baber/WOPTO huggingface dataset:
Patent KR-20170005005-A (KR)
Title: 어드밴스드 금속 패터닝을 갖는 고밀도 정적 랜덤 액세스 메모리 어레이
Inventor: MOJUMDER NILADRI
IPC: H01L29/161
Filed: 2015-04-20
Abstract: 어드밴스드 금속 패터닝을 갖는 고밀도 SRAM(static random access memory) 어레이에 관한 방법들 및 장치가 제공된다.  일 예에서, SRAM을 제조하기 위한 방법이 제공된다.  방법은, SADP(self-aligning double patterning) 기술을 이용하여, 제 1 층에서 제 1 방향으로 배향되는 복수의 실질적으로 평행한 제 1 금속 라인들을 형성하는 단계를 포함한다.  방법은 또한, 실질적으로 평행한 제 1 금속 라인들을 제 1 방향으로 정렬되는 제 1 개별 면들 및 제 2 방향으로 정렬되는 제 2 개별 면들을 갖는 복수의 아일랜드들로 분리시키기 위해서, 컷트 마스크를 이용하여, 제 1 방향에 실질적으로 수직하는 제 2 방향으로, 실질적으로 평행한 제 1 금속 라인들을 에칭하는 단계를 포함한다.  방법은 또한, 제 2 층에서, 제 1 방향으로 배향된 복수의 제 2 금속 라인들을 형성하는 단계를 포함한다.
Patent KR-20170029410-A (KR)
Inventor: BOEHM CHRISTOPH
IPC: G01N35/00
Filed: 2015-06-18
Abstract: 본 발명은 자동 분석기 (1100) 를 위한 카트리지 (300) 를 제공한다.     카트리지는 회전 축선 (102) 을 중심으로 스피닝되도록 작동 가능하다.     카트리지는 분취 챔버 (108); 계측 챔버 (112); 분취 챔버와 계측 챔버를 연결하기 위한 연결 덕트 (110); 및 벤트 (128) 를 포함한다.     계측 챔버는 측 벽들 (204) 및 센터 영역 (206) 을 갖는다.     측 벽들은 센터 영역로부터 멀리 테이퍼진다.     계측 챔버의 측 벽들 옆에서의 모세관 작용은 계측 챔버의 센터 영역에서보다 크다.     벤트는 계측 챔버에 연결된다.     벤트는 계측 챔버보다 회전 축선에 가깝다.    회전 축선 주위로의 원형 아치 (118) 는 분취 챔버에서의 덕트 입구 (114) 및 계측 챔버에서의 덕트 출구 (116) 를 통해 통과한다.     카트리지는 생물학적 샘플을 프로세싱된 생물학적 샘플로 프로세싱하기 위해 유체용 구조 (336) 의 부분인 하류의 유체용 요소 (122) 를 추가로 포함한다.     하류의 유체용 요소는 밸브 (121) 를 통해 계측 챔버에 연결된다.     하류의 유체용 요소는 유체용 구조에 유체 연결되고, 유체용 구조는 프로세싱된 생물학적 샘플의 측정을 가능하게 하기 위한 측정 구조 (344) 를 포함한다.     유체용 구조는 생물학적 샘플을 수용하기 위해 구성된다.
Patent KR-20160146947-A (KR)
Title: 업링크 사운딩 참조 신호를 송신하기 위한 방법 및 장치
Inventor: ZHAO ZHENG
IPC: H04L5/00
Filed: 2015-04-23
Abstract: 본 발명의 다양한 실시예들은 단말 및 기지국에 대해 설명한다.  본 발명의 다양한 실시예들은 FDD 다운링크 캐리어에서 SRS를 송신하고, FDD 다운링크 캐리어에서 SRS를 효율적으로 설정 및 송신하며, 이에 따라 FDD 시스템이 채널 상호성을 가짐과 동시에 대규모 다중-안테나 시스템에 더욱 적합하게 되는 방식에 대해 설명한다. 본 발명의 다양한 실시예들은 FDD 시스템의 업링크 캐리어가 업링크 신호 및 다운링크 신호를 송신가능할 경우의 SRS 송신 방법 및 디바이스에 대해 설명한다.
Patent KR-20160147992-A (KR)
Inventor: WILLIAMS STEVE
IPC: F02M35/024
Filed: 2015-04-30
Abstract: 공기중의 분자 오염물질을 제거하기 위한 필터 오일 조성물 및 방법이 제공된다.  그러한 조성물은 조성물 체적부로 파라핀계 오일을 포함하는 제1 부분, 조성물 체적부로 폴리알파올레핀(PAO)을 포함하는 제2 부분, 조성물 체적부로 적색 염료를 포함하는 제3 부분을 포함한다.  필터 오일 조성물을 면 공기 필터 재료에 도포하는 것은 공기 필터 재료 전체를 통한 점착성을 유발하고, 그에 의해서 필터를 통과하는 공기의 여과를 향상시킨다.  일반적으로, 조성물은 실질적으로 비-반응적이고, 우수한 산화 안정성을 가지며, 양호한 열 안정성을 가지고, 그리고 자동차 엔진의 통상적 작동 온도에서 적절한 점도를 유지한다.  실시예에서, 조성물이 96.74 체적%의 파라핀계 오일, 3.20 체적%의 폴리알파올레핀(PAO),및 0.06 체적%의 적색 염료를 포함한다.  100 ℃에서의 조성물의 점도가 실질적으로 7.2 내지 7.6 센티스토크(cST) 범위이다.
Patent KR-20170002553-A (KR)
Title: 무선 통신 네트워크 노드에서의 채널 추정
Inventor: SIHLBOM BJOERN
IPC: H04B7/08
Filed: 2014-05-08
Abstract: UE(120)와의 무선 신호 통신에 사용되는 채널의 채널 추정을 위한, 무선 네트워크 노드(110) 및 방법(400)이 제공된다. 상기 무선 네트워크 노드(110)는, 빔 형성, 공간 다중화 및 MIMO 송신을 하도록 구성된 다중 안테나 어레이(210)를 포함한다. 상기 무선 네트워크 노드(110)는 UE(120)로부터의 제1 파일럿 신호, 및 간섭원230)으로부터의 무선 신호를 수신하도록 구성되고; 추가로, 결정된 AOA에서, 수신기 프리필터에 의해 필터링되는, UE(120)로부터의 제2 파일럿 신호를 수신하도록 구성된 수신기(510); 및 수신된 신호를 공간 분석하고; 상기 공간 분석에 기초하여, 상기 UE 파일럿 신호를 선택하도록 구성되고; 상기 선택된 파일럿 신호에 대한 도래각을 결정하도록 구성되고; 추가로, 상기 결정된 도래각으로부터 수신된 신호를 분리하기 위한 수신기 프리필터를 설계하고; 상기 수신된 제2 파일럿 신호에 기초하여, 상기 채널을 추정하도록 구성된 프로세서(520)를 더 포함한다.
Patent KR-20170012480-A (KR)
Title: 당뇨병을 치료하기 위한 카페스톨
Inventor: GREGERSEN SOEREN
IPC: A61K31/343
Filed: 2015-06-01
Abstract: 제2형 당뇨병 및/또는 제2형 당뇨병과 연관된 임상 병태를 치료, 예방 또는 경감시키기 위한 방법이 제공되고, 상기 방법은 유효량의 카페스톨 또는 이의 유도체, 예컨대 이의 에스터 및 염을 이를 필요로 하는 사람에게 투여하는 단계를 포함한다. 카페스톨 및 당뇨병 및/또는 당뇨병과 연관된 임상 병태를 치료, 예방 또는 경감시키기에 적합한 적어도 1종의 추가적인 물질을 포함하는 조성물이 추가로 제공된다. 인슐린 분비를 증가시키고/시키거나, 인슐린 의존성 포도당 흡수를 증가시키는 방법이 또한 제공되고, 상기 방법은 유효량의 카페스톨 또는 이의 유도체 이를 필요로 하는 사람에게 투여하는 단계를 포함한다.
Patent KR-20180085504-A (KR)
Inventor: KIM BYEONG O
IPC: H04L9/32
Filed: 2017-01-19
Abstract: Disclosed are a user authentication method using a wireless identification electronic signature, a recording medium thereof, and a user authentication device using a wireless identification electronic signature. The user authentication method comprises the steps of: generating a public key and a secret key by a terminal of a user in a predetermined manner; transmitting the public key to a service provider and receiving a certificate in which the service provider signs; storing the secret key in the terminal; when a service request is input, reading the secret key and signing a service ticket containing an ID of the user by the secret key to generate an RFID electronic signature; and transmitting the RFID electronic signature to a reader. Accordingly, the present invention is safe in eavesdropping of a malicious user masquerading as the same user and in reuse attacking, improves security in a wireless recognition way performing a communication in public channels, and enables integrity and non-repudiation.
Patent KR-20180086783-A (KR)
Inventor: KIM DO HEE
IPC: B60W20/14
Filed: 2017-01-23
Abstract: A method for controlling driving of a hybrid vehicle comprises the following steps of: calculating, by a controller, an amount of short distance energy reduction, an amount of middle distance energy reduction, and an amount of long distance energy reduction of the hybrid vehicle based on forward driving information of the hybrid vehicle according to a distance; determining, by the controller, a maximum amount of energy reduction by comparing the amount of short distance energy reduction, the amount of middle distance energy reduction, and the amount of long distance energy reduction; and controlling, by the controller, the hybrid vehicle to travel based on the maximum amount of energy reduction.
Patent KR-20180086969-A (KR)
Inventor: HWANG SUNG JIN
IPC: G06Q50/00
Filed: 2017-01-24
Abstract: Disclosed are an Internet shopping mall operation method to enhance a positive brand image of a sponsor company, and a system thereof. According to the present invention, the Internet shopping mall operation method receives sharing content with a set donation amount to display the same on a first page related to a donation service. When a first user shares the sharing content on a second page related to a social network service (SNS), the method receives the number of reactions of a second user for the sharing content in an SNS page, determines a donation amount of the first user in accordance with the sharing number of the sharing content and the number of reactions, determines a separate first reward provided to the first user based on the donation amount of the first user, and determines a second reward provided to a sponsor, who sponsors the donation amount to the sharing content. When the sponsor wants to sell goods of the sponsor on an Internet shopping mall related to goods sales, the method checks whether a total reward of the sponsor exceeds a predetermined reference. When the total reward of the sponsor exceeds the predetermined reference, information about the goods provided by the sponsor is displayed on the Internet shopping mall page.
Patent KR-20180060879-A (KR)
Inventor: YOON KUEE YOUNG
IPC: A61B6/00
Filed: 2017-02-07
Abstract: The present invention relates to a calibration method using a shape of a dual energy X-ray absorptiometry (DXA) calibration phantom for fan beam type DXA implementation and the phantom. A bone phantom and a tissue phantom are individually formed in a stepped form, and another phantom is repeatedly formed on one of the two stages, thereby obtaining all data by a single scan. Also, convenience of a connection structure of the bone phantom and the tissue phantom is increased and stability of the phantom structure is increased. The data of the phantom is obtained through the single scan and attenuation data for each thickness can be ensured according to identified position information, so that effective calibration is possible.
Patent KR-20180092784-A (KR)
Title: Pyridinium salt compound, organic light emitting diode using the same and method of manufacturing the same
Inventor: YU SO YOUNG
IPC: H01L51/00
Filed: 2017-02-10
Abstract: The present invention relates to a pyridine salt compound represented by chemical formula 1. The present invention further relates to an organic light-emitting device using the same, and a production method thereof. The compound, according to an embodiment of the present invention, can be used as a material in an organic layer of the organic light-emitting device.
Patent KR-20180096893-A (KR)
Title: oil filter for preventing lubricant deterioration of the engine oil and manufacturing method
Inventor: LEE YOUN TEK
IPC: F01M11/03
Filed: 2017-02-22
Abstract: According to an embodiment of the present invention, the present invention provides an oil filter, which is equipped with carbon in filter paper of the oil filter and having an adsorption characteristic in the oil filter to more easily filter impurities of engine oil into the adsorption characteristic of the oil filter and effectively prevent decrease of a lubricant of the engine oil.
Patent KR-20180098429-A (KR)
Inventor: KIM TAE WAN
IPC: H01L21/66
Filed: 2017-02-24
Abstract: According to the present invention, an embedded temperature measuring wafer sensor is characterized in that an embedding groove in which a temperature measuring unit is embedded is formed on a wafer, and the temperature measuring unit is embedded in the embedding groove. Since the temperature measuring unit can be formed sufficiently thick, the temperature measuring unit can be manufactured to have a bulky property and is thus stable even at high temperatures. In addition, if the temperature measuring unit is a thermocouple, the heat of the temperature measuring unit can be prevented from escaping to the outside, and the temperature measuring unit is stable without being broken, and can stably and continuously maintain the characteristics of a temperature measuring unit for a long period of time. Furthermore, since the wafer sensor is manufactured by embedding the temperature measuring unit in the embedding groove, there is no connection wire in an upper space of the wafer, such that the temperature measuring wafer sensor with a simple form can be provided.
Patent KR-20180097880-A (KR)
Inventor: KIM JONG SAM
IPC: A61K8/97
Filed: 2017-02-24
Abstract: 본 발명은 편백수와 이산화염소수를 포함하는 화장료 조성물 및 이를 이용한 마스크 팩에 관한 것으로, 더욱 상세하게는 각종 천연추출물, 수성의 조성물들 및 피부개선용 기능성 첨가제를 정제수에 분산시켜 화장료를 제조함으로써, 피부개선 및 피부 면역력 강화, 항균, 항진균 및 탈취효능이 뛰어나며 인체에 무해한 특성이 있다.
Patent KR-20180099087-A (KR)
Inventor: KIM DUK YONG
IPC: H01Q1/38
Filed: 2017-02-28
Abstract: The present invention relates to a dual polarized omnidirectional antenna for mobile communication service. The dual polarized omnidirectional antenna for mobile communication service comprises: a plurality of radiation elements continuously arranged in a vertical direction; and feed lines providing feed signals to a plurality of radiation elements. The plurality of radiation elements have a dipole-type first radiator for generating one polarized wave in a dual polarized wave, and a dipole-type second radiator for generating a different polarized wave in the dual polarized wave. The first radiator and the second radiator are formed on different planes to be spaced apart from each other, and a beam forming direction of the first radiator and a beam forming direction of the second radiator are formed in opposite directions to each other.
Patent KR-20180099354-A (KR)
Inventor: JUNG TAE BUM
IPC: E21C37/06
Filed: 2017-02-28
Abstract: The present invention relates to a rock crushing method by rapid cooling and a rock crusher, which can promote inflow of liquid nitrogen to enhance workability by filling a liquid nitrogen pipe with liquid nitrogen and inserting the liquid nitrogen pipe into a hole of a rock, to secure insulation through a packing, and effectively induce cracks of the rock when the hole is sealed and water is cooled. The rock crushing method according to the present invention comprises: a boring step of boring a hole with predetermined depth and diameter in a rock; a liquid nitrogen filling step of filling a liquid nitrogen pipe with liquid nitrogen and inserting the liquid nitrogen pipe into the hole; a sealing step of sealing the hole using a packing; a water injecting step of injecting water through a water injection pipe penetrating the packing of the sealed hole; and a crushing step of forming cracks in the hole since injected water is expanded while being cooled by the liquid nitrogen pipe.
Patent KR-20180068832-A (KR)
Inventor: KIM YOUNG HAN
IPC: G06F21/60
Filed: 2017-03-09
Abstract: Disclosed are an access control method in service function chaining (SFC) allowing SFs belonging to SFC to access information according to a predetermined policy and an apparatus thereof. The apparatus performing access control in SFC comprises a storage unit storing a rule on an access permission policy for each service function module; a reception unit receiving a packet; and a packet processing unit analyzing the packet and applying a specific action to the packet according to a result corresponding to the service function module to which the packet is to be delivered.
Patent KR-20180103346-A (KR)
Inventor: PARK MIN SU
IPC: F04C18/356
Filed: 2017-03-09
Abstract: The present invention relates to a compressor which is able to maintain a certain rotation frequency under a low-loading condition and has a high efficiency with low vibration, comprising: a cylinder providing an internal space and provided with a suction portion through which a refrigerant is sucked to the internal space and a discharge portion discharging the refrigerant; a roller eccentrically rotated in the internal space and compressing the refrigerant; a first vane provided between the suction portion and the discharge portion, and folded in the roller to divide the internal space; a second vane provided away from the first vane, and contacting to the roller so as to divide one of the spaces divided by the first vane into a first area and a second area; and a valve assembly selectively communicated with one of the first area, the second area, and the outside of the cylinder.
Patent KR-20180105794-A (KR)
Inventor: KOO BYOUNG SOO
IPC: F28F21/08
Filed: 2017-03-16
Abstract: The present invention relates to a plate type heat exchanger, and provides a plate type heat exchanger including: frames installed on the front and rear sides thereof; and a thermoelectric plate package installed between the frames, the thermoelectric plate package includes a plurality of thermoelectric plates stacked between the frames and having continuous winkled parts including ridges and furrows, a passage part formed between the thermoelectric parts and through which fluid passes, a first combining part brazed between ends of the thermoelectric plates and configured to fix the thermoelectric plates, a second combining part in which the last furrow and the last ridge of the thermoelectric plates, which contact each other, form a horizontal plate on one side of the passage part to be brazed and configured to prevent leakage of the passage part by closing the spaces between the thermoelectric plates, and a stress absorbing part formed between the first combining part and the second combining part such that the thermoelectric plate is curved to absorb vibration or thermal expansion. Accordingly, the plate type heat exchanger according to the present invention may effectively prevent leakage of the passage part through brazing by providing a horizontal surface on one side of the passage part. Further, damage to the combining party may be prevented by absorbing vibration or thermal expansion due to the stress absorbing part having a curved part at ends of the thermoelectric plates. Further, the present invention may prevent leakage due to a high pressure of fluid or vibration by providing a gasket recess in the thermoelectric plate and inserting and combining a metal gasket or a metal tube.
Patent KR-20180110844-A (KR)
Title: System for providing various data metadata management and user dynamically configurable search interface
Inventor: CHOI MYUNG JIN
IPC: G06F17/30
Filed: 2017-03-30
Abstract: According to the present invention, a system for providing a search interface capable of heterogeneous metadata management and user dynamic configuration comprises: a web-based user interface unit for enabling a user to search and manage metadata through a web browser; a web server unit for receiving a query transmitted through the web-based user interface unit and transmitting the query to a service integration bus unit; a service integration bus unit for converting information transmitted from the web server unit to fit an interface of a database unit and transmitting the converted information; a database unit for managing heterogeneous meta information; a user search item designation and setting unit for managing setting information to provide a user-customized search user interface by setting a search item designated for each user in the web-based user interface unit; and an external database unit of another institution for providing various database interfaces through the service integration bus unit.
Patent KR-20180111027-A (KR)
Title: Lamp for vehicle
Inventor: KIM JONG WOON
IPC: F21W107/10
Filed: 2017-03-31
Abstract: The present invention relates to a lamp for a vehicle that is capable of reducing loss of light generated for forming a cutoff line of a beam pattern. According to the present invention, the lamp for a vehicle includes: a light source part; a first lens part having a plurality of micro incident lenses on which the light generated from the light source part is incident; a second lens part having a plurality of micro emitting lenses corresponding to the plurality of micro incident lenses; and a shield part located between the first lens part and the second lens part and having a plurality of shields for shielding a portion of the light incident onto the plurality of micro emitting lenses from the plurality of micro incident lenses, wherein light axes of the plurality of micro emitting lenses are located spaced apart from each other downwardly and laterally around light axes of the plurality of micro incident lenses.
Patent KR-20170115963-A (KR)
Inventor: DAHMS PETER
IPC: F04B39/14
Filed: 2017-04-06
Abstract: 피스톤형 압축기용 밸브유닛은 적어도 하나의 주입구 밸브 및 적어도 하나의 유출구 밸브가 그 안에 배치되고, 제1 실린더-헤드측 표면과 이것으로부터 떨어져 있는 제2 실린더측 표면을 포함하며, 상기 표면들은 밸브유닛의 종축(A)에 대하여 횡으로 확장하는 하우징을 포함한다. 밸브유닛의 종축을 둘러싸고 있는 밸브유닛의 하우징의 가장자리벽은 실린더상에 또는 실린더 헤드상에 접촉을 위하여 제공된 적어도 하나의 접촉부를 포함하고 종축에 대하여 비스듬히 확장하고 있다.
Patent KR-20180115566-A (KR)
Inventor: KIM KYEONG JIN
IPC: C09K19/52
Filed: 2017-04-13
Abstract: The present invention provides a liquid crystal capsule. The liquid crystal capsule includes a liquid crystal display comprising an outer shell and liquid crystal molecules disposed inside the shell. The critical surface tension of the shell is smaller than the critical surface tension of the liquid crystal molecules. The anchoring energy of the liquid crystal capsule is reduced by controlling the critical surface tension of the shell or additive and liquid crystal molecules. Therefore, the fabricating processes is simplified and the driving voltage of the liquid crystal layer is reduced.
Patent KR-20180115578-A (KR)
Inventor: LEE DAE IL
IPC: H04B7/204
Filed: 2017-04-13
Abstract: The present invention relates to an active relay structure design technology field for relaying a plurality of communication terminals (signals) distributed in various areas by corresponding to intentional interference signals in a satellite communication system. A multi-beam frequency hopping relay apparatus according to the present invention includes: a beam selector for selecting beam signals to be transmitted among signals transmitted from multiple beams on the ground; an RF combining unit for combining the selected and transmitted beam signals into one signal; a frequency hopping processor for filtering and re-hopping only the specific signal at a preset time with regard to an output signal of the RF combining unit; and a controller for controlling the beam selector and the frequency hopping processor by transmitting a beam selection control signal and preset hopping frequency information to the beam selector and the frequency hopping processor at each hopping period, respectively. Accordingly, the present invention can perform a low-capacity operation and maximize anti jamming/low probability of detection effects.
Patent KR-20180116056-A (KR)
Inventor: JUNG BYUNG CHUN
IPC: A23L13/00
Filed: 2017-04-14
Abstract: The present invention relates to a meat mixing apparatus, and comprises: a support unit; a mix unit mounted on the support unit and mixing introduced meat with powder; a meat supply unit for supplying the meat to the mix unit; a powder supply unit for supplying the powder to the mix unit; a meat transfer unit mounted on the support unit and adapted to move the meat discharged from the mix unit; and a powder recovery unit disposed below the mix unit and collecting the powder falling in the mix unit and moving the powder to the powder supply unit. Therefore, a recovery rate of the powder adhering to the surface of the meat evenly and throwing away can be increased.
Patent KR-20180116814-A (KR)
Inventor: KIM DO HAN
IPC: B62D5/12
Filed: 2017-04-18
Abstract: Provided is an apparatus for steering a rear wheel, which comprises: a tie rod provided in a tag axle to connect left and right wheels; a hydraulic cylinder of which one side is connected to any one of the left wheel and the right wheel, and the other side is connected to the tag axle, wherein a steering unit realizing steering of the left and right wheels and a centering unit realizing centering of the left and right wheels are provided; a working fluid providing unit providing a working fluid to the hydraulic cylinder; a valve provided in a flow path of the working fluid supplied to the hydraulic cylinder from the working fluid providing unit to allow or block movement of the working fluid; and a control unit controlling the valve. Moreover, at one side of the steering unit, a first chamber formed in a piston rod by penetrating through the cylinder and the piston rod and a first flow path to supply the working fluid to the first chamber are formed.
Patent KR-20180118315-A (KR)
Inventor: AHN SANG SOO
IPC: B60J5/04
Filed: 2017-04-21
Abstract: Disclosed are a door impact beam, and a method for manufacturing the same. According to an embodiment of the present invention, the door impact beam mounted in the transverse direction on a door inner panel applies tailored rolled blank to one plate material to form a pipe-shaped hollow beam through a roll forming process, and both end parts of the hollow beam are cut at a predetermined section in the longitudinal direction and expanded to be welded and bonded to the door inner panel through a welding seat surface formed to be flat.
Patent KR-20170121080-A (KR)
Inventor: BING HUI
IPC: H04L27/34
Filed: 2017-04-21
Abstract: Provided are a transmission apparatus for performing a step of modulating data into a physical signal based on predetermined 2^q-QAM constellation and a step of transmitting the modulated physical signal to a receiving apparatus, and the receiving apparatus for modulating the signal based on the predetermined 2^q-QAM constellation.
Patent KR-20180118982-A (KR)
Inventor: PARK SEOK BOK
IPC: B23B3/00
Filed: 2017-04-24
Abstract: The present invention relates to a process for manufacturing a fitting joint by processing a material to be machined of a product made of a metal material and at least one of which is a block of a hexahedron and processing the same. The process is largely carried out including a raw material preparing step, a lathe machining step, a machining center machining step and a chamfering machining step. Particularly, the present invention is characterized in that, in the machining step, after machining all parts except two holding surfaces (two surfaces opposite to each other without forming a connecting pipe) is complete, so that the untreated two retracted surfaces are sequentially processed while chamfering with respect to each of the corners is performed., thereby enabling at least one of the parts to precisely process each surface of the product formed of the hexahedral block and to prevent damage caused during such processing.