CN203360340U - System for automatically recycling acetic acid from waste ceramic leaching liquid - Google Patents
System for automatically recycling acetic acid from waste ceramic leaching liquid Download PDFInfo
- Publication number
- CN203360340U CN203360340U CN 201320375231 CN201320375231U CN203360340U CN 203360340 U CN203360340 U CN 203360340U CN 201320375231 CN201320375231 CN 201320375231 CN 201320375231 U CN201320375231 U CN 201320375231U CN 203360340 U CN203360340 U CN 203360340U
- Authority
- CN
- China
- Prior art keywords
- acetic acid
- liquid
- storage tank
- main frame
- pure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The utility model discloses a system for automatically recycling acetic acid from waste ceramic leaching liquid. Liquid level sensors and temperature sensors are mounted in chambers of a liquid storage tank of a storage and heat dissipation device of the system; the liquid storage tank is connected with a power heating device through a pipeline; the inlet of a circulating pump of the power heating device is connected with the liquid storage tank, and the outlet of the circulating pump is connected with a cooling device; a cooler of the cooling device is connected with a master reaction machine; a recycling tank liquid level sensor is mounted in a pure acetic acid-water recycling tank of a collecting device; one end of a pure liquid pipe is connected with the cooler, and the other end of the pure liquid pipe is inserted and connected with the pure acetic acid-water recycling tank; a control device includes a master control PLC, a frequency converter, a sensor and a relay; the circulating pump is connected with the master control PLC through the frequency converter; all the sensors are connected with the master control PLC respectively. The system adopts PLC control, can be used for effectively separating out heavy metal ions as lead and cadmium to obtain acetum reused for leaching ceramic, reduces environmental pollution and realizes resource recovery and reuse.
Description
Technical field
The utility model relates to a kind of harmless treatment and cyclic utilization system that is mainly used in the low-concentration acetic acid waste liquid, particularly for soaking concentration after ceramic, is less than 4% and contain lead and cadmium
The harmless treatment of heavy metal ion acetum and the automatic control system of recovery are concrete
Say a kind of from pottery leaching waste liquid the system of the automatic recovery acetic acid.
Background technology
For leaching ability of heavy metal amounts such as plumbous cadmiums in the ceramic with Food Contact, detect, international and domestic general method is to soak and detect with 4% acetum at present.In order to obtain check data accurately, need acetum fully to contact the ceramic surface, this checkout procedure produces a large amount of lower concentrations and may contain the useless acetate solution of lead, cadmium heavy metal ion.If directly these are discharged in sewer line, the harmful elements such as lead, cadmium can cause the pollution of water body, and acetic acid also can corrosion pipeline.It is a lot of that the acetum studied is both at home and abroad processed separation method, mainly comprises rectification method, solvent extration, neutralisation, membrane separation process, absorption method etc., and aforesaid method combine use.But rectification method, esterification process are mainly the acetums higher for concentration separates, and the operation of neutralisation, membrane separation process and absorption method is more complicated.The processing of lower concentration and the useless acetic acid that contains plumbous cadmium ion is not properly settled yet.All these methods all do not relate to the automatic control technology of retrieving arrangement.
Through retrieval, 4% HAC-H in the automatic control technology of recovery of acetic acid device, especially pottery leaching waste liquid
2the automatic technique of O retrieving arrangement yet there are no report.
summary of the invention
The technical problems to be solved in the utility model is: solve pottery leaching heavy metal in waste liquid to the pollution of environment and the waste problem of acetic acid resource, realize pottery leaching waste liquid automatization processing and cycling and reutilization, provide a kind of and be less than 4% and contain plumbous and cadmium heavy metal ion acetum for soaking concentration after porcelain, can effectively isolate the heavy metal ion such as plumbous and cadmium, again can recovery of acetic acid can be reused for ceramic immersion, simple and practical from pottery, leach the system of the automatic recovery acetic acid waste liquid.
Solve the problems of the technologies described above by the following technical solutions:
A kind of from pottery leaching waste liquid the system of the automatic recovery acetic acid, this system comprises control device, storage heat abstractor, powered heating apparatus, refrigerating unit, collection device and funnel Communicating device;
A. described control device comprise main control PLC, frequency transformer, according to a plurality of sensors and the rly. of position and function setting, a plurality of sensors are connected with main control PLC respectively, send observed value to PLC, frequency transformer is connected with main control PLC respectively with a plurality of rly.s, is controlled by main control PLC;
B. described storage heat abstractor comprises liquid storage tank, in the cavity of this liquid storage tank, sensor is installed, and liquid storage tank is connected with powered heating apparatus by pipeline;
C. described powered heating apparatus mainly is comprised of recycle pump, reaction main frame, electric heating tube, and the entrance of recycle pump connects liquid storage tank, and outlet is connected with refrigerating unit;
D. described refrigerating unit comprises water cooler, return line, and water cooler is positioned at the top of reaction main frame, with the reaction main frame, is connected;
E. described collection device comprises pure liquid pipe, pure Acetic Acid-Water pond for recovering, collection device liquid level sensor, pure Acetic Acid-Water pond for recovering is positioned at the below of reaction main frame, in pure Acetic Acid-Water pond for recovering, sensor is installed, pure liquid pipe one termination water cooler, the other end inserts and connects in pure Acetic Acid-Water pond for recovering;
F. described funnel Communicating device is positioned at the side position of reaction main frame, between storage heat abstractor, powered heating apparatus, refrigerating unit three, with the funnel Communicating device, connects.
Further
Described a plurality of sensor is liquid storage tank liquid level sensor, liquid storage tank temperature sensor, reaction main frame liquid level sensor, pure Acetic Acid-Water pond for recovering liquid level sensor; Liquid storage tank liquid level sensor, liquid storage tank temperature sensor, reaction main frame liquid level sensor, pure Acetic Acid-Water pond for recovering liquid level sensor are connected with main control PLC respectively, are controlled by main control PLC.
The liquid storage tank of described storage heat abstractor is provided with a, two cavitys of b, the a cavity is connected with recycle pump by pipeline as supply reservoir, the reaction solution of system operation is provided, the b cavity of radiating and cooling is connected with upflow tube, reclaim the reaction solution that storage is flowed back to, bottom between cavity a and cavity b is provided with coupling cock, and cavity a is connected by coupling cock with cavity b, and liquid storage tank liquid level sensor and liquid storage tank temperature sensor are installed respectively in cavity a and cavity b.
The pump entry of described powered heating apparatus connects a chamber of liquid storage tank, and the circulation pump outlet connects water cooler, and recycle pump is connected with main control PLC by frequency transformer, and flow rates controlled is in main control PLC.
The bottom surrounding of described reaction main frame is evenly distributed with electric heating tube, and the bottom in the reaction main frame is equipped with reaction main frame liquid level sensor, reaction main frame temperature sensor.
The outside entrance of the water cooler of described refrigerating unit connects circulating-pump outlet, the externally ported return line that connects of water cooler, and the inner entrance of water cooler connects reaction main frame top, and the inner outlet of water cooler connects pure liquid pipe.
The pure Acetic Acid-Water pond for recovering of described collection device is positioned at the below of reaction main frame, the pure liquid pipe one termination cooler outlet of collection device, and the other end inserts pure Acetic Acid-Water pond for recovering, and the top in pure Acetic Acid-Water pond for recovering is equipped with the pond for recovering liquid level sensor.
Described funnel Communicating device opened upper end, unsettled access return line, bottom with react main frame UNICOM, top, side connects upflow tube.
Described control device comprises: be distributed in two liquid level sensors of liquid storage tank, two temperature sensors, reaction main frame liquid level sensor, pure Acetic Acid-Water pond for recovering liquid level sensor, frequency transformer, rly., main control PLC, analog input module and operating panels.
Adopt technique scheme, compared with prior art, the beneficial effects of the utility model are:
1, whole system adopts PLC to control, and working level and temperature are implemented to Real-Time Monitoring and feedback, realizes the automatization of equipment, intelligent control, has reduced labour intensity.
2, the cooling structure of the inner waste liquid self-circulation of design recovery system, without additional cooling fluid, economize on resources, and saves cost.
3, effectively isolate lead and cadmium heavy metal ion by this device, obtain being reused for the acetum of ceramic immersion, environmental contamination reduction, realize the resource recycling.
The accompanying drawing explanation
Fig. 1 is the utility model pottery leaching waste liquid recovery of acetic acid apparatus structure schematic diagram.
Fig. 2 is the utility model electric control theory figure.
Fig. 3 is the syndeton block diagram of electrical control system.
Fig. 4 is the signal wiring scheme of the utility model main control PLC.
In figure: liquid storage tank 1, liquid-inlet pipe 2, water cooler 3, return line 4, pure liquid pipe 5, pure Acetic Acid-Water pond for recovering liquid level sensor 6, pure Acetic Acid-Water pond for recovering 7, upflow tube 8, funnel Communicating device 9, electric heating tube 10, reaction main frame 11, operating panel 12, reaction main frame liquid level sensor 13, recycle pump 14, liquid storage tank a cavity temperature sensor 15, liquid storage tank a cavity liquid level sensor 16, coupling cock 17, liquid storage tank b cavity temperature sensor 18, liquid storage tank b cavity liquid level sensor 19, frequency transformer 20, hummer 21.
Embodiment
With reference to the accompanying drawings the utility model is further described.
The present embodiment is disclosed is the system of the automatic recovery acetic acid from pottery leaching waste liquid, this system is divided into storage heat abstractor, powered heating apparatus, refrigerating unit, collection device, funnel Communicating device and control device etc., by operation control panel, selects manual mode or automatic mode to implement.
The structure of system is shown in Fig. 1-4,
See Fig. 1, the storage heat abstractor is comprised of liquid storage tank 1 and coupling cock 17, and liquid storage tank 1 is cuboid, is provided with a, two cavitys of b, and a cavity is connected with recycle pump 14 by pipeline as supply reservoir.For reclaiming the reaction solution that flows back to of storage the b cavity of radiating and cooling, with upflow tube 8, be connected.Bottom between a cavity and b cavity is provided with coupling cock 17, and a cavity and b cavity link together by coupling cock 17.In a cavity, a side is installed liquid storage tank liquid level sensor 16, and opposite side is installed liquid storage tank temperature sensor 15.In the b cavity, a side is installed liquid storage tank b cavity liquid level sensor 19, and opposite side is installed liquid storage tank b cavity temperature sensor 18.The effect of storage heat abstractor is: storage, recovery, cooling pending liquid.
See Fig. 1, powered heating apparatus is comprised of recycle pump 14, reaction main frame 11, electric heating tube 10, the entrance of recycle pump 14 is connected with a cavity pipeline of liquid storage tank 1, the outlet of recycle pump 14 is connected with the water cooler of refrigerating unit 3 pipelines, electric heating tube 10 is set to a plurality of, bottom surrounding at reaction main frame 11 is uniformly distributed, and reaction main frame liquid level sensor 13 is installed in the bottom of reaction main frame 11.The effect of powered heating apparatus is: the treatment solution in the reacting by heating main frame and additive, by heating unit, heat, and serial chemical reaction fully occurs, generate heavy metal precipitation.Acetic acid wherein and water ascension diffuse to refrigerating unit, through cooling, obtain pure aqueous acetic acid.
See Fig. 1, refrigerating unit is by water cooler 3, and return line 4 forms, and water cooler 3 is positioned at the top of reaction main frame 11, with reaction main frame 11, is connected; The outside entrance of water cooler 3 connects the outlet of recycle pump 14, the externally ported return line 4 that connects of water cooler 3, and the interior entrance of water cooler 3 connects reaction main frame 11 tops, and the inner outlet of water cooler 3 connects pure liquid pipe 5.The effect of refrigerating unit is: cooling for reflux obtains pure aqueous acetic acid.
See Fig. 1, collection device is comprised of pure liquid pipe 5, pure Acetic Acid-Water pond for recovering 7, and pure Acetic Acid-Water pond for recovering 7 is positioned at the below of reaction main frame 11, in pure Acetic Acid-Water pond for recovering 5, pond for recovering liquid level sensor 6 is installed.Pure liquid pipe 5 one termination water coolers 3, the other end inserts and connects in pure Acetic Acid-Water pond for recovering 7, and pond for recovering liquid level sensor 6 is arranged on the top of pure Acetic Acid-Water pond for recovering 7.The effect of collection device is: reclaim the pure aqueous acetic acid of storage.
Electrical control system syndeton of the present utility model is shown in Fig. 3, control device of the present utility model is by main control PLC, frequency transformer 20, liquid storage tank a cavity temperature sensor 15, liquid storage tank a cavity liquid level sensor 16, liquid storage tank b cavity temperature sensor 18, liquid storage tank b cavity liquid level sensor 19, reaction main frame liquid level sensor 13, pure Acetic Acid-Water pond for recovering liquid level sensor 6, solid state relay KK-40A, the compositions such as intermediate relay KA1, KA2, KA3.Recycle pump 14 is connected with main control PLC by frequency transformer 20, is controlled by PLC.Liquid storage tank a cavity temperature sensor 15 is connected with main control PLC by temperature simulation amount load module with liquid storage tank b cavity temperature sensor 18, is controlled by main control PLC.Liquid storage tank a cavity liquid level sensor 16, liquid storage tank b cavity liquid level sensor 19, reaction main frame liquid level sensor 13, pure Acetic Acid-Water pond for recovering liquid level sensor 6 is connected with main control PLC by liquid level analog input module respectively, is controlled by main control PLC.Simultaneous temperature analog input module, liquid level analog input module are passed to PLC by signal.Relay K K-40A, KA1, KA2, KA3 are connected with main control PLC respectively, are controlled by main control PLC.
Electric control theory of the present utility model is shown in Fig. 2, the inlet wire of the normally opened contact of intermediate relay KA1-KA3 and L(live wire) be connected, outlet is connected with the inlet wire of hummer 21, coupling cock 17, frequency transformer 20 respectively successively; The inlet wire of the normally opened contact of intermediate relay KA1-KA3 and N(zero line) be connected, outlet is connected with the zero terminal of hummer 21, coupling cock 17, frequency transformer 20 respectively successively; The normally opened contact inlet wire of solid state relay KK-40A and L(live wire) be connected, outlet is connected with heating tube 10; The supply line of switch power supply AC/DC is connected to form electric control loop with live wire L and zero line N simultaneously.
After the normally opened contact closure of solid state relay KK-40A, heating tube 10 must be established beginning work by cable.Carry out the water displacement of controlled circulation pump 14 by the frequency of regulating frequency transformer 20.Switch power supply AC/DC is converted to direct current 24V by alternating-current 220V, is powered to touch-screen and sensor electrical appliance.
As shown in Figure 4, the AC220V power supply is connected as the working power of PLC with L1 terminal and the N terminal of PLC respectively.PLC output terminal 0.0,0.2,0.4,0.6 is connected with an end of the control coil of solid state relay and intermediate relay KK-40A, KA2, KA1, KA3 respectively, the other end of intermediate relay KA1-KA3 and KK-40A simultaneously and the N(zero line) be connected.By terminal Q0.0, Q0.2, Q0.4, the Q0.6 output signal of PLC, drive corresponding relay1 coil action, be corresponding equipment power supply.
The utility model is selected manual mode or automatic mode by operation control panel.
Main control PLC of the present utility model is SIEMENS S7-200 type.
Principle of work of the present utility model:
Under automatic mode, at first pending liquid is contained in a cavity of liquid storage tank 1.Start " system startup " button, at first main control PLC is controlled frequency transformer 20 and is regulated recycle pump 14 rotating speeds, controls pending liquid and injects to reaction main frame 11 by liquid-inlet pipe 2.Pending liquid first flows into the water cooler 3 on top in reaction main frame 11 inside, by return line 4 priming funnel Communicating device 9 tops, add appropriate additive from funnel Communicating device 9 upper oral parts simultaneously.The pending liquid mixed and an additive part, by the closed tube of funnel Communicating device 9 bottoms, enter reaction main frame 11; A part flow in the b cavity of liquid storage tank 1 by the upflow tube 8 on funnel Communicating device 11 tops.After reaction main frame liquid level sensor 13 detects liquid level arrival reservation liquid level, send signal to main control PLC, the coil of main control PLC relay KK-40A obtains electric, normally opened contact KK-40A closure, electric heating tube 10 is started working.Mixed solution is in the interior reacting by heating of reaction main frame 11, and heavy metal generates precipitation, resides in reaction main frame 11 bottoms; The mixture of acetic acid and water is after heating reaches boiling point, and gasification rises to water cooler 3, in the cold cooling of water cooler 3 inner chance, liquefies as pure aqueous acetic acid, through pure liquid pipe 5, enters pure Acetic Acid-Water pond for recovering 7.
Along with the equipment operation, liquid level in the b cavity of liquid storage tank 1 constantly raises, liquid level in a cavity of liquid storage tank 1 constantly reduces, after liquid level sensor 16,19 in a that lays respectively at liquid storage tank 1, two cavitys of b detects two cavity liquid level difference arrival reservation liquid level difference, send signal to main control PLC, the coil of main control PLC control intermediate relay KA2 obtains electric, the normally opened contact closure of intermediate relay KA2, coupling cock 17 is opened, and solution flows into a cavity from the b cavity of liquid storage tank 1. Liquid level sensor 16,19 in two cavitys of a, the b of liquid storage tank 1 detects after liquid storage tank a, b two cavity liquid level difference be less than or equal to and subscribe liquid level difference, send signal to main control PLC, main control PLC is controlled the coil power down of intermediate relay KA2, and its normally opened contact disconnects, and coupling cock 17 is closed.
Operation along with equipment, after the liquid level that liquid level sensor in two cavitys of a, the b of liquid storage tank 1 detects a, b two cavitys all is less than and subscribes liquid level, send signal to main control PLC, main control PLC is controlled the coil losing electricity of solid state relay KK-40A, its making contact KK-40A disconnects, electric heating tube 10 stops heating, and recycle pump 14 is out of service, and equipment quits work.
Along with the equipment operation, not only as reaction solution but also as the reaction solution of cooling fluid, constantly absorb heat in cooling process, also constantly be heated, its cooling performance is also in further reduction, to such an extent as to reaction there is no need carrying out, therefore at a of liquid storage tank 1 cavity set temperature sensor 15, when a cavity temperature sensor 15 sensors detect after fluid temperature reaches preset temperature, send signal to main control PLC, main control PLC is controlled the coil losing electricity of solid state relay KK-40A, its making contact disconnects, heating tube 10 stops heating, recycle pump 14 is out of service, equipment quits work.Under automatic mode, operator can set by operating panel the flow of recycle pump 14, set the switching condition of recycle pump 14, set liquid storage tank 1 fluid temperature limit value.
Under manual mode, operator can manually control by operating panel the operation of each sub-system, and manually set recycle pump 14 flows, set recycle pump 14 switching conditions, set liquid storage tank 1 fluid temperature limit value.
These are only preferred embodiment of the present utility model; be not intended to limit protection domain of the present utility model; any any modification of making, be equal to replacement, improvement etc. within design philosophy of the present utility model and principle, all should be included in protection domain value of the present utility model.
Claims (9)
1. the system of a automatic recovery acetic acid from pottery leaching waste liquid, this system comprises control device, storage heat abstractor, powered heating apparatus, refrigerating unit, collection device and funnel Communicating device, it is characterized in that:
A. described control device comprise main control PLC, frequency transformer, according to a plurality of sensors and the rly. of position and function setting, a plurality of sensors are connected with main control PLC respectively, send observed value to PLC, frequency transformer is connected with main control PLC respectively with a plurality of rly.s, is controlled by main control PLC;
B. described storage heat abstractor comprises liquid storage tank, in the cavity of this liquid storage tank, sensor is installed, and liquid storage tank is connected with powered heating apparatus by pipeline;
C. described powered heating apparatus mainly is comprised of recycle pump, reaction main frame, electric heating tube, and the entrance of recycle pump connects liquid storage tank, and outlet is connected with refrigerating unit;
D. described refrigerating unit comprises water cooler, return line, and water cooler is positioned at the top of reaction main frame, with the reaction main frame, is connected;
E. described collection device comprises pure liquid pipe, pure Acetic Acid-Water pond for recovering, collection device liquid level sensor, pure Acetic Acid-Water pond for recovering is positioned at the below of reaction main frame, in pure Acetic Acid-Water pond for recovering, sensor is installed, pure liquid pipe one termination water cooler, the other end inserts and connects in pure Acetic Acid-Water pond for recovering;
F. described funnel Communicating device is positioned at the side position of reaction main frame, between storage heat abstractor, powered heating apparatus, refrigerating unit three, with the funnel Communicating device, connects.
According to claim 1 from pottery leaching waste liquid the system of the automatic recovery acetic acid, it is characterized in that, described a plurality of sensor is liquid storage tank liquid level sensor, liquid storage tank temperature sensor, reaction main frame liquid level sensor, pure Acetic Acid-Water pond for recovering liquid level sensor; Liquid storage tank liquid level sensor, liquid storage tank temperature sensor, reaction main frame liquid level sensor, pure Acetic Acid-Water pond for recovering liquid level sensor are connected with main control PLC respectively, are controlled by main control PLC.
According to claim 1 and 2 from pottery leaching waste liquid the system of the automatic recovery acetic acid, it is characterized in that, the liquid storage tank of described storage heat abstractor is provided with a, two cavitys of b, the a cavity is connected with recycle pump by pipeline as supply reservoir, the reaction solution of system operation is provided, the b cavity of radiating and cooling is connected with upflow tube, reclaim the reaction solution that storage is flowed back to, bottom between cavity a and cavity b is provided with coupling cock, cavity a is connected by coupling cock with cavity b, and liquid storage tank liquid level sensor and liquid storage tank temperature sensor are installed respectively in cavity a and cavity b.
According to claim 1 from pottery leaching waste liquid the system of the automatic recovery acetic acid, it is characterized in that, the pump entry of described powered heating apparatus connects a chamber of liquid storage tank, the circulation pump outlet connects water cooler, recycle pump is connected with main control PLC by frequency transformer, and flow rates controlled is in main control PLC.
According to claim 1 and 2 from pottery leaching waste liquid the system of the automatic recovery acetic acid, it is characterized in that, the bottom surrounding of described reaction main frame is evenly distributed with electric heating tube, and the bottom in the reaction main frame is equipped with reaction main frame liquid level sensor, reaction main frame temperature sensor.
According to claim 1 from pottery leaching waste liquid the system of the automatic recovery acetic acid, it is characterized in that, the outside entrance of the water cooler of described refrigerating unit connects circulating-pump outlet, the externally ported return line that connects of water cooler, the inner entrance of water cooler connects reaction main frame top, and the inner outlet of water cooler connects pure liquid pipe.
According to claim 1 from pottery leaching waste liquid the system of the automatic recovery acetic acid, it is characterized in that, the pure Acetic Acid-Water pond for recovering of described collection device is positioned at the below of reaction main frame, the pure liquid pipe one termination cooler outlet of collection device, the other end inserts pure Acetic Acid-Water pond for recovering, and the top in pure Acetic Acid-Water pond for recovering is equipped with the pond for recovering liquid level sensor.
According to claim 1 from pottery leaching waste liquid the system of the automatic recovery acetic acid, it is characterized in that, described funnel Communicating device opened upper end, unsettled access return line, bottom with react main frame UNICOM, top, side connects upflow tube.
According to claim 1 from pottery leaching waste liquid the system of the automatic recovery acetic acid, it is characterized in that, described control device comprises: be distributed in two liquid level sensors of liquid storage tank, two temperature sensors, reaction main frame liquid level sensor, pure Acetic Acid-Water pond for recovering liquid level sensor, frequency transformer, rly., main control PLC, analog input module and operating panels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320375231 CN203360340U (en) | 2013-06-27 | 2013-06-27 | System for automatically recycling acetic acid from waste ceramic leaching liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320375231 CN203360340U (en) | 2013-06-27 | 2013-06-27 | System for automatically recycling acetic acid from waste ceramic leaching liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203360340U true CN203360340U (en) | 2013-12-25 |
Family
ID=49808132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320375231 Withdrawn - After Issue CN203360340U (en) | 2013-06-27 | 2013-06-27 | System for automatically recycling acetic acid from waste ceramic leaching liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203360340U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288621A (en) * | 2013-06-27 | 2013-09-11 | 中华人民共和国唐山出入境检验检疫局 | System for automatically recycling acetic acid from ceramic leaching liquid waste |
-
2013
- 2013-06-27 CN CN 201320375231 patent/CN203360340U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288621A (en) * | 2013-06-27 | 2013-09-11 | 中华人民共和国唐山出入境检验检疫局 | System for automatically recycling acetic acid from ceramic leaching liquid waste |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102864487A (en) | Automatic controlled stainless steel inner tube electrolytic polishing device | |
| CN202359640U (en) | Blow-down device for industrial circulation cooling water | |
| CN203360340U (en) | System for automatically recycling acetic acid from waste ceramic leaching liquid | |
| CN103288621B (en) | System for automatically recycling acetic acid from ceramic leaching liquid waste | |
| CN109371409A (en) | A kind of the Aluminum-Extruding Die alkali cleaning equipment alkali-washing waste liquid recoverying and utilizing method | |
| CN205270320U (en) | Kitchen garbage total matter deoiling system | |
| CN205529042U (en) | Copper system is put forward in regeneration of alkaline etching liquid | |
| CN203728579U (en) | Waste acid treatment and recycling device | |
| CN212152411U (en) | Smelt and use zinc solution purifier | |
| CN210525664U (en) | Temperature control device for producing PET foam plates | |
| CN203826166U (en) | Movable network distribution transformer oil washing device | |
| CN208465228U (en) | A kind of washing extracting and demixing device for Chemical Manufacture | |
| CN208532312U (en) | A kind of organic wastewater light degradation highly effective reaction device | |
| CN201427957Y (en) | Multifunctional oil purifier | |
| CN205886822U (en) | An automatic feeding device | |
| CN210163497U (en) | Machine is retrieved to copper ion in alkaline etching solution | |
| CN2793083Y (en) | Special oil filter of heavy and middle gear oil | |
| CN204928484U (en) | Automatic constant temperature equipment of cooling water | |
| CN203720685U (en) | Dye vat water circulation control circuit | |
| CN209338681U (en) | A kind of electroplating assembly line hot water circuit mechanism | |
| CN218058679U (en) | Nitric acid type tin waste liquid regeneration circulation system that moves back | |
| CN209690791U (en) | A kind of production emulsion flocculant novel temperature control equipment | |
| CN211100742U (en) | Circulating heating device for kitchen waste treatment | |
| CN115584558B (en) | Exhaust device for diffusion furnace | |
| CN203360417U (en) | Single-cabinet type refining device for waste oils and fats |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131225 Effective date of abandoning: 20140910 |
|
| RGAV | Abandon patent right to avoid regrant |