baber/WOPTO huggingface dataset:
Patent KR-20120137049-A (KR)
Title: Combustor with low combustion temperature and caes(compressed air energy storage) power generation system using the same
Inventor: LIM CHAN SUN
IPC: F01K11/02
Filed: 2011-06-10
Abstract: PURPOSE: A compressed gas storing power generate system and low temperature combustion capable of obtaining high efficiency and including the same are provided to reduce exhaustion of NOx(Nitrogen Oxide). CONSTITUTION: A pressed gas storing power generate system(100) comprises a gas compression unit(110), a gas storing unit(120), a combustor(130), and a first power production unit(140). The gas storing unit is connected to the gas compression unit and stores gas compacted by the gas compression unit. A first power generation part is connected to the combustor and produces power by using gas heated by the combustor. The combustor comprises a combustion chamber(131), a fuel supplying unit, and a temperature control material supplying unit.
Patent KR-20120138492-A (KR)
Title: Washing machine
Inventor: KIM HYO SEON
IPC: D06F37/30
Filed: 2011-06-15
Abstract: PURPOSE: A washing machine is provided to minimize energy consumption by only adding a physical force which is needed for drying laundry. CONSTITUTION: A laundry hanging unit(110) is formed inside an accommodation room(10). Laundry is placed in the laundry hanging unit. The laundry hanging unit includes one or more through holes. A driving unit(120) is combined with the laundry hanging unit. The driving unit moves the laundry hanging unit in order to create a predetermined stroke in the laundry hanging unit. [Reference numerals] (110) Organic solvent + laundry; (120) Driving unit; (140) Hot wind providing unit; (141) Blowing unit; (142) Heating unit; (150) Organic solvent providing unit; (160) Storage unit; (170) Filter unit; (180) Cooling unit; (190) Steam providing unit; (AA) Steam; (BB) Blowing; (CC) Round-movement
Patent KR-20130006796-A (KR)
Title: Measuring instrument protecting device for painting system
Inventor: PARK JIN HYUNG
IPC: B05B13/00
Filed: 2011-06-23
Abstract: PURPOSE: A measuring instrument protecting apparatus for painting system is provided to obtain accurate measured value by preventing contamination of the measuring instrument. CONSTITUTION: A measuring instrument protecting apparatus for painting system comprises a measuring instrument housing(110), a protective cover part(120), a driving part(130), a main rotary shaft(140), and a sub rotary shaft(150). The measuring instrument(230) is inserted into an insertion part(112). The protection cover part protects is arranged in front of the measuring instrument housing and protects the measuring instrument. The main rotary shafts combine with the driving part and the protection cover part respectively. The sub rotary shaft provides a rotary core of the protection cover part together with the main rotary shaft.
Patent KR-20130001500-A (KR)
Title: System and method for managing persnal health record
Inventor: LEE JONG HUN
IPC: G16H10/60
Filed: 2011-06-27
Abstract: PURPOSE: A system for managing personal health records and a method thereof are provided to perform an efficient treatment by supplying a PHR(Personal Health Record) to a medical service provider. CONSTITUTION: A control module(126) controls the authentication and connection of a patient terminal and a hospital terminal. A data management module(122) receives a request for transmitting personal health record data of a patient from the hospital terminal and the patient terminal. The data management module transmits the requested personal health record data. The data management module receives the requested personal health record data to which treatment details are added. [Reference numerals] (121) Authentication module; (122) Data management module; (123) Header scan module; (124) Synchronization module; (125) Medical insurance management module; (126) Control module
Patent KR-20130001923-A (KR)
Inventor: JEON HAE SANG
IPC: H05K3/46
Filed: 2011-06-28
Abstract: 본 발명은 세미-애디티브용 연성 구리 박막 적층 필름 및 그 제조방법에 대한 것으로, 상기 본 발명의 세미-애디티브용 연성 구리 박막 적층 필름의 제조방법은 고분자인 폴리이미드(Polyimide) 필름을 사용하여 연성 구리 박막 적층 필름을 제조하는 방법에 있어서, 상기 방법은 (1) 상기 폴리이미드 필름을 진공 상태에서 플라즈마 처리를 하여 표면 화학적 활성, 표면 클리닝(Cleaning), 거칠기 향상을 통하여 폴리이미드 필름과 금속 및 폴리이미드 필름과 포팅 수지와의 접착력을 확보하는 단계; (2) 상기 플라즈마 처리 후의 폴리이미드 필름 위에 물리기상증착법(PVD)인 스퍼터링(Sputtering) 방식을 이용하여 비전도성 폴리이미드 필름 표면에 전도층 역할을 하는 타이(Tie) 층(Ni-Cr)과 시드(Seed) 층(Cu)을 순차적으로 진공 증착하는 단계; 및 (3) 상기 전도층이 증착된 폴리이미드 필름에 첨가제 및 보정제의 농도를 일정량으로 유지하여 전착시키는 단계를 포함하며, 상기 (1) 단계의 플라즈마 처리는 RF 플라즈마를 사용하여 표면을 개질하며, 투입 가스로 Ar 및 O 2  가스를 사용하며 이때 Ar의 비율이 25 내지 75%으로 하여 사용함을 특징으로 한다. 
상기와 같이 구성되는 본 발명의 세미-애디티브용 연성 구리 박막 적층 필름 및 그 제조방법은 특정한 조건으로 폴리머 필름을 플라즈마 처리함에 의해 세미-애디티브 방식에 사용되는 FCCL의 패턴 형성 및 칩 실장 후 포팅 공정이 완료된 후 타이 층과 필름과의 접착력 및 에칭 후 포팅 수지와 필름과의 접착력이 우수하게 확보되어 마이그레이션이 발생할 수 있는 공간을 근절하여 고온 습윤 및 전계 환경에서도 패턴 사이의 마이그레이션 현상이 발생하지 않게 하여 종래의 문제점을 완전하게 해결하였다.
Patent KR-20130002025-A (KR)
Title: Method for treating breakage of rolled strip
Inventor: KO JAE YONG
IPC: B21B37/00
Filed: 2011-06-28
Abstract: PURPOSE: A strip breakage processing method is provided to improve productivity by preventing damage to a facility due to a strip breakage, by stopping the steel sheet transferring role after a certain amount of time. CONSTITUTION: A strip breakage processing method comprises the following steps: determining(S100) a strip breakage during steel sheet rolling; stopping(S200) a rolling line by stopping(S220) the rotation of a rolling roll while separating(210) a rolling roll(100) from a steel sheet to prevent damage of a facility by decreasing the length of mass flow in a steel sheet rolling. The separation step(S210) of a rolling roll includes the separation of one from the other between the upper part rolling roll(110) and the lower part rolling(120) roll by lifting up or down one of the upper and the lower part rolling roll. The rolling roll stopping step includes the operation for stopping the rotation of the rolling roll by gradually degrading the rotation speed. The rolling roll stopping step includes the operation for stepping down the rotation speed of the rolling roll to reduce the friction between roles composing the rolling roll. [Reference numerals] (S100) Step of determining a strip breakage during steel sheet rolling; (S200) Step of stopping a rolling line when a strip breakage occurs; (S210) Step of lowering a lower rolling roll; (S220) Step of stopping a rolling roll; (S230) Step of stopping a tension roll; (S240) Step of stopping a snubber roll; (S250) Step of stopping a steel sheet feed roll
Patent KR-20130010972-A (KR)
Title: Plant factory system
Inventor: LEE KEE SUN
IPC: A01G31/06
Filed: 2011-07-20
Abstract: PURPOSE: A plant factory system is provided to enhance the crop yield per unit cell part according to effectively using spaces in for raising crops inside of the cell part. CONSTITUTION: A lighting part(200) is arranged inside of the cell part and irradiates light with rotation. A main supporter(110) is arranged in the center of cell part. A lighting part wedged in a main supporter rotates and comprises a rotator which center is supported by the main supporter. A rotating frame(210) is wedged in a main supporter. A rotating blade(220) is inserted into a formed groove of rotating frame and is detachable. A motor which rotates the rotating wing by generating driving force is installed inside of a main supporter. A lamp irradiates light to the crops. A reflector mounted on a lamp, reflects the light emitted from the lamp toward the direction of crops. A cell part comprises an upper side and a bottom side of polygonal shape and a side which connects a upper side and bottom side. A cutting means is mounted on a rotating wing and cuts the crops. A rotating body controls a fixed light quantity for crops by controlling the rotation speed. A sensor senses camera which takes pictures of crops image, temperature, humidity, and light quantity when rotating wing rotates. A fan(230) circulates the heat generated from a lighting lamp to the external of a rotating wing.
Patent KR-20130013910-A (KR)
Title: Agriculture mulching cap for near-infrared ray reflection
Inventor: CHOI YUN SEOK
IPC: C09B61/00
Filed: 2011-07-29
Abstract: PURPOSE: A mulching cap for agriculture is provided to improve the sugar content and the growth development of fruits or vegetables by elevating the light reflectivity of 720-740nm near the infrared ray region. CONSTITUTION: A mulching cap for agriculture comprises: 100 wt% of synthetic resin, 25-30 wt% of near infrared reflecting dye, and 4-5 wt% of ultraviolet stabilizer. The near infrared reflecting dye reflects rays of 720-740nm near infrared ray region. The near infrared reflecting dye is selected among Naphtol AS dyes or carmine dyes. The synthetic resin is selected among the polypropylene resin, the polyethylene resin, and the polyvinyl chloride resin. The mulching cap for agriculture is equipped with a circular main body(11), a flange part(12) headed to the lower part on the peripheral of the circular main body. A penetration hole(13) is formed on the center of the main body for stems to be passed. A penetration passage(14) is connected to the penetration hole and the outer peripheral, and formed for stems to be inserted. The mulching cap for agriculture forms concavo-convex shapes with constant interval on the surface of the cap. The mulching cap for agriculture has 35-38% of reflectance in the near infrared ray region.
Patent KR-20130018430-A (KR)
Title: 유통기한에 제한 있는 상품에 대한 할인콘텐츠 제공시스템 및 제공방법
Inventor: KIM SE JIN
IPC: G06Q30/02
Filed: 2011-08-11
Abstract: 본 발명은 유통기한에 제한 있는 상품에 있어서, 그 유통기한이 도래함에 따라 소정의 할인율이 차등적용되는 콘텐츠를 스마트폰(Smart Phone) 등의 이용자 단말기에 제공하되, 지역별, 품목별 또는 GPS 위치정보에 따라 개개의 이용자에 특화된 할인콘텐츠를 제공하는 시스템 및 제공방법에 관한 것이다.  
보다 더 구체적으로 본 발명에 의하면, 유통기한에 제한 있는 상품의 품목 및 그 유통기한에 대한 정보를 입력·저장하는 적어도 하나 이상의 가맹점 단말기; 상기 가맹점 단말기로부터 유통기한에 제한 있는 상품의 품목 및 그 유통기한에 대한 정보를 실시간으로 전송받고 이에 기초한 할인율을 결정한 후 유통기한에 제한 있는 상품의 할인콘텐츠를 생성하여 이용자단말기에 제시하되, 이용자에 의해 할인콘텐츠의 구매가 결정되면 이용자단말기에 구매가 결정된 할인콘텐츠에 관한 할인쿠폰을 전송하는 할인콘텐츠 제공서버; 및 상기 할인콘텐츠 제공서버로부터 할인율이 결정된 할인콘텐츠를 전송받고, 이에 대한 구매를 결정하는 적어도 하나 이상의 이용자 단말기;를 포함하는 유통기한에 제한 있는 상품에 대한 할인콘텐츠 제공시스템을 제공한다.
Patent KR-20130017965-A (KR)
Title: Test method of semiconductor package using test socket and test socket for semiconductor package
Inventor: JUN JIN GUK
IPC: G01R31/26
Filed: 2011-08-12
Abstract: PURPOSE: A test method of a semiconductor package using a test socket and a socket for testing a semiconductor package are provided to effectively touch to a lower terminal of a package when a slider is elevated. CONSTITUTION: A socket for testing a semiconductor package includes a cover member(50), a contact unit(30), an adaptor(40), a slider(20), and a base. The base is fixed at a test board by using a contact pin. The adaptor is fixed guides and guides a test target integrated circuit package to a test location. The slider couples with the base at a lower unit of the adaptor for opening the contact tip of the contact unit fixed at the base. A pair of latches is coupled with the based for preventing the movement of an integrated circuit package by providing pressure according to a mounting direction. A cover is coupled with the base for operating the slide and the latch by moving along a height direction of the base.
Patent KR-20110106253-A (KR)
Inventor: HWANG JI YOUNG
IPC: H01L21/304
Filed: 2011-08-18
Abstract: 본 발명은 화학 기계식 연마(CMP) 장치 및 그 방법에 관한 것으로, 상면에 플래튼 패드가 장착되어 회전 가능하게 설치된 하나 이상의 연마 정반과; 미리 정해진 경로의 트랙을 따라 기판을 하부에 장착한 상태로 상기 연마 정반으로 이동하는 기판 캐리어 유닛과; 상기 기판 캐리어 유닛에 연마하고자 하는 기판을 장착시키는 기판 로딩 유닛과; 상기 기판 캐리어 유닛에 장착된 기판이 연마된 이후에 언로딩하는 기판 언로딩 유닛과; 상기 기판 캐리어 유닛에 의해 기판이 연마 정반의 회전 중심으로부터 이격된 위치의 상측에 이동하면, 상기 연마 정반의 주변에 대기하고 있다가 상기 기판 캐리어 유닛에 도킹되어 상기 기판 캐리어 유닛에 장착된 기판을 연마하기 위해 구동시키는 기판 구동 유닛을; 포함하여 구성되어, 외부의 전원 및 전기적 신호를 공급하는 전기 공급선이 구비되지 않은 기판 캐리어 유닛을 사용하여 연마할 기판을 연마 정반의 상부로 이동시키면, 연마 정반의 주변에 미리 대기하고 있던 기판 구동 유닛이 기판 캐리어 유닛에 장착된 기판을 구동하는 회전 구동력을 전달하여 기판이 연마되도록 함으로써, 다수의 기판을 동시에 연마하고자 할 때 연마 정반의 상측의 기판 캐리어 유닛에 전기적 신호를 전송하는 전기 배선이 꼬이는 현상을 방지할 수 있고 공정의 효율이 향상되는 화학 기계식 연마 장치를 제공한다.
Patent KR-20130019979-A (KR)
Title: Apparatus for collecting accumulated ore of upper storage bin
Inventor: CHOI JI SIG
IPC: B65G69/00
Filed: 2011-08-18
Abstract: PURPOSE: An apparatus for collecting accumulated ores above a storage bin is provided to prevent the overload of a tripper car caused by collecting ores accumulated on an ore falling prevention plate to prevent the raw materials from being accumulated on the ore falling prevention plate. CONSTITUTION: An apparatus for collecting accumulated ores above a storage bin comprises a rack gear(110), a pinion gear(120), a moving chain(130), and a scraper(140). The rack gear is arranged in the end of a tripper car. The pinion gear is rotatably installed on a moving rail(300) positioning above an ore falling prevention plate(210) to engage with the rack gear when the ore falling prevention plate comes close. The moving chain is arranged above the ore falling prevention plate to be a closed loop and is circulated by the rotation of the pinion gear. The scraper is coupled to the moving chain to scrape the raw materials accumulated on the ore falling prevention plate when the moving chain circulates.
Patent KR-20130021528-A (KR)
Title: Vacuum insulation panel with moisture-gas adsorbing getter material and manufacturing method thereof
Inventor: MIN BYUNG HOON
IPC: B32B27/12
Filed: 2011-08-23
Abstract: PURPOSE: A vacuum insulator including a getter material for absorbing moisture and gas and a manufacturing method thereof are provided to easily absorb gas generated from the inside, maintain the decompression state of the inside, and improve durability by using a getter material in which a moisture absorbent and a small quantity of a gas absorbent are mixed. CONSTITUTION: A vacuum insulator including a getter material for absorbing moisture and gas includes a heartwood part(120), a getter part(130), and a coating material part(110, 110'). The heartwood part is decompressed and sealed. The getter part includes the one central side of the heartwood part. The coating material part surrounds and seals the heartwood part. The getter part packs the getter material in which a moisture absorbent and a gas absorbent are mixed with a nonwoven fabric. The moisture absorbent is one of calcium oxide, calcium chloride, zeolite, silica gel, alumina, and activated charcoal, and the gas absorbent is an oxygen absorbent mode of a Fe group compound.
Patent KR-20130021891-A (KR)
Title: Method and apparatus for accessing location based service
Inventor: YOO JI YEON
IPC: H04W4/029
Filed: 2011-08-24
Abstract: PURPOSE: A method for accessing a location-based social networking service and a device thereof are provided to efficiently use the location-based social networking service even in a terminal having less mobility than others. CONSTITUTION: When a portable terminal uses virtual location information in a location-based social networking service, a control unit obtains virtual access location information(310,320). The control unit accesses the location-based social networking service by controlling a wireless communication unit with the obtained virtual location information(340). The control unit uses a different service in the location-based social networking service by controlling the wireless communication unit(350). [Reference numerals] (300) Driving a location-based social networking service program; (310) Using virtual location information for a location-based social networking service?; (315) Obtaining current location information; (320) Obtaining virtual access location information corresponding to the actual space; (330) Accessing the location-based social network service using the current location information; (340) Accessing the location-based social network service using the virtual access location information; (350) Using different location-based social network services according to the use of the virtual access location information or the current location information; (AA) Start; (BB) End
Patent KR-20130022079-A (KR)
Title: 외부로 돌출되는 로드의 내식성이 향상된 유압 실린더 장치
Inventor: KIM JIN MAN
IPC: F16J10/00
Filed: 2011-08-24
Abstract: 본 발명에 따른 외부로 돌출되는 로드의 내식성이 향상된 유압 실린더 장치는, 중공의 실린더; 일단부가 상기 실린더 내에 위치하며, 타단부는 상기 실린더 외부로 노출되는 로드; 및 상기 로드가 상기 실린더 외부로 완전하게 이탈되는 것을 방지하도록 상기 실린더에 결합되며 상기 로드가 관통하는 관통공이 구비된 로드 커버;를 포함하는 유압 실린더 장치에 있어서, 상기 로드의 타단부 표면에 결합되어 상기 로드 커버 외부로 노출된 로드의 부식을 억제하는 링 형태의 부식 방지 부재를 포함한 것을 특징으로 한다.
Patent KR-20130026941-A (KR)
Inventor: HAN HUN
IPC: G02B6/46
Filed: 2011-09-06
Abstract: PURPOSE: An adaptor panel structure for an optical cable distribution box is provided to increase the work efficiency and to prevent multiple optical jumper cords from being contacted to each other. CONSTITUTION: An optical cable distribution box includes a housing(100) and an adapter panel(200). The optical cable distribution box forms an optical jumper code installation space on a front surface. The adaptor panel formed on the optical jumper code installation space installs multiple adaptors combining optical jumper codes. The end part of the adaptor panel forms a first bent part, which is curved to have a step shape, facing a side surface and a second bent part facing the front surface. The first bent part vertically combines the optical jumper codes by the installation of the adaptor combining the optical jumper codes and arranges the optical jumper codes into multiple groups.
Patent KR-20130027097-A (KR)
Title: Subscription changing method for embedded uicc using trusted subscription manager and embedded uicc architecture therefor
Inventor: LEE JIN HYOUNG
IPC: H04W8/18
Filed: 2011-09-06
Abstract: PURPOSE: A subscription change method using a reliable SM(Subscription Manager) in e-UICC(embedded Universal Integrated Circuit Card) environment and an e-UICC device thereof are provided to allow an e-UICC to store SM-SR access information and MNO identification information for real opening in a first subscription profile. CONSTITUTION: An e-UICC device includes a protection profile. The protection profile decodes an MNO profile, an SM-SR key, and an MNO key. The e-UICC device stores SM-SR authentication information and MNO authentication information. The SM-SR authentication information authenticates the change of the MNO profile. The MNO authentication information authenticates additional service management of an MNO after opening. [Reference numerals] (AA) Key for decoding an MNO3 Profile; (BB) Key for decoding MNO3, SM-SR2; (CC) Key of SM-SR2; (DD) Key of MNO3; (EE) Access information of SM-SR2(OTAkey); (FF) Identification Key of MNO3
Patent KR-20120094409-A (KR)
Title: Airless tire using interior units and methord therof
Inventor: KANG YONG SIC
IPC: B60C7/00
Filed: 2011-09-22
Abstract: PURPOSE: An airless tire using tire interior materials and a manufacturing method thereof are provided to be manufactured without additional molds and equipment and used without any punctures. CONSTITUTION: An airless tire comprises tire interior materials(1). The tire interior materials comprise a stretchable bellows pipe(10) and an elastic member(20). The stretchable bellows pipe is composed of steel materials or high strength plastic materials. An elastic spring is inserted along the inner groove of the stretchable bellows pipe and installed to be pressed in a tire. The elastic member is coiled along the exterior of the stretchable bellows pipe and adhered to the surface of a tire by the expansion force of the spring firmly.
Patent KR-20130032742-A (KR)
Title: Apparatus for inforiming indoor air quality
Inventor: SONG SEONG HAN
IPC: G01N33/00
Filed: 2011-09-23
Abstract: PURPOSE: An air cleanliness alarming device is provided to changes activity patterns of fire flies displayed through an LED panel according to air cleanliness at multiple stages and to clearly recognize the air cleanliness of an indoor space based on the activity patterns of the fire flies. CONSTITUTION: An air cleanliness alarming device comprises an LED panel(20) and a controller(10). The LED panel includes a plurality of LEDs and displays fire files through the LEDs. The controller controls the LED panel according to air cleanliness after measuring the air cleanliness, thereby changing activity patterns of the fire flies at multiple stages. The control unit includes a sensor unit(11), an air cleanliness determination unit(12), and an LED control unit(13). [Reference numerals] (11) Sensor unit; (12) Air cleanliness determination unit; (13) LED control unit; (14) Memory; (20) LED panel; (30) Diffusion sheet; (40) Front panel; (50) Outer case;
Patent KR-20130033584-A (KR)
Title: Mat for vegetation and the construction method of the same
Inventor: KIM CHEOL MIN
IPC: A01G1/00
Filed: 2011-09-27
Abstract: PURPOSE: A green land which has four sides is provided for facilitating the prevention of inflow of plant. It has a slope side of a bank as well as plane and a mat for vegetation which stables constitution of growing environment of plant. CONSTITUTION: A mat for vegetation comprises of edge where pad has a corresponding area where supply of soil and opening and closing part for forming afforestation space of selective plant where opening and closing (119): are possible at main body of mat (110): There is at least one for plant being planted and supplying soil to space (117) for accommodating soil inside where it is welded and is formed. Partials of zipper(131) [zipper] multiple loops(133) are comprised of pairs so that opening is facilitated and opening and closing member(130) are equipped in main part. A main body of mat is comprised of polypropylene material (PP). Photostabilizer [light stabilizer] and hydrophilic material are coated on surface Main body of mat comprises of first seat (111) and second sheet(115) of in their corresponding areas.
Patent KR-20130035425-A (KR)
Title: A composition for the prevention and treatment of inflammatory disease comprising hs1792
Inventor: MIN DO SIK
IPC: A61K31/05
Filed: 2011-09-30
Abstract: PURPOSE: A composition containing HS1792(6-(3-hydroxyphenyl)-2-naphthol) for preventing or treating inflammatory diseases is provided to suppress inflammatory cytokine generation and to relieve arthritis occurrence and development. CONSTITUTION: A composition for preventing or treating inflammatory diseases contains HS1792(6-(3-Hydroxyphenyl)-2-naphthol) or a pharmaceutically acceptable salt thereof as an active ingredient. The inflammatory diseases are selected from the group consisting of dermatitis, allergy, atopy, asthma, conjunctivitis, periodontitis, rhinitis, tympanitis, sore throat, tonsillitis, pneumonia, gastric ulcer, gastritis, Crohn's disease, colitis, hemorrhoid, ventilation, ankylosing spondylitis, rheumatic fever, lupus, fibromyalgia, psoriatic arthritis, osteoarthritis, rheumatoid arthritis, periarthritis of shoulder, tendinitis, vaginitis, peritendinitis, myositis, hepatitis, cystitis, nephritis, Sjogren's syndrome, multiple sclerosis, and acute and chronic inflammatory diseases.
Patent KR-20120034047-A (KR)
Title: An alumina support for silver catalyst, its preparation and its use
Inventor: LIN WEI
IPC: C07D301/10
Filed: 2011-09-30
Abstract: PURPOSE: An alumina support for silver catalyst, a method for manufacturing the same, and the use of the same are provided to improve the selectivity of silver catalyst in an ethylene oxide manufacturing process based on the catalytic oxidation of ethylene. CONSTITUTION: The specific surface area of an alpha-alumina support is between 0.2 and 2.0m^2/g. The moisture absorption rate of the alpha-alumina support is more than or equal to 30%. The pore volume of the alpha-alumina support is between 0.30 and 0.85 ml/g. The content of potassium compound in the alpha-alumina support is between 0.001 and 2.0% based on the weight of the support. A method for manufacturing the alpha-alumina support includes the following: a mixture is prepared; the mixture is homogeneously mixed and extruded to form a shaped body; the shaped body is dried and incinerated; and a water-based washing process is implemented. The mixture includes trihydrate alpha-alumina, pseudoboehmite, a fluoride mineralizing agent, potassium compound, and alkali-earth heavy metal compound.