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Nanjing University patents


Recent patent applications related to Nanjing University. Nanjing University is listed as an Agent/Assignee. Note: Nanjing University may have other listings under different names/spellings. We're not affiliated with Nanjing University, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Nanjing University-related inventors


 new patent  Device and method for supervising biofilm culturing

A device for supervising biofilm culturing, the device including: a fixed seat including an upper end; a supervision chamber; two ultrasonic sensing probes; a first mounting chamber; a second mounting chamber disposed between the fixed seat and the supervision chamber; an ultrasonic generator; an oscilloscope; and a controller. The first and second mounting chambers are disposed at two opposite ends of the supervision chamber, respectively. ... Nanjing University

 new patent  Methods for assessing toxicity

A method for characterizing toxicity of toxic pollutants and a method for characterizing comprehensive toxicity of water bodies. The methods include constructing a reporter gene cell line expressing chop gene associated with endoplasmic reticulum stress.. ... Nanjing University

Apparatus for reliving surface-layer clogging of denitrification deep-bed filter and method for running the same

The invention discloses an apparatus for reliving surface-layer clogging of a denitrification deep-bed filter and a method for running the same, which belongs to the field of sewage treatment.. . ... Nanjing University

Apparatus for sewage deep denitrification with high pollutant carrying capacity and low energy consumption, and method for running the same

The invention discloses an apparatus for sewage deep denitrification with high pollutant carrying capacity and low energy consumption and a method for running the same, characterized in that: the apparatus mainly includes a settling tank, an electrodialysis device, a ph adjusting tank, a first chemical storage tank, a biofilters a second chemical storage tank, a redox potential measuring device, a backwash pump, and a clean water tank, wherein the biofilter is provided with, a gas collecting device, an uniform water distributor, a first filter bed, a second filter bed, a third filter bed, and a fourth filter bed sequentially from up to down, a second dosing port is arranged underneath the second filter bed, and the second chemical storage tank is communicated to the second dosing port respectively through a first flow path and a second flow path.. . ... Nanjing University

Ultrafiltration membrane and a preparation method thereof

The present invention provides an ultrafiltration membrane comprising a sulfone polymer membrane matrix with pores and an organic polymer sealing layer, wherein the pores are filled with nanoadsorbents. The present invention further provides a method for preparing the ultrafiltration membrane, which includes the following steps: (1) synthesizing nanoadsorbents; (2) preparing the sulfone polymer membrane matrix by immersion-precipitation phase inversion; and (3) immobilizing nanoadsorbents in the pores of the sulfone polymer membrane matrix by reverse filling, then sealing the pores with organic polymers to form a multifunctional ultrafiltration membrane. ... Nanjing University

Method for treating organic wastewater and organic wastewater treating system

A method for treating organic wastewater includes: proceeding with anaerobic fermentation on organic wastewater to obtain a fermentation liquid; nitrifying a portion of the fermentation liquid to obtain a first fermentation liquid containing nitrate nitrogen, and separating the remaining portion of the fermentation liquid to obtain a second fermentation liquid containing propionic acid; mixing the first and second fermentation liquids to obtain a mixture; and removing nitrogen and phosphorus from the mixture and then proceeding with sedimentation to obtain a sediment and a supernatant discharged as purified water. An organic wastewater treating system includes an anaerobic fermentation reactor, an aeration tank, a fermentation liquid separating equipment, a biological removal reactor for removing nitrogen and phosphorus, and a sedimentation tank. ... Nanjing University

Centrifugal microfluidic control systems and method for configuring the same

The disclosure provides a centrifugal microfluidics control system and a method configuring the same. The system may comprise a centrifugal tube; a centrifugal unit for accommodating the centrifugal tube and providing a centrifugal force to the centrifugal tube; a control unit fixed in bottom of the centrifugal tube; and a microfluidic supporting unit coupled to the control unit in the centrifugal tube. ... Nanjing University

Resin nanocomposite, method for preparing the same, and method for treating sewage with the same

A resin nanocomposite, including a resin skeleton structure and nanoparticles. The resin skeleton structure is an aminated polystyrene. ... Nanjing University

A composition containing protective agent for singlet oxygen and a preparation method therefor

The invention relates to a method to utilize the characteristic of a protective agent to incubate singlet oxygen and prolong its lifetime so as to provide abundant singlet oxygen with persistence and thus improve the effect of photodynamic therapy. The composition is composed of a functional substance that can prolong the lifetime of singlet oxygen, an emulsifier and a photosensitizer; the functional substance is emulsified into an emulsion through the emulsifier and delivered into a tumor tissue with the photosensitizer; then the photodynamic therapy can be conducted with the abundant singlet oxygen incubated by the functional substance that can prolong the lifetime of singlet oxygen and thus the effect of photodynamic therapy is improved.. ... Nanjing University

Auxiliary berthing method and system for vessel

The present invention provides an auxiliary berthing method and system for a vessel. Position information of a vessel relative to a berth is determined by a solar blind ultraviolet imaging method; meanwhile, by a gps method, an attitude angle of the vessel relative to the berth is determined by at least two gps receivers. ... Nanjing University

Auxiliary berthing method and system for vessel

The present invention provides an auxiliary berthing method and system for a vessel. In the berthing method, by a solar blind ultraviolet imaging method, a position and an attitude of a vessel relative to a shoreline of a port berth during berthing are calculated by at least two solar blind ultraviolet imaging modules according to light signals received by a solar blind ultraviolet light source array arranged in advance on the shore. ... Nanjing University

Lazy real time garbage collection method

A method for garbage collection in a nand flash memory system is disclosed. The method includes the steps of receiving a data request task in the nand flash memory system; executing the data request task in the nand flash memory system; based on the condition where the number of free data pages in the nand flash memory system is below the first pre-determined threshold, determining whether a data block partial garbage collection list is empty; based on the condition where the data block partial garbage collection list is empty, selecting a victim block in the nand flash memory system; and creating a plurality of data block partial garbage collection tasks.. ... Nanjing University

Effect-directed identification of targeted and non-targeted androgen disruptors

Implementations herein relates to effect-directed identification of targeted and non-targeted androgen disruptors. The implementations include primary separation, androgenic activity testing, high throughput separation and preparation of toxicants, active component scanning based on high performance liquid chromatography-time of flight mass spectrometry, targeted screening of suspicious androgenic substances, non-target identification of androgenic compounds combining mass spectrum, chromatography and toxicity characteristics and toxicity confirmation. ... Nanjing University

Diode array-based digitized miniature ultra-low-power-consumption impact monitoring system

The present invention discloses a diode array-based digitized miniature ultra-low-power-consumption impact monitoring system, which belongs to the technical field of aircraft structural health monitoring. The impact monitoring system consists of a miniature sensor array interface, a passive band-pass filter array, a diode array, a digital conversion and management module, an on-board bus communication module, a monitoring data storage module, a self-powering module, and a miniature communication and power supply interface. ... Nanjing University

10/05/17 / #20170285007

Screening methods for thyroid hormone disruptors based on co-regulator involved simulations

The present patent relates to a method for qualitative identification and quantitative prediction of thyroid hormone disrupting chemicals base on the interaction between thyroid hormone receptor and co-regulators (coactivator and corepressor).the method identifies chemicals as passive antagonists, active antagonists and agonists by means of co-regulator involved molecular dynamics simulations, and predicts the relative disrupting potencies by use of binding free energy, therefore, may be used for screening of thyroid hormone disruptors among environmental pollutants. Upon more comprehensive consideration of the functioning mechanism of thyroid hormone receptor, the present invention is able to sufficiently identify thyroid hormone disruptors as agonists and antagonists, and gives more accurate prediction of the disrupting potency. ... Nanjing University

09/28/17 / #20170276576

Portable efficient magnetic solid phase extraction device and extraction method thereof

A device comprises a contact reaction chamber, a circulating water inlet, a clear water basin, a circulating pump, a circulating water outlet, a solid phase extractant collecting tank, a magnetic holder, an electromagnet, a solid-liquid separation area, a drain valve, a wall sprinkling water inlet, and a wall sprinkling pipe, wherein, the contact reaction chamber is in a conical shape, and utilizes hydraulic power to perform stir to ensure no dead corner exists during contact stir; the obconical solid-liquid separation area increases the action area between a magnetic solid phase extractant and the electromagnet; the solid phase extractant collecting tank is in a downwards protruding dish shape to prevent the solid phase extractant from losing.. . ... Nanjing University

09/21/17 / #20170268127

Tial intermetallic compound single crystal material and preparation method therefor

A tial intermetallic compound single crystal material and a preparation method therefor are disclosed. The alloy composition of the material comprises tiaalbnbc(c, si)d, wherein 43≦b≦49, 2≦c≦10, a+b+c=100, and 0≦d≦1 (at. ... Nanjing University

09/21/17 / #20170267564

Method for degrading artificial sweeteners from sewage

A method for degrading artificial sweeteners from sewage, the method including: 1) introducing sewage to a secondary sedimentation tank and precipitating sediments; 2) collecting a supernatant from the secondary sedimentation tank, adding a naoh solution or a perchloric acid solution to regulate the ph; adding an h2o2 solution to the supernatant to adjust a ratio of a molar concentration of h2o2 to a molar concentration of the sweetener in the resulting mixed solution to be between 1:1 and 30:1; transferring the resulting mixed solution to a photoreactor, irradiating the mixed solution by ultraviolet light, and stirring the mixed solution for between 5 and 30 min; and adding a 1.5% w/w aqueous nano2 solution to the mixed solution; and 3) collecting and analyzing an effluent obtained from 2), contacting the effluent with clo2 for reaction in a disinfecting tank, and discharging the product.. . ... Nanjing University

09/21/17 / #20170266623

Method for preparing tubular graphene composite membrane

A method for preparing a graphene composite membrane on the surface of a tubular support. In the method, a tubular ceramic membrane is used as the support, a layer of graphene material is uniformly prepared on the surface of the support by vacuum suction, and the defect-free tubular graphene composite membrane is obtained by the drying process.. ... Nanjing University

09/14/17 / #20170261369

Path detection system based on solar blind ultraviolet light signals

A path detection system based on sbuv light signals is provided, including a sbuv light signal emitter, a sbuv detectors and a signal processing module, wherein the sbuv light signal emitter is arranged on a road to serve as a path mark line; the sbuv detector is configured to detect the path mark line and transmit the detected signals from the sbuv light signal emitter to the signal processing module; and the signal processing module acquires a traveling path in real time by using a path line extraction algorithm, and eventually outputs path information.. . ... Nanjing University

09/14/17 / #20170259255

A high exchange-capacity anion exchange resin with dual functional-groups and method of synthesis thereof

The present disclosed are a high exchange-capacity anion exchange resin with dual functional-groups and method of synthesis thereof. The invention relates to the field of environmental function material synthesis and application. ... Nanjing University

09/07/17 / #20170253890

Method for preparing bacterial agent for removing ammonia

A method for preparing a bacterial agent for removing ammonia-nitrogen, including: 1) activating a mixed microbial preparation including heterotrophic nitrification bacteria and aerobic denitrification bacteria; 2) inoculating the microbial preparation including heterotrophic nitrification bacteria and the aerobic denitrification bacteria to a membrane region including a double-layered filler; 3) introducing a culture solution of the microbial preparation to the membrane region from one side of the membrane region at a certain pressure and a certain flow rate to cultivate bacteria and discharging metabolites produced by the microbial preparation from the other side of the membrane region; 4) centrifuging a bacterial liquid obtained from cultivation to yield a concentrated bacterial suspension; and 5) adding a protecting agent to the concentrated bacterial suspension, uniformly dry spraying a resulting mixture to a sterilized carrier to yield a bacterial agent, and sealing the bacterial agent for storage.. . ... Nanjing University

07/27/17 / #20170210654

Application of fermentation broth of potamogeton crispus in the removal of nitrogen in constructed wetlands

It discloses an application of a fermentation broth of potamogeton crispus in the removal of nitrogen in constructed wetlands. The fermentation broth of potamogeton crispus is prepared by the following method: collecting, draining off and grinding the potamogeton crispuses, then, placing the grinded potamogeton crispuses into a fermentation tank, mixing them with domesticated fermented sludge, and then adding water and fermenting the mixed liquor at a constant temperature, removing the residue of the potamogeton crispuses, and obtaining the prepared fermentation broth of potamogeton crispus. ... Nanjing University

06/29/17 / #20170183246

Method of degrading perfluorinated compound

The present disclosure relates to the technical field of degradation of persistent pollutants and discloses a method for efficiently degrading a perfluorinated compound (pfc), through which the problems of harsh reaction conditions and less high defluorination rate existing in prior-art methods for degrading pfcs are solved. In the present disclosure, a 3-indoleacetic acid (iaa) solution is irradiated with 254 nm uv light to generate hydrated electrons, with which the pfc are degraded by reduction under an aerobic condition, where an organo-modified montmorillonite is added to provide a reaction microzone, so the degradation and defluorination effects of the hydrated electrons for the pfc are greatly improved. ... Nanjing University

06/22/17 / #20170174842

Self-healing polymers and applications thereof

A self-healing polymer includes metal ions and a polymer network including polymer chains cross-linked through coordination bonds with the metal ions. Each polymer chain includes ligands within a backbone of the polymer chain, and the ligands include metal ion coordination sites.. ... Nanjing University

05/18/17 / #20170137306

Tio2 base coagulant and its application

The present invention provides a tio2-based coagulant and use thereof. The tio2-based coagulant is obtained by the following steps: uniformly mixing acetylacetone and ethanol and dropwise adding titanium tetrachloride to obtain a solution a; mixing deionized water and ethanol to obtain a solution b; dropwise adding solution b to solution a; stirring to obtain a sol, and then aging the sol to constant weight to obtain the tio2-based coagulant. ... Nanjing University

05/11/17 / #20170130254

Nucleotide production process

A nucleotide production process comprises: decomposing an rna by using a nuclease p1 so as to obtain nucleotides amp, gmp, cmp and ump, converting part or all of the nucleotide amp into a nucleotide imp by using adenosine deaminase, separating the obtained nucleotide by using an ion exchange resin, and then performing concentration and crystallization to obtain purified nucleotides amp, gmp, cmp, ump and imp or obtain purified nucleotides gmp, cmp, ump and imp. The whole biocatalysis production of nucleotides is implemented by using a double-enzyme catalysis method, and high-purity nucleotides are obtained by using an ion resin separation technology and a solvent crystallization method; and the production process is simple and environmentally-friendly, and has low costs, high product safety and purity.. ... Nanjing University

02/16/17 / #20170044036

Fenton fluidized bed treatment apparatus and wastewater treatment method thereof

The present invention discloses a device for fenton fluidized-bed process and a method applying the device for wastewater treatment. It belongs to the wastewater treatment field. ... Nanjing University

02/16/17 / #20170044031

A method for harmless disposal and resource utilization of resin desorption liquid generated in the ion exchange process

A method for harmless disposal and resource utilization of resin desorption liquid generated in the ion exchange process is provided. Resin desorption liquid is channeled into an electrolytic tank, which is arranged with an inlet and an outlet; the anode and the cathode within the electrolytic tank are separately connected to a stabilized power supply; both the direct and indirect oxidation process and occurred at the anode can decompose the organic pollutants in the desorption liquid; with necessary replenishment of fresh regeneration agent, the treated desorption liquid can exert excellent performance in regenerating saturated resin; the recycled use of resin desorption liquid is therefore realized, which consequently avoids unnecessary waste of regeneration agent and reduces the final yield of the desorption liquid. ... Nanjing University

02/16/17 / #20170044021

Method for continuously preparing nano zinc oxide with membrane reactor

The present invention relaters to a method for continuously preparing a nano zinc oxide with a membrane reactor. A zinc salt solution and a precipitator solution required for the preparation of a zinc oxide are respectively used as dispersion phases, and under the action of a certain pressure, the two reaction solutions respectively penetrate through a membrane tube at a certain rate and disperse quickly under the action of a shear force and react, producing a precursor precipitate. ... Nanjing University

01/12/17 / #20170009011

Method for synthesizing polylactide via living ring-opening polymerization

A method for synthesizing polylactide (pla). The method employs rcoocg, a nontoxic carboxylate of cyclic guanidine (cg), as a catalyst and non-toxic organic alcohol r′oh as an initiator to catalyze/initiate a living ring-opening polymerization of lactide (la). ... Nanjing University








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