CN208378465U - Based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance - Google Patents
Based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance Download PDFInfo
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- CN208378465U CN208378465U CN201820847844.3U CN201820847844U CN208378465U CN 208378465 U CN208378465 U CN 208378465U CN 201820847844 U CN201820847844 U CN 201820847844U CN 208378465 U CN208378465 U CN 208378465U
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Abstract
The utility model is disclosed based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance, and raw material heat exchanger is connected with feedstock transportation pipeline, and the external waste liquid in battery limit (BL) is delivered to the heat exchange of raw material heat exchanger；Mixer connects raw material heat exchanger, and mixer, which is also connected with, drives ammonia agent pipeline, and mixer is mixed to form mixed liquor to waste liquid after received heat exchange and drive ammonia agent；Strengthen and connect mixer in Analytic Tower tower, strengthen Analytic Tower tower reactor and connect raw material heat exchanger, strengthens the tower bottoms that Analytic Tower tower reactor generates and exchange heat through the external waste liquid of tower bottoms pipeline to raw material heat exchanger and battery limit (BL)；Tower reactor cooler is cooling to the tower bottoms after received heat exchange and is transported to evaporation section or biochemical treatment；The reflux line for condensate liquid reflux is also connected between overhead condenser and reinforcing Analytic Tower.The utility model realizes that resource utilization utilizes, high treating effect is at low cost to containing the processing of the effluent resource of the low boiling points such as ammonia nitrogen, methylene chloride or azeotropic point substance lower than water.
Description
Technical field
The utility model relates to belong to liquid waste processing skill based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance
Art field.
Background technique
A large amount of waste liquid can be generated in industrial processes, usually contained in waste liquid the industrial production materials outflowed with water,
The pollutant generated in intermediate product, byproduct and production process.The industrial wastewater in China is many kinds of, complicated component, gives up
The discharge watershed environment and residents ' health of water, which cause, to be seriously affected, while also resulting in valuable substance such as ammonia nitrogen in waste liquid
Loss.Wherein, ammonia nitrogen waste water is mainly derived from chemical fertilizer, coking, petrochemical industry, pharmacy, food, refuse landfill etc., in waste liquid
Ammonia nitrogen refers in water with free ammonia (NH3) and ammonium ion (NH4 +) nitrogen existing for form, while also containing such as methylene chloride gently
The low-boiling-point substance of component.A large amount of ammonia nitrogen waste waters, which are discharged into water body, not only to be caused water eutrophication, causes black and odorous water, Water purification
Difficulty and added cost, or even toxic action is generated to crowd and biology.
Liquid waste processing at present containing ammonia nitrogen, low-boiling-point substance generally use blow-off method, vaporizing extract process, membrane separation process, biochemical method and
Evaporation technique.The processing of the existing waste liquid containing ammonia nitrogen, usually considers how to carry out the substances such as ammonia nitrogen to decompose or as far as possible
Conversion is removed, and can not be obtained and be used raw material for the industries such as medicine, biology, chemical industry or new material, cannot achieve containing ammonia nitrogen, low
The recycling treatment of the waste liquid of object is boiled, processing cost is high, effect is poor.
The Chinese patent of Publication No. CN105601014A discloses a kind of ammonia nitrogen waste water recycling treatment system and its place
Reason method, including being sequentially connected the collecting-tank connect, buffer pool, adjusting kettle, the first surge tank, MVR vapo(u)rization system, adjusting tank, suction
Attached system, the second surge tank, deamination nitrogen system；The collecting-tank, buffer pool, adjust kettle, the first surge tank, MVR vapo(u)rization system,
It adjusts tank, adsorption system, the second surge tank, deamination nitrogen system and is provided with inlet and outlet；Although the technical solution can be right
Waste liquid containing ammonia nitrogen is handled, but can not be handled simultaneously containing low-boiling light component, and whole processing technology is complicated, cost
Height, poor processing effect.
Utility model content
The utility model contains low boiling in view of the deficienciess of the prior art, providing a kind of handle based on reinforcing resolving resourceization
The device of object waste water, can be to the effluent resource containing the low boiling points such as ammonia nitrogen, methylene chloride or azeotropic point substance lower than water at
Reason, can be in the ammonium hydroxide or other low-boiling point material concentrates of tower top acquisition >=8%, as medicine, biology, chemical industry or new material
Etc. industries raw material, realize that resource utilization utilizes, high treating effect is at low cost.
The technical solution that the utility model solves above-mentioned technical problem is as follows: containing low boiling based on resolving resourceization processing is strengthened
The device of object waste water, described device include raw material heat exchanger, mixer, strengthen Analytic Tower, tower reactor cooler and overhead condenser；
The raw material heat exchanger is connected with feedstock transportation pipeline, and the feedstock transportation pipeline is used to the external waste liquid in battery limit (BL) being delivered to original
Expect heat exchanger heat exchange；The mixer connects the raw material heat exchanger, and mixer, which is also connected with, drives ammonia agent pipeline, and mixer is used for
Mixed liquor is mixed to form to waste liquid after received heat exchange and drive ammonia agent；The mixer is connected in the reinforcing Analytic Tower tower, by force
Change Analytic Tower to be used to carry out dissection process to the mixed liquor in received mixer, strengthens the Analytic Tower tower reactor connection raw material and change
Hot device is strengthened the tower bottoms that Analytic Tower tower reactor generates and is changed through tower bottoms pipeline to the raw material heat exchanger waste liquid external with battery limit (BL)
Heat；The tower reactor cooler connects the raw material heat exchanger, and tower reactor cooler is cooling and defeated to the tower bottoms after received heat exchange
It is sent to evaporation section or biochemical treatment；The overhead condenser connects the reinforcing and parses column overhead, overhead condenser and reinforcing
The reflux line for condensate liquid reflux is also connected between Analytic Tower.
As described above based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance, on the feedstock transportation pipeline
It is connected with feedstock pump, the waste liquid in feedstock transportation pipeline is pumped into raw material heat exchanger by feedstock pump；The drive ammonia agent pipe
It is connected on road and drives ammonia agent feed pump, driven ammonia agent feed pump for the drive ammonia agent driven in ammonia agent pipeline and be pumped into mixer.
The device of the waste water containing low-boiling-point substance is handled based on reinforcing resolving resourceization as described above, is connected on the tower bottoms pipeline
It is connected to tower reactor delivery pump, the tower bottoms in tower bottoms pipeline is delivered to external useless of raw material heat exchanger and battery limit (BL) by tower reactor delivery pump
Liquid heat exchange；Tower top return pump is connected on the reflux line, the condensate liquid in reflux line is delivered to by force by tower top return pump
Change Analytic Tower；Light component is transported to storage tank outside battery limit (BL) by tower top cooler by reflux line.
As described above based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance, the overhead condenser connection
There is exhaust emission pipeline, the tail gas being discharged in overhead condenser is transported to eluting column, the elution by the exhaust emission pipeline
Tower is connected with nitrogen envelope device.
It is handled in the process of the waste plant containing low-boiling-point substance based on resolving resourceization is strengthened, the external waste liquid in battery limit (BL) is defeated
It send to raw material heat exchanger and exchanges heat；Waste liquid after heat exchange is delivered to mixer and mixes with the drive ammonia agent for being transported to internal mixer
Form mixed liquor；Mixed liquor is transported to strengthen, the ammonia nitrogen being dissolved in mixed liquor is parsed inside Analytic Tower, strengthens Analytic Tower
The tower bottoms that generates of tower reactor be transported to the external waste liquid of raw material heat exchanger and the battery limit (BL) and exchange heat, the tower bottoms conveying after heat exchange
Devaporation workshop section or biochemical treatment after to the cooling of tower reactor cooler；The gas gas-phase objects for strengthening the tower top generation of Analytic Tower are delivered to tower top
Condenser carries out condensation and forms condensate liquid, and the light component in condensate liquid is produced to outside battery limit (BL), and remainder flows back in condensate liquid
Column overhead is parsed to strengthening.
As described above based on the process for strengthening resolving resourceization processing waste water containing low-boiling-point substance, parsed to the reinforcing
It is passed through steam by jet chimney in tower to heat to Analytic Tower is strengthened, while to being passed through nitrogen inside jet chimney.Nitrogen
It as fixed gas, adjusts and strengthens Analytic Tower cooling capacity, stabilizer pressure improves the separative efficiency for strengthening Analytic Tower.
As described above based on the process for strengthening resolving resourceization processing waste water containing low-boiling-point substance, the drive ammonia agent is used
Alkali compounds.OH is provided using alkali compounds-, to inhibit the hydrolysis of ammonium hydroxide, reach and drive ammonia effect.
As described above based on the process for strengthening resolving resourceization processing waste water containing low-boiling-point substance, parsed to the reinforcing
Antisludging agent is added in tower, the antisludging agent uses ATMPNa4。ATMP·Na4It is neutral sodium-salt, scaling salt class in water can be prevented
Form the formation of scale, especially calcium carbonate scale.ATMPNa is for good compatibility, no ammonia taste generation.
As described above based on the process for strengthening resolving resourceization processing waste water containing low-boiling-point substance, the overhead condenser
It is vented after the scrubbed processing of the tail gas of middle discharge.
As described above based on the process for strengthening resolving resourceization processing waste water containing low-boiling-point substance, when low-boiling-point substance is ammonia nitrogen
When, controlling the overhead vapor phase temperature for strengthening Analytic Tower is 95-98 DEG C；When low-boiling-point substance is light component, the reinforcing is controlled
The overhead vapor phase temperature of Analytic Tower is 101-102 DEG C；The reflux ratio for strengthening Analytic Tower is 1-5, and the tower reactor for strengthening Analytic Tower generates
Tower bottoms be transported to raw material heat exchanger the external waste liquid in battery limit (BL) exchange heat to 55-65 DEG C.
The beneficial effects of the utility model are: can be to lower than water containing the low boiling points such as ammonia nitrogen, methylene chloride or azeotropic point
The effluent resource of substance is handled, and processed waste water index ammonia nitrogen is lower than 10-100 mg/litre, and low-boiling point material is lower than 10-
500ppm, 0.1-100 ton/hours of waste treatment capacity, can be dense in the ammonium hydroxide of tower top acquisition >=8% or other low-boiling point materials
Contracting liquid realizes that resource utilization utilizes as industries raw materials such as medicine, biology, chemical industry or new materials, high treating effect, cost
It is low.
Detailed description of the invention
Fig. 1 is based on the schematic device for strengthening resolving resourceization processing waste water containing low-boiling-point substance.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this
The specific embodiment of utility model is described in detail.Many details are explained in the following description in order to abundant
Understand the utility model.But the utility model can be implemented with being much different from other way described herein, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein "and/or" packet
Include any and all combinations of one or more related listed items.
Embodiment one
Referring to Fig. 1, the utility model is also provided based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance, described
Device includes raw material heat exchanger 1, mixer 2, strengthens Analytic Tower 3, tower reactor cooler 4 and overhead condenser 5；The raw material heat exchange
Device 1 is connected with feedstock transportation pipeline 6, and the feedstock transportation pipeline 6 is used to the external waste liquid in battery limit (BL) being delivered to raw material heat exchanger 1
Heat exchange；The mixer 2 connects the raw material heat exchanger 1, and mixer 2, which is also connected with, drives ammonia agent pipeline 7, mixer 2 for pair
Waste liquid and drive ammonia agent are mixed to form mixed liquor after received heat exchange；The mixer 2 is connected in 3 tower of reinforcing Analytic Tower, by force
Change Analytic Tower 3 to be used to carry out dissection process to the mixed liquor in received mixer 2, strengthens 3 tower reactor of Analytic Tower and connect the original
Expect heat exchanger 1, strengthening the tower bottoms that 3 tower reactor of Analytic Tower generates, through tower bottoms pipeline 8 to be transported to raw material heat exchanger 1 external with battery limit (BL)
Waste liquid heat exchange；The tower reactor cooler 4 connects the raw material heat exchanger 1, and tower reactor cooler 4 is to the tower reactor after received heat exchange
Liquid cooling but and is transported to evaporation section or biochemical treatment；The overhead condenser 5 connects 3 tower top of reinforcing Analytic Tower, tower top
The reflux line 9 for condensate liquid reflux is also connected between condenser 5 and reinforcing Analytic Tower 3；Reflux line 9 is cold by tower top
But light component is transported to storage tank outside battery limit (BL) by device 17.
In one embodiment based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance, the feed line
Feedstock pump 10 is connected on road 6, the waste liquid in feedstock transportation pipeline 6 is pumped into raw material heat exchanger 1 by feedstock pump 10；Institute
It states to drive to be connected on ammonia agent pipeline 7 and drives ammonia agent feed pump 11, drive ammonia agent feed pump 11 and be pumped into the drive ammonia agent driven in ammonia agent pipeline 7
Mixer 2.It is connected with tower reactor delivery pump 12 on the tower bottoms pipeline 8, tower reactor delivery pump 12 is by the tower reactor in tower bottoms pipeline 8
Liquid is delivered to raw material heat exchanger 1 and exchanges heat with the external waste liquid in battery limit (BL)；Tower top return pump 13, tower are connected on the reflux line 9
Condensate liquid in reflux line 9 is delivered to by top reflux pump 13 strengthens Analytic Tower 3.The overhead condenser 5 is connected with tail gas row
Pipeline 14 is put, the tail gas being discharged in overhead condenser 5 is transported to eluting column 16 by the exhaust emission pipeline 14, and eluting column 16 pushes up
Portion is connected with nitrogen envelope device 15, and nitrogen seals the realization of device 15 and acts on the nitrogen envelope of eluting column 16.
Referring again to Fig. 1, based on the process for strengthening resolving resourceization processing waste water containing low-boiling-point substance, the process
In, the external waste liquid in battery limit (BL) is delivered to raw material heat exchanger 1 and is exchanged heat；Waste liquid after heat exchange is delivered to mixer 2 and conveying
Drive ammonia agent inside to mixer 2 is mixed to form mixed liquor；By mixed liquor be transported to strengthen Analytic Tower 3 inside to be dissolved in mixing
Ammonia nitrogen parsing in liquid, the tower bottoms for strengthening the tower reactor generation of Analytic Tower 3 is transported to raw material heat exchanger 1 and the battery limit (BL) is external
Waste liquid heat exchange, the tower bottoms after heat exchange are transported to devaporation workshop section or biochemical treatment after the cooling of tower reactor cooler 4；Strengthen Analytic Tower
The gas gas-phase objects that 3 tower top generates, which are delivered to overhead condenser 5, to carry out condensation and forms condensate liquid, and the light component in condensate liquid is produced
Remainder, which is back to, to outside battery limit (BL), in condensate liquid strengthens 3 tower top of Analytic Tower.
Based in the process for strengthening resolving resourceization processing waste water containing low-boiling-point substance, lead into the reinforcing Analytic Tower 3
It crosses jet chimney and is passed through steam and heated to Analytic Tower 3 is strengthened, while to being passed through nitrogen inside jet chimney.Nitrogen is not as
Solidifying gas, adjusts and strengthens Analytic Tower cooling capacity, and stabilizer pressure improves the separative efficiency for strengthening Analytic Tower.The drive ammonia agent uses
Alkali compounds.OH is provided using alkali compounds-, to inhibit the hydrolysis of ammonium hydroxide, reach and drive ammonia effect.To described strong
Change and antisludging agent is added in Analytic Tower 3, the antisludging agent uses ATMPNa4。ATMP·Na4Neutral sodium-salt, can prevent in water at
Dirty salt forms the formation of scale, especially calcium carbonate scale.ATMPNa is for good compatibility, no ammonia taste generation.
It is vented after the scrubbed processing of tail gas being discharged in the overhead condenser 5.
When low-boiling-point substance is ammonia nitrogen, controlling the overhead vapor phase temperature for strengthening Analytic Tower 3 is 95-98 DEG C；Work as low-boiling-point substance
When for light component, controlling the overhead vapor phase temperature for strengthening Analytic Tower 3 is 101-102 DEG C；Strengthen Analytic Tower 3 reflux ratio be
1-5, the tower bottoms for strengthening the tower reactor generation of Analytic Tower 3 are transported to raw material heat exchanger 1 and the external waste liquid in battery limit (BL) exchange heat to 55-65
℃。
Embodiment two
By taking the waste water of NH4-N concentration about 6000mg/L is using the utility model technique and device processing as an example:
The waste water of NH4-N concentration about 6000mg/L is with 50m3The stability of flow of/h is fed, and by heat exchanger and strengthens parsing
3 tower reactor of tower produces, and in heat exchanger then wastewater heat exchange mixes in static mixer 2 with drive ammonia agent to 55-65 DEG C, mixes it
Afterwards from the charging of 3 middle and upper part of Analytic Tower is strengthened, the additional amount for driving ammonia agent passes through on-line checking and metering pump measure control；Fall into reinforcing
The material of 3 tower reactor of Analytic Tower rises to tower top, overhead vapours warp after steam direct heating (or reboiler indirect heating)
After crossing the condensation of overhead condenser 5, a part, which passes back into, strengthens Analytic Tower 3, and a part produces 8-12%'s after cooling
Ammonium hydroxide；
It is 95-98 DEG C, reflux ratio 1-5 that 3 overhead vapor phase temperature of Analytic Tower is strengthened in control, produces the temperature of 8-12% ammonium hydroxide
It is 35-40 DEG C；Strengthen 3 tower bottom NH4-N concentration of Analytic Tower after processing and is reduced to 10mg/L or so, by exchanging heat, cooling down, temperature drop
Biochemical treatment is gone after to 40 DEG C；
If containing salt and heavy constituent in treatment process, MVR or evaporative desalination process can be directly gone after heat exchange.Tower top is cold
5 drain of condenser connects nitrogen envelope device, for the isolation between whole device and atmosphere, guarantees security of system, overhead condenser 5 has
There are condensation, cooling, absorption function, can achieve the purpose of ammonia concn enrichment；From nitrogen envelope device outlet connection tail gas absorption system
System guarantees tail gas qualified discharge, protects environment；Ammonia nitrogen waste water per ton is handled, steam consumption is 100-200 ㎏ low-pressure steam.
Embodiment three
Raw material components are as follows:
| Serial number | Ingredient names | Mass content | Remarks |
| 1 | Methanol | < 2% | |
| 2 | Ethyl alcohol | < 2% | |
| 3 | Acetone | < 2% | |
| 4 | Tetrahydrofuran | < 2% | |
| 5 | Toluene | < 2% | |
| 6 | Methylene chloride | < 2% | |
| 7 | Other organic impurities | < 2% | Boiling point or azeotrope with water point are lower than 100 DEG C |
| 8 | Water | ~86% | |
| 9 | Inorganic salts | ~4% |
By waste water as above with 10m3The stability of flow of/h is fed, and by heat exchanger and strengthens 3 tower reactor extracted waste water of Analytic Tower
It exchanges heat to after 55-65 DEG C, is fed from 3 middle and upper part of Analytic Tower is strengthened；The material for falling into reinforcing 3 tower reactor of Analytic Tower is direct by steam
Tower top is risen to after heating (or reboiler indirect heating), overhead vapours is after the condensation of overhead condenser 5, a part reflux
Enter to strengthen Analytic Tower 3, light component (can be concentrated into moisture content < 10%) of a part after cooling after extraction enrichment
Incinerator is gone to burn, or as the processing of liquid dangerous waste；It is 101-102 DEG C that 3 tower reactor vapor phase temperature of Analytic Tower is strengthened in control；Processing
Strengthen 3 tower bottom low-boiling-point organic compound total content of Analytic Tower≤500PPm afterwards, it is controllable for endangering biggish content of tetrahydrofuran
In 50PPm hereinafter, toluene level can be controlled in 10PPm hereinafter, methylene chloride content can be controlled in 2PPm or less.
If containing salt and heavy constituent in treatment process, MVR or evaporative desalination process can be directly gone after heat exchange.Tower top is cold
5 drain of condenser connects nitrogen envelope device and guarantees security of system for the isolation between device and atmosphere；Overhead condenser 5 has cold
Solidifying, cooling, absorption function, can achieve the purpose of organic light component content enrichment；From nitrogen envelope device outlet connection tail gas absorption
System guarantees tail gas qualified discharge, protects environment；Waste water per ton is handled, steam consumption is 100-300 ㎏ low-pressure steam.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (4)
1. based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance, it is characterised in that: described device includes that raw material changes
Hot device, strengthens Analytic Tower, tower reactor cooler and overhead condenser at mixer；The raw material heat exchanger is connected with feed line
Road, the feedstock transportation pipeline are used to for the external waste liquid in battery limit (BL) to be delivered to the heat exchange of raw material heat exchanger；The mixer connects institute
Raw material heat exchanger is stated, mixer, which is also connected with, drives ammonia agent pipeline, and mixer is used for mixed to waste liquid after received heat exchange and drive ammonia agent
Conjunction forms mixed liquor；The mixer is connected in the reinforcing Analytic Tower tower, is strengthened Analytic Tower and is used for in received mixer
Mixed liquor carry out dissection process, strengthen Analytic Tower tower reactor and connect the raw material heat exchanger, strengthen the tower that Analytic Tower tower reactor generates
Kettle liquid exchanges heat through the external waste liquid of tower bottoms pipeline to raw material heat exchanger and battery limit (BL)；The tower reactor cooler connects the original
Expect heat exchanger, tower reactor cooler is cooling to the tower bottoms after received heat exchange and is transported to evaporation section or biochemical treatment；It is described
Overhead condenser connects the reinforcing and parses column overhead, is also connected between overhead condenser and reinforcing Analytic Tower for condensate liquid
The reflux line of reflux.
2. according to claim 1 based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance, it is characterised in that:
Feedstock pump is connected on the feedstock transportation pipeline, the waste liquid in feedstock transportation pipeline is pumped into raw material and changed by feedstock pump
Hot device；It is connected on the drive ammonia agent pipeline and drives ammonia agent feed pump, driven ammonia agent feed pump and pumped the drive ammonia agent in ammonia agent pipeline is driven
Enter mixer.
3. according to claim 1 based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance, it is characterised in that:
Tower reactor delivery pump is connected on the tower bottoms pipeline, the tower bottoms in tower bottoms pipeline is delivered to raw material and changed by tower reactor delivery pump
Hot device exchanges heat with the external waste liquid in battery limit (BL)；It is connected with tower top return pump on the reflux line, tower top return pump is by reflux line
In condensate liquid be delivered to reinforcing Analytic Tower；Light component is transported to storage tank outside battery limit (BL) by tower top cooler by reflux line.
4. according to claim 1 based on the device for strengthening resolving resourceization processing waste water containing low-boiling-point substance, it is characterised in that:
The overhead condenser is connected with exhaust emission pipeline, and the exhaust emission pipeline conveys the tail gas being discharged in overhead condenser
To eluting column, the eluting column is connected with nitrogen envelope device.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108467076A (en) * | 2018-06-01 | 2018-08-31 | 烟台国邦化工机械科技有限公司 | Based on the process and device for strengthening resolving resourceization processing waste water containing low-boiling-point substance |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108467076A (en) * | 2018-06-01 | 2018-08-31 | 烟台国邦化工机械科技有限公司 | Based on the process and device for strengthening resolving resourceization processing waste water containing low-boiling-point substance |
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