CN101238770B - Biogas slurry pipeline fertilizing device - Google Patents
Biogas slurry pipeline fertilizing device Download PDFInfo
- Publication number
- CN101238770B CN101238770B CN2008100694360A CN200810069436A CN101238770B CN 101238770 B CN101238770 B CN 101238770B CN 2008100694360 A CN2008100694360 A CN 2008100694360A CN 200810069436 A CN200810069436 A CN 200810069436A CN 101238770 B CN101238770 B CN 101238770B
- Authority
- CN
- China
- Prior art keywords
- trunk line
- tube
- valve
- pipe
- biogas slurry
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Landscapes
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
The invention relates to a biogas liquid pipeline fertilization device, which includes waste water disposal pump placed at the bottom part of the biogas liquid storage pool, the inverted valve which is placed above the immersed type waste water disposal pump, the liquid inlet tube which is connected to the inverted valve, the main tube which is connected to the liquid inlet tube, the fast pressure-relief valve and gate valve which are installed on the main tube, many branch tubes which are connected to the main tube, the water outlet pile which is connected to the main tube or the branch tube,the control valve which is fixed on the said water outlet pile, the soft tube which is connected to the water outlet pile, the deposit collecting tubes which are installed at the bottom part and theright angle corner of the main tube and branch tubes, the outlet valve which are installed on the said main tube and the branch tubes. The biogas liquid pipeline fertilization device can fertilize thefield, which is good for environmental protection, and has the advantages of low cost and long lifespan.
Description
Technical field
The present invention relates to a kind of biogas slurry pipeline fertilizing device, particularly a kind ofly be used to culture the dirty also pipeline fertilizing device in field of excrement.
Background technology
The bulky stool dirt that the breeding scale industry can produce has caused harmful effect to environment, and rural environment, drinking water source and Agro-ecology have been caused harm.Because the excrement dirt includes a large amount of short fibers, be difficult to by pipeline transportation, mainly by manpower animal power backpack and using, traditional using method cost height, use is numerous and diverse, efficient is low, be difficult to digest the excrement dirt that breeding scale produces, first-class fertilizer often also can only be abandoned and cause environmental pollution.And on the other hand, plant husbandry must be used chemical fertilizer again in a large number, makes it to become the largest source of rural area pollution of area source.Some enterprises take to do rare separation, have just reduced the discharge capacity of excrement and urine waste, can't fundamentally solve the dirty exhaust emission environmental problem of excrement, and, ferment in the open argol, occupation of land problem, foul smell, mosquitos and flies contaminated environment, problems such as the heavy metal pollution that exceeds standard in the ight soil are difficult to solve.The enterprise that has will culture the excrement dirt and carry out after biogas handles, adopt common irrigation conduit to use, but owing to contain a large amount of chemical substances meeting corrosion pipelines in the liquid of natural pond, common water pump easily stops up, liquid secondary fermentation in pipeline in natural pond can cause booster, impurity such as natural pond slag, microorganism also can cause corrosion by pipeline and stop up, and therefore are difficult to natural pond liquid is effectively utilized.All adopt portable irrigation hose, be not suitable for big-and-middle-sized kind of plant, and flexible pipe limited cracky leakage in service life, too much leakage can cause working environment to worsen, raffinate pollution effect pipeline collection in the pipeline.
At present, also not at culturing the dirty also system and device in field of excrement.
Summary of the invention
The object of the present invention is to provide a kind of dirty also biogas slurry pipeline fertilizing device in field of excrement that is used to culture, the fertilising that is mainly used in economic crops such as orchard, vegetable garden is poured water.
The objective of the invention is to be achieved through the following technical solutions: a kind of biogas slurry pipeline fertilizing device, it comprises the submersible type sewage pump that places the liquid storage tank bottom, the non-return valve that above the submersible type sewage pump, is provided with, the feed tube that is connected with described non-return valve, the trunk line that is connected with described feed tube, be installed in quick pressure relieving valve and gate valve on the described trunk line, several branch pipe(tube)s that are connected with trunk line, the water outlet stake that is connected with trunk line or branch pipe(tube), be installed in the control valve in the water outlet stake, the water outlet stake is connected with flexible pipe by control valve, described master, the bottom, low-lying place and the right-angle turning place of branch pipe(tube) are provided with the sediment collecting pipe, and air bleeding valve also is installed on described trunk line and the branch pipe(tube).Why the present invention is provided with quick pressure relieving valve is for can instantaneous whole unlatchings when pipeline pressure surpasses the tubing holding capacity, discharges by natural pond liquid stream and reduces pipeline pressure and prevent booster; Described air bleeding valve is for liquid level in the effective control valve, can prevent that natural pond liquid from leaking, and the gas that in time reason such as fermentation produces in the discharge line prevents booster simultaneously, and also air inlet in time prevents negative pressure damage pipeline.
For reducing ducted sediment, also be coated with screen pack on the described sewage pump, described sediment collecting pipe is designed to perpendicular to ground; In order regularly to remove the sediment in the sediment collecting pipe, described sediment collecting pipe also is provided with access hole.Described air bleeding valve is preferably disposed on the height point top, trunk line male portion of described trunk line or end and pipeline continuous length do not reach 500 meters.
More unobstructed for natural pond liquid is flowed in pipeline, anti-small amount of impurities blocking pipe, the diameter of described trunk line and branch pipe(tube) is not less than 50mm; For making things convenient for irrigation operation and pre-anti-clogging, the diameter of described water outlet stake is greater than 25mm, less than 50mm; Water outlet stake intubation length is 200～300mm, also can adopt quick socket (interface).
For further improving sedimentation effect, the depth design of described sediment collecting pipe is that 200～300mm is good.
Irrigate for making the present invention also can be used for clear water, described trunk line can be communicated with the clear water pipe.When injecting clear water to liquid storage tank injection clear water or by the clear water pipe, the present invention also can be used for the clear water irrigation or is convenient to dilute natural pond liquid irrigating concentration, realizes field irrigation, reaches the effect of pipe blow-through simultaneously.
For making the sufficiently long service life that has of the present invention, the material of all pipelines of the present invention is corrosion resistant plastic tube, as plastic water supply pipe roads such as UPVC, PE, PPR; The exposed part of all pipelines should have the ageing resistance more than 5 years; All valve fittings adopt corrosion resistant plastics or ceramic material etc.
For guaranteeing the compression strength of flexible pipe, described flexible pipe is provided with glass fiber net or nylon wire is reinforced.
The invention has the beneficial effects as follows: (1) since lead, the bottom, low-lying place and the right-angle turning place of branch pipe(tube) be provided with the sediment collecting pipe, described sediment collecting pipe is connected with pipeline and perpendicular to ground, therefore mushroom, natural pond slag and the chemical precipitates in the liquid of natural pond can precipitate in the sediment collecting pipe, so that natural pond liquid does not transport in pipeline and can stop up; (2), can get rid of the gas that natural pond liquid produces at fermentation pipe with when mobile rapidly, the not explosion of protection pipeline, air inlet in time, the negative pressure damage pipeline that the prevention liquid at high speed produces when flowing because air bleeding valve is installed on trunk line; (3) because quick pressure relieving valve has been installed,, can guarantee that also manifold pressure is normal, the not explosion of protection pipeline even pipeline pressure raises suddenly; (4) because the diameter of trunk line is not less than 50mm, the end diameter of the branch pipe(tube) that is connected with trunk line is not less than 50mm, the diameter that is installed in the water outlet stake on trunk line or the branch pipe(tube) is greater than 25mm, less than 50mm, therefore natural pond liquid circulates more unobstructed in pipeline, both guaranteed that relatively low pipeline built the peace cost, prevented the obstruction of pipeline again; (5) because the main component of natural pond liquid is a water, trunk line can be communicated with the clear water pipe simultaneously, so the present invention can effectively utilize native system, the fertilising of realization pipeline, reduction production management cost and conserve water resource; (6) because trunk line also is communicated with the clear water pipe, liquid storage tank also can inject clear water or inject clear water by the clear water pipe, so the present invention can effectively utilize existing natural pond liquid fertilization system to pour water, and realizes the pipeline fertilising, reduce cost, simultaneously service conduit also capable of washing and be convenient to control natural pond liquid concentration; (7) because the material of all pipelines is corrosion resistant plastic tube, and all valve fittings also adopt resistant materials such as plastics or pottery, therefore long service life of the present invention; (8) because the depth design of sediment collecting pipe is 200～300mm, and access hole sediment exclusion in time is set, so sedimentation effect is better, the more difficult obstruction of pipeline; (9) be provided with glass fiber net or nylon wire owing in the flexible pipe, thus the compression strength height of flexible pipe, long service life; (10) in a word, therefore the present invention can help environmental protection with natural pond liquid by pipeline field also, and reduces and culture the dirty processing cost of excrement, realizes the purpose of development of agricultural circulation economy and energy-saving and emission-reduction.
Description of drawings
Fig. 1 is an operation principle schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing specific embodiments of the invention are described further.
Embodiment: as shown in Figure 1, a kind of adaptation, cultured the dirty also biogas slurry pipeline fertilizing device in field of excrement, and it comprises the submersible type sewage pump 1 that places the liquid storage tank bottom, and described sewage pump pump mouth is 500～800mm apart from the liquid storage tank distance from bottom; Be coated on the screen pack 13 on the sewage pump 1; The non-return valve 2 that above the submersible type sewage pump, is provided with; The feed tube 3 that is connected with described non-return valve 2; The trunk line 4a that is connected with described feed tube 3; Be installed in quick pressure relieving valve 5 and gate valve 6 on the described trunk line 4a; The branch pipe(tube) 4b that is connected with trunk line 4a; The diameter of described trunk line 4a and branch pipe(tube) 4b is not less than 50mm; The water outlet stake 10 that is connected with branch pipe(tube) 4b, the diameter of described water outlet stake 10 are between 25-50mm, and length is 200-300mm; Be installed in the control valve 12 in the described water outlet stake; Water outlet stake 10 is connected with flexible pipe 8 by control valve 12, and described flexible pipe is provided with glass fiber net and reinforces, described water outlet stake service radius 25m; At the sediment collecting pipe 7 that bottom, low-lying place and the right-angle turning place of described trunk line 4a are provided with band access hole 15, described sediment collecting pipe 7 is connected with described trunk line 4a and perpendicular to ground, the degree of depth is 200-300mm; Described trunk line 4a is communicated with clear water pipe 11, and described clear water pipe is provided with gate valve 14; Described feed tube 3, trunk line 4a and branch pipe(tube) 4b are UPVC or PPR feed pipe, and described trunk line 4a and branch pipe(tube) 4b need bury underground, and the exposed part of feed tube 3, branch pipe(tube) 4b has the ageing resistance more than 5 years; The material of described non-return valve 2, quick pressure relieving valve 5, air bleeding valve 9 and control gate valve 6,12 is corrosion barrier such as plastics or pottery.During the 1 energising work of submersible type sewage pump, natural pond liquid is extracted in the feed tube 3 through filter screen 13, is transported to then among the trunk line 4a, be transported to branch pipe(tube) 4b again, flowing to flexible pipe 8 through water outlet stake 10 can irrigate.Gate valve 6 and control valve 12 can be controlled the natural pond flow quantity of trunk line 4a and water outlet stake 10 respectively, during 12 actions of gate valve 6 or control valve or sewage pump can cause the pressure of trunk line 4a to increase suddenly when quitting work suddenly, can reduce ducted fluid pressure at short notice by quick pressure relieving valve 5, to prevent pipeline burst; Natural pond liquid can fermentation produce natural pond liquid etc. in the pipeline closed environment, need to install air bleeding valve 9 protection pipelines; Because the effect of non-return valve 2, natural pond liquid can not reflux, protection pump working safety.Can in pipe-line system, inject the concentration of clear water by the action of the gate valve 14 installed on the clear water pipe 11, also can closing gate valve 6 open gate valve 14 simultaneously and carry out the clear water irrigation with control natural pond liquid.When natural pond liquid was flowed through sediment collecting pipe 7, short fiber or other impurity contained in the liquid of natural pond can precipitate in sediment collecting pipe 7, can be from access hole 15 with its removing after after a while.
The invention is not restricted to above embodiment,, all drop in protection scope of the present invention as long as be provided with the sediment collecting pipe that is connected with trunk line at the bottom, low-lying place or the right-angle turning place of trunk line.
Claims (9)
1. biogas slurry pipeline fertilizing device, it is characterized in that: comprise the submersible type sewage pump (1) that places liquid liquid storage tank bottom, natural pond, the non-return valve (2) that is provided with in the top of described submersible type sewage pump (1), the feed tube (3) that is connected with described non-return valve (2), the trunk line (4a) that is connected with described feed tube (3), be installed in quick pressure relieving valve (5) and gate valve (6) on the described trunk line (4a), several branch pipe(tube)s (4b) that are connected with trunk line (4a), the water outlet stake (10) that is connected with trunk line (4a) or branch pipe(tube) (4b), be installed in the control valve (12) in the described water outlet stake (10), described water outlet stake (10) is connected with flexible pipe (8) by control valve (12), described trunk line (4a), the bottom, low-lying place and the right-angle turning place of branch pipe(tube) (4b) are provided with sediment collecting pipe (7); On described trunk line (4a) and the branch pipe(tube) (4b) air bleeding valve (9) is installed also.
2. biogas slurry pipeline fertilizing device as claimed in claim 1 is characterized in that: also be coated with screen pack (13) on the described sewage pump (1); The described sediment collecting pipe (7) that is connected with described trunk line (4a) and branch pipe(tube) (4b) is perpendicular to ground, and has access hole (15); Described air bleeding valve (9) be installed in described trunk line (4a) every 500 meters or/and high some top or/and pipeline male portion or end; In the described water outlet stake (10) snap joint or socket are installed also.
3. biogas slurry pipeline fertilizing device as claimed in claim 1 or 2 is characterized in that: the diameter of described trunk line (4a) and branch pipe(tube) (4b) is not less than 50mm; The diameter of described water outlet stake (10) is between 25mm ~ 50mm; The degree of depth of described sediment collecting pipe (7) is 200 ~ 300mm.
4. biogas slurry pipeline fertilization system device as claimed in claim 1 or 2 is characterized in that: described trunk line (4a) also is communicated with clear water pipe (11).
5. biogas slurry pipeline fertilization system device as claimed in claim 3 is characterized in that: described trunk line (4a) also is communicated with clear water pipe (11).
6. biogas slurry pipeline fertilizing device as claimed in claim 1 or 2 is characterized in that: described flexible pipe (8) is reinforced by glass fiber net or nylon wire.
7. biogas slurry pipeline fertilizing device as claimed in claim 3 is characterized in that: described flexible pipe (8) is reinforced by glass fiber net or nylon wire.
8. biogas slurry pipeline fertilizing device as claimed in claim 4 is characterized in that: described flexible pipe (8) is reinforced by glass fiber net or nylon wire.
9. biogas slurry pipeline fertilizing device as claimed in claim 5 is characterized in that: described flexible pipe (8) is reinforced by glass fiber net or nylon wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100694360A CN101238770B (en) | 2008-03-07 | 2008-03-07 | Biogas slurry pipeline fertilizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100694360A CN101238770B (en) | 2008-03-07 | 2008-03-07 | Biogas slurry pipeline fertilizing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101238770A CN101238770A (en) | 2008-08-13 |
| CN101238770B true CN101238770B (en) | 2010-04-21 |
Family
ID=39930822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100694360A Expired - Fee Related CN101238770B (en) | 2008-03-07 | 2008-03-07 | Biogas slurry pipeline fertilizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101238770B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101904288B (en) * | 2009-06-08 | 2011-12-07 | 北京市农林科学院 | Fertilizing equipment for precipitating, aerating, filtering and proportioning biogas slurry and increasing water-soluble oxygen |
| CN102845175A (en) * | 2011-06-30 | 2013-01-02 | 王晓川 | Sewage cellar water-saving and drought-resistance system |
| CN105144959A (en) * | 2015-09-29 | 2015-12-16 | 武汉市农业机械化科学研究所 | Automatic discharging and evenly applying system for biogas liquid |
| CN106034520A (en) * | 2016-05-23 | 2016-10-26 | 安徽康乐泰农业科技有限公司 | Technical method for applying farmyard biogas liquid fertilizers to paddy fields |
| CN108687119A (en) * | 2018-05-21 | 2018-10-23 | 上海迈正环境科技有限公司 | A kind of commercial kitchen modularization kitchen garbage concentrates dehydration and oil removal system |
| CN110338030A (en) * | 2019-07-18 | 2019-10-18 | 安徽润航农业科技开发有限公司 | The construction method of one seed lotus Chinese celery loach ecological cultivation system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3143295A (en) * | 1960-06-21 | 1964-08-04 | Finis E Booker | Agricultural spray apparatus |
| US3386660A (en) * | 1965-09-27 | 1968-06-04 | Grace W R & Co | Slurry fertilizer spray apparatus |
| CN2567952Y (en) * | 2001-05-18 | 2003-08-27 | 夏博燕 | Self-sucking spray (dripping) irrigation fertilizer applicator |
| CN2624611Y (en) * | 2003-06-26 | 2004-07-14 | 蒲朝岗 | Farmland irrigation system |
| CN2634813Y (en) * | 2003-02-18 | 2004-08-25 | 曲靖市农业机械技术推广站 | Drip irrigation micro spraying irrigation machine for irrigation, fertilizer application and pesticide application |
| CN101019499A (en) * | 2006-02-13 | 2007-08-22 | 宜都市农村能源办公室 | Ecological micro irrigation technology |
| CN101215040A (en) * | 2007-12-26 | 2008-07-09 | 熊棣文 | Device for treating agricultural marsh liquid heavy metal |
| CN201153389Y (en) * | 2008-03-07 | 2008-11-26 | 熊棣文 | Methane liquid pipe fertilizer apparatus |
-
2008
- 2008-03-07 CN CN2008100694360A patent/CN101238770B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3143295A (en) * | 1960-06-21 | 1964-08-04 | Finis E Booker | Agricultural spray apparatus |
| US3386660A (en) * | 1965-09-27 | 1968-06-04 | Grace W R & Co | Slurry fertilizer spray apparatus |
| CN2567952Y (en) * | 2001-05-18 | 2003-08-27 | 夏博燕 | Self-sucking spray (dripping) irrigation fertilizer applicator |
| CN2634813Y (en) * | 2003-02-18 | 2004-08-25 | 曲靖市农业机械技术推广站 | Drip irrigation micro spraying irrigation machine for irrigation, fertilizer application and pesticide application |
| CN2624611Y (en) * | 2003-06-26 | 2004-07-14 | 蒲朝岗 | Farmland irrigation system |
| CN101019499A (en) * | 2006-02-13 | 2007-08-22 | 宜都市农村能源办公室 | Ecological micro irrigation technology |
| CN101215040A (en) * | 2007-12-26 | 2008-07-09 | 熊棣文 | Device for treating agricultural marsh liquid heavy metal |
| CN201153389Y (en) * | 2008-03-07 | 2008-11-26 | 熊棣文 | Methane liquid pipe fertilizer apparatus |
Non-Patent Citations (2)
| Title |
|---|
| 朱磊等.浙江省海宁市同仁养殖场沼气发电综合利用工程及效益分析.中国沼气24 3.2006,24(3),46-49. |
| 朱磊等.浙江省海宁市同仁养殖场沼气发电综合利用工程及效益分析.中国沼气24 3.2006,24(3),46-49. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101238770A (en) | 2008-08-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101238770B (en) | Biogas slurry pipeline fertilizing device | |
| CN104761104B (en) | Pig farm muck reprocessing resource cyclic utilization system | |
| CN201153389Y (en) | Methane liquid pipe fertilizer apparatus | |
| CN106882899B (en) | Farmland nitrogen and phosphorus non-point source pollution control and recycling system and method | |
| CN206143897U (en) | Multi -functional rainwater is collected and is handled recycling system | |
| CN101263797B (en) | Fresh water culturing farm tube valve ecological irrigating and discharging system | |
| CN105838593A (en) | Biogas slurry COD on-line monitoring and safe utilization regulating system and use method thereof | |
| CN209872520U (en) | Domestic small-size constructed wetland sewage treatment plant | |
| CN206233352U (en) | A kind of artificial ecology cell system | |
| CN211814063U (en) | Simple and easy dirty anaerobic fermentation device of beasts and birds excrement | |
| CN203801267U (en) | Farmland irrigation system utilizing biogas liquid wastes from pig farm | |
| CN211898850U (en) | Ecological reservoir for intercepting and purifying agricultural non-point source pollution | |
| CN206927763U (en) | A kind of multiple sewage-treatment plant | |
| CN212051041U (en) | Three manure pits of check of innocent treatment integral type | |
| CN210419449U (en) | Water quantity balancing and water quality improving system for garden landscape water body | |
| CN112591919A (en) | Special excrement and urine is waste water irrigation system after wet-dry separation in pig farm | |
| CN216191815U (en) | PE split type three-lattice single-barrel internal anaerobic exhaust pipe septic tank | |
| CN213171957U (en) | Domestic sewage treatment and confluence discharge system suitable for rural areas | |
| CN208603825U (en) | The anaerobic fermentation tank of Pig dung and urine | |
| CN218626455U (en) | Automatic drainage device for gas transmission pipe network | |
| CN202007155U (en) | Fecal sewage treatment system of rural toilet | |
| CN213085614U (en) | Rural domestic sewage integration is handled and is used formula equipment of burying | |
| CN207269549U (en) | Pig farm black film marsh gas treating system | |
| CN219730744U (en) | Excrement fermentation innocent treatment device for livestock and poultry breeding | |
| CN216837543U (en) | Pig farm excrement and sewage resource utilization and phoenix grass ecological treatment system |
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 | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Chongqing High-Quality Agricultural Products Exploitation Co., Ltd. Assignor: Xiong Daiwen Contract record no.: 2010500000036 Denomination of invention: Biogas slurry pipeline fertilizing device Granted publication date: 20100421 License type: Exclusive License Open date: 20080813 Record date: 20100818 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100421 Termination date: 20130307 |