Korea Institute Of Geoscience And Mineral Resources Patent applications |
Patent application number | Title | Published |
20160102384 | METHOD OF RECOVERING ACID AND PLATINUM GROUP METAL FROM LEACHING SOLUTION OF SPENT CATALYST - The present invention relates to a method of recovering acid and a platinum group metal from a leaching solution of a spent catalyst, more particularly, to a method of recovering acid and a platinum group metal from a leaching solution of a spent catalyst, the method including: filtering a leaching solution of a spent catalyst, providing the filtered leaching solution into a concentration chamber, and heating the filtered leaching solution to recover acid included in the leaching solution; providing a concentrated solution of the leaching solution into a substitution chamber after recovering the acid, and adding a metal for a substitution reaction; and cleaning a solid, which is separated by solid-liquid separation after the substitution reaction, with acid and recovering the platinum group metal. | 04-14-2016 |
20150323363 | MEASUREMENT DEVICE FOR WATER EXCHANGES ACROSS WATER/SEDIMENT INTERFACE - There is provided a water exchange meter being capable of automatically and continuously measuring the water exchange at the surface water/sediment interface in which a saturated vertical hydraulic conductivity of the sediment from the hydraulic head difference between a chamber and a storage pipe at a measurement location is measured, and after the measurement of the saturated vertical hydraulic conductivity, while the measurement device used in the measurement of the vertical hydraulic conductivity is maintained, a vertical hydraulic gradient between upper and lower portions of a chamber is continuously measured in situ. | 11-12-2015 |
20150185004 | CLINOMETER AND METHOD FOR MEASURING STRIKE AND DIP ANGLE USING SAME - A clinometer including a base plate and a compass which is mounted on the base plate and can measure a strike and a dip angle. The compass includes a first case which is rotationally provided on the base plate so as to move a strike scale indicated on the rim of the compass to a certain position and a second case which is provided in the first case, and which is fixed on the base plate so as to fix a dip scale indicated on the rim of the compass at a certain position. | 07-02-2015 |
20150147247 | METHOD OF PRE-TREATING MOLYBDENITE CONTAINING COPPER - Disclosed is a method of pre-treating molybdenite containing copper. The method includes mixing molybdenite containing copper with sulfuric acid, performing a sulfation reaction through a heating process after the mixing process is performed, performing a water leaching process by putting and stirring water after the sulfation reaction is performed, separating a cake from liquid after the water leaching process is performed, and drying the separated cake. | 05-28-2015 |
20150136486 | CORING SYSTEM CONSIDERING TILTING OF CORING PART AND METHOD OF COMPENSATING DEPTH OF CORING PART USING THE SAME - The present invention relates to a coring system considering a tilt of a coring part and a method of compensating for a depth of a coring part using the same. A coring system according to the present invention includes: a coring part with a core to be filled with an object to be cored; a driving unit controlling upward/downward movement of the coring part; a rope connecting the coring part with the driving unit; and a tilt meter measuring a tilt of the coring part. | 05-21-2015 |
20150128430 | CLINOCOMPASS FOR MEASURING STRIKE AND DIP ON IRREGULAR GEOLOGICAL OUTCROP, AND METHOD OF MEASURING STRIKE AND DIP BY USING THE SAME - Disclosed is a clinocompass for measuring a strike and a dip on an irregular geological outcrop and a method of measuring the strike and the dip by using the same. Since the level meter of the clinometer is supported by providing a support force and a fixing force on an irregular geological outcrop having no exposed flat plane, the clinocompass serves as a supporting member or a fixing member for the measurement of the strike and the dip on an irregular geological outcrop having no exposed flat plane. Accordingly, the clinocompass has a structure to measure the strike and the dip suitable for the geological structure and the orientation of the outcrop having no exposed flat plane, so that the strike and the dip are usefully measured. | 05-14-2015 |
20150122667 | METHOD OF LEACHING MOLYBDENUM FROM SULFIDE MINERAL CONTAINING MOLYBDENUM AND COPPER THROUGH ELECTROLYTIC OXIDATION SCHEME - Disclosed is a method of leaching molybdenum (Mo) from the sulfide mineral containing molybdenum (Mo) and copper (Cu) through the electrolytic oxidation scheme. The method includes dipping the sulfide mineral containing the molybdenum (Mo) and the copper (Cu) into a solution having chloride dissolved therein, loading an electrode into the solution, and then applying a current to the solution. | 05-07-2015 |
20150122084 | METHOD OF RECOVERING RARE EARTH ELEMENTS FROM OXIDIZED SCRAP OF PERMANENT MAGNET - Disclosed is a method of recovering a rare earth element from oxidized scrap of permanent magnet. The method includes leaching an oxidized scrap of a permanent magnet from a sulfuric acid solution, and recovering the rare earth element after precipitating the rare earth element contained in the oxidized scrap of the permanent magnet by adding sodium sulfate into the sulfuric acid solution. | 05-07-2015 |
20150079686 | METHOD OF RESOLVING HEAVY METAL CONTAMINATION SOURCE BASED ON SEQUENTIAL EXTRACTION SCHEME AND ISOTOPE ANALYSIS SCHEME - Disclosed is a method of resolving a heavy metal contamination source based on a sequential extraction scheme and an isotope analysis scheme. Pb isotopes are eluted at 5 types of “cation exchange fraction”, “carbonate fraction”, “iron-oxide and manganese hydroxide-fraction”, “organic matters and sulfide fraction”, and “residual fraction” existing at other types and separated from each other in each step. The Pb isotopes are analyzed and the origins of the Pb isotopes are specified in each step. The contamination source of the Pb isotope including | 03-19-2015 |
20150068276 | APPARATUS AND METHOD OF PREPARING REFERENCE SOLUTION - The present invention relates to an apparatus and method of preparing a reference solution of a gaseous substance necessary for calibration of various measuring instruments used in measurement of the gaseous substance, such as radon (Rn-220) or a volatile substance, contained in seawater, subsurface water, surface water or the like. An apparatus of preparing a reference solution according to the present invention includes a gas component detector having two ports and configured to measure a concentration of a predetermined gaseous substance; a gas vessel having two ports and configured to accommodate the predetermined gaseous substance; a reference solution preparation vessel having two ports and configured to accommodate a predetermined liquid substance; pipe lines connecting the ports of the gas component detector, the gas vessel and the reference solution preparation vessel; and valves installed on the pipe lines. | 03-12-2015 |
20140339078 | GLUCOSE SENSOR INCLUDING NOBLE METAL-GRAPHENE COMPOSITES - Provided is a glucose sensor. The glucose sensor according to the present invention includes noble metal-graphene composites, and has high sensitivity and significantly excellent current flow as compared to titanium dioxide-graphene composites. In addition, the noble metal-graphene composite manufactured by aerosol spray pyrolysis serves as an improved glucose sensor having desirable sensitivity, stability, reproducibility, and selectivity. | 11-20-2014 |
20140318417 | Surface Modification Method of Calcite - Provided is a surface modification method of calcite powder prepared from desulfurized gypsum and heat-treated at a high temperature. According to the surface modification method, hydrophilic calcite powder having polarity may be changed into hydrophobic non-polar calcite powder by safely adsorbing a surface modifier onto a surface of the calcite powder and coating the surface with non-polar fatty acid. Particularly, in the case in which calcite powder heat-treated at a high temperature is hydrophobized, a significantly excellent hydrophobic surface property may be implemented. | 10-30-2014 |
20140288833 | METHOD OF EVALUATING FINAL EQUILIBRIUM PH OF CONTAMINATED SOIL ON SITE BY USING PASTE PH - Disclosed is a method of evaluating a final equilibrium pH of a contaminated soil on site by using a paste pH. The method includes measuring the paste pH by adding a solution to the contaminated soil, and evaluating the final equilibrium pH according to an initial pH by applying the paste pH to Equation 1, Final equilibrium pH=(paste pH+1)×exp(−1/initial pH)−exp(−1(paste pH+1)/initial pH), in which the initial pH is a predetermined integer in a range of 1 to 10. | 09-25-2014 |
20140243575 | METHOD OF REMOVING ASBESTOS FROM ASBESTOS-CONTAINING MATERIALS BY 99% THROUGH LOW TEMPERATURE HEAT TREATMENT - Disclosed is a method of removing asbestos from an asbestos-containing material by 99% through low temperature heat treatment. The method includes mixing an asbestos-containing material with an oxalic acid at a weight ratio in a range of 1:0.002 to 1:1 and performing heat treatment with respect to a mixture at a temperature of 90° C. to 110° C. to remove asbestos from the asbestos-containing material by 99% or more. | 08-28-2014 |
20140217323 | METHOD OF TREATING STRONG BASIC ALUMINUM PRODUCTION WASTE - Disclosed is a method of treating a strong basic aluminum production waste. The method includes preparing an aluminum production waste; and mixing the aluminum production waste with gypsum. | 08-07-2014 |
20140207387 | METHOD OF ANALYZING NUMERIC MODEL FOR METAL HYDRIDE TANK - A method of analyzing a numeric model for a metal hydride tank, which calculates the temperature change and the change of a reaction rate and the hydrogen concentration in the alloy resulting from a hydrogen reaction based on various user conditions with respect to metal hydride (MH) alloy tanks having various shapes when MH alloy tanks are actually used. The method includes (a) inputting a temperature (T), a real reaction flow rate (Q | 07-24-2014 |
20140158434 | Sediment Coring Apparatus for Preventing Loss and Disturbance of Sample in Core - Provided is a coring apparatus for collecting marine sediments, and more particularly, to a coring apparatus having a core filled with marine sediments when the coring apparatus is inserted into a seabed. | 06-12-2014 |
20140151944 | METHOD OF PRODUCING LOW OXYGEN-CONTENT MOLYBDENUM POWDER BY REDUCING MOLYBDENUM TRIOXIDE - Disclosed is an apparatus for producing low oxygen-content molybdenum powders by reducing MoO | 06-05-2014 |
20140147351 | METHODS OF PRODUCING CARBONATE MINERALS AND APPARATUSES OF PRODUCING THE CARBONATE MINERALS - An apparatus of producing a carbonate mineral includes a first reaction device including a fluid path along which an ion exchange solution moves; a cation exchange medium disposed in the fluid path, the cation exchange medium containing an alkaline earth metal; a second reaction device accommodating a sodium hydroxide aqueous solution and receiving the ion exchange solution containing an alkaline earth metal ion from the first reaction device; and a carbon dioxide supplying device supplying a carbon dioxide to the second aqueous solution. | 05-29-2014 |
20140144291 | METHOD OF PRODUCING LOW OXYGEN-CONTENT MOLYBDENUM POWDER BY REDUCING MOLYBDENUM TRIOXIDE - Disclosed is a method of producing low oxygen-content molybdenum powders by reducing molybdenum trioxide, which includes charging a first reducing agent and the molybdenum trioxide, which are in the direct contact with each other on a micro-sieve on an upper portion of a bracket in a body, charging a second reducing agent in the bracket under the micro-sieve, coupling the body with a cover to close the body, and performing a reduction reaction by raising an internal temperature of the body by performing the first reduction reaction due to direct contact between the first reducing agent and the molybdenum trioxide, and performing the second reduction reaction due to evaporation of the second reducing agent. The first and second reduction reactions are performed at a temperature in a range of 550° C. to 650° C., and a temperature in a range of 1000° C. to 1200° C., respectively. | 05-29-2014 |
20140141163 | METHOD OF SYNTHESIZING HOLLOW SILICA FROM SODIUM SILICATE - Disclosed is a method of synthesizing hollow silica having the size of micrometers from sodium silicate. The method includes fabricating a polystyrene organic template from polystyrene latex, (B) cleaning the polystyrene organic template, (C) exchanging media by using a water-base medium, introducing the cleaned polystyrene organic template and sodium silicate, and preparing a silica-coated organic template by performing an acidic hydrolysis reaction, and (D) cleaning the silica-coated organic template included in the water-base medium by using water. The size of the organic template is adjusted by controlling an amount of introduced AIBN included when the organic template is fabricated. The cleaning of the organic template is preferably performed by using water (H | 05-22-2014 |
20140124698 | METHOD FOR PREPARING MAGNETITE NANOPARTICLES FROM LOW-GRADE IRON ORE USING SOLVENT EXTRACTION AND MAGNETITE NANOPARTICLES PREPARED BY THE SAME - The present invention relates to a method for preparing magnetite nanoparticles from low-grade iron ore using solvent extraction and magnetite nanoparticles prepared by the same. According to the method for magnetite nanoparticles from low-grade iron ore of the present invention, it is possible to prepare high-purity magnetite nanoparticles having a purity of 99% or higher by solvent extraction using low-grade iron ore as a starting material, and thus it is possible to reduce the processing cost and the amount of energy used, thus supplying a high-efficiency magnetite nanoparticle adsorbent, which can be industrially applied to wastewater treatment or desalination plant, in large quantities at low cost. In particular, it is possible to effectively treat livestock wastewater, heavy metal wastewater, oil discharged into rivers, etc. at low cost, thus significantly contributing to the prevention of environmental pollution. Moreover, the magnetite nanoparticles prepared by the present invention has a purity of 99.5% and thus can be used as raw materials for high-tech products such as nanoparticle catalysts, magnetic fluids, MRI contrast agents, etc. | 05-08-2014 |
20140116114 | PERMEAMETER FOR IN-SITU MEASUREMENT OF SATURATED HYDRAULIC CONDUCTIVITY - Disclosed is a permeameter for in-situ measurement of saturated hydraulic conductivity. The permeameter includes a chamber fixedly installed into a streambed sediment such that the inside of the chamber is filled with a medium, sediment at water-sediment interface. First and second hydraulic head-measuring lines are respectively connected to upper and lower portions of an outer circumferential surface of the chamber, these are designed for measuring a hydraulic head difference of the inside of the chamber. A flexible tube is interconnected the chamber with the storage pipe. A storage pipe is designed to regulate a hydraulic head difference from the chamber and to measure a quantity and a flow rate of water introduced from the chamber under the streambed. | 05-01-2014 |
20140114626 | METHOD OF CALCULATING NUMERIC MODEL FOR INTERPRETATION OF METAL HYDRIDE TANK - Disclosed is a method of calculating a numeric model for interpretation of a metal hydride tank. The best possible simpljfied algorithm is applied through a simple measuring process, thereby calculating a numeric model for various metal hydride tank systems storing hydrogen, so that temperature variation depending on the reaction with hydrogen and the reacted. quantity of the hydrogen. are calculated with respect to the various metal hydride tank systems by calculating only the numeric model. The method. includes (a) charging a metal hydride (MH) alloy in a metal hydride tank system under a preset temperature condition, (b) measuring temperature variation and a reaction rate between MH alloy and hydrogen, and concentration of the hydrogen of the MH alloy by supplying or emitting the hydrogen, and (c) calculating a numeric model for the temperature variation, the reaction rate, and the concentration of the hydrogen based on data measured through step (b). | 04-24-2014 |
20140111806 | APPARATUS FOR MONITORING HOT WASTE WATER DISCHARGED FROM POWER PLANT BY USING AIRBORNE MULTISPECTRAL SCANNER SYSTEM - Disclosed is an apparatus for monitoring hot waste water discharged from a power plant by using an airborne multispectral scanner system. The apparatus includes a first detector including a first image data collecting unit to obtain first image data and a liquid-phase nitrogen storing tank used to cool an image obtaining sensor, a second detector including a second image data collecting unit to obtain second image data, and a liquid-phase nitrogen storing tank used to cool an image obtaining sensor, a controller to process the first and second image data obtained by the first detector and the second detector, respectively, and an auxiliary liquid-phase nitrogen tank separated from the liquid-phase nitrogen storing tank. The auxiliary liquid-phase nitrogen tank complements liquid-phase nitrogen for cooling. | 04-24-2014 |
20140102095 | GEOTHERMAL POWER GENERATION SYSTEM AND METHOD USING HEAT EXCHANGE BETWEEN WORKING GAS AND MOLTEN SALT - A geothermal power generation system using heat exchange between working gas and molten salt includes a heat collecting unit. A plurality of molten salt containing units are disposed in a heat transferring unit at predetermined intervals from each other. A heat exchanging unit transfers a heat source of the heat collecting unit to the molten salt in the plurality of molten salt containing units. The heat transferring unit is disposed in the ground. Working gas which receives the heat source of the molten salt via heat exchange enters and exits the heat transferring unit. A turbine unit is connected to the heat transferring unit, and generates mechanical energy using energy of the working gas. A power generating unit is connected to the turbine unit, and generates electrical energy using the mechanical energy. | 04-17-2014 |
20140101949 | CLINOMETER APPARATUS - A clinometer apparatus includes a first measurement member, a second measurement member, and a coupling member. The first measurement member includes a first plate on which first angle indices are formed, and a first coupling unit that has a circumferential :surface on which second angle indices are carved. The second measurement member includes a second plate, a second coupling unit that is coupled to the first coupling unit due to the coupling member, and a compass that is coupled to the second plate. The coupling member couples the first coupling unit and the second coupling unit so that the second measurement member rotates relative to the first measurement member about a rotational axis of the first coupling unit. | 04-17-2014 |
20140100103 | METHOD OF PRODUCING CARBIDE AND CARBON NITRIDE POWDERS CONTAINING BINDER, AND CERMET OBTAINED FROM THE SAME - Disclosed is a method of producing carbide and carbon nitride powders containing a binder, and cermet obtained from the same. | 04-10-2014 |
20140087071 | ION-EXCHANGE MANGANESE OXIDE LITHIUM ADSORBENT USING POROUS STRUCTURE AND METHOD FOR PREPARING THE SAME - The present invention relates to an ion-exchange manganese oxide lithium adsorbent using a porous structure and a method for preparing the same. The lithium adsorbent according to the present invention is highly dispersed on the surface of the porous structure, and thus it has excellent adsorption performance and physical stability and is easy to handle. Moreover, through the porous structure, the contact between a lithium-containing solution and the adsorbent is facilitated to maximize the adsorption capacity, thus making it possible to highly efficiently recover lithium ions from a solution containing a small amount of lithium ions. | 03-27-2014 |
20140069183 | METHOD OF REDUCING UNCERTAINTY IN PRESSURE PULSE-DECAY MEASUREMENT - Disclosed is a method of reducing uncertainty, which exactly finds the hydraulic conductivity and the specific storativity of a rock sample in pressure pulse-decay measurement. Axial and confining pressures are applied to the rock sample, and upstream and downstream reservoirs are connected to the rock sample. Coordinate values representing minimum values of a contour of a graph of an objective function, in which the hydraulic conductivity and the specific storativity obtained through the pressure pulse-decay measurement scheme to apply pressure pulses from the outside are expressed in horizontal and vertical axes are found from the graph. The coordinate values are set as the hydraulic conductivity and the specific storativity of the rock sample. Graphs of objective functions obtained by repeating the pressure pulse-decay measurement while changing boundary conditions are shown in overlapped, thereby reducing the uncertainty of the hydraulic conductivity and the specific storativity of the rock sample. | 03-13-2014 |
20140017154 | METHOD OF PREPARING MESOPOROUS SILICA PARTICLES USING SPRAY PYROLYSIS - Disclosed is a method of preparing mesoporous silica particles. The method includes (a) preparing an aqueous silicic acid, (b) spraying the aqueous silicic acid in a droplet state by activating the aqueous silicic acid, and (c) pyrolyzing the sprayed droplet through a reactor, which is previously heated, by allowing the sprayed droplet to pass through the reactor together with a carrier gas. The aqueous silicic acid includes 0.4 M to 0.8 M of silicic acid. | 01-16-2014 |
20130316460 | UNMANNED AUTOMATIC ALKALINITY MEASURING SYSTEM AND METHOD - Disclosed is unmanned automatic alkalinity measuring system and method. The system periodically and automatically performs collecting, measuring, and draining the sample of leachat or underground water from various sites regularly requiring the inspection or the measurement in the alkalinity thereof, without a person, thereby improving the convenience and the effectiveness in sample measurement. | 11-28-2013 |
20130312654 | APPARATUS FOR MARKING SECTION FOR GEOLOGICAL SURVEY - Provided are embodiments of a section marking apparatus and method for dividing a geological survey site into one or more sections. In some embodiments, the section marking apparatus includes a case part, a fixing shaft part, a section marking part, and a driving pin part. The fixing shaft part is accommodated in the case part. The section marking part is coupled to the fixing shaft part, received in the case part, and has a marker string configured to be extracted to the outside of the case part. The driving pin part is coupled to the fixing shaft part and configured to be driven into a ground surface to secure the section marking apparatus to the ground surface. Accordingly, the section marking apparatus can be used to divide a site when the ground is flat or when the ground is uneven and/or has a slope. | 11-28-2013 |
20130312254 | METHOD FOR MANUFACTURING A VALUABLE-METAL SULFURIC-ACID SOLUTION FROM A WASTE BATTERY, AND METHOD FOR MANUFACTURING A POSITIVE ELECTRODE ACTIVE MATERIAL - The present invention relates to a method for manufacturing a valuable-metal sulfuric-acid solution from a waste battery, and to a method for manufacturing a positive electrode active material. The method for manufacturing the valuable-metal sulfuric-acid solution includes: a step of obtaining valuable-metal powder containing lithium, nickel, cobalt, and manganese from waste batteries; a step of acid-leaching the valuable-metal powder under a reducing atmosphere in order to obtain a leaching solution; and a step of separating the lithium from the leaching solution so as to obtain a sulfuric-acid solution containing the nickel, cobalt, and manganese. | 11-28-2013 |
20130298677 | DEVICE FOR PREDICTION UNDERGROUND BEHAVIOR BY USING ACOUSTIC EMISSION SENSOR AND PRODUCING METHOD THEREOF - Provided is a device for predicting an underground behavior by using an acoustic emission (AE) sensor, including: a waveguide rod having an elongated end to be inserted in a borehole; a plurality of acoustic emission sensors mounted on different positions of the waveguide rod; a wrapping layer configured to cover a circumferential surface of the waveguide rod such that a gap is formed between the waveguide rod and the wrapping layer; an acoustic emission generating layer filled into the gap and being homogeneous along a direction of the waveguide rod; and a grouting layer configured to fix the waveguide rod in the borehole. | 11-14-2013 |
20130298661 | Apparatus and Method for Analyzing Drilled Submarine Sediment on Ship - Provided are an apparatus and a method for analyzing drilled submarine sediment on a ship. The apparatus includes: a core temperature measuring unit measuring temperatures of each portion of the drilled core positioned on a ship; a gas content analyzing unit analyzing a kind and a content of gases included in a submarine sediment sample collected from the drilled core in a state in which it is positioned on the ship; and a salinity measuring unit measuring salinity of the submarine sediment sample collected from the drilled core in a state in which it is positioned on the ship. | 11-14-2013 |
20130289878 | SYSTEM FOR MONITORING COASTAL UNDERGROUND WATER - A system for monitoring coastal underground water is disclosed. The system includes a freshwater/saltwater interface position tracking device that is inserted into an observation well used for observing coastal underground water and can move on a freshwater/saltwater interface according to a change of buoyancy; and a first measuring sensor that is inserted into the observation well so as to be placed at a position above the freshwater/saltwater interface position tracking device and has a distance measuring unit used for measuring a first distance between the freshwater/saltwater interface position tracking device and the first measuring sensor, wherein the first measuring sensor has a first signal output unit used for outputting a signal indicative of the measured first distance. | 10-31-2013 |
20130283903 | DEVICE FOR TRACKING POSITION OF FRESHWATER-SALTWATER INTERFACE OF UNDERGROUND WATER AND APPARATUS FOR INSTALLING THE SAME - Disclosed herein is a device for tracking the position of a freshwater-saltwater interface of underground water in the coastal area. The device includes a buoyancy adjustment unit which comprises a pipe that has an internal space and is closed on a lower end thereof, a sealing cap which is removably coupled to an upper end of the buoyancy adjustment unit, a variable metal member which is attached to the sealing cap, a cordless measurement sensor which is provided under the lower end of the buoyancy adjustment unit, and a perforated pipe which is coupled to the lower end of the buoyancy adjustment unit and covers the cordless measurement sensor. Distilled water is supplied into the buoyancy adjustment unit, and a buoyancy of the buoyancy adjustment unit is adjusted depending on the amount of distilled water. | 10-31-2013 |
20130272945 | Method for Producing Silicon Chloride from Silicon Sludge - Provided is a method for producing silicon chloride from silicon sludge by separating and recovering silicon carbide from waste silicon sludge generated during a semiconductor manufacturing process. With the method for producing silicon chloride from silicon sludge according to the present invention, oil components, iron, silicon that are contained in the silicon sludge may be removed, and silicon carbide may be selectively separated, thereby making it possible to produce high purity silicon chloride that may be used as a raw material for producing silica, silicon, or the like. | 10-17-2013 |
20130263681 | HYDROPLANING DEBRIS-FLOW SIMULATION APPARATUS - Disclosed herein is a hydroplaning debris-flow simulation apparatus which includes an inclined flume provided with a plurality of water permeation units. | 10-10-2013 |
20130255406 | DEBRIS-FLOW SIMULATION APPARATUS HAVING VARIABLE FLUME - Disclosed herein is a debris-flow simulation apparatus having a variable flume. The flume includes a plurality of flume bodies which are connected to each other in the longitudinal direction. The heights of the flume bodies can be easily adjusted, thus varying the angles of inclination of the flume bodies. | 10-03-2013 |
20130240755 | PORTABLE ULTRAVIOLET DEVICE FOR EXPLORING MINERAL RESOURCE - Provided is a portable ultraviolet device for exploring a mineral resource. The portable ultraviolet device for exploring the mineral resource may include a body, a visible component, an ultraviolet lamp assembly, and a darkroom component. The visible component is coupled to the body to pass through the body so that a mineral resource disposed at a lower portion of the body is observed from an upper side of the body. The ultraviolet lamp assembly part is coupled to the body to emit ultraviolet rays onto the mineral resource. The darkroom component is coupled to a bottom surface of the body to surround the visible component and the ultraviolet lamp assembly and defines an external light blocking space having an openable inlet in a lower portion of the body. | 09-19-2013 |
20130239672 | APPARATUS FOR EXTRACTING, ANALYZING, AND STORING GAS IN DRILLED CORE ON SHIP - Provided is an apparatus for extracting, analyzing, and storing gas in a drilled core on a ship. The apparatus includes: a needle for core insertion inserted into the drilled core to allow the gas in the drilled core to the outside; and a first 3-way valve into which the gas passing through the needle for core insertion is introduced and which controls the introduced gas so as to be supplied to a gas storing container or gas analyzing apparatuses positioned on a ship | 09-19-2013 |
20130239422 | APPARATUS FOR MEASURING GEOLOGIC STRIKE AND DIP - An apparatus for measuring geologic strike and dip of a formation. The apparatus includes a support plate, a first rotation plate disposed on the support plate and parallel to the support plate, the first rotation plate being rotatable parallel to the support plate, a second rotation plate hinge-coupled to the first rotation plate, the second rotation plate being rotatable about a hinge shaft, a protractor configured to read an angle between the first rotation plate and the second rotation plate; and a measuring unit including a compass disposed on the second rotation plate. | 09-19-2013 |
20130188944 | PHOTOGRAPHING APPARATUS - Provided is a photographing apparatus for investigating a state of an outcrop. The photographing apparatus according to the present invention includes: a photographing unit photographing moving pictures or pictures; and a plurality of laser pointers outputting laser beams toward the outcrops photographed by the photographing unit to form laser points on the outcrops, wherein each laser point is disposed so that the laser beams output therefrom are output in parallel with laser beams output from other laser pointers. | 07-25-2013 |
20130144574 | Method of Analyzing 3D Geological Structure Using Structure Index - A method of analyzing a 3D geological structure using a structure index. The method includes the steps of estimating physical property values on common coordinates to calculate two or more physical property models on the same 3D grid (L×M×N); normalizing the physical property models, thus obtaining normalized physical property models which are then represented in a scatter plot of physical properties; converting distribution positions of the normalized physical property models on the scatter plot of physical properties into type angle (TA) and into type intensity (TI); determining a minimum of TI values, which classifies two or more classes on a scatter plot of the TA and TI values, to be a threshold; and analyzing the 3D geological structure based on a local extreme point and/or points in the scatter plot for the TA and TI using the threshold. | 06-06-2013 |
20130144533 | APPARATUS AND METHOD OF MEASURING POROSITY AND PERMEABILITY OF DIOXIDE CARBON UNDERGROUND STORAGE MEDIUM - Disclosed are an apparatus and a method of measuring porosity and permeability of a carbon dioxide underground storage medium. Both of the porosity and the permeability are measured in the state that the confining pressure is applied once. The variation characteristic in the porosity and the permeability of the core sample according to the salt precipitation occurring when supercritical carbon dioxide is injected is continuously measured. The apparatus includes a holder receiving a core sample, a pressure pump applying a confining pressure to the core sample, a gas chamber storing gas and supplying supply the stored gas to the core sample, first to third pressure gauges measuring an internal pressure of the gas chamber and front and rear portions of the holder, and a gas flow meter measuring a flow rate of gas. | 06-06-2013 |
20130138409 | METHOD OF CALCULATING MUD WEIGHT IN BOREHOLE FORMED IN ANISOTROPIC ROCK FORMATION - Provided are embodiments of a section marking apparatus and method for dividing a geological survey site into one or more sections. In some embodiments, the section marking apparatus includes a case part, a fixing shaft part, a section marking part, and a driving pin part. The fixing shaft part is accommodated in the case part. The section marking part is coupled to the fixing shaft part, received in the case part, and has a marker string configured to be extracted to the outside of the case part. The driving pin part is coupled to the fixing shaft part and configured to be driven into a ground surface to secure the section marking apparatus to the ground surface. Accordingly, the section marking apparatus can be used to divide a site when the ground is flat or when the ground is uneven and/or has a slope. | 05-30-2013 |
20130104629 | HOLDER FOR MEASURING PERMEABILITY OF UNCONSOLIDATED SEDIMENT | 05-02-2013 |
20130101500 | DROPLET GENERATION SYSTEM AND METHOD - A droplet generation system includes a first nozzle configuration structured to receive a liquid and a gas under pressure in a controllable feed ratio, and to merge the liquid and gas to form an intermediate stream that is a mixture of the gas and of a dispersed phase of the liquid. A second nozzle configuration is connected to receive the intermediate stream from the first nozzle configuration and has a valve mechanism with one or more controllable operating parameters to emit a stream of droplets of the liquid. The mean size of the droplets is dependent on the controllable feed ratio of the liquid and gas and the flow rate of the stream of droplets is dependent on the controllable operating parameter(s) of the valve mechanism. A corresponding method is disclosed, as is the application of the system and method to the production of nanoparticles in a thermochemical reactor. | 04-25-2013 |
20130062201 | Glucose Sensor Having Titanium Dioxide-Graphene Composite - Provided is a glucose sensor including a titanium dioxide-graphene composite having a porous structure. More particularly, the glucose sensor includes a working electrode having the titanium dioxide-graphene composite having the porous structure and an enzyme to provide features that allow a current flow to be excellent, a current to be sensitively changed depending on a change in electric potential, sensitivity to be high, and a low voltage characteristic to be excellent. | 03-14-2013 |
20130014570 | AUTOMATIC SEEPAGE METERAANM Lee; Bong JooAACI Daejeon CityAACO KRAAGP Lee; Bong Joo Daejeon City KRAANM Ko; Kyung SeokAACI Daejeon CityAACO KRAAGP Ko; Kyung Seok Daejeon City KR - The present invention relates to an automatic seepage meter for measuring groundwater-surface water exchange in a mixed zone of stream. The present invention includes: the chamber installed in streambed sediment; the device for measuring amount of groundwater recharge through a change in water level accompanied by discharging water in the water in case of losing stream; and the device for measuring amount of groundwater discharge through a change in water level according to an increased water from the chamber to the water bath for measuring discharge in case of gaining stream. | 01-17-2013 |
20130001168 | APPARATUS AND METHOD FOR ADSORBING AND DESORBING LITHIUM IONS USING A CCD PROCESS - The present disclosure provides a method for adsorption/desorption of lithium ions from brine, which employs a counter current decantation process in adsorption/desorption of lithium ions, thereby achieving an adsorption rate of 65±5% and a desorption rate of 95±3%. The method includes supplying brine into one of a plurality of adsorption reactors, adsorbing lithium ions to an adsorbent by supplying the adsorbent to the adsorption reactor to which the brine is supplied and forcing the brine and the adsorbent to sequentially flow backwards inside the respective adsorption reactors, and desorbing the lithium ions from the brine by forcing the adsorbent to which the lithium ions are adsorbed to sequentially flow backwards inside a plurality of desorption reactors. Here, the brine and the adsorbent are stirred by a stirrer to maintain the adsorbent in an intermediate state instead of settling or floating inside the respective adsorption reactors. | 01-03-2013 |
20120328498 | METHOD FOR PREPARING HIGH-PURITY LITHIUM CARBONATE FROM BRINE - The present disclosure provides a method of preparing highly pure lithium carbonate from brine. The method includes adding an adsorbent to the brine, from which the magnesium ions Mg | 12-27-2012 |
20120269714 | Method of Producing Calcite Capable of Controlling a Grain Size Thereof - Provided is a method of synthesizing high-purity calcite capable of controlling a grain size thereof, by reacting an aqueous calcium chloride solution with CO | 10-25-2012 |
20120210780 | METHOD FOR DETECTING STRUCTURAL STABILITY OF OBJECT AREA AND APPARATUS FOR THE SAME - A method and apparatus are provided for detecting a structural stability of an object area. The method and apparatus include disposing a plurality of electrodes in the object area along a depth direction of the object area, surrounding the electrodes with a filling material; measuring a micro potential difference via the electrodes, generating a micro potential difference when the filling material is deformed by a force according to a change of the object area; and determining the structural stability of the object area based upon the measured micro potential difference. | 08-23-2012 |
20120134901 | HIGHLY EFFICIENT URANIUM LEACHING METHOD USING ULTRASOUND - A highly efficient uranium leaching method using ultrasound is disclosed. The uranium leaching method includes preparing black slate powder containing uranium by pulverizing black slate containing uranium, placing the black slate powder and water in a reaction bath, and performing uranium leaching by adding and mixing sulfuric acid and an oxidant with the black slate powder and water to prepare a mixture in the reaction bath while applying ultrasound to the reaction bath. In this method, uranium leaching efficiency can be maximized by adding sulfuric acid to the uranium ore while applying ultrasound thereto. | 05-31-2012 |
20120134900 | URANIUM ION EXCHANGE ADSORPTION METHOD USING ULTRASOUND - Disclosed herein is a uranium ion exchange adsorption method using ultrasound. The method includes placing a slurry obtained by mixing uranium ions, sulfuric acid and an ion exchange resin into a reaction bath, and stirring the slurry in the reaction bath while simultaneously applying ultrasound to the reaction bath to allow the uranium ions to be adsorbed to the ion exchange resin through ion exchange adsorption. The method has an improved ion exchange adsorption rate of the uranium ions. | 05-31-2012 |
20120107214 | METHOD FOR PREPARING MICROTUBULAR HALLOYSITE NANOPOWDERS - The present invention provides a method for preparing microtubular halloysite nanopowders by cutting halloysite nanotubes at a high pressure, microtubular halloysite nanopowders prepared by the method, and a cosmetic composition comprising the microtubular halloysite nanopowders. According to the method of the present invention, it is possible to prepare the halloysite nanopowders with a tubular shape using natural halloysite and effectively select a halloysite nanopowder having a desired shape. The microtubular halloysite nanopowders can be used in many industrial fields and used as a container or a carrier for nanoparticles or organic materials such as drugs, air fresheners, cosmetics, agricultural chemical materials, etc. | 05-03-2012 |
20110300045 | Economical Sequestration of Carbon Dioxide by the Mixed Gas - Provided is a fixation method of carbon dioxide. The method includes a) grinding waste gypsum to become 200˜300 mesh; b) performing reaction by supplying mixed gas while mixing the ground waste gypsum with aqueous ammonia, and c) separating solid from liquid in the manufactured slurry by centrifugation and drying separated solid and liquid portions with calcite and ammonium sulfate, wherein the mixed gas is formed of nitrogen and carbon dioxide, and the carbon dioxide provides carbon dioxide fixation method containing 5˜25 wt %. When carbon dioxide is fixed by using waste gypsum, reaction efficiency is remarkably high. The fixation method makes more than 95% of supplied carbon dioxide fixed. Also, provided is an economical method that disposes carbon dioxide as a disposal target without its separation, refinement and liquefaction processes, to thereby remarkably reduce the entire process and costs for processes. | 12-08-2011 |
20110229640 | FABRICATION METHOD OF CALCIUM CARBONATE THIN FILM WITH SHAPE-CONTROLLED FINESTRUCTURE PATTERN USING ADDITIVE - Disclosed are a method for fabrication of a calcium carbonate thin film comprising adding a calcium agent to a container receiving an additive-dissolved water to dissolve calcium agent and leaving a mixture of the calcium agent and the additive in water for a predetermined period to form a calcium carbonate thin film with a shape-controlled finestructure pattern wherein the pattern is selected from nanostructure pattern, microstructure pattern and a combined nanostructure and microstructure pattern, and, in addition, a calcium carbonate thin film with a shape-controlled microstructure pattern formed by the foregoing method, a metallic film with a shape-controlled microstructure pattern which includes a template comprising the calcium carbonate thin film with a shape-controlled microstructure pattern formed by the foregoing method and a process for fabrication thereof, as well as a polymer with a shape-controlled microstructure pattern having the calcium carbonate thin film with a shape-controlled microstructure pattern formed by the foregoing method and a method for preparation thereof. | 09-22-2011 |
20110206547 | SLUDGE SUCTION APPARATUS FOR OFFSHORE STRUCTURE - Disclosed is a sludge suction apparatus for an offshore structure. The sludge suction apparatus includes a housing having an upper mounting hole and a lower mounting hole; a suction valve installed in the lower mounting hole in line with a suction hole to selectively suck sludge according to variation of internal pressure of the housing; an exhaust valve installed in the upper mounting hole to communicate with the exhaust hole and aligned coaxially with the suction valve to exhaust the sludge to an outside through the exhaust hole; | 08-25-2011 |
20110089128 | SAMPLE STORAGE APPARATUS - Disclosed is a sample storage apparatus in that a multilayered rotary table is formed in a liquid nitrogen vessel, so that a plurality of sample storage boxes is stored in the multilayered rotary table, whereby it can effectively and maximally ensure the space for storing the samples. The sample storage apparatus includes: a rotating axis | 04-21-2011 |
20100295006 | GUIDING DEVICE OF HAULING ROPE FOR TOOLS IN BOREHOLE - The present invention relates to a guiding device of a hauling rope, in more detail, a guiding device of a hauling rope that installed at the top of casing, which controls inserting/withdrawing a hauling rope connected with a Sonde, measuring instrument, which probes, observes, and examines an underground structure, geological features, or soil conditions etc. within borehole. | 11-25-2010 |
20100282086 | GROUNDWATER RADON REDUCTION APPARATUS - A groundwater radon reduction apparatus is provided. The groundwater radon reduction apparatus includes: a housing in which groundwater falls down; a rotating member installed in the housing and rotated by a falling force of the groundwater to form the groundwater into water drops; a plurality of power transmission members connected to both ends of the rotating member to transmit power, and receiving the rotating force of the rotating member; and a plurality of ventilation units coupled to one ends of the power transmission members inside the housing, respectively, and rotated together with the power transmission members by the rotation force of the rotating member to discharge radon gases within the water drops to the outside. | 11-11-2010 |
20100180972 | DIMPLES LIFTING PIPE FOR MINING DEEP-SEA MINERAL RESOURCES - Disclosed herein is a lifting pipe which is used in a manganese nodule mining system including a collection device for collecting deep-sea manganese nodules and a lifting pump and which has a structure in which dimples are formed on the surface of the lifting pipe so as to reduce drag so that the lifting pipe is less influenced by flows of ocean current. The dimpled lifting pipe includes dimples that are formed on the outer circumferential surface of the dimpled lifting pipe, so that turbulent flows are generated, thereby reducing drag caused by ocean currents of a deep sea. | 07-22-2010 |
20090142255 | LITHIUM-MANGANESE OXIDES, METHOD FOR PREPARING THE SAME, AND LITHIUM ADSORBENT USING THE SAME - There is provided Lithium-manganese oxides expressed as the following chemical formula 1, | 06-04-2009 |