface, and flexure type oil pipe upper end connects oil-in, lower end connects choke valve, and flexure type oil pipe is provided with several through holes towards different directions; After precipitation, upper strata oil reservoir, middle profit mixed layer and lower aqueous layer is formed at the former waste oil in drain sump, two oil level detection meters are had fixedly to be located at a and b place on drain sump inwall, a place is positioned at the interface place of oil reservoir and oil mixing with water layer, b place is positioned at the interface place of oil mixing with water layer and water layer, and two oil level detection meters are electrically connected respectively with the embedded controller being positioned at drain sump 1 outside; Have slag-drip opening immediately below at the bottom of drain sump tank, slag-drip opening place arranges hand-operated valve, connects greasy filth tank immediately below slag-drip opening, and slag-drip opening side arranges discharge outlet, and discharge outlet place arranges the second magnetic valve; Each magnetic valve is all connected embedded controller with each oil pump.
The technical scheme that the automatic dehydration method of waste oil automatic dewatering unit of the present invention adopts is: according to the following steps: A, embedded controller controls first magnetic valve are opened and the first operation of oil pump, waste oil in former waste oil holding vessel injects drain sump, become 360 degree of choke valves spiraled to lower end to flow out by flexure type oil pipe downwards along tank skin inner surface, and be that different angles are ejected in drain sump by some through holes; B, when original place ditch oil liquid level reaches liquid level c place on oil reservoir, close the first magnetic valve and the first oil pump, former waste oil through precipitation after a while, detects interface by oil level detection meter in drain sump; C, when oil level detection meter detects oil reservoir liquid level lower than a place, embedded controller sends signal and opens the first magnetic valve, the first oil pump and the 3rd magnetic valve, the second oil pump, dehydration waste oil is extracted in dehydration waste oil holding vessel through the second oil pump and stores, when oil level detection meter detects that oil reservoir liquid level reaches a place, close the first magnetic valve, the first oil pump and the 3rd magnetic valve, the second oil pump; The oil level detection meter at b place detects the interface of oil mixing with water layer and water layer, when water layer liquid level being detected more than b, open the second magnetic valve and the first magnetic valve, the first oil pump, unnecessary water is discharged from discharge outlet, when detecting water layer and falling back to b place, close the second magnetic valve and the first magnetic valve, the first oil pump, realize automatic dehydration.
The present invention is compared with existing Method and Technology, and tool has the following advantages:
1, the present invention strictly can control the distance between oil reservoir and water layer, make the thickness that oil mixing with water layer remains certain all the time, in conjunction with the application of detection control device, dehydration is made to reach the object of automation, do not need manual intervention, structure be simple, stable work in work, safe and reliable, can long period automatic dehydration.
2, the present invention produces emulsification at utmost reduce oily water, improve oil-water separation, oil inlet pipe adopts 360 degree of revolutions to spiral metal tube, and has bored some through holes at whole full circle swinging pipeline inner ring surface, carries out rotating ring around being cushioned when allowing waste oil come in.
3, the present invention adds detection technique and embedded Control, breaks away from mechanical dehydration device, and it is highly sensitive, failure rate is low, dehydrating effect are good.
4, the present invention holds and adopts funnel structure under tank, and without the need to installing scraper, greasy filth, the dregs of fat and suspended solid natural sedimentation, near the slag-drip opening of tank body lower part, facilitate deslagging and cleaning, are beneficial to the continual and steady work of dewater unit.
5, automatic dewatering unit structure of the present invention has the features such as advantages of simple, good leak tightness, installation and repairing convenience, and compared with the tank body that tank body and tradition adopt Flange joint to form, tank structure is simple and practical, good leak tightness.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of waste oil automatic dewatering unit of the present invention;
Fig. 2 is drain sump 1 internal structure and outside connection enlarged diagram in Fig. 1;
Fig. 3 is the circuit structure block diagram of Fig. 1;
Fig. 4 is the automatic dehydration method flow diagram of Fig. 1 shown device.
The sequence number of each parts and title in accompanying drawing: 1. drain sump; 2. oil-in; 3. the first magnetic valve; 4. right-angled trapezium strut angle; 5. hand-operated valve; 6. the second magnetic valve; 7. slag-drip opening; 8. choke valve; 9. aperture; 10. flexure type oil pipe; 11. oil level detection meters; 12. the 3rd magnetic valves; 13. dehydrated oil fuel sucking pipes; 14. discharge outlet; 15. oil reservoirs; 16. oil mixing with water layers; 17. water layers; 18. former waste oil holding vessels; 19. dehydration waste oil holding vessels; 20. greasy filth tanks; 21. quadrate support framves; 22. embedded controllers; 23. first oil pumps; 24. second oil pumps; 25. petroleum pipelines; 26. flanges; 27. retainer rings.
Detailed description of the invention
See Fig. 1, the present invention includes drain sump 1, former waste oil holding vessel 18, dehydration waste oil holding vessel 19, these four tank bodies of greasy filth tank 20.Wherein, drain sump 1 is the integral type tank body formed by seamless welding by three at the bottom of tank deck, tank skin, tank, and tank deck adopts self-support type spherical shell vault construction with ribbing, and its bearing capacity is good, conducts oneself with dignity lighter.The tank deck of drain sump 1 is provided with oil-out, it is inner that drain sump 1 is stretched into by the oil-out of drain sump 1 tank deck in dehydrated oil fuel sucking pipe 13 one end, dehydrated oil fuel sucking pipe 13 other end is stretched out outside drain sump 1 and is connected by flange 26 with petroleum pipeline 25 one end, petroleum pipeline 25 other end connects dehydration waste oil holding vessel 19, and the petroleum pipeline 25 between drain sump 1 and dehydration waste oil holding vessel 19 arranges the 3rd magnetic valve 12 and the second oil pump 24.Have oil-in 2 at the tank skin outer surface of drain sump 1, oil-in 2 connects former waste oil holding vessel 18 by another root petroleum pipeline 25, another root petroleum pipeline 25 between drain sump 1 and former waste oil holding vessel 18 is arranged the first magnetic valve 3 and the first oil pump 23.
Again see Fig. 2, be positioned at the flexure type oil pipe 10 of drain sump 1 inside in rotary disk coil shape, 360 scales are become to revolve along drain sump 1 inner wall surface, the upper end of flexure type oil pipe 10 connects oil-in 2, the lower end of flexure type oil pipe 10 and choke valve 8 are threaded connection at drain sump 1 inner, untreated waste oil can be made to cushion and to enter drain sump 1, and effectively reduce the emulsification of waste oil.The flexure type oil pipe 10 spiraled of drain sump 1 inside has several through holes 9, and the opening of each through hole 9 is towards different directions, waste oil is out made from through hole 9 to be that different angles are ejected in drain sump 1, because the current of different angles clash into mutually, some little elaioleucites are allowed to be condensed into large elaioleucite because of shock, the speed of water-oil separating can be accelerated, improve oil-water separation.
The every two panels of right-angled trapezium strut angle 4 for fixing drain sump 1 is a pair, the four pairs of strut angles 4 along the circular direction uniform welding of drain sump 1 outer wall at the tank skin outer surface of drain sump 1, drain sump 1 with right-angled trapezium strut angle 4 is fixedly mounted on quadrate support frame 21, reaches the effect of fixing drain sump 1.
Have slag-drip opening 7 immediately below at the bottom of the tank of drain sump 1, slag-drip opening 7 place arranges hand-operated valve 5, connects greasy filth tank 20 immediately below slag-drip opening 7.Divide at the pot bottom of drain sump 1, be positioned at slag-drip opening 7 side and arrange discharge outlet 14, discharge outlet 14 place arranges the second magnetic valve 6.The pot bottom of drain sump 1 divides employing conical hopper structure, the cone at 30 ° of inclinations angle is become with horizontal plane, make greasy filth, the dregs of fat and suspended solid natural sedimentation slag-drip opening 7 near, can regularly open hand-operated valve 5, facilitate deslagging and cleaning, and without the need to artificial specially cleaning, deslagging, be beneficial to the continual and steady work of drain sump 1.
Former waste oil is in drain sump 1 after precipitation after a while, and because oil is different from the proportion of water, oil product swims in upper strata, and depositing in water drops to lower floor, forms layering, the oil reservoir 15 on upper strata, the oil mixing with water layer 16 of centre and the water layer 17 of lower floor.
Be located in oil mixing with water layer 16 at the flexure type oil pipe 10 spiraled of drain sump 1 inside, the oil-in 2 that the tank skin outer surface of drain sump 1 has is located at oil mixing with water layer 16 top in drain sump 1, and choke valve 8 is in oil mixing with water layer 16 bottom.
Tank interior is located at by oil level detection meter 11, two oil level detection meters 11 are had to be fixed on a and the b place on drain sump 1 inwall respectively by respective retainer ring 27, a place is positioned at the interface place of oil reservoir 15 and oil mixing with water layer 16, and b place is positioned at the interface place of oil mixing with water layer 16 and water layer 17.Two oil level detection meters 11 are electrically connected with the embedded controller 22 being positioned at drain sump 1 outside respectively by wire.
See the circuit structure block diagram of Fig. 3, embedded controller 22 is for core design with cpu chip EFM32TG840F32, also comprise the direct current regulation circuit, solenoid valve control circuit, liquid level detection circuit etc. that connect cpu chip EFM32TG840F32 respectively, EFM32TG840F32 is connected with each circuit, for controlling each circuit, the signal that each circuit transmits is processed.First oil pump 23 is all connected embedded controller 22 with the second oil pump 24, direct current regulation circuit, first oil pump 23 of embedded controller 22 are connected commercial power respectively with the second oil pump 24, first magnetic valve 3, second magnetic valve 6, the 3rd magnetic valve 12 be connected electromagnetic valve control circuit all, and two oil level detection meters 11 connect liquid level detection circuit.The interfacial liquid level signal of the interface of the oil reservoir 15 detected and oil mixing with water layer 16, oil mixing with water layer 16 and water layer 17 is delivered to cpu chip EFM32TG840F32 process by two oil level detection meters 11 respectively, the operating mechanism of whole device is controlled the opening and closing of the first magnetic valve 3, second magnetic valve 6, the 3rd magnetic valve 12, first oil pump 23, second oil pump 24 according to the detection signal of oil level detection meter 11 by embedded controller 22, reach the effect of automatic dehydration.
See Fig. 1, Fig. 2, Fig. 3 and Fig. 4, during waste oil automatic dewatering unit work of the present invention, control the first magnetic valve 3 by embedded controller 22 to open and work with the first oil pump 23, former waste oil holding vessel 18 li of untreated waste oils are injected into drain sump 1 by petroleum pipeline 25, in drain sump 1, former waste oil becomes 360 degree of choke valves 8 spiraled to lower end to flow out by the flexure type oil pipe 10 of rotary disk coil shape downwards along tank skin inner surface.Some through holes 9 on flexure type oil pipe 10 allow former waste oil be that different angles are ejected in drain sump 1, because the current of different angles clash into mutually, allow some little elaioleucites be condensed into large elaioleucite because of shock, the speed of water-oil separating can be accelerated, improve oil-water separation.When original place ditch oil liquid level reaches liquid level c place on oil reservoir 15, close the first magnetic valve 3 and the first oil pump 23.Former waste oil after precipitation after a while, forms the layering of oil reservoir 15, oil mixing with water layer 16, water layer 17 in drain sump 1.Be arranged on a place, the oil level detection meter 11 at b place detects oil reservoir 15 respectively and the interfacial position of oil mixing with water layer 16, water layer 17 and oil mixing with water layer 16, the EFM32TG840F32 inputted by detection signal in embedded controller 22 carries out Treatment Analysis.The oil level detection meter 11 at a place detects the interface of oil reservoir 15 oil mixing with water layer 16, when detect oil reservoir 15 liquid level lower than a point, water layer 17 liquid level higher than b point time, embedded controller 22 sends that signal is undertaken pumping by solenoid valve control circuit Controlling solenoid valve and oil pump, draining.Its specific implementation process is: when oil reservoir 15 liquid level is lower than a, embedded controller 22 sends signal and opens the first magnetic valve 3, first oil pump 23 and the 3rd magnetic valve 12, second oil pump 24, and dehydration waste oil is extracted in dehydration waste oil holding vessel 19 through the second oil pump 24 and stores.When detecting that oil reservoir 15 liquid level reaches a place, close the first magnetic valve 3, first oil pump 23 and the 3rd magnetic valve 12, second oil pump 24; The oil level detection meter 11 of position, b place detects the interface of oil mixing with water layer 16 and water layer 17, when water layer 17 liquid level is more than b, open the second magnetic valve 6 and the first magnetic valve 3, first oil pump 23, the discharge outlet 14 of unnecessary water from the right bottom of drain sump 1 is discharged, when water layer 17 falls back to b place, close the second magnetic valve 6 and the first magnetic valve 3, first oil pump 23, realize waste oil automatic dehydration.This waste oil automatic dewatering unit, through stable operation after a while, can open hand-operated valve 5, carries out deslagging and cleaning operation.Simple and reasonable, control method is ingenious, reliable continuously, achieve automation dehydration object.
Claims (5)
1. a waste oil automatic dewatering unit, comprise drain sump (1), former waste oil holding vessel (18) and dehydration waste oil holding vessel (19), it is characterized in that: drain sump (1) tank deck connects dehydration waste oil holding vessel (19) by petroleum pipeline, petroleum pipeline between drain sump (1) and dehydration waste oil holding vessel (19) arranges the 3rd magnetic valve (12) and the second oil pump (24), drain sump (1) tank skin outer surface has oil-in (2), oil-in (2) connects former waste oil holding vessel (18) by petroleum pipeline, petroleum pipeline between drain sump (1) and former waste oil holding vessel (18) is arranged the first magnetic valve (3) and the first oil pump (23), be positioned at drain sump (1) inside and have flexure type oil pipe (10), flexure type oil pipe (10) becomes 360 scales to revolve along drain sump (1) inner wall surface, flexure type oil pipe (10) upper end connects oil-in (2), lower end connects choke valve (8), and flexure type oil pipe (10) is provided with several through holes towards different directions (9), after precipitation, upper strata oil reservoir (15), middle profit mixed layer (16) and lower aqueous layer (17) is formed at the former waste oil in drain sump (1), two oil level detection meters (11) are had fixedly to be located at a and b place on drain sump 1 inwall, a place is positioned at the interface place of oil reservoir (15) and oil mixing with water layer (16), b place is positioned at the interface place of oil mixing with water layer (16) and water layer (17), and two oil level detection meters (11) are electrically connected respectively with the embedded controller (22) being positioned at drain sump (1) outside, slag-drip opening (7) is had immediately below at the bottom of drain sump (1) tank, slag-drip opening (7) place arranges hand-operated valve (5), connect greasy filth tank (20) immediately below slag-drip opening (7), slag-drip opening (7) side arranges discharge outlet (14), and discharge outlet (14) place arranges the second magnetic valve (6), each magnetic valve and each oil pump are all connected embedded controller (22).
2. a kind of waste oil automatic dewatering unit according to claim 1, it is characterized in that: embedded controller (22) comprises cpu chip, direct current regulation circuit, solenoid valve control circuit, liquid level detection circuit connects cpu chip respectively, first, second oil pump (23, 24) embedded controller (22) is all connected, embedded controller (22), first, second oil pump (23, 24) commercial power is connected respectively, first, second, 3rd magnetic valve (3, 6, 12) equal connected electromagnetic valve control circuit, two oil level detection meters (11) connect liquid level detection circuit.
3. a kind of waste oil automatic dewatering unit according to claim 1, is characterized in that: it is the cone becoming 30 ° of inclinations angle with horizontal plane that the pot bottom of drain sump (1) divides.
4. an automatic dehydration method for waste oil automatic dewatering unit as claimed in claim 1, is characterized in that according to the following steps:
A, embedded controller (22) control the first magnetic valve (3) and open and work with the first oil pump (23), the waste oil that former waste oil holding vessel (18) is inner injects drain sump (1), become 360 degree of choke valves (8) spiraled to lower end to flow out by flexure type oil pipe (10) downwards along tank skin inner surface, and be ejected in drain sump (1) by some through holes (9) in different angles;
B, when original place ditch oil liquid level reaches the upper liquid level c place of oil reservoir (15), close the first magnetic valve (3) and the first oil pump (23), former waste oil in drain sump (1) through precipitation after a while, by oil level detection meter (11) detection interface;
C, when oil level detection meter (11) detects oil reservoir (15) liquid level lower than a place, embedded controller (22) sends signal and opens the first, the 3rd magnetic valve (3,12), first, second oil pump (23,24), dehydration waste oil is extracted in dehydration waste oil holding vessel (19) through the second oil pump (24) and stores, when oil level detection meter (11) detects that oil reservoir (15) liquid level reaches a place, close the first, the 3rd magnetic valve (3,12), first, second oil pump (23,24); The oil level detection meter (11) at b place detects the interface of oil mixing with water layer (16) and water layer (17), when water layer (17) liquid level being detected more than b, open first, second magnetic valve (3,6) and the first oil pump (23), unnecessary water is discharged from discharge outlet (14), when detecting water layer (17) and falling back to b place, close first, second magnetic valve (3,6) and the first oil pump (23), realize automatic dehydration.
5. automatic dehydration method according to claim 4, is characterized in that: in step C after automatic dehydration a period of time, opens hand-operated valve (5) deslagging and cleaning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310294446.5A CN103432771B (en) | 2013-07-15 | 2013-07-15 | Automatic dehydration apparatus and method for waste oil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310294446.5A CN103432771B (en) | 2013-07-15 | 2013-07-15 | Automatic dehydration apparatus and method for waste oil |
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| CN103432771A CN103432771A (en) | 2013-12-11 |
| CN103432771B true CN103432771B (en) | 2015-03-04 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105670680A (en) * | 2016-01-19 | 2016-06-15 | 浙江海洋学院 | Crude oil dewatering system |
| CN106809545A (en) * | 2016-05-24 | 2017-06-09 | 衢州锐思机械科技有限公司 | It is provided with the oil storage tank of profit mechanism for identifying |
| CN109381895A (en) * | 2017-08-09 | 2019-02-26 | 上海轻叶工程科技有限公司 | Automatic water-stopping device |
| CN107935115A (en) * | 2017-12-25 | 2018-04-20 | 广州市恒尚诚环保科技有限公司 | Gutter oil recycling machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102600642A (en) * | 2012-03-21 | 2012-07-25 | 泉州市泉港迅达石化设备安装有限公司 | Efficient three-liquid level oil-water automatic separation equipment |
| CN202509066U (en) * | 2011-12-31 | 2012-10-31 | 王荣昌 | Swill-cooked dirty oil disposer |
| CN103159362A (en) * | 2012-12-27 | 2013-06-19 | 周鼎力 | Three-phase separation and waste water purification standard treatment device of kitchen waste including 'waste oil' and solid waste and kitchen waste water |
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2013
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202509066U (en) * | 2011-12-31 | 2012-10-31 | 王荣昌 | Swill-cooked dirty oil disposer |
| CN102600642A (en) * | 2012-03-21 | 2012-07-25 | 泉州市泉港迅达石化设备安装有限公司 | Efficient three-liquid level oil-water automatic separation equipment |
| CN103159362A (en) * | 2012-12-27 | 2013-06-19 | 周鼎力 | Three-phase separation and waste water purification standard treatment device of kitchen waste including 'waste oil' and solid waste and kitchen waste water |
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