CN101700942B - Device and method for processing waste firedamp liquid - Google Patents
Device and method for processing waste firedamp liquid Download PDFInfo
- Publication number
- CN101700942B CN101700942B CN200910073142XA CN200910073142A CN101700942B CN 101700942 B CN101700942 B CN 101700942B CN 200910073142X A CN200910073142X A CN 200910073142XA CN 200910073142 A CN200910073142 A CN 200910073142A CN 101700942 B CN101700942 B CN 101700942B
- Authority
- CN
- China
- Prior art keywords
- waste firedamp
- waste
- treatment unit
- firedamp liquid
- liquid
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
-
- 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
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
Landscapes
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to a device and a method for processing waste firedamp liquid, belonging to the field of sewage treatment. The invention solves the problems of high cost of purifying the waste firedamp liquid and easy secondary pollution of the traditional processes for treating the waste firedamp liquid. A separation device is arranged under a firedamp fermentation cylinder, the side wall at the lower end of the firedamp fermentation cylinder is communicated with the separation device by a waste firedamp liquid outlet pipe, a liquid outlet on the side wall of a fermentation tank is communicated with one end of an outlet pipe by a sewage pump, and the other end of the outlet pipe is communicated with the upper end of the firedamp fermentation cylinder. The method comprises the following steps: after filtrated, residuals generated after firedamp fermentation is fermented and then completely flows back to be used for fermenting the firedamp, thereby finishing treatment of the waste firedamp liquid. The device for processing the waste firedamp liquid has the advantages of simple structure, low manufacturing cost, little ground occupation, high strength and convenient construction; the method for processing the waste firedamp liquid by the device is simple and convenient to operate and reduces the purification cost, and the generated firedamp is used as energy, which purifies the environment.
Description
Technical field
The invention belongs to sewage treatment area, be specifically related to a kind of treatment unit and treatment process thereof of waste firedamp liquid.
Background technology
Biogas is reproducible clean energy, and development biogas is the important component part of China energy strategy, and the supply of increase high-grade energy, alleviation national energy pressure are of great immediate significance.Along with the large-scale application of biogas, the waste firedamp liquid in the residuum that the fermentation back produces (being made up of useless natural pond slag and waste firedamp liquid) is treated as the focus that people attract attention.The technology of existing processing waste firedamp liquid is that the sewage process that will produce purifies discharging then, and the cost of purification waste firedamp liquid is very high, and easily causes secondary pollution.
Summary of the invention
There is the cost height that purifies waste firedamp liquid in the present invention, easily causes secondary pollution problem in order to solve the existing technology of handling waste firedamp liquid; And a kind of treatment unit and treatment process thereof of waste firedamp liquid are provided.
The treatment unit of waste firedamp liquid comprises sump pump, delivery line and waste firedamp liquid outlet pipe among the present invention, described treatment unit also comprises tripping device, fermentation vat and cover plate, described tripping device is made of doline housing, dross extractor and filter screen, dross extractor and filter screen are successively set in the cylinder chamber on doline housing top from top to bottom, and cover plate is arranged on the upper surface of fermentation vat and with fermentation vat is airtight and is connected; Tripping device is arranged on the below of marsh-gas fermentation tank, the lower end sidewall of marsh-gas fermentation tank is communicated with tripping device by the waste firedamp liquid outlet pipe, the lower end of doline housing is installed and on the cover board and with fermentation vat is communicated with, liquid outlet on the fermentation vat sidewall is communicated with the inlet of sump pump, the sewage pump outlet is communicated with an end of delivery line, and the other end of delivery line is communicated with the upper end of marsh-gas fermentation tank; It is as follows to utilize the treatment unit of above-mentioned waste firedamp liquid to handle the method for waste firedamp liquid: the waste firedamp liquid that the residuum that produces behind the biogas fermentation is obtained after tripping device filters, feed fermentation vat, simultaneously in fermentation vat, added the composite fungus agent secondary fermentation 18～20 hours, all be back to again and be used for fermentation methane in the marsh-gas fermentation tank, promptly finished the processing of waste firedamp liquid; Wherein the inoculum size of composite fungus agent is 0.5%～1% (quality), and described composite fungus agent is that 100: 1 milk-acid bacteria and yeast formed by the number ratio.
The another kind of structure of the treatment unit of waste firedamp liquid of the present invention: described treatment unit comprises sump pump, delivery line and waste firedamp liquid outlet pipe, described treatment unit also comprises tripping device, described tripping device is made of doline housing, dross extractor and filter screen, and dross extractor and filter screen are successively set in the cylinder chamber on doline housing top from top to bottom; Tripping device is arranged on the top of marsh-gas fermentation tank and is communicated with it, and the lower end sidewall of marsh-gas fermentation tank is communicated with the inlet of sump pump by the waste firedamp liquid outlet pipe, and the sewage pump outlet is communicated with an end of delivery line, and the other end of delivery line is communicated with tripping device; Its method of handling waste firedamp liquid is as follows: the waste firedamp liquid that the residuum that produces behind the biogas fermentation is obtained after tripping device filters, all be back to waste firedamp liquid in the marsh-gas fermentation tank, after in marsh-gas fermentation tank, adding composite fungus agent then, fermenting was used for fermentation methane after 18～20 hours, had promptly finished the processing of waste firedamp liquid; Wherein the inoculum size of composite fungus agent is 0.5%～1% (quality), and described composite fungus agent is that 100: 1 milk-acid bacteria and yeast formed by the number ratio.
That waste firedamp liquid treatment unit of the present invention has is simple in structure, low cost of manufacture, occupation of land are few, the advantage of intensity height, easy construction.The method of waste firedamp liquid being handled by device of the present invention is simple, and is easy to operate, when producing biogas as the energy, also purified environment.
The present invention separates the solid matter in the residuum of biogas fermentation (useless natural pond slag), carries out drying treatment and uses as fertilizer.And isolated waste firedamp liquid is used for replacing batching water after composite fungus agent is handled, prepare burden, insufficient section replenishes with water and is used for fermentation methane, this process does not influence the factor of created gase of biogas, and make the output of biogas improve owing to containing a large amount of microorganisms and organic matter in the sewage, the output of biogas can improve about 10%, and then realizes the zero release of waste firedamp liquid, and has saved the expense of a large sum of waste firedamp liquid purifying treatment.
Description of drawings
Fig. 1 is a structural representation of the present invention, and Fig. 2 is the structural representation of embodiment two, and Fig. 3 is the structural representation of embodiment seven.
Embodiment
Embodiment one: as shown in Figure 1, the treatment unit of the described waste firedamp liquid of present embodiment comprises sump pump 10, delivery line 11, waste firedamp liquid outlet pipe 4, tripping device 1, fermentation vat 2 and cover plate 7, described tripping device 1 is made of doline housing 17, dross extractor 5 and filter screen 6, dross extractor 5 and filter screen 6 are successively set in the cylinder chamber on doline housing 17 tops from top to bottom, cover plate 7 be arranged on the upper surface of fermentation vat 2 and with 2 airtight connections of fermentation vat; Tripping device 1 is arranged on the below of marsh-gas fermentation tank 14, the lower end sidewall of marsh-gas fermentation tank 14 is communicated with tripping device 1 by waste firedamp liquid outlet pipe 4, the lower end of doline housing 17 is installed on the cover plate 7 and with fermentation vat 2 and is communicated with, liquid outlet on the fermentation vat sidewall is communicated with the inlet of sump pump 10, the outlet of sump pump 10 is communicated with an end of delivery line 11, and the other end of delivery line 11 is communicated with the upper end of marsh-gas fermentation tank 14.Also be provided with airway 8 on the cover plate 7.
Simple in structure, low cost of manufacture, the occupation of land of waste firedamp liquid treatment unit of the present invention are few, intensity height, easy construction, simple to the treatment process of sewage dirt, easy to operate by waste disposal plant after utilizing biogas fermentation, when producing biogas, also purified environment as the energy.
The profile of the fermentation vat 2 in the present embodiment can be drum shape or square etc.; Described fermentation vat 2 can be embedded in underground, also can be built on the ground; Fermentation vat 2 can be built with brick mix structure, and rotproofing is carried out in inside, and waterproofing protection is carried out in the outside, has good anti-corrosion like this and reduces production costs.Fermentation vat 2 very useful glass reinforced plastic or plastics are made cover plate 7 in the present embodiment, are tightly connected with fermentation vat 2.Have good anti-corrosion like this and reduce production costs, possess extraneous anti-pressure ability.
Embodiment two: as shown in Figure 2, the described treatment unit of present embodiment also comprises dosing chamber 3, and the other end of delivery line 11 is communicated with the upper end of marsh-gas fermentation tank 14 by dosing chamber 3.Also be provided with feed-pipe 13 on the dosing chamber 3.Other composition and annexation are identical with embodiment one.
Embodiment three: as illustrated in fig. 1 and 2, the described treatment unit of present embodiment also comprises temperature sensor 9, and described temperature sensor 9 is arranged on the sidewall of fermentation vat 2 and the measuring junction of temperature sensor 9 is positioned at fermentation vat 2.Other composition and annexation are identical with embodiment two.
Embodiment four: as illustrated in fig. 1 and 2, the described treatment unit of present embodiment also comprises waste firedamp liquid flowrate control valve 16, and described waste firedamp liquid flowrate control valve 16 is arranged on the waste firedamp liquid outlet pipe 4.Other composition and annexation are identical with embodiment one, two or three.
Embodiment five: as illustrated in fig. 1 and 2, the described treatment unit of present embodiment also comprises tripping device control valve 15, and described tripping device control valve 15 is arranged on the awl tube of doline housing 17 and is positioned at the outside of fermentation vat 2.Other composition and annexation are identical with embodiment four.
Embodiment six: as illustrated in fig. 1 and 2, the described treatment unit of present embodiment also comprises derives flow quantity control valve 12, and described derivation flow quantity control valve 12 is arranged between the inlet of liquid outlet on the fermentation vat sidewall and sump pump 10.Other composition and annexation are identical with embodiment five.
Embodiment seven: as shown in Figure 3, the treatment unit of the described waste firedamp liquid of present embodiment comprises sump pump 10, delivery line 11, waste firedamp liquid outlet pipe 4 and tripping device 1, described tripping device 1 is made of doline housing 17, dross extractor 5 and filter screen 6, and dross extractor 5 and filter screen 6 are successively set in the cylinder chamber on doline housing 17 tops from top to bottom; Tripping device 1 is arranged on the top of marsh-gas fermentation tank 14 and is communicated with it, the lower end sidewall of marsh-gas fermentation tank 14 is communicated with the inlet of sump pump 10 by waste firedamp liquid outlet pipe 4, the outlet of sump pump 10 is communicated with an end of delivery line 11, and the other end of delivery line 11 is communicated with tripping device 1.
Simple in structure, low cost of manufacture, the occupation of land of waste firedamp liquid treatment unit of the present invention are few, intensity height, easy construction, simple to the treatment process of sewage dirt, easy to operate by waste disposal plant after utilizing biogas fermentation, when producing biogas, also purified environment as the energy.
Embodiment eight: as shown in Figure 3, the described treatment unit of present embodiment also comprises the tripping device control valve 15 and the first waste firedamp liquid flowrate control valve 18, and described tripping device control valve 15 is arranged on the awl tube of doline housing 17 and is positioned at the outside of fermentation vat 2; The described first waste firedamp liquid flowrate control valve 18 is arranged on the waste firedamp liquid outlet pipe 4.Other composition and annexation are identical with embodiment seven.
Embodiment nine: it is as follows to utilize the described waste firedamp liquid treatment unit of embodiment one to handle the method for waste firedamp liquid in the present embodiment: the waste firedamp liquid that the residuum that produces behind the biogas fermentation is obtained after tripping device 1 filters, feed fermentation vat 2, in fermentation vat 2, add simultaneously composite fungus agent secondary fermentation 18～20 hours, all be back in the marsh-gas fermentation tank 14 again and be used for fermentation methane, promptly finished the processing of waste firedamp liquid; Wherein the inoculum size of composite fungus agent is 0.5%～1% (quality), and described composite fungus agent is that 100: 1 milk-acid bacteria and yeast formed by the number ratio.
From marsh-gas fermentation tank 14, discharge the residuum that produces behind the biogas fermentation, be drained into tripping device 1 inner filtration through liquid-inlet pipe 4, solid-liquid separation, insoluble solid matter (useless natural pond slag) pushes away away with dross extractor 5 and carries out using as fertilizer after the drying treatment, liquid substance (waste firedamp liquid)-for containing the sewage of large amount of organic matter, filtration through filter screen 6 enters into fermentation vat 2, add composite fungus agent simultaneously, because the leavening temperature of general biogas is more than 30 ℃, and the temperature of waste firedamp liquid that enters into fermentation vat 2 is between 25 ℃-35 ℃, be fit to very much the microbial growth breeding, at this moment add microbiobacterial agent and carry out biochemical Decomposition, the material that methanobacteria can be difficult to utilize is decomposed on the one hand, is convenient to the utilization of methanobacteria, also can will fall the disadvantageous material decomposition of methane fermentation on the other hand.Also can produce some methane gass in treating processes discharges through the escape pipe on the cover plate 78.After 18-20 hour, finish fermentation.The waste firedamp liquid that fermented utilizes through sump pump 3 backflow marsh-gas fermentation tanks 14.
The present embodiment method realizes the zero release of sewage, and has saved a large sum of waste firedamp liquid purifying treatment expense, utilizes the output of the waste firedamp liquid fermentation methane after present embodiment is handled also to increase simultaneously, has improved about 10%.
Embodiment ten: what present embodiment and embodiment nine were different is: the inoculum size of composite fungus agent is 0.6～0.8% (quality).Other step and parameter are identical with embodiment nine.
The present embodiment method realizes the zero release of sewage, and has saved a large sum of waste firedamp liquid purifying treatment expense, and the output of the waste firedamp liquid fermentation methane after utilizing the present invention to handle simultaneously also increases, and has improved 5%.
Embodiment 11: what present embodiment and embodiment nine were different is: the inoculum size of composite fungus agent is 0.7% (quality).Other step and parameter are identical with embodiment nine.
The present embodiment method realizes the zero release of sewage, and has saved a large sum of waste firedamp liquid purifying treatment expense, and the output of biogas also increases simultaneously, and the output of biogas has improved 5%.
Embodiment 12: utilize the method for embodiment seven described waste firedamp liquid treatment unit processing waste firedamp liquids as follows in the present embodiment: the residuum that produces behind the biogas fermentation is obtained waste firedamp liquid after tripping device 1 filters, waste firedamp liquid all is back in the marsh-gas fermentation tank 14, after in marsh-gas fermentation tank 14, adding composite fungus agent then, fermenting was used for fermentation methane after 18～20 hours, had promptly finished the processing of waste firedamp liquid; Wherein the inoculum size of composite fungus agent is 0.5%～1% (quality), and described composite fungus agent is that 100: 1 milk-acid bacteria and yeast formed by the number ratio.
The present embodiment method realizes the zero release of sewage, and has saved a large sum of waste firedamp liquid purifying treatment expense,
Utilize the output of the waste firedamp liquid fermentation methane after present embodiment is handled also to increase simultaneously, improved about 10%.
Embodiment 13: what present embodiment and embodiment 12 were different is: the inoculum size of composite fungus agent is 0.6～0.8% (quality).Other step and parameter are identical with embodiment 12.
The present embodiment method realizes the zero release of sewage, and has saved a large sum of waste firedamp liquid purifying treatment expense, and the output of the waste firedamp liquid fermentation methane after utilizing the present invention to handle simultaneously also increases, and has improved 5%.
Embodiment 14: what present embodiment and embodiment 12 were different is: the inoculum size of composite fungus agent is 0.7% (quality).Other step and parameter are identical with embodiment 12.
The present embodiment method realizes the zero release of sewage, and has saved a large sum of waste firedamp liquid purifying treatment expense, and the output of biogas also increases simultaneously, and the output of biogas has improved 5%.
Claims (10)
1. the treatment unit of a waste firedamp liquid, described treatment unit comprises sump pump (10), delivery line (11) and waste firedamp liquid outlet pipe (4), it is characterized in that: described treatment unit also comprises tripping device (1), fermentation vat (2) and cover plate (7), described tripping device (1) is made of doline housing (17), dross extractor (5) and filter screen (6), dross extractor (5) and filter screen (6) are successively set in the cylinder chamber on doline housing (17) top from top to bottom, cover plate (7) be arranged on the upper surface of fermentation vat (2) and with airtight connection of fermentation vat (2); Tripping device (1) is arranged on the below of marsh-gas fermentation tank (14), the lower end sidewall of marsh-gas fermentation tank (14) is communicated with tripping device (1) by waste firedamp liquid outlet pipe (4), the lower end of doline housing (17) is installed in cover plate (7) and upward and with fermentation vat (2) is communicated with, liquid outlet on the fermentation vat sidewall is communicated with the inlet of sump pump (10), the outlet of sump pump (10) is communicated with an end of delivery line (11), and the other end of delivery line (11) is communicated with the upper end of marsh-gas fermentation tank (14).
2. the treatment unit of waste firedamp liquid according to claim 1, it is characterized in that: described treatment unit also comprises dosing chamber (3), the other end of delivery line (11) is communicated with the upper end of marsh-gas fermentation tank (14) by dosing chamber (3).
3. the treatment unit of waste firedamp liquid according to claim 2, it is characterized in that: described treatment unit also comprises temperature sensor (9), and described temperature sensor (9) is arranged on the sidewall of fermentation vat (2) and the measuring junction of temperature sensor (9) is positioned at fermentation vat (2).
4. according to the treatment unit of claim 1,2 or 3 described waste firedamp liquids, it is characterized in that: described treatment unit also comprises waste firedamp liquid flowrate control valve (16), and described waste firedamp liquid flowrate control valve (16) is arranged on the waste firedamp liquid outlet pipe (4).
5. the treatment unit of waste firedamp liquid according to claim 4, it is characterized in that: described treatment unit also comprises tripping device control valve (15), and described tripping device control valve (15) is arranged on the awl tube of doline housing (17) and is positioned at the outside of fermentation vat (2).
6. the treatment unit of waste firedamp liquid according to claim 5, it is characterized in that: described treatment unit also comprises derives flow quantity control valve (12), and described derivation flow quantity control valve (12) is arranged between the inlet of liquid outlet on the fermentation vat sidewall and sump pump (10).
7. the treatment unit of a waste firedamp liquid, described treatment unit comprises sump pump (10), delivery line (11) and waste firedamp liquid outlet pipe (4), it is characterized in that: described treatment unit also comprises tripping device (1), described tripping device (1) is made of doline housing (17), dross extractor (5) and filter screen (6), and dross extractor (5) and filter screen (6) are successively set in the cylinder chamber on doline housing (17) top from top to bottom; Tripping device (1) is arranged on the top of marsh-gas fermentation tank (14) and is communicated with it, the lower end sidewall of marsh-gas fermentation tank (14) is communicated with the inlet of sump pump (10) by waste firedamp liquid outlet pipe (4), the outlet of sump pump (10) is communicated with an end of delivery line (11), and the other end of delivery line (11) is communicated with tripping device (1).
8. the treatment unit of waste firedamp liquid according to claim 7, it is characterized in that: described treatment unit also comprises the tripping device control valve (15) and the first waste firedamp liquid flowrate control valve (18), and described tripping device control valve (15) is arranged on the awl tube of doline housing (17) and is positioned at the outside of fermentation vat (2); The described first waste firedamp liquid flowrate control valve (18) is arranged on the waste firedamp liquid outlet pipe (4).
9. utilize the described waste firedamp liquid treatment unit of claim 1 to handle the method for waste firedamp liquid, the treatment process that it is characterized in that waste firedamp liquid is as follows: the waste firedamp liquid that the residuum that produces behind the biogas fermentation is obtained after tripping device (1) filters, feed fermentation vat (2), simultaneously in fermentation vat (2), added the composite fungus agent secondary fermentation 18～20 hours, all be back to again in the marsh-gas fermentation tank (14) and be used for fermentation methane, promptly finished the processing of waste firedamp liquid; Wherein the inoculum size of composite fungus agent is 0.5%～1% (quality), and described composite fungus agent is that 100: 1 milk-acid bacteria and yeast formed by the number ratio.
10. utilize the described waste firedamp liquid treatment unit of claim 7 to handle the method for waste firedamp liquid, the treatment process that it is characterized in that waste firedamp liquid is as follows: the residuum that produces behind the biogas fermentation is obtained waste firedamp liquid after tripping device (1) filters, waste firedamp liquid all is back in the marsh-gas fermentation tank (14), after in marsh-gas fermentation tank (14), adding composite fungus agent then, fermenting was used for fermentation methane after 18～20 hours, had promptly finished the processing of waste firedamp liquid; Wherein the inoculum size of composite fungus agent is 0.5%～1% (quality), and described composite fungus agent is that 100: 1 milk-acid bacteria and yeast formed by the number ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910073142XA CN101700942B (en) | 2009-11-06 | 2009-11-06 | Device and method for processing waste firedamp liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910073142XA CN101700942B (en) | 2009-11-06 | 2009-11-06 | Device and method for processing waste firedamp liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101700942A CN101700942A (en) | 2010-05-05 |
| CN101700942B true CN101700942B (en) | 2011-05-18 |
Family
ID=42155875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910073142XA Expired - Fee Related CN101700942B (en) | 2009-11-06 | 2009-11-06 | Device and method for processing waste firedamp liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101700942B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928081B (en) * | 2010-08-24 | 2012-06-13 | 海门市兴农畜牧机械制造有限公司 | Biogas residue and biogas liquid treatment machine |
| CN102020491B (en) * | 2010-12-07 | 2013-05-15 | 绿能生态环境科技有限公司 | Production equipment for anaerobic digestion liquid organic compound fertilizer |
| CN102161553B (en) * | 2011-03-04 | 2014-07-02 | 广东工业大学 | Method for treating wastewater generated in preparation of biogas from kitchen waste |
| CN102249743B (en) * | 2011-05-09 | 2013-06-05 | 长春市农业机械研究院 | Method for producing organic concentrated compound liquid fertilizer from marsh liquid at normal temperature |
| CN102229504B (en) * | 2011-05-25 | 2013-06-26 | 华中农业大学 | Method for producing biogas slurry fertilizer having advantages of no biogas slurry odor and high fertilizer efficiency |
| CN103477909B (en) * | 2013-09-18 | 2015-10-28 | 黑龙江农科肥业有限责任公司 | Based on the northern greenhouse room Vegetable produce system of three natural pond comprehensive utilizations |
| CN104150610B (en) * | 2014-08-18 | 2016-04-13 | 漳州美利德生物工程有限公司 | A kind of method utilizing jelly genus bacillus process biogas tail washings |
-
2009
- 2009-11-06 CN CN200910073142XA patent/CN101700942B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101700942A (en) | 2010-05-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101700942B (en) | Device and method for processing waste firedamp liquid | |
| CN108658638A (en) | A kind of device with anaerobic fermentation and medium temperature oxidization combination operation production organic fertilizer | |
| AU2020100952A4 (en) | An Anaerobic Digestion Device For Strengthening Biogas Production By Self-Sustaining Air Floatation | |
| CN103408190B (en) | Sewage disposal system | |
| CN108249573A (en) | A kind of biologic purifying pot for sewage disposal | |
| CN100447113C (en) | Device for preparing ecological fertilizer by using livestock and poultry manure | |
| CN203187497U (en) | Zero-energy-consumption artificial wetland sewage treatment system | |
| CN2714565Y (en) | Integrated biological decomposing device for organic domestic refuse | |
| CN212450827U (en) | External circulation denitrification bioreactor | |
| CN201250231Y (en) | Integrated fermentation device | |
| CN201458821U (en) | anaerobic reactor | |
| CN210620565U (en) | Sludge concentration dewatering system | |
| CN100509659C (en) | Zero-discharging treatment method of regenerated waste water for paper making | |
| CN201125201Y (en) | Combined type intermediate water treating eqiupment | |
| CN117535123A (en) | System for preparing natural gas by high-efficiency biomass medium-high temperature anaerobic fermentation and process for preparing natural gas by using same | |
| CN201770575U (en) | Combined membrane bioreactor | |
| CN204125315U (en) | A kind of plant biogas fermentation device | |
| CN204369729U (en) | Novel moulded formed glass tempering excrement device | |
| CN201006862Y (en) | Device for preparing ecological fertilizer by using livestock and poultry manure | |
| CN203159411U (en) | Zero-energy consumption land adsorption bed sewage-treatment system | |
| CN206089332U (en) | Sewage resource system up to standard is synthesized in multi -functional villages and small towns | |
| CN201433210Y (en) | Methane lifting type intensified anaerobic reactor | |
| CN208667394U (en) | A kind of low energy consumption anaerobic membrane biological reaction system | |
| CN206901870U (en) | A kind of efficient compound anaerobic reactor | |
| CN202519125U (en) | Synergistic precipitation and biological filter combined reactor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20131106 |