CN201932967U - Urban-rural household integration tap water purifier - Google Patents
Urban-rural household integration tap water purifier Download PDFInfo
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- CN201932967U CN201932967U CN2011200000709U CN201120000070U CN201932967U CN 201932967 U CN201932967 U CN 201932967U CN 2011200000709 U CN2011200000709 U CN 2011200000709U CN 201120000070 U CN201120000070 U CN 201120000070U CN 201932967 U CN201932967 U CN 201932967U
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- 239000008399 tap water Substances 0.000 title claims abstract description 19
- 235000020679 tap water Nutrition 0.000 title claims abstract description 19
- 230000010354 integration Effects 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 76
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 22
- 239000012528 membrane Substances 0.000 claims abstract description 21
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000000746 purification Methods 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims description 47
- 239000011258 core-shell material Substances 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 12
- 238000011010 flushing procedure Methods 0.000 claims description 8
- 239000003245 coal Substances 0.000 claims description 7
- 239000010865 sewage Substances 0.000 claims description 6
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 2
- 235000020188 drinking water Nutrition 0.000 abstract description 7
- 239000003651 drinking water Substances 0.000 abstract description 7
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 abstract description 3
- 239000004743 Polypropylene Substances 0.000 abstract 3
- 229920001155 polypropylene Polymers 0.000 abstract 3
- 229920000742 Cotton Polymers 0.000 abstract 2
- 239000000835 fiber Substances 0.000 abstract 2
- 239000003729 cation exchange resin Substances 0.000 abstract 1
- -1 polypropylene Polymers 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 241000894006 Bacteria Species 0.000 description 9
- 239000000126 substance Substances 0.000 description 7
- 239000012535 impurity Substances 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- 125000001309 chloro group Chemical group Cl* 0.000 description 4
- 235000009508 confectionery Nutrition 0.000 description 4
- 229910001385 heavy metal Inorganic materials 0.000 description 4
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000035622 drinking Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 229910001425 magnesium ion Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 2
- 241000628997 Flos Species 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000003905 agrochemical Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 229960001701 chloroform Drugs 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000003456 ion exchange resin Substances 0.000 description 2
- 229920003303 ion-exchange polymer Polymers 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- LFLZOWIFJOBEPN-UHFFFAOYSA-N nitrate, nitrate Chemical compound O[N+]([O-])=O.O[N+]([O-])=O LFLZOWIFJOBEPN-UHFFFAOYSA-N 0.000 description 2
- 230000001568 sexual effect Effects 0.000 description 2
- 239000011573 trace mineral Substances 0.000 description 2
- 235000013619 trace mineral Nutrition 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000033558 biomineral tissue development Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006115 defluorination reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000002384 drinking water standard Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
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- 238000012545 processing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009287 sand filtration Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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Abstract
The utility model relates to an urban-rural household integration tap water purifier which comprises an external pressure ultrafiltration membrane filter element and a resin filter bag; a circular collar is arranged in a container of a filter device; a filter part which comprises a filter element shell and a plurality of filter layers is fixed on the collar; a polypropylene (PP) fiber cotton filter piece filter layer, an anthracitic filter layer, an activated carbon filter layer, a KaiDeFei (KDF) filter layer and a secondary PP fiber cotton filter piece filter layer are arranged in the filter element shell from down to up; the middle part of a barrel body upper seal end is provided with a nut which is screwed with the external pressure ultrafiltration membrane filter element; the upper part of the ultrafiltration membrane filter element is provided with a bolt which is screwed with the upper seal end; the external pressure ultrafiltration membrane filter element and a cation exchange resin filter bag can be effectively fixed by rotating the upper seal end, the left side of the lower part of a container is provided with a water inlet, and the top of the container is provided with a water outlet; the water outlet of the filter device is communicated with the water inlet of a water purification tank; and the urban-rural household integration tap water purifier is economical and practical, and can supply qualified and healthy drinking water to urban and rural households.
Description
Technical field
The utility model relates to water correction plant, particularly the manufacturing field of the water purifier of the tap water that uses for town-dweller-rural-family.
Background technology
The seriously polluted life that is threatening the mankind of modern water resources; United Nations's health organization gives a warning to the whole world: " 21 century; water resources crisis will be the human fact that at first will face ", " whole world has at least people more than 60,000 to die from because of drinking the various diseases that polluted water causes every day." scientist reminds us: if or else we note the maintenance to water resources, will occur---" water grows on trees on the earth, but one can not be drunk! " in recent years,, no matter be developed country or poverty-stricken area along with industrialized propelling, environmental pollution problems is increasingly serious.The pollution day by day of modern society's water resources, the drinking water safety problem is touched the nerve of people's fragility repeatedly, and become global challenge gradually, on March 16th, 2008, the a batch of news shock whole nation: drinking public water supply is dangerous, contain microbiotic even sexual hormoue in the water, though content is lower, long-term drinking also can be carcinogenic.Particularly serious to the influence in rural area, basically be that peasant household with good conditionsi digging well to get water is drunk, just directly water intaking introducing in the river and the mountains and rivers of unqualified, these underground water generally pollute, its pollution is loathsome especially, especially underground water calcium ions and magnesium ions, carbanion, microbiotic, sexual hormoue, iron, manganese, suspended substance, colloid thing, toxic byproduct, bacterium, silt, iron rust, solid impurity pollution hazard, even there is well that water is arranged, also severe overweight, can't use, threaten human healthy.The town and country tap water partly exceeds standard, and do not reach People's Republic of China's " drinking water sanitary standard " requirement, and the present situation of above-mentioned pollution has constituted the very big threat to the town and country personnel health.
Now known on the market water purifier product design simple structure, there is certain defective, this defective has become a technical bottleneck of this series products, its product mainly is based on the purification again to the tap water that slightly exceeds standard, the purpose that reaches tap water designs, and can not solve the tap water water source that heavily exceeds standard becomes tap water through purification purpose.As: Chinese patent literature disclose a kind of " town-dweller-rural-family's drinking-water arsenic removal defluorination system and device " (ZL2009200796294) and " rural area, cities and towns household water filter " (ZL200420105145.X), the two is the water source with tap water and underground water all, adopts refining quartz sand filtration, artificial filtration with manganese sand, activated carbon filtration, far infrared mineralization ball mineralising, activated alumina filtration treatment to become Drinking Water.
The utility model content
The purpose of this utility model provides the integrated tap water water purifier of a kind of town and country family expenses, to solve the problem that the town and country tap water reaches drinking water standard.This novel purpose is realized by following technical scheme, the integrated tap water water purifier of a kind of town and country family expenses, comprise the compound filter courage of multimedium, external-compression type ultra-filtration membrane filter core, the Zeo-karb filter bag, it is characterized in that: the bottom in the closed container of this filtration unit is provided with an annular collar, the top of collar is fixed with a filter element of being made up of filter-core shell and multi-filtering layer, the curved bottom of filter-core shell has built-in prosopyle, spread all on the top of filter-core shell and have built-in posticum, described PP cellucotton filter filtering layer is arranged on the upper and lower of filter-core shell, is provided with the hard coal filtering layer in the filter-core shell from bottom to top, activated carbon filter layer, the KDF filtering layer; The middle part of cylindrical shell upper cover is provided with the nut of the external-compression type ultra-filtration membrane filter core that spins, the top of ultra-filtration membrane filter core is provided with the bolt of the upper cover that spins, by rotating upper cover effectively fixedly external-compression type ultra-filtration membrane filter core and Zeo-karb filter bag, described external-compression type ultra-filtration membrane filter core and Zeo-karb filter bag are arranged on the middle part of built-in filter-core shell; The left side of container bottom is provided with water-in, sewage backwash mouth, and the top of container has water outlet, back flushing water inlet; The water outlet of described filtration unit is communicated with the water-in of water purification jar.
In the above-mentioned design, this novel employing two-stage one filtration and bed filtration device are with the needs at the town and country drinking water treatment.Exceed standard the tap water as the part concerning town and country, this is novel to carry out hard coal to it and filters, and activated carbon filtration after KDF filters, carries out that the Zeo-karb filter bag filters and external-compression type ultra-filtration membrane filter element filtering is handled again.
Compare with prior art (on the basis of existing PP cellucotton filtration treatment), this novel pin has increased treatment steps such as back flush discharge, hard coal filtration, activated carbon filtration, KDF filtration, the filtration of Zeo-karb filter bag, external-compression type ultra-filtration membrane filter element filtering to the water source, cities and towns.During this was novel, manually sewage backwash system may command sewage emissions, thorough discharge were suspended in the various objectionable impuritiess in the filter cylinder water body, and contaminant removal effectiveness is up to more than 99%; The hard coal filtering layer in water treatment procedure, the suspending sundries in adsorbable, the trap water, floss etc., bacterium and objectionable impurities will reduce and reduce with turbidity, to acid, in, the purifying treatment effect of alkaline water is very remarkable; In the adsorbable water of activated carbon filter layer HUMAN HEALTH is threatened granulometric impurity in maximum chlorine residue, peculiar smell, heterochromatic, foreign odor thing, agricultural chemicals, trichloromethane and the water, stops objectionable impuritiess such as bacterium, chemical substance and heavy metal element; The XDF filtering layer can effectively be removed the chlorine residue in the water, soluble heavy metal, the controlling microbial growth stops the accumulation of hard scale, deironing, reduce fluorochemical, nitrate, nitrate and vitriol etc., can remove bacterium and algae in the tap water, can effectively protect ultra-filtration membrane and ion exchange resin; But external-compression type ultra-filtration membrane filter core and Zeo-karb can effectively be removed silt, iron rust, suspended substance, colloid, bacterium, virus demineralized water in the water, reduce water hardness, objectionable impuritiess such as the calcium in the removal water, magnesium ion, larger molecular organics; Keep mineral substance and trace element simultaneously, thereby make water quality sweet more pure sweet the human body beneficial.
This is novel to have following characteristics: 1, the may command sewage emissions, thoroughly discharge the various objectionable impuritiess that are suspended in the filter cylinder water body, contaminant removal effectiveness is up to more than 99%.2, can be in water treatment procedure, the suspending sundries in absorption, the trap water, floss etc., bacterium and objectionable impurities will reduce and reduce with turbidity, to sour, in, the purifying treatment effect of alkaline water is very remarkable.3, in can planar water HUMAN HEALTH be threatened granulometric impurity in maximum chlorine residue, peculiar smell, heterochromatic, foreign odor thing, agricultural chemicals, trichloromethane and the water, stops objectionable impuritiess such as bacterium, chemical substance and heavy metal element.4, can effectively remove chlorine residue in the water; soluble heavy metal, the controlling microbial growth stops the accumulation of hard scale; deironing, reduce fluorochemical, nitrate, nitrate and vitriol etc., can remove bacterium and algae in the tap water, can effectively protect ultra-filtration membrane and ion exchange resin.But 5, can effectively remove silt, iron rust, suspended substance, colloid, bacterium, virus demineralized water in the water, reduce water hardness, remove objectionable impuritiess such as calcium in the water, magnesium ion, larger molecular organics.6, keep mineral substance and trace element simultaneously, thereby make the water quality mouthfeel sweet more pure sweet the human body beneficial.7, filter back water quality and be better than People's Republic of China's new " drinking water sanitary standard ".
This novel economizer is suitable for, good filtration effect, and filter core is convenient to change, and be particularly suitable for town-dweller-rural-family and use, but each household is installed one.
Description of drawings
Below in conjunction with drawings and Examples to this novel being described further:
Fig. 1 is the device connection diagram of this novel embodiment;
Fig. 2 is the structure iron of filtration unit shown in Figure 1.
Embodiment
Fig. 1 illustrates this novel water treatment device and is equipped with former hydrodynamic situation, as for town-dweller-rural-family uses, then directly tap water is introduced and carried out filtration treatment in this new device, the water after the processing is sent in the water purification jar 2 for using (utilize former water power, as former water power deficiency, can add topping-up pump).
Among Fig. 2, the closed container that filtration unit 1 is made up of cylindrical shell 1b and upper cover 1a, cylindrical shell 1b is connected with upper cover 1a spiral, the left side of this container bottom is provided with water-in 1c, sewage backwash mouth 1f, the top of container has water outlet 1d, back flushing water inlet 1e, bottom in the closed container of this filtration unit is provided with an annular collar 12, the top of collar is fixed with a filter element of being made up of filter-core shell 20 and multi-filtering layer, the curved bottom of filter-core shell has built-in prosopyle 13, spread all on the top of filter-core shell and have built-in posticum 19, be provided with PP cellucotton filter filtering layer 14 in the filter-core shell from bottom to top, hard coal filtering layer 15(granularity 1.0 1 1.5mm), activated carbon filter layer 16(granularity 0.8 1 1.0mm), the about 0.7mm of KDF filtering layer 17(granularity), the second time, PP cellucotton filter filtering layer 18, the total thickness＞0.42m of above-mentioned filtering layer; The middle part of cylindrical shell upper cover is provided with the nut 21 of the external-compression type ultra-filtration membrane filter core that spins, the top of ultra-filtration membrane filter core is provided with the bolt 24 of the upper cover that spins, by rotating upper cover effectively fixedly external-compression type ultra-filtration membrane filter core 22 and Zeo-karb filter bag 23(granularity 0.5 1 0.7mm), the total thickness＞0.18m of above-mentioned filter bag.Can serve as a contrast between the above-mentioned filtering layer with filter cloth.
Referring to Fig. 1, process from water treatment, former water enters from the water-in 1c on the filtration unit container through valve 3 and valve 4, (at this moment, back flushing is gone into the back flush discharge valve 7 of water valve 6 and lower left side and is closed), after multilayer ultrafiltration and sterilization, become pure water, outwards export through valve 5, (back flushing on the external pipe goes into when water valve 6 is the supplying apparatus back flushing to use, bleed valve 7 on the lower left side discharge outlet be provided in a side of the device bottom the left side, use when being the supplying apparatus back flushing, during back flushing, go into water valve 4 and outlet valve 5 is closed).The water outlet of above-mentioned filtration unit is communicated with the water-in of water purification jar.
In addition, container can adopt edible stainless steel 304 materials during this was novel, to satisfy hygienic requirements.
Claims (4)
1. integrated tap water water purifiers of town and country family expenses (1), comprise the compound filter courage of multimedium, external-compression type ultra-filtration membrane filter core, the Zeo-karb filter bag, it is characterized in that: the bottom in the closed container of this filtration unit is provided with an annular collar (12), be fixed with a filter element of forming by filter-core shell (20) and multi-filtering layer above the collar, the curved bottom of filter-core shell has built-in prosopyle (13), spread all on the top of filter-core shell and have built-in posticum (19), be provided with PP cellucotton filter filtering layer (14) in the filter-core shell from bottom to top, hard coal filtering layer (15), activated carbon filter layer (16), KDF filtering layer (17), PP cellucotton filter filtering layer (18) for the second time; The middle part of cylindrical shell upper cover is provided with the nut (21) of the external-compression type ultra-filtration membrane filter core that spins, the top of ultra-filtration membrane filter core is provided with the bolt (24) of the upper cover that spins, by rotating upper cover effectively fixedly external-compression type ultra-filtration membrane filter core (22) and Zeo-karb filter bag (23), the left side of this container bottom is provided with water-in (1c), and the top of container has water outlet (1d); The water outlet of described filtration unit (1) is communicated with the water-in of water purification jar.
2. water purifier according to claim 1, it is characterized in that, the granularity of hard coal filtering layer is that the granularity of 1.0 1 1.5mm, activated carbon filter layer is the about 0.7mm of granularity of 0.8 1 1.0mm, KDF filtering layer in the container of described filtration unit (1), total thickness of filter bed＞0.42m, the granularity of Zeo-karb filter bag is 0.5 1 0.7mm, total filter bag thickness＞0.18m.
3. water purifier according to claim 2 is characterized in that, the container of described filtration unit (1) is spun by cylindrical shell and upper cover and forms.
4. water purifier according to claim 3 is characterized in that, the left side of the cylindrical shell bottom of described filtration unit (1) is provided with sewage backwash mouth (1f), and the top of cylindrical shell is provided with back flushing water inlet (1e).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200000709U CN201932967U (en) | 2011-01-03 | 2011-01-03 | Urban-rural household integration tap water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200000709U CN201932967U (en) | 2011-01-03 | 2011-01-03 | Urban-rural household integration tap water purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201932967U true CN201932967U (en) | 2011-08-17 |
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ID=44444500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200000709U Expired - Fee Related CN201932967U (en) | 2011-01-03 | 2011-01-03 | Urban-rural household integration tap water purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201932967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108558046A (en) * | 2018-04-09 | 2018-09-21 | 海宁鼎合工程技术开发有限公司 | A kind of heavy filter integral type is conveniently replaceable the environmental protection sewage-treatment plant of filter core |
-
2011
- 2011-01-03 CN CN2011200000709U patent/CN201932967U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108558046A (en) * | 2018-04-09 | 2018-09-21 | 海宁鼎合工程技术开发有限公司 | A kind of heavy filter integral type is conveniently replaceable the environmental protection sewage-treatment plant of filter core |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20110817 Termination date: 20120103 |