CN204588884U - Complexing wastewater treatment equipment - Google Patents
Complexing wastewater treatment equipment Download PDFInfo
- Publication number
- CN204588884U CN204588884U CN201520273765.2U CN201520273765U CN204588884U CN 204588884 U CN204588884 U CN 204588884U CN 201520273765 U CN201520273765 U CN 201520273765U CN 204588884 U CN204588884 U CN 204588884U
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- CN
- China
- Prior art keywords
- reaction tank
- tank
- pond
- dosing pump
- advanced oxidation
- 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
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- 230000000536 complexating effect Effects 0.000 title claims abstract description 19
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 130
- 230000003647 oxidation Effects 0.000 claims abstract description 47
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 47
- 238000009287 sand filtration Methods 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims description 36
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 24
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 23
- 239000010802 sludge Substances 0.000 claims description 23
- 239000011790 ferrous sulphate Substances 0.000 claims description 18
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 18
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 18
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 18
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 18
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 16
- 229920002401 polyacrylamide Polymers 0.000 claims description 11
- 239000002562 thickening agent Substances 0.000 claims description 11
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 claims description 9
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 claims description 9
- 235000010265 sodium sulphite Nutrition 0.000 claims description 9
- 102000005393 Sodium-Potassium-Exchanging ATPase Human genes 0.000 claims description 6
- 108010006431 Sodium-Potassium-Exchanging ATPase Proteins 0.000 claims description 6
- 238000011084 recovery Methods 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 4
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims description 3
- 239000011151 fibre-reinforced plastic Substances 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 abstract description 21
- 238000000034 method Methods 0.000 abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 3
- 229910021645 metal ion Inorganic materials 0.000 abstract description 2
- 231100000331 toxic Toxicity 0.000 abstract description 2
- 230000002588 toxic effect Effects 0.000 abstract description 2
- 238000005352 clarification Methods 0.000 description 3
- 230000003311 flocculating effect Effects 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 3
- 230000016615 flocculation Effects 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 238000001311 chemical methods and process Methods 0.000 description 2
- 238000012851 eutrophication Methods 0.000 description 2
- 150000003016 phosphoric acids Chemical class 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- -1 clarification Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- PVGBHEUCHKGFQP-UHFFFAOYSA-N sodium;n-[5-amino-2-(4-aminophenyl)sulfonylphenyl]sulfonylacetamide Chemical compound [Na+].CC(=O)NS(=O)(=O)C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=C1 PVGBHEUCHKGFQP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a kind of complexing wastewater treatment equipment, comprises equalizing tank, advanced oxidation pond one, first reaction tank, the second reaction tank, settling tank one, intermediate pool one, advanced oxidation pond two, the 3rd reaction tank, the 4th reaction tank, the 5th reaction tank, the 6th reaction tank, settling tank two, intermediate pool two, sandfiltration pot, adjusts pond eventually, banishes pond; This kind of complexing wastewater treatment equipment, the effective process to complexing waste water can be realized, sequentially realize degraded to the toxic granular such as the metal ion in complexing waste water, suspended substance through each reaction tank, advanced oxidation pond, settling tank etc., filter Processing for removing, operation rationally, cost is lower, treatment effect is excellent, can ensure that in Last Exile pond, water is up to standard.
Description
Technical field
The utility model relates to a kind of complexing wastewater treatment equipment.
Background technology
Wastewater treatment is exactly utilize physics, chemistry and biological method to process waste water, makes purification of waste water, decreasing pollution, so that reach waste water reclamation, multiplexing, makes full use of water resources.Wherein adopt chemical process be separated with effect of mass transmitting by chemical reaction, remove in waste water in dissolving, the pollutent of colloidal state or be translated into the waste water treatment process of innoxious substance, be one of the most frequently used treatment process.But the wastewater treatment equipment used at present also exists complex disposal process, cost is high or treatment effect is undesirable problem.
Utility model content
The purpose of this utility model is to provide a kind of complexing wastewater treatment equipment and solves in prior art the problems such as the high or treatment effect of the complex disposal process, the cost that exist is undesirable.
Technical solution of the present utility model is:
A kind of complexing wastewater treatment equipment, comprises equalizing tank, advanced oxidation pond one, first reaction tank, second reaction tank, settling tank one, intermediate pool one, advanced oxidation pond two, 3rd reaction tank, 4th reaction tank, 5th reaction tank, 6th reaction tank, settling tank two, intermediate pool two, sandfiltration pot, adjust pond eventually, banish pond, equalizing tank is provided with liquidometer, under meter, equalizing tank is communicated with advanced oxidation pond one by lift pump, and advanced oxidation pond one is provided with PH controller one, ORP controller one, sulfuric acid dosing pump, hydrogen peroxide dosing pump and ferrous sulfate dosing pump, advanced oxidation pond one is by pipeline communication first reaction tank, and the first reaction tank is provided with ORP controller two, sodium sulphite dosing pump, sodium bisulfite dosing pump, the first reaction tank is by pipeline communication second reaction tank, and the second reaction tank is provided with PH controller two, sodium hydroxide dosing pump, ferrous sulfate dosing pump, polyacrylamide dosing pump, second reaction tank is by pipeline communication settling tank one, and settling tank one is provided with sludge pump one, and settling tank one is by pipeline communication intermediate pool one, intermediate pool one is by pipeline communication advanced oxidation pond two, and advanced oxidation pond two is provided with PH controller three, ORP controller three, sulfuric acid dosing pump, hydrogen peroxide dosing pump and ferrous sulfate dosing pump, advanced oxidation pond two-way piping is communicated with the 3rd reaction tank, and the 3rd reaction tank is provided with sodium bisulfite dosing pump, and the 3rd reaction tank is by pipeline communication the 4th reaction tank, and the 4th reaction tank is provided with PH controller four, sodium hydroxide dosing pump, sodium sulphite dosing pump, the 4th reaction tank is by pipeline communication the 5th reaction tank, and the 5th reaction tank is provided with ORP controller four, ferrous sulfate dosing pump, 5th reaction tank is by pipeline communication the 6th reaction tank, 6th reaction tank is provided with polyacrylamide dosing pump, 6th reaction tank is by pipeline communication settling tank two, and settling tank two is provided with sludge pump two, and settling tank two-way piping is communicated with intermediate pool two, intermediate pool two-way piping is communicated with the import of sandfiltration pot, the outlet of sandfiltration pot adjusts pond eventually by pipeline communication, adjusts pond to be provided with sulfuric acid dosing pump eventually, adjusts pond to banish pond by pipeline communication eventually.
Further, equalizing tank, advanced oxidation pond one, first reaction tank, the second reaction tank, settling tank one, intermediate pool one, advanced oxidation pond two, the 3rd reaction tank, the 4th reaction tank, the 5th reaction tank, the 6th reaction tank, settling tank two, intermediate pool two, sandfiltration pot, the eventually inwall in tune pond post Corrosion Protection of Fiber Reinforced Plastics layer.
Further, settling tank one, settling tank two adopt inclined-plate clarifying basin, and settling tank one is communicated with sludge thickener by sludge pump one, and settling tank two is communicated with sludge thickener by sludge pump two, and sludge thickener is provided with recovery channel, and recovery channel is communicated with equalizing tank.
Further, advanced oxidation pond one, first reaction tank, the second reaction tank, advanced oxidation pond two, the 3rd reaction tank, the 4th reaction tank, the 5th reaction tank, the 6th reaction tank, eventually tune pond are provided with whipping appts.
The beneficial effects of the utility model are: this kind of complexing wastewater treatment equipment, the effective process to complexing waste water can be realized, sequentially realize degraded to the toxic granular such as the metal ion in complexing waste water, suspended substance through each reaction tank, advanced oxidation pond, settling tank etc., filter Processing for removing, operation rationally, cost is lower, treatment effect is excellent, can ensure that in Last Exile pond, water is up to standard.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Wherein: 1-equalizing tank, 2-advanced oxidation pond one, 3-first reaction tank, 4-second reaction tank, 5-settling tank one, 6-intermediate pool one, 7-advanced oxidation pond two, 8-the 3rd reaction tank, 9-the 4th reaction tank, 10-the 5th reaction tank, 11-the 6th reaction tank, 12-settling tank two, 13-intermediate pool two, 14-sandfiltration pot, 15-adjusts pond eventually, 16-banishes pond, 17-sludge thickener.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
Embodiment
A kind of complexing wastewater treatment equipment, comprises equalizing tank 1, advanced oxidation pond 1, first reaction tank 3, second reaction tank 4, settling tank 1, intermediate pool 1, advanced oxidation pond 27, 3rd reaction tank 8, 4th reaction tank 9, 5th reaction tank 10, 6th reaction tank 11, settling tank 2 12, intermediate pool 2 13, sandfiltration pot 14, adjust pond 15 eventually, banish pond 16, equalizing tank 1 is provided with liquidometer, under meter, equalizing tank 1 is communicated with advanced oxidation pond 1 by lift pump, and advanced oxidation pond 1 is provided with PH controller one, ORP controller one, sulfuric acid dosing pump, hydrogen peroxide dosing pump and ferrous sulfate dosing pump, advanced oxidation pond 1 is provided with ORP controller two by pipeline communication first reaction tank 3, first reaction tank 3, sodium sulphite dosing pump, sodium bisulfite dosing pump, the first reaction tank 3 is provided with PH controller two by pipeline communication second reaction tank 4, second reaction tank 4, sodium hydroxide dosing pump, ferrous sulfate dosing pump, polyacrylamide dosing pump, second reaction tank 4 is by pipeline communication settling tank 1, and settling tank 1 is provided with sludge pump one, and settling tank 1 is by pipeline communication intermediate pool 1, intermediate pool 1 is by pipeline communication advanced oxidation pond 27, and advanced oxidation pond 27 is provided with PH controller three, ORP controller three, sulfuric acid dosing pump, hydrogen peroxide dosing pump and ferrous sulfate dosing pump, advanced oxidation pond 27 is provided with sodium bisulfite dosing pump by pipeline communication the 3rd reaction tank the 8, three reaction tank 8, and the 3rd reaction tank 8 is provided with PH controller four by pipeline communication the 4th reaction tank the 9, four reaction tank 9, sodium hydroxide dosing pump, sodium sulphite dosing pump, the 4th reaction tank 9 is provided with ORP controller four by pipeline communication the 5th reaction tank the 10, five reaction tank 10, ferrous sulfate dosing pump, 5th reaction tank 10 is by pipeline communication the 6th reaction tank 11,6th reaction tank 11 is provided with polyacrylamide dosing pump, 6th reaction tank 11 is by pipeline communication settling tank 2 12, settling tank 2 12 is provided with sludge pump two, settling tank 2 12 is by pipeline communication intermediate pool 2 13, intermediate pool 2 13 is by the import of pipeline communication sandfiltration pot 14, the outlet of sandfiltration pot 14 adjusts pond 15 eventually by pipeline communication, adjust pond 15 to be provided with sulfuric acid dosing pump eventually, adjust pond 15 to banish pond 16 by pipeline communication eventually.
This kind of complexing wastewater treatment equipment, can realize the effective process to complexing waste water, and rationally, cost is lower, can ensure that in Last Exile pond 16, water is up to standard in operation.Equalizing tank 1 is provided with liquidometer and under meter, realizes the adjustment to wastewater flow rate by the detection of liquidometer and under meter, ensures carrying out smoothly of subsequent disposal.
In advanced oxidation pond 1, advanced oxidation pond 27, by sulfuric acid, hydrogen peroxide and ferrous sulfate, realize the advanced oxidation of wastewater treatment.Ferrous sulfate is used for the flocculating and purifying of water, and from city and industrial sewage, removes phosphoric acid salt, in case the eutrophication of water-stop body.
Add sodium sulphite at the first reaction tank 3, sodium bisulfite processes waste water, sodium bisulfite, as reductive agent, comprises dissolved oxygen with the oxidizing substance in water and reacts, and sodium sulphite removes the heavy metal ion in waste water.Sodium hydroxide, ferrous sulfate, polyacrylamide is added, by polyacrylamide in polyacrylamide reaction tank, to flocculation sediment, the clarification of waste water in the second reaction tank 4.Precipitated by settling tank 1 again.
In advanced oxidation pond 27, by sulfuric acid, hydrogen peroxide and ferrous sulfate, realize the advanced oxidation of wastewater treatment.Ferrous sulfate is used for the flocculating and purifying of water, and from city and industrial sewage, removes phosphoric acid salt, in case the eutrophication of water-stop body.
Add sodium bisulfite at the 3rd reaction tank 8 to process waste water, in the 4th reaction tank 9, add sodium hydroxide, sodium sulphite, remove the heavy metal ion in waste water.In the 5th reaction tank 10, add the flocculating and purifying of ferrous sulfate for water, in the 6th reaction tank 11, add polyacrylamide, by polyacrylamide to the flocculation sediment of waste water, clarification.Precipitated by settling tank 2 12 again.Last filtered by sandfiltration pot 14 after be delivered to after sulfuric acid adjusts pond 15 to regulate PH eventually and banish pond 16 and complete process.Realize the flocculation sediment to waste water, clarification, waste water neutralize, elimination heavy metal ion, regulate the process such as PH.
Equalizing tank 1, advanced oxidation pond one 2, first reaction tank 3, second reaction tank 4, settling tank 1, intermediate pool 1, advanced oxidation pond 27, the 3rd reaction tank 8, the 4th reaction tank 9, the 5th reaction tank 10, the 6th reaction tank 11, settling tank 2 12, intermediate pool 2 13, sandfiltration pot 14, the eventually inwall in tune pond 15 post the inwall of Corrosion Protection of Fiber Reinforced Plastics layer to each pond and protect; avoid inner waste water inner wall corrosion to be affected to normal use, extend working time.
Settling tank 1, settling tank 2 12 adopt inclined-plate clarifying basin, and settling tank 1 is communicated with sludge thickener 17 by sludge pump one, and settling tank 2 12 is communicated with sludge thickener 17 by sludge pump two, and sludge thickener 17 is provided with recovery channel, and recovery channel is communicated with equalizing tank 1.Realize further recycling the waste water in sludge thickener 17, improve the efficiency of process.
Advanced oxidation pond one 2, first reaction tank 3, second reaction tank 4, advanced oxidation pond 27, the 3rd reaction tank 8, the 4th reaction tank 9, the 5th reaction tank 10, the 6th reaction tank 11, eventually tune pond 15 are provided with whipping appts.By whipping appts to make in pond add material in medicament and waste water and react fully.
Claims (4)
1. a complexing wastewater treatment equipment, is characterized in that: comprise equalizing tank, advanced oxidation pond one, first reaction tank, second reaction tank, settling tank one, intermediate pool one, advanced oxidation pond two, 3rd reaction tank, 4th reaction tank, 5th reaction tank, 6th reaction tank, settling tank two, intermediate pool two, sandfiltration pot, adjust pond eventually, banish pond, equalizing tank is provided with liquidometer, under meter, equalizing tank is communicated with advanced oxidation pond one by lift pump, and advanced oxidation pond one is provided with PH controller one, ORP controller one, sulfuric acid dosing pump, hydrogen peroxide dosing pump and ferrous sulfate dosing pump, advanced oxidation pond one is by pipeline communication first reaction tank, and the first reaction tank is provided with ORP controller two, sodium sulphite dosing pump, sodium bisulfite dosing pump, the first reaction tank is by pipeline communication second reaction tank, and the second reaction tank is provided with PH controller two, sodium hydroxide dosing pump, ferrous sulfate dosing pump, polyacrylamide dosing pump, second reaction tank is by pipeline communication settling tank one, and settling tank one is provided with sludge pump one, and settling tank one is by pipeline communication intermediate pool one, intermediate pool one is by pipeline communication advanced oxidation pond two, and advanced oxidation pond two is provided with PH controller three, ORP controller three, sulfuric acid dosing pump, hydrogen peroxide dosing pump and ferrous sulfate dosing pump, advanced oxidation pond two-way piping is communicated with the 3rd reaction tank, and the 3rd reaction tank is provided with sodium bisulfite dosing pump, and the 3rd reaction tank is by pipeline communication the 4th reaction tank, and the 4th reaction tank is provided with PH controller four, sodium hydroxide dosing pump, sodium sulphite dosing pump, the 4th reaction tank is by pipeline communication the 5th reaction tank, and the 5th reaction tank is provided with ORP controller four, ferrous sulfate dosing pump, 5th reaction tank is by pipeline communication the 6th reaction tank, 6th reaction tank is provided with polyacrylamide dosing pump, 6th reaction tank is by pipeline communication settling tank two, and settling tank two is provided with sludge pump two, and settling tank two-way piping is communicated with intermediate pool two, intermediate pool two-way piping is communicated with the import of sandfiltration pot, the outlet of sandfiltration pot adjusts pond eventually by pipeline communication, adjusts pond to be provided with sulfuric acid dosing pump eventually, adjusts pond to banish pond by pipeline communication eventually.
2. complexing wastewater treatment equipment as claimed in claim 1, is characterized in that: equalizing tank, advanced oxidation pond one, first reaction tank, the second reaction tank, settling tank one, intermediate pool one, advanced oxidation pond two, the 3rd reaction tank, the 4th reaction tank, the 5th reaction tank, the 6th reaction tank, settling tank two, intermediate pool two, sandfiltration pot, the eventually inwall in tune pond post Corrosion Protection of Fiber Reinforced Plastics layer.
3. complexing wastewater treatment equipment as claimed in claim 1 or 2, it is characterized in that: settling tank one, settling tank two adopt inclined-plate clarifying basin, settling tank one is communicated with sludge thickener by sludge pump one, settling tank two is communicated with sludge thickener by sludge pump two, sludge thickener is provided with recovery channel, and recovery channel is communicated with equalizing tank.
4. complexing wastewater treatment equipment as claimed in claim 1 or 2, is characterized in that: advanced oxidation pond one, first reaction tank, the second reaction tank, advanced oxidation pond two, the 3rd reaction tank, the 4th reaction tank, the 5th reaction tank, the 6th reaction tank, eventually tune pond are provided with whipping appts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520273765.2U CN204588884U (en) | 2015-04-30 | 2015-04-30 | Complexing wastewater treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520273765.2U CN204588884U (en) | 2015-04-30 | 2015-04-30 | Complexing wastewater treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204588884U true CN204588884U (en) | 2015-08-26 |
Family
ID=53925059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520273765.2U Expired - Fee Related CN204588884U (en) | 2015-04-30 | 2015-04-30 | Complexing wastewater treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204588884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105819596A (en) * | 2016-03-31 | 2016-08-03 | 广州绿日环保科技有限公司 | Device and method for treating wastewater by polybasic coal-iron-carbon |
-
2015
- 2015-04-30 CN CN201520273765.2U patent/CN204588884U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105819596A (en) * | 2016-03-31 | 2016-08-03 | 广州绿日环保科技有限公司 | Device and method for treating wastewater by polybasic coal-iron-carbon |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 242100 Langxi Economic Development Zone, Xuancheng, Anhui Patentee after: ANHUI DEQI ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 242100 Langxi Economic Development Zone, Xuancheng, Anhui Patentee before: XUANCHENG DEQI ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 |