CN202830028U - Measurable experimental device for preparing biogas via anaerobic fermentation - Google Patents

Measurable experimental device for preparing biogas via anaerobic fermentation Download PDF

Info

Publication number
CN202830028U
CN202830028U CN2012205478232U CN201220547823U CN202830028U CN 202830028 U CN202830028 U CN 202830028U CN 2012205478232 U CN2012205478232 U CN 2012205478232U CN 201220547823 U CN201220547823 U CN 201220547823U CN 202830028 U CN202830028 U CN 202830028U
Authority
CN
China
Prior art keywords
airway
gas
experimental
scrubbing bottle
measurable
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
Application number
CN2012205478232U
Other languages
Chinese (zh)
Inventor
秦向东
张灵
邓维萍
杨姝
张娅玲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YUNNAN LUDACAIZHI INDUSTRIAL Co Ltd
Yunnan Agricultural University
Original Assignee
YUNNAN LUDACAIZHI INDUSTRIAL Co Ltd
Yunnan Agricultural University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by YUNNAN LUDACAIZHI INDUSTRIAL Co Ltd, Yunnan Agricultural University filed Critical YUNNAN LUDACAIZHI INDUSTRIAL Co Ltd
Priority to CN2012205478232U priority Critical patent/CN202830028U/en
Application granted granted Critical
Publication of CN202830028U publication Critical patent/CN202830028U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M21/00—Bioreactors or fermenters specially adapted for specific uses
    • C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/02—Form or structure of the vessel
    • C12M23/14—Bags
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/36—Means for collection or storage of gas; Gas holders
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/58—Reaction vessels connected in series or in parallel
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
    • C12M41/30—Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration
    • C12M41/34—Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration of gas
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Zoology (AREA)
  • Genetics & Genomics (AREA)
  • Biomedical Technology (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Sustainable Development (AREA)
  • Clinical Laboratory Science (AREA)
  • Molecular Biology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Abstract

The utility model relates to a measurable experimental device for preparing biogas via anaerobic fermentation, belonging to the technical field of experimental devices. The measurable experimental device comprises an anaerobic reactor 1, a gas-washing bottle 2, a gas-collecting bag 3, a check valve 4, a rubber plug 5, a sampling tube 6, a gas guide tube I 7, a gas flow meter I 8, a gas flow meter II 9, a rubber-connecting tube 10, a sampling tube valve 11 and a gas guide tube II 12. Via an improvement of the traditional device for preparing biogas via anaerobic fermentation, the two gas flow meters are added and are capable of realizing online monitoring for the condition of anaerobic fermentation, thus facilitating control of an experimental process; the volumes of biogas and methane generated during a process for preparing biogas via anaerobic fermentation in a certain time are accurately measured to calculate the content of methane, thus providing accurate experimental data for the subsequent experimental analysis and enhancing the accuracy of the experimental conclusion; and simultaneously, the check valve is arranged on the tail part of the gas guide tube I in the gas-washing bottle, so that the occurrence of a suck-back phenomenon can be effectively prevented. The measurable experimental device disclosed by the utility model is simple in structure, convenient to operate and strong in adaptability.

Description

A kind of measurable anaerobic ferment for methane experimental installation
Technical field
The utility model relates to a kind of measurable anaerobic ferment for methane experimental installation, belongs to the experimental installation technical field.
Background technology
Under lab adopt anaerobic ferment for methane can provide for the biogas production of reality strong science and technology to support, the analysis of especially under lab doing, the conclusion of testing and drawing have directive significance for actual production.Usually the anaerobic ferment for methane device of use for laboratory can't be realized on-line monitoring anaerobically fermenting situation, in addition, adopt draining water gathering of gas law to measure the biogas volume, volume easily is subject to the impact of γ-ray emission pressure size like this, can't guarantee the accuracy of data, also need with instrumentation the gas of collecting to be carried out methane concentration again and measure, instrument is also somewhat expensive, operates cumbersome.
In view of traditional anaerobic ferment for methane device can't accurately be monitored biogas volume and methane content, can not reflect timely and accurately the anaerobic fermentation process practical situation, brought the problem of unnecessary trouble to experimentation control and interpretation, necessary designing a kind ofly can directly be calculated fire damp content, foreign matter content, experimental installation that simultaneously can the on-line monitoring anaerobically fermenting.
The utility model content
For the problems referred to above, the utility model proposes a kind of measurable anaerobic ferment for methane experimental installation, through traditional anaerobic ferment for methane device is improved, can realize on-line monitoring anaerobically fermenting situation, be convenient to the control of experimentation; By accurately measuring biogas volume and the methane volume that produces in the anaerobic ferment for methane process in the certain hour, calculate the content of methane, thereby for follow-up experimental analysis provides accurately experimental data, the accuracy of Enhancement test conclusion; Simultaneously, the afterbody of the airway I in the scrubbing bottle is provided with check valve, can effectively prevent the generation of suck-back phenomenon; The utility model is simple in structure, and is easy to operate, strong adaptability.
For reaching goal of the invention, the technical solution adopted in the utility model: a kind of measurable anaerobic ferment for methane experimental installation comprises anaerobic reactor 1, scrubbing bottle 2, gas collection bag 3, check valve 4, plug 5, stopple coupon 6, airway I7, gas meter I8, gas meter II9, connects sebific duct 10, stopple coupon valve 11, airway II12; Anaerobic reactor 1, the bottleneck of scrubbing bottle 2 is furnished with respectively plug 5, stopple coupon 6 stretches in the anaerobic reactor 1 by plug 5, and under the liquid level of the anaerobic reactor 1 that submerges, stopple coupon 6 is provided with stopple coupon valve 11, anaerobic reactor 1, scrubbing bottle 2 connects by airway I7, scrubbing bottle 2, gas collection bag 3 connects by airway II12, airway I7, airway II12 is two Glass tubings and is formed by connecting by connecting sebific duct 10, anaerobic reactor 1, be provided with gas meter I8 between the scrubbing bottle 2, scrubbing bottle 2, be provided with gas meter II9 between the gas collection bag 3, the afterbody of the airway I7 in the scrubbing bottle 2 is provided with check valve 4.
Described airway I7 has just exposed bottleneck in anaerobic reactor 1; Airway I7 submerges in scrubbing bottle 2 under the liquid level.
Described airway II12 has just exposed bottleneck in scrubbing bottle 2, stretch into the bottom of gas collection bag 3 in gas collection bag 3.
In the described scrubbing bottle 2 alkali lye is housed.
Described anaerobic reactor 1, scrubbing bottle 2, gas collection bag 3, check valve 4, plug 5, stopple coupon 6, airway I7, gas meter I8, gas meter II9, company's sebific duct 10, stopple coupon valve 11, airway II12 are commercially available common components.
The beneficial effects of the utility model: the utility model is through improving traditional anaerobic ferment for methane device, can realize on-line monitoring anaerobically fermenting situation, be convenient to the control of experimentation, by accurately measuring biogas volume and the methane volume that produces in the anaerobic ferment for methane process in the certain hour, calculate the content of methane, thereby for follow-up experimental analysis provides accurately experimental data, the accuracy of Enhancement test conclusion; Simultaneously, the afterbody of the airway I in the scrubbing bottle is provided with check valve, can effectively prevent the generation of suck-back phenomenon; The utility model is simple in structure, and is easy to operate, strong adaptability.
Description of drawings
Fig. 1 is structure connection diagram of the present utility model;
Among the figure: 1-anaerobic reactor, 2-scrubbing bottle, 3-gas collection bag, 4-check valve, 5-plug, 6-stopple coupon, 7-airway I, 8-gas meter I, 9-gas meter II, 10-connect sebific duct, 11-stopple coupon valve, 12-airway II.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing, understands to make things convenient for the technician.
As shown in Figure 1: a kind of measurable anaerobic ferment for methane experimental installation comprises anaerobic reactor 1, scrubbing bottle 2, gas collection bag 3, check valve 4, plug 5, stopple coupon 6, airway I7, gas meter I8, gas meter II9, connects sebific duct 10, stopple coupon valve 11, airway II12; Anaerobic reactor 1, the bottleneck of scrubbing bottle 2 is furnished with respectively plug 5, stopple coupon 6 stretches in the anaerobic reactor 1 by plug 5, and under the liquid level of the anaerobic reactor 1 that submerges, stopple coupon 6 is provided with stopple coupon valve 11, anaerobic reactor 1, scrubbing bottle 2 connects by airway I7, scrubbing bottle 2, gas collection bag 3 connects by airway II12, airway I7, airway II12 is two Glass tubings and is formed by connecting by connecting sebific duct 10, anaerobic reactor 1, be provided with gas meter I8 between the scrubbing bottle 2, scrubbing bottle 2, be provided with gas meter II9 between the gas collection bag 3, the afterbody of the airway I7 in the scrubbing bottle 2 is provided with check valve 4.
Described airway I7 has just exposed bottleneck in anaerobic reactor 1; Airway I7 submerges in scrubbing bottle 2 under the liquid level.
Described airway II12 has just exposed bottleneck in scrubbing bottle 2, stretch into the bottom of gas collection bag 3 in gas collection bag 3.
In the described scrubbing bottle 2 alkali lye is housed.
Working process of the present utility model: the utility model can utilize anaerobic reactor 1, be provided with the biogas total amount that gas meter I8 accurately reads the inherent anaerobic reactor 1 interior generation of certain hour between the scrubbing bottle 2, then, utilize scrubbing bottle 2, the gas meter II9 that is provided with between the air collector 3 accurately reads biogas through the later residual gas volume of scrubbing bottle 2, the volume of methane namely, the ratio of two gas volumes is exactly the methane content of biogas in the anaerobic ferment for methane process, the difference of two gas volumes is exactly the foreign matter content of biogas in the anaerobic ferment for methane process, the volume that biogas has been arranged, the volume of methane and the content of methane, the content of impurity just provides data supporting for follow-up experimental analysis, has strengthened the accuracy of experiment conclusion; Simultaneously, the afterbody of the airway I in the scrubbing bottle is provided with check valve, can effectively prevent the generation of suck-back phenomenon; The utility model is simple in structure, and is easy to operate, strong adaptability.
The utility model describes by accompanying drawing, in the situation that do not break away from the utility model scope, can also carry out various conversion and be equal to replacement the utility model patent, therefore, the utility model patent is not limited to disclosed specific implementation process, and should comprise the whole embodiments that fall in the utility model Patent right requirement scope.

Claims (4)

1. measurable anaerobic ferment for methane experimental installation is characterized in that: the anaerobic ferment for methane experimental installation comprises anaerobic reactor, scrubbing bottle, gas collection bag, check valve, plug, stopple coupon, airway I, gas meter I, gas meter II, connects sebific duct, stopple coupon valve, airway II; The bottleneck of anaerobic reactor, scrubbing bottle is furnished with respectively plug, stopple coupon stretches in the anaerobic reactor by plug, and under the liquid level of the anaerobic reactor that submerges, stopple coupon is provided with the stopple coupon valve, anaerobic reactor, scrubbing bottle connect by airway I, scrubbing bottle, gas collection bag connect by airway II, airway I, airway II are two Glass tubings and are formed by connecting by connecting sebific duct, be provided with gas meter I between anaerobic reactor, the scrubbing bottle, be provided with gas meter II between scrubbing bottle, the gas collection bag, the afterbody of the airway I in the scrubbing bottle is provided with check valve.
2. a kind of measurable anaerobic ferment for methane experimental installation according to claim 1, it is characterized in that: described airway I has just exposed bottleneck in anaerobic reactor; Airway I submerges in scrubbing bottle under the liquid level.
3. a kind of measurable anaerobic ferment for methane experimental installation according to claim 1, it is characterized in that: described airway II has just exposed bottleneck in scrubbing bottle, stretches into the bottom of gas collection bag in the gas collection bag.
4. a kind of measurable anaerobic ferment for methane experimental installation according to claim 1 is characterized in that: in the described scrubbing bottle alkali lye is housed.
CN2012205478232U 2012-10-24 2012-10-24 Measurable experimental device for preparing biogas via anaerobic fermentation Expired - Fee Related CN202830028U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012205478232U CN202830028U (en) 2012-10-24 2012-10-24 Measurable experimental device for preparing biogas via anaerobic fermentation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012205478232U CN202830028U (en) 2012-10-24 2012-10-24 Measurable experimental device for preparing biogas via anaerobic fermentation

Publications (1)

Publication Number Publication Date
CN202830028U true CN202830028U (en) 2013-03-27

Family

ID=47941783

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012205478232U Expired - Fee Related CN202830028U (en) 2012-10-24 2012-10-24 Measurable experimental device for preparing biogas via anaerobic fermentation

Country Status (1)

Country Link
CN (1) CN202830028U (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103333796A (en) * 2013-06-09 2013-10-02 嘉兴职业技术学院 Experimental device and method for detecting methane quantity produced under different concentration conditions
CN103333797A (en) * 2013-06-09 2013-10-02 嘉兴职业技术学院 Detect the experimental installation and the method that produce the biogas amount under the differing temps
CN103675214A (en) * 2013-12-23 2014-03-26 上海交通大学 Device and method for measuring biochemical methane potential (BMP)
CN104403940A (en) * 2014-11-21 2015-03-11 浙江大学 Device and method for culturing marine nitrite-dependent anaerobic methane oxidation microbes
CN105890935A (en) * 2016-05-31 2016-08-24 黑龙江省科学院科技孵化中心 Simple fermentation gas collecting and measuring device and measuring method thereof
CN106500931A (en) * 2016-12-27 2017-03-15 中煤陕西榆林能源化工有限公司 The detection means and detection method of on-condensible gas in a kind of steam
CN110423680A (en) * 2019-07-29 2019-11-08 山东大学 Biogas and biological methane survey the device and its measurement method of gas in real time in a kind of anaerobic fermentation
CN110455675A (en) * 2019-09-09 2019-11-15 西北农林科技大学 Producing methane through anaerobic fermentation amount automatic measurement system and method
CN113512485A (en) * 2021-03-31 2021-10-19 南开大学 Biogas anaerobic fermentation device and use method thereof

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103333796B (en) * 2013-06-09 2015-01-21 嘉兴职业技术学院 Experimental device and method for detecting methane quantity produced under different concentration conditions
CN103333797A (en) * 2013-06-09 2013-10-02 嘉兴职业技术学院 Detect the experimental installation and the method that produce the biogas amount under the differing temps
CN103333796A (en) * 2013-06-09 2013-10-02 嘉兴职业技术学院 Experimental device and method for detecting methane quantity produced under different concentration conditions
CN103333797B (en) * 2013-06-09 2014-12-17 嘉兴职业技术学院 Experimental device and method for detecting methane quantity produced at different temperatures
CN103675214B (en) * 2013-12-23 2015-07-15 上海交通大学 Device and method for measuring biochemical methane potential (BMP)
CN103675214A (en) * 2013-12-23 2014-03-26 上海交通大学 Device and method for measuring biochemical methane potential (BMP)
CN104403940A (en) * 2014-11-21 2015-03-11 浙江大学 Device and method for culturing marine nitrite-dependent anaerobic methane oxidation microbes
CN105890935A (en) * 2016-05-31 2016-08-24 黑龙江省科学院科技孵化中心 Simple fermentation gas collecting and measuring device and measuring method thereof
CN106500931A (en) * 2016-12-27 2017-03-15 中煤陕西榆林能源化工有限公司 The detection means and detection method of on-condensible gas in a kind of steam
CN106500931B (en) * 2016-12-27 2019-03-15 中煤陕西榆林能源化工有限公司 The detection device and detection method of on-condensible gas in a kind of steam
CN110423680A (en) * 2019-07-29 2019-11-08 山东大学 Biogas and biological methane survey the device and its measurement method of gas in real time in a kind of anaerobic fermentation
CN110455675A (en) * 2019-09-09 2019-11-15 西北农林科技大学 Producing methane through anaerobic fermentation amount automatic measurement system and method
CN110455675B (en) * 2019-09-09 2024-05-31 西北农林科技大学 Measurement method of automatic measurement system for biogas yield by anaerobic fermentation
CN113512485A (en) * 2021-03-31 2021-10-19 南开大学 Biogas anaerobic fermentation device and use method thereof

Similar Documents

Publication Publication Date Title
CN202830028U (en) Measurable experimental device for preparing biogas via anaerobic fermentation
CN103674156B (en) A kind of metering method utilizing laboratory micro gas-metering device
CN202830039U (en) Improved experimental device for preparing biogas via anaerobic fermentation
CN105973656A (en) Soil respiration measurement culture and gas collection device and measurement method thereof
CN204718916U (en) A kind of device measuring coal/shale surface gas absorption and desorption curve
CN103674756B (en) Measure the method for moisture content in high pressure liquid phase hydrocarbon substance
CN204330517U (en) Under High Temperature High Pressure, the test of shale gas air content gathers and measuring apparatus
CN104880540A (en) Device and method of measuring biochemical methanogenesis potential of organic solid waste
CN203642986U (en) Metering device of laboratory trace gas
CN201697681U (en) Light control metering device
CN108913540A (en) A kind of test micro anaerobic fermentation gas collecting apparatus and method
CN208414413U (en) A kind of test micro anaerobic fermentation gas collecting apparatus
CN205317613U (en) Biochemical methane latent energy survey device of producing
CN109207354B (en) Microorganism fermentation gas production potential testing device
CN203411539U (en) Testing device capable of automatically control biomass fermentation to produce biogas
CN208224003U (en) A kind of biochemical methane potentiality self-operated measuring unit
CN101363825B (en) Device for dynamically detecting carbon element loss of root system of plant
CN208488457U (en) A kind of portable soil respiratory rate measuring device
CN103336087B (en) Testing device of desulphurization efficiency and testing method thereof
CN203053812U (en) Silica powder conversion rate measuring device for production of silica sol by silica powder hydrolysis
CN203133005U (en) Integrated coal quality detection device
CN207659453U (en) Normal temperature anaerobic fermentation device
CN105241786A (en) Device for detecting biochemical methane potential
CN204116322U (en) A kind of slag has the hot sulks Body components on-Line Monitor Device of pressure
CN213364511U (en) Gas collecting and measuring device for detecting degradation performance of biodegradable material

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
PP01 Preservation of patent right

Effective date of registration: 20150312

Granted publication date: 20130327

RINS Preservation of patent right or utility model and its discharge
PD01 Discharge of preservation of patent

Date of cancellation: 20170312

Granted publication date: 20130327

PD01 Discharge of preservation of patent
PP01 Preservation of patent right

Effective date of registration: 20170312

Granted publication date: 20130327

PP01 Preservation of patent right
PD01 Discharge of preservation of patent

Date of cancellation: 20170912

Granted publication date: 20130327

PD01 Discharge of preservation of patent
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130327

Termination date: 20151024

CF01 Termination of patent right due to non-payment of annual fee