CN104789460A - Comprehensive new-energy environment-friendly system of crowded regions - Google Patents
Comprehensive new-energy environment-friendly system of crowded regions Download PDFInfo
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- CN104789460A CN104789460A CN201510237050.6A CN201510237050A CN104789460A CN 104789460 A CN104789460 A CN 104789460A CN 201510237050 A CN201510237050 A CN 201510237050A CN 104789460 A CN104789460 A CN 104789460A
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/36—Means for collection or storage of gas; Gas holders
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
- C12M41/24—Heat exchange systems, e.g. heat jackets or outer envelopes inside the vessel
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M43/00—Combinations of bioreactors or fermenters with other apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Bioinformatics & Cheminformatics (AREA)
- Zoology (AREA)
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- Environmental & Geological Engineering (AREA)
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- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to a comprehensive new-energy environment-friendly system of crowded regions, which comprises a garbage pulverization and system control chamber, a raw material regulating tank, a moderate-temperature anaerobic reactor, a flat solar water heater, a thermal-insulation water tank, an overflow tank and extractor, a solid-liquid separation device, a biogas purification unit, a biogas combustion torch, a normal-temperature anaerobic reactor, a sewage regulating tank, a deep aerobic sewage treatment plant, a reclaimed water tank and sterilizing device and a reclaimed water recovery system, wherein the moderate-temperature anaerobic reactor comprises a built-in internal circulation heater, an internal circulation device inlet, a deslagging port, a gas collection and water seal device, an overflow pipe, a gas collection pipe, a heat collection and rain hood and a feed pipe; the built-in internal circulation heater is a seal space; the internal circulation device inlet is installed on the upper side surface of the built-in internal circulation heater; the deslagging port is installed on the bottom side surface of the built-in internal circulation heater; and the gas collection and water seal device is installed on the built-in internal circulation heater. The system can perform waste environment-friendly treatment and reutilization to generate new energies.
Description
Technical field
The present invention relates to the comprehensive new forms of energy environment friendly system in the one district's (there is the place of a large amount of crowd activity in university, military camp, hotel, hotel etc.) that is applied in that the crowd is dense, especially relate to the system of a kind of refuse process and rational use of energy.
Background technology
The crowd is dense district, refers to that there is the place of a large amount of crowd activity in university, military camp, hotel, hotel etc.Because have a large amount of crowd to live in the crowd is dense district or study etc., three meals in a day and the washing of numerous personnel, do washing and have a bath, produce a large amount of sanitary sewages, domestic refuse and changing food waste every day, bring very large refuse processing pressure, energy consumption is huge.
Therefore, the level of necessary raising cleanup standard and comprehensive utilization of resources, the aspects such as the process of especially organic " solid waste " and sewage and Treated sewage reusing.
Summary of the invention
The present invention will solve following technical problem: the problem generating the disconnection of new forms of energy aspect for present refuse process and utilization of waste material, propose a kind of comprehensive new forms of energy environment friendly system of the crowd is dense district, accomplish that the recycling of refuse environmental protection treatment and refuse generates new forms of energy simultaneously.
In order to solve the problems of the technologies described above, the present invention proposes following technical scheme: a kind of comprehensive new forms of energy environment friendly system of the crowd is dense district, and it comprises garbage crushing and system control office, raw material equalizing tank, anaeration in normal temperature reaction unit, flat plate solar water heater, attemperater, flash pond and extraction equipment, equipment for separating liquid from solid, marsh gas purifying equipment, biogas combustion torch, normal temperature anaerobic reaction device, sewage equalizing tank, degree of depth aerobic sewage treatment device, middle pond and sterilizing unit, intermediate water reuse system;
This anaeration in normal temperature reaction unit includes in one establishes internal recycle heating unit, an internal circulation apparatus access port, a slag-drip opening, a gas collection and water sealing device, an overflow pipe, an effuser, a thermal-arrest and rain cover, a feed-pipe;
This interior internal recycle heating unit of establishing is a seal cavity;
This internal circulation apparatus access port is arranged on this interior upper side of establishing internal recycle heating unit;
This slag-drip opening is arranged on this interior bottom sides of establishing internal recycle heating unit;
This gas collection and water sealing device are arranged on this interior top of establishing internal recycle heating unit;
This overflow pipe one end be arranged on this interior establish the top of internal recycle heating unit and be communicated with this interiorly establish internal recycle heating unit, the other end is communicated with this slag-drip opening;
This effuser is arranged on the top of this gas collection and water sealing device;
This thermal-arrest and rain cover are arranged on the top of this gas collection and water sealing device and this effuser;
This feed-pipe is arranged on this interior top of establishing internal recycle heating unit, and extends that to penetrate this interior internal recycle heating unit of establishing inner.
In order to solve the problems of the technologies described above, the present invention also proposes following technical scheme: after being pulverized containing the organic waste of organic domestic waste, rubbish from cooking, changing food waste, send in this raw material equalizing tank, carry out raw material and regulate pre-treatment, then send into this anaeration in normal temperature reaction unit, afterwards out comprise biogas residue and biogas liquid, circulation after warm water, biogas three parts;
Wherein biogas part, enters the dehydration desulfurization of marsh gas purifying equipment and stores, the purifying marsh gas obtained, and can be transported to the energy that cooking use is done in dining room;
Warm water after circulation wherein, sends into this flat plate solar water heater, and the hot water exported afterwards can send into this attemperater, and the hot water in attemperater is input to this anaeration in normal temperature reaction unit, heats to it;
Biogas residue and biogas liquid is wherein sent in this flash pond and extraction equipment and is processed, after process, biogas residue and biogas liquid out sends into this equipment for separating liquid from solid, the dehydration natural pond liquid that equipment for separating liquid from solid is separated, organic fertilizer can be used as, the clear water that equipment for separating liquid from solid is separated enters sewage equalizing tank, sewage equalizing tank water out then penetration depth aerobic sewage treatment device, out there are water outlet and mud two portions afterwards, wherein water part enters middle pond and sterilizing unit, middle water out exports through intermediate water reuse system, can be used for afforesting, place is rinsed and is flushed the toilet.
In order to solve the problems of the technologies described above, the present invention also proposes following technical scheme: the sewage such as sewage, bath water, ight soil and wash-down water are rinsed through water drain in place, enter normal temperature anaerobic reaction device, out have natural pond liquid and biogas two portions afterwards;
Wherein natural pond liquid out enters sewage equalizing tank, sewage equalizing tank sewage out then penetration depth aerobic sewage treatment device, out there are water outlet and mud two portions afterwards, wherein water part enters middle pond and sterilizing unit, middle water out exports through intermediate water reuse system, can be used for afforesting, place rinses and flush the toilet;
From degree of depth aerobic sewage treatment device sludge part out, after entering equipment for separating liquid from solid, the dehydration natural pond slag separated, can be used as organic fertilizer;
Enter the dehydration desulfurization of marsh gas purifying equipment from normal temperature anaerobic reaction device biogas out and store, the purifying marsh gas obtained, dining room can be transported to and do the energy that cooking uses.
Compared with prior art, the present invention has following beneficial effect: the comprehensive new forms of energy environment friendly system in the crowd is dense district, accomplish that the recycling of refuse environmental protection treatment and refuse generates new forms of energy simultaneously, reduce environmental pollution, reduce energy consumption, economize on resources, reduce costs, there are good economy, society, ecological benefits.
Accompanying drawing explanation
Fig. 1 is the structural representation of the anaeration in normal temperature reaction unit of the comprehensive new forms of energy environment friendly system of crowd compact district of the present invention.
Fig. 2 is the processing flow chart of the comprehensive new forms of energy environment friendly system of crowd compact district of the present invention.
Embodiment
Please refer to Fig. 1 to Fig. 2, the comprehensive new forms of energy environment friendly system in the crowd is dense district, it comprises garbage crushing and system control office 1, raw material equalizing tank 2, anaeration in normal temperature reaction unit 3, flat plate solar water heater 4, attemperater 5, flash pond and extraction equipment 6, equipment for separating liquid from solid 7, marsh gas purifying equipment 8, biogas combustion torch 9, normal temperature anaerobic reaction device 10, sewage equalizing tank 11, degree of depth aerobic sewage treatment device 12, middle pond and sterilizing unit 13, intermediate water reuse system 14.
This raw material equalizing tank 2 includes the facilities and equipment such as grid, raw material chopper, agitator and steel reinforced concrete pool.Here, will the raw material carrying out anaerobically fermenting be prepared, then classify, the material being unsuitable for fermentation is picked; Carry out as adjustments such as concentration, potential of hydrogen, temperature, necessary preparation is carried out in the fermentation for raw material again.
As shown in Figure 1, this anaeration in normal temperature reaction unit 3 includes in one and establishes internal recycle heating unit 31, internal circulation apparatus access port 32, slag-drip opening 33, gas collection and water sealing device 34, overflow pipe 35, effuser 36, thermal-arrest and rain cover 37, feed-pipe 38.
This interior internal recycle heating unit 31 of establishing is seal cavities.
This internal circulation apparatus access port 32 is arranged on this interior upper side of establishing internal recycle heating unit 31.
This slag-drip opening 33 is arranged on this interior bottom sides of establishing internal recycle heating unit 31.
This gas collection and water sealing device 34 are arranged on this interior top of establishing internal recycle heating unit 31.
This overflow pipe 35 one end be arranged on this interior establish the top of internal recycle heating unit 31 and be communicated with this interiorly establish internal recycle heating unit 31, the other end is communicated with this slag-drip opening 33.
This effuser 36 is arranged on the top of this gas collection and water sealing device 34.
This thermal-arrest and rain cover 37 are arranged on the top of this gas collection and water sealing device 34 and this effuser 36.
This feed-pipe 38 is arranged on this interior top of establishing internal recycle heating unit 31, and extends that to penetrate this interior internal recycle heating unit 31 of establishing inner.
The maximum advantage of this anaeration in normal temperature reaction unit 3 is that suitability is extremely strong, various solid and liquid state organics can digest, and technology is simple and easy, unit scale can adjust as required, and cost is not high, what time following its difference maximum with similar anaerobic reaction device system both domestic and external is main:
1, it can process the raw material of various high-concentration organic matter, and other wet type fermentation unit generally can not more than 8%, and our this technology material concentration reaches more than 10%, even higher, so just can improve the factor of created gase that unit pond holds, add the water-lute of original creation and unpowered gas delivery techniques, thus significantly reduce construction and running cost.
2, due to the principle that device adopts intermittent type many groups to continuously ferment, both can send out and system is run stably, raw material can be made again to ferment fully; It has merged the feature of this multiple device, can not attend to one thing and lose sight of another, its uniqueness can handling, also substantially increase the stability of system.
3, exclusive device internal circulation system, can be different according to region, different thermals source can be used to heat up to device and be incubated, to guarantee that fermentation system can normally run at all seasons.
4, because fermenting raw materials is abundant, add supporting solid-liquid separation technique, there is no the problem of so-called secondary pollution, also for fabulous basis has been laid in the process for processing of solid state organic fertilizer.
5, this fermentation unit has fabulous compatibility, can combine as various forms of biologic packing materials etc. with other treatment technology easily, particularly combine with other sewage disposal technology, greatly can reduce the running cost of sewage disposal.
As shown in Figure 2, the organic waste (comprising organic domestic waste, rubbish from cooking, changing food waste) in campus is by after pulverizing, send in this raw material equalizing tank 2, carry out raw material and regulate pre-treatment, then send into this anaeration in normal temperature reaction unit 3, afterwards out comprise biogas residue and biogas liquid, circulation after warm water, biogas three parts.Wherein biogas part, enters marsh gas purifying equipment 8 and to dewater desulfurization storing, the purifying marsh gas obtained, and can be transported to dining room and do the energy that cooking uses, substitute commercially available Sweet natural gas, coal gas.Warm water after circulation wherein, sends into this flat plate solar water heater 4, and the hot water exported afterwards can send into this attemperater 5, and the hot water in attemperater 5 is input to this anaeration in normal temperature reaction unit 3, heats to it.Biogas residue and biogas liquid is wherein sent in this flash pond and extraction equipment 6 and is processed, after process, biogas residue and biogas liquid out sends into this equipment for separating liquid from solid 7, the dehydration natural pond liquid that equipment for separating liquid from solid 7 is separated, can be used as organic fertilizer, the clear water that equipment for separating liquid from solid 7 is separated enters sewage equalizing tank 11.Sewage equalizing tank 11 water out then penetration depth aerobic sewage treatment device 12, out there are water outlet and mud two portions afterwards, wherein water part enters middle pond and sterilizing unit 13, middle water out exports through intermediate water reuse system 14, can be used for afforesting, place rinses and flush the toilet.
In addition, the sewage such as the sewage such as place flushing, bath water, ight soil and wash-down water, through water drain, enter normal temperature anaerobic reaction device 10, out have natural pond liquid and biogas two portions afterwards.Wherein natural pond liquid out enters sewage equalizing tank 11, and sewage equalizing tank 11 sewage out (comprising the clear water that this equipment for separating liquid from solid 7 is separated) then penetration depth aerobic sewage treatment device 12, out has water outlet and mud two portions afterwards.Wherein water part enters middle pond and sterilizing unit 13, and middle water out exports through intermediate water reuse system 14, can be used for doing afforestation design, place is rinsed and flushes the toilet.From degree of depth aerobic sewage treatment device 12 sludge part out, after entering equipment for separating liquid from solid 7, the dehydration natural pond slag separated, can be used as organic fertilizer.Enter marsh gas purifying equipment 8 from normal temperature anaerobic reaction device 10 biogas out to dewater desulfurization storing, the purifying marsh gas obtained, dining room can be transported to and do the energy that cooking uses, substitute commercially available Sweet natural gas, coal gas.
Claims (3)
1. the comprehensive new forms of energy environment friendly system in a crowd is dense district, it is characterized in that, it comprises garbage crushing and system control office, raw material equalizing tank, anaeration in normal temperature reaction unit, flat plate solar water heater, attemperater, flash pond and extraction equipment, equipment for separating liquid from solid, marsh gas purifying equipment, biogas combustion torch, normal temperature anaerobic reaction device, sewage equalizing tank, degree of depth aerobic sewage treatment device, middle pond and sterilizing unit, intermediate water reuse system;
This anaeration in normal temperature reaction unit includes in one establishes internal recycle heating unit, an internal circulation apparatus access port, a slag-drip opening, a gas collection and water sealing device, an overflow pipe, an effuser, a thermal-arrest and rain cover, a feed-pipe;
This interior internal recycle heating unit of establishing is a seal cavity;
This internal circulation apparatus access port is arranged on this interior upper side of establishing internal recycle heating unit;
This slag-drip opening is arranged on this interior bottom sides of establishing internal recycle heating unit;
This gas collection and water sealing device are arranged on this interior top of establishing internal recycle heating unit;
This overflow pipe one end be arranged on this interior establish the top of internal recycle heating unit and be communicated with this interiorly establish internal recycle heating unit, the other end is communicated with this slag-drip opening;
This effuser is arranged on the top of this gas collection and water sealing device;
This thermal-arrest and rain cover are arranged on the top of this gas collection and water sealing device and this effuser;
This feed-pipe is arranged on this interior top of establishing internal recycle heating unit, and extends that to penetrate this interior internal recycle heating unit of establishing inner.
2. the comprehensive new forms of energy environment friendly system in a kind of the crowd is dense district according to claim 1, it is characterized in that, after being pulverized containing the organic waste of organic domestic waste, rubbish from cooking, changing food waste, send in this raw material equalizing tank, carry out raw material and regulate pre-treatment, then send into this anaeration in normal temperature reaction unit, afterwards out comprise biogas residue and biogas liquid, circulation after warm water, biogas three parts;
Wherein biogas part, enters the dehydration desulfurization of marsh gas purifying equipment and stores, the purifying marsh gas obtained, and can be transported to the energy that cooking use is done in dining room;
Warm water after circulation wherein, sends into this flat plate solar water heater, and the hot water exported afterwards can send into this attemperater, and the hot water in attemperater is input to this anaeration in normal temperature reaction unit, heats to it;
Biogas residue and biogas liquid is wherein sent in this flash pond and extraction equipment and is processed, after process, biogas residue and biogas liquid out sends into this equipment for separating liquid from solid, the dehydration natural pond liquid that equipment for separating liquid from solid is separated, organic fertilizer can be used as, the clear water that equipment for separating liquid from solid is separated enters sewage equalizing tank, sewage equalizing tank water out then penetration depth aerobic sewage treatment device, out there are water outlet and mud two portions afterwards, wherein water part enters middle pond and sterilizing unit, middle water out exports through intermediate water reuse system, can be used for afforesting, place is rinsed and is flushed the toilet.
3. the comprehensive new forms of energy environment friendly system in a kind of the crowd is dense district according to claim 1, it is characterized in that, the sewage such as sewage, bath water, ight soil and wash-down water are rinsed through water drain in place, enter normal temperature anaerobic reaction device, out have natural pond liquid and biogas two portions afterwards;
Wherein natural pond liquid out enters sewage equalizing tank, sewage equalizing tank sewage out then penetration depth aerobic sewage treatment device, out there are water outlet and mud two portions afterwards, wherein water part enters middle pond and sterilizing unit, middle water out exports through intermediate water reuse system, can be used for afforesting, place rinses and flush the toilet;
From degree of depth aerobic sewage treatment device sludge part out, after entering equipment for separating liquid from solid, the dehydration natural pond slag separated, can be used as organic fertilizer;
Enter the dehydration desulfurization of marsh gas purifying equipment from normal temperature anaerobic reaction device biogas out and store, the purifying marsh gas obtained, dining room can be transported to and do the energy that cooking uses.
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| CN201510237050.6A CN104789460A (en) | 2015-05-12 | 2015-05-12 | Comprehensive new-energy environment-friendly system of crowded regions |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106116028A (en) * | 2016-07-22 | 2016-11-16 | 深圳市新岚再生资源有限公司 | A kind of rubbish and the processing method of sewage |
| CN106972528A (en) * | 2017-04-14 | 2017-07-21 | 刘国欢 | Regenerative resource green building system |
| CN110777056A (en) * | 2018-07-30 | 2020-02-11 | 王光明 | Integrated medium-temperature anaerobic reaction device |
-
2015
- 2015-05-12 CN CN201510237050.6A patent/CN104789460A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106116028A (en) * | 2016-07-22 | 2016-11-16 | 深圳市新岚再生资源有限公司 | A kind of rubbish and the processing method of sewage |
| CN106972528A (en) * | 2017-04-14 | 2017-07-21 | 刘国欢 | Regenerative resource green building system |
| CN110777056A (en) * | 2018-07-30 | 2020-02-11 | 王光明 | Integrated medium-temperature anaerobic reaction device |
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Application publication date: 20150722 |
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