baber/WOPTO huggingface dataset:
Patent KR-950002480-B1 (KR)
Title: Weight-measuring apparatus for a microwave range
Inventor: KANG SON-DOK
IPC: F24C7/08
Filed: 1992-12-10
Granted: 1995-03-20
Abstract: measuring a frequency before a roller passes a weight sensor; confirming the frequency difference, and indicating error if there is no frequency difference during ten seconds; calculating the frequency difference when it is generated; storing the frequency difference value in a memory; confirming that the number of measuring times is three and if so, proceeding to the next step, and if not, returning to the second step; calculating the maximum and minimum values of the number of times measured, calculating the mean value of the number of measuring times; confirming the degree of eccentricity compensation according to the maximum and minimum values; determining compensation value according to the degree of eccentricity, obtaining a compensation mean value by adding the mean value to the compensation value; and obtaining the weight by multiplying the compensation mean value by another compensation constant and adding another compensation constant to it.
Patent KR-0150647-B1 (KR)
Inventor: CHOE SUNG-MIN
IPC: H02J7/00
Filed: 1992-12-29
Granted: 1998-12-15
Abstract: 본 발명은 만충전이 되면 자동으로 충전단자를 분리시켜 사용자 부재시 과충전에 의한 밧데리 파손을 방지하고자한 밧데리 충전기의 충전단자 자동분리장치에 관한 것으로서, 이러한 본 발명의 목적은 아답터로부터 공급되는 전압을 정전압으로 만드는 정전압부(2)와, 상기 정전압부(2)에서 얻어진 전압을 외부제어신호에 따라 출력하는 제1스위칭부(3)와, 상기 제1스위칭부(3)에서 얻어진 전압을 충전하는 충전부(9)와, 상기 정전압부(2)에서 얻어진 전압을 일정하게 하는 제너다이오드(ZD1)와, 상기 제너다이오드(ZD1)에서 얻어진 전압과 상기 제1스위칭부(3)에서 얻어진 전압을 비교하고 그 결과값을 출력하는 비교부(7)와, 상기 비교부(7)에서 출력된 신호를 카운팅하고 그에 따른 제어신호를 출력하는 카운터칩(1)과, 상기 카운터칩(1)에서 출력된 신호에 따라 전압을 공급하는 전압공급부(6)와, 상기 전압공급부(6)에서 공급된 전압으로 구동하여 상기 충전부(a)내의 충전단자를 분리하는 충전단자 분리부(8)을 구비함으로써 달성된다.
Patent KR-950004722-B1 (KR)
Title: Mothod of automatic assembling for heat sink
Inventor: JON KI-CHOL
IPC: B62D65/00
Filed: 1992-12-30
Granted: 1995-05-06
Abstract: The method for automatically assembling the transistor the (TR) with the heat sink of the vehicle electric parts, is composed of parts supply process for feeding the TRs from the bowl feeder to the liner feeder and stacking the cover blocks; TR supply process for suppling a plurality of TRs to the heat sink bracket by a reciprocating moving block having a vacuum pad, and feeding the heat sink bracket at a certain interval by a ball screw device for arranging the TRs sequentially; cover-block supply process for covering the TRs with the cover-block; screw fastening process for inserting the TR to the bracket and fastening the TR bythe lifting pneumatic driver; returning process for returning the heat sink by the moving block.
Patent KR-950010790-B1 (KR)
Title: Unmaned running system for vehicle
Inventor: YOM YONG-IL
IPC: B62D6/00
Filed: 1992-12-31
Granted: 1995-09-23
Abstract: The apparatus is prepared for variously testing the performance of vehicles without a driver. It comprises an unmanned pedal driving part including a pair of actuation arms positioned on an acceleration pedal and a brake pedal, and a brake actuator and an acceleration actuator means actuating the arms, resp. a steering part including an auxiliary steering wheel rotating with a main steering wheel together; a means supporting the pedal driving part and the steering part. It is possible to perform the vehicle running test under any bad conditions.
Patent KR-0167654-B1 (KR)
Inventor: SATAKE TOSHIHIKO
IPC: H02P1/50
Filed: 1990-10-24
Granted: 1999-04-15
Abstract: 본 발명 전동기는 통상적인 유도 전동기로서 시동한 후에 회전속도가 동기속도 부근에 도달한 시점에서 동기운전으로 전환할 수 있도록 구성된 복수 고정자가 있는 유도 동기 전동기이다. 전동기는 복수개의 고정자(21,22)와, 정류회로(33,34)를 일체로함과 동시에 복수개의 회전자 코어에 각각 회전자 도체(31,32)를 갖춘 일체형 회전자와, 각 회전자 코어의 주위에 정지자계를 발생시키는 정지자계 발생장치(40)와, 각 회전자 도체에 유기되는 전압 사이에 0˚와 180˚인 전압 위상차를 발생시키는 전압이상장치로 구성된다. 시동은 전압위상차가 0˚에 있어서 회전자 도체 사이를 순환전류가 흐름으로써 통상적인 유도 전동기에서처럼 이루어진다. 정상운전은 전압 위상차를 180˚로 전환됨과 동시에 정지자계 발생장치를 작동시킴으로써 정지자계에 의해 유기되는 교번 전압이 정류회로에 의해 정류되어, 그 직류전류가 회전자 도체에 흘러서 회전자 코어에 자극이 형성되고, 그 자극과 고정자가 만드는 회전자계의 흡인작용에 의해 동기운전으로 끌어 들임으로써 이루어진다.
Patent KR-970006042-B1 (KR)
Inventor: PANICCIA JR SAMUEL R
IPC: H04M1/72502
Filed: 1993-01-05
Granted: 1997-04-23
Abstract: 내용없음.
Patent KR-960006711-B1 (KR)
Inventor: NISHIMURA ASAO
IPC: B23K26/21
Filed: 1993-01-15
Granted: 1996-05-22
Abstract: 내용 없음
Patent KR-950009123-B1 (KR)
Title: Digital relaying method of electronic switch-board for protecting a motor
Inventor: HO NO-JAE
IPC: H02M1/32
Filed: 1993-02-15
Granted: 1995-08-14
Abstract: The method comprises the steps of producing opposite flow current  by detecting current provided to the motor; discriminating whether power is normal or not; and controlling the power if the power of the motor is abnormal.
Patent KR-960000069-B1 (KR)
Title: Apparatus of removing seed
Inventor: SE SUN-WON
IPC: A23N4/00
Filed: 1993-02-16
Granted: 1996-01-03
Abstract: a body including a substrate, a seed gathering drawer and a cover; a seed separation means including a main shaft body into which a main shaft is inserted, a chain gear for rotating the main shaft, a main shaft gear rotating with the main shaft, for transmitting a rotation force of the main shaft to a separation pin driver, a seed separation hole for separating the seeds, and a first fruit clearing hole driven by the main shaft gear; an separation pin driving means including a fixed shaft movably installed on a guide groove and having an eccentric shaft as a unitary body, a separation pin housing having a separation pin housing rotating gear as a unitary body and having a plurality of pin holes arranged radically, a plurality of separation pins rotatably associated with the eccentric shaft, a separation pin cover for supporting the separation pins not to prevent the pins from being deviated from the pin holes, a separation pin fixing washer and a fixing bolt for preventing the separation pin cover from being deviated from the eccentric shaft, and a second fruit clearing hole for separating the remaining fruit from the separation pin housing and the separation pins; and a 'sansuyu' moving means including an electrical oscillator installed on the substrate, a 'sansuyu' supplying plate vibrated by the operation of the electrical oscillator, and a plate spring for transmitting the vibration to the 'sansuyu' supplying plate.
Patent KR-0172976-B1 (KR)
Inventor: OOYAKI TOSHIKI
IPC: B24B37/00
Filed: 1993-05-04
Granted: 1999-03-20
Abstract: 연마능률이 높고, 고정밀도, 고품질의 연마면을 얻게 되는 연마용 조성물을 제공함을 목적으로 한다. 
     물과 알루미나질의 연마재와 연마 촉진제로 되어 있고, 메모리 하아드 디스크의 무전해 니켈 도금, 알루마이트 또는 알류미늄의 표면을 연마하는 조성물로서, 연마촉진제가 몰리브덴산 암모늄, 몰리브덴산 리튬, 몰리브덴산 나트륨, 몰리브덴산 칼륨의 몰리브덴산염으로 부터 선택된 1종, 혹은 상기 몰리브덴산염과 질산 알루미늄 또는 옥살산 알루미늄, 또는 몰리브덴산염과 황산 니켈, 질산 니켈, 술팜산 니켈, 아세트산 니켈로 부터 선택된 1종을 함유하는 것이며, 그 첨가량은 0.1~20%이고, 더욱이 연마재의 중량비율이 2~30%이며, 평균 입자 크기가 0.3~10㎛인 것을 특징으로 하는 메모리 하아드 디스크의 연마용 조성물이다.
Patent KR-0120738-B1 (KR)
Inventor: MIROSLAV VICHR
IPC: C30B25/18
Filed: 1993-06-07
Granted: 1997-10-27
Abstract: 본 발명은 대형 단결정의 제조 방법에 관한 것이다. 일 구체예로 대략 100 내지 1000μ의 두께 및 1㎠보다 실제적으로 더 큰 면적을 가지며, 전자적, 광학적, 기계적, 및 기타 용도로 사용될 수 있는 높은 결정 완전성을 가지는 단경정의 전자등급 다이아몬드가 제조된다. 단결정 다이아몬드층을 먼저 매스터 시드 결정상에 증착시키고, 그 생성 다이아몬드층을 물리적, 기계적 및 화학적 수단에 의해 시드 결정으로부터 분리할 수 있다. 본래의 매스터 시드를 후속 조작에서 시드 결정으로 반복 상용하기 위해 에피택셜 성장에 의해 회수할 수 있다. 대형 매스터 단결정 다이아몬드 시드를 측면 에피택셜 융합에 의해, 배향된 보다 작은 시드 결정들의 결합에 의해 생성시킬 수 있다. 시드 결합 단계를 몇 번 반복할 수 있는가 하는 제한기 없기 때문에, 규소 웨이퍼의 크기와 동등한 대형 다이아몬드 독립 웨이퍼를 제조할 수 있다.
Patent KR-950007151-B1 (KR)
Inventor: SAWASE KAORU
IPC: F16H48/38
Filed: 1993-06-14
Granted: 1995-06-30
Abstract: 내용 없음.
Patent KR-100192655-B1 (KR)
Inventor: TAGA JOUN
IPC: F16L55/00
Filed: 1993-08-13
Granted: 1999-06-15
Abstract: 본 출원에 관한 발명은, (a) 고리형상체를 파이프 바깥면에 장착하는 공정. 
     (b) 원추돌기부와 이 주위에 형성된 곡면홈을 구비한 안내부의 상기 원추돌기부를 파이프 개구 끝단에 끼워넣음과 동시에 안내부를 회전 전진시키는 공정. 
     (c) 상기 안내부의 회전 전진을 단속하여 파이프 개구 끝단을 반전시키고, 상기 고리형상체의 바깥면에 반전된 파이프 개구 끝단을 끼워맞춤하는 공정. 
     이상의 공정으로 이루어지는 수지파이프의 개구 끝단의 반전방법 및, 파이프를 유지하는 클램프수단과 구부림수단을 구비하고, 상기 클램프수단은 피이프를 반경방향으로 누르는 체결기구로 구성하며, 상기 구부림수단은, 파이프 개구 끝단에 맞닿음하여 회전함과 동시에 전진하는 안내부와, 안내부를 회전시키는 회전구동기구와, 안내부를 파이프 축방향으로 전진 후퇴시키는 왕복운동기구로 구성되고, 파이프 개구 끝단을 넓히면서 축방향으로 반전시키도록 한 것을 특징으로 하는 수지파이프의 개구 끝단의 반전장치이다.
Patent KR-960015497-B1 (KR)
Title: Metal wiring method of semiconductor device
Inventor: NA KWAN-KOO
IPC: H01L21/283
Filed: 1993-08-23
Granted: 1996-11-14
Abstract: forming a contact hole(2) by depositing and etching a BPSG(1) for flattening after forming the circuit elements such as a transistor and a capacitor on a semiconductor substrate; depositing a Ti(3), a first TiN(4) and a tungsten(W)(5) on the entire surface; forming a tungsten plug(5') on the contact hole(2) by etch back of the tungsten(5); remaining an aluminum(6) and a second TiN(7) on the region of a metal wiring by etching after depositing the aluminum(6) and the TiN(7) on the entire surface and defining the metal wiring area by photolithography; and forming a second tungsten(9), and forming a tungsten side wall(9') on the side wall of the aluminum(6) by etch back of the second tungsten(9), the second TiN(7), the Ti(3) and the first TiN(4) simultaneously.
Patent KR-960015944-B1 (KR)
Inventor: WAKKABAYASI ASAMI
IPC: H01C7/02
Filed: 1993-08-27
Granted: 1996-11-25
Abstract: 내용없음.
Patent KR-970011139-B1 (KR)
Title: Non-volatile semiconductor memory device & method of operating the same
Inventor: KIM JANG-HAN
IPC: H01L29/788
Filed: 1993-10-06
Granted: 1997-07-07
Abstract: A method of fabricating a nonvolatile semiconductor memory device includes the steps of forming a first insulating layer on a first conductivity type semiconductor substrate, forming a first conductive layer on the first insulating layer and patterning it to form a first floating gate, sequentially forming a second insulating layer and second conductive layer on the first floating gate and patterning them to form a control gate, forming a third insulating layer on the overall surface of the substrate, selectively etching the third insulating layer to form a contact hole exposing a predetermined portion of the first floating gate, forming a third conductive layer on the overall surface of the substrate and patterning it to form a second floating gate connected to the first floating gate through the contact hole, and ion-implanting a second conductivity type impurity to form source and drain regions in a predetermined portion of the substrate.
Patent KR-960005226-B1 (KR)
Title: Making method of non-oriented electro magnetic steel plates with excellent magnetic characteristic
Inventor: PARK JONG-TAE
IPC: C21D8/12
Filed: 1993-11-09
Granted: 1996-04-23
Abstract: Nonoriented electromagnetic steel sheet for core metal of motor, transformer, generator and rotary machine provides excellent magnetic characteristics in the range of high-frequency wave by reducing impurity levels, adding tin and controlling reheating temperature. The silicon steel slab comprises, in weight percent, 2 to 7% silicon, 0.2 to 1.5% aluminum, 0.1 to 1.5% manganese, carbon not exceeding 0.04%, sulfur, oxygen and nitrogen not exceeding 0.01%, and the balance of iron and inevitable impurities. The steel sheet is produced by the processes of reheating of the steel slab having the same chemical composition as mentioned above and adding 0.01 to 0.4% tin as a starting material at about 1000 to 1200deg.C, hot rolling, annealing, and cold rolling once or twice to final thickness, and final annealing.
Patent KR-0145663-B1 (KR)
Inventor: SHIN MYUNG-SHIN
IPC: F16H61/12
Filed: 1993-12-07
Granted: 1998-08-17
Abstract: 차속을 감지하여 그에 해당하는 전기적인 신호를 출력하는 차속 감지부와; 엔진의 회전수를 감지하여 그에 해당하는 전기적인 신호를 출력하는 엔진 회전수 감지부와; 스로틀 밸브의 개도량을 감지하여 그에 해당하는 전기적인 신호를 출력하는 스로틀 밸브 감지부와 ; 시동스위치와, 모드선택 스위치와, 인히비터 스위치로 이루어져 운전자의 선택에 따른 전기적인 신호를 출력하는 스위치부와 ; 상기에서 시동스위치가 작동이 되고 차속이 0으로 자동차가 정지하고 엔진회전수가 설정값 이하로 엔진이 정지하고, 스로틀 밸브의 개도량이 설정량이상으로 최대영역에 해당하는 경우에, 현재의 변속레버의 상태와 주행모드의 상태를 판단하여 초기에 변속레버가 1단이고 주행모드가 경제모드인 경우에 카운터를 1로 설정하고, 다음 변속레버가 2단이고 경제모드인 경우에는 다시 변속레버와 주행모드를 판단하여 변속레버가 2단이고 파워모드인 경우에는 카운터를 2로 설정하고, 다음 변속레버가 3단이고 주행모드가 파워모드인 경우에는 다시 변속레버와 주행모드를 판단하여 변속레버가 3단이고 경제모드인 경우에는 카운터를 3으로 설정하고, 다음 변속레버가 4단이고 경제모드인 경우에는 다시 변속레버와 주행모드를 판단하여 변속레버가 4단이고 파워모드인 경우에 카운터를 초기화시키므로써, 고장코드를 제거시키는 엔진 제어부로 이루어지는 자동변속 차량의 고장코드 제거장치는, 설정된 변속레버와 스위치의 작동에 따라 발생한 고장코드를 제거하므로써, 특정장비가 필요하지 않게 되어 어느 곳에서나 손쉽고 신속하게 고장코드를 제거할 수 있으며, 그 제어방법을 제공할 수 있다.
Patent KR-0119904-B1 (KR)
Title: Block image source coding system
Inventor: PARK DAE-CHOL
Filed: 1993-12-24
Granted: 1997-10-29
Abstract: A block image source encoder/decoder is disclosed. The encoder/decoder comprises a block size setting unit for determining the size of the block; a quantization/entropy encoder bank(30) for calculating an error rate and a bit rate of a divided block signal; a soft switching unit for determining a pair of quantization bank and entropy coder minimizing an expense function based on the calculated error rate and the bit rate; a buffer(60) for storing a transmission quantity caused by the determined pair of quantization and entropy encoder; and a multiplexor(70) for multiplexing the outputs of the buffer(60). Thereby, the buffer is saftly operated according to the bit rate and the distortion of the signal can be decreased.
Patent KR-960002455-B1 (KR)
Title: Voltage control device
Inventor: HONG SUNG-SOO
IPC: G05F1/56
Filed: 1993-12-30
Granted: 1996-02-17
Abstract: The voltage control device of a quantum serial resonance converter can easily model a converter for a controller manufacturing by using a resonant voltage as a control parameter without using the current as a control object and can make the voltage restoring time according to the load variation short by applying the controller with the fastest system responding characteristic.
Patent RO-117732-B1 (RO)
Title: Insulation for running of wires and process for making the same
Inventor: NEDELCUŢ DANIEL
IPC: F16L59/02
Filed: 2001-02-23
Abstract: The invention relates to an insulation for the running of wires and to a process for making the same from unsaturated polyester resins reinforced with glass fibre. The insulation comprises additives, viscosity modifiers and consists of 1...5 layers made from unsaturated polyester resin, hardener, viscosity modifying agent, deaeration and internal lubrication agent, glass fibres, pigment, inorganic additives and a mineral wool layer 30 to 120 mm thick. According to the invention, the process for manufacturing the insulations by vacuuming and injecting, consists in applying the semipermanent-type stripping agent on the die, forming the part, leaving it for 15...25 minutes to polymerize, then applying a number of 1...5 layers of glass fibre reinforcing material onto the die, closing the die, then connecting the vacuum installation to the formation chamber and to the sealing chamber, closing the resin feeding, there being provided a negative pressure of 0.90...1.5 kgf/cm 2 for 30...75 s, while closing, sealing and removing the air from the die, opening the resin feeding, injecting resin at a pressure of 0.10...0.90 kgf/cm 2 and vacuuming the formation chamber to a negative pressure of 0.10...0.90 kgf/cm 2, then injecting in 2...7 min/kg of resin, at a temperature of 18 ...25° C, providing a glass fibre to resin ratio of 1/2...3, the vacuum and injection being stopped concomitantly, the tightly sealed die being removed and maintained at a temperature of 18...25°C for 2 hours for polymerization and then for aging at a temperature of 18...25° C for 70 hours, or at a temperature of 60...70°C for 2 hours, then removing the shuttering and stripping the resulting part.
Patent RO-121071-B1 (RO)
Title: Process for preparing bakery products made up of frozen and intensively defrosted doughs, with and without yeast
Inventor: TEODORESCU FOTINI
IPC: A23L3/36
Filed: 2003-04-04
Abstract: The invention relates to a process for preparing bakery products made up of frozen and intensively defrosted doughs, with and without yeast, wherein the soft wheat flour, used for preparing the doughs, the soft wheat flour used in the dough preparing stage has the following parameters: alpha-amylase activity, expressed by falling value (Ic) ranging between 300...330"; wet glutene content ranging between 28...38%; the rheologic glutene characteristics: P=80...95 mm H2O tenacity; L=90...110 mm H2O extensibility; P/L ratio ranging between 0,7...0,9; power in W ranging between 250...300 x 10-4J, rheologic characteristics of the dough made up of flour: evolution time: 1...2 min; stability 10...15 min; soaking degree ranging between 70...100 UB (Brabender units). According to the process for preparing the yeast dough, the yeast quantity is increased with 10...15% by weight, higher than the yeast quantity used for obtaining the same fresh bakery products.
Patent RO-121101-B1 (RO)
Title: School chalk holder
Inventor: COLPO BOGDAN PAUL
IPC: B43K19/14
Filed: 2004-02-13
Abstract: The invention relates to a school chalk holder employed for protecting the chalk and the users' hands. According to the invention, the chalk holder comprises a body (1) wherein there is located a chalk (2), in the body (1) there being cut a cut-out (a) and an elastic fastener (b). The elastic fastener (b) has a curvature (d) and an operating surface (c) ensuring the advance of the chalk (2) when the curvature (d) of the elastic fastener (b) is pressed.
Patent RO-122270-B1 (RO)
Title: Process and equipment for making a lignocellulosic carpet
Inventor: VOINA SEPTIMIU SEVER
IPC: B27N3/08
Filed: 2005-01-10
Abstract: The invention relates to a process and an equipment for making perforations in a carpet made of lignocellulosic material which is used for obtaining perforated lignocellulosic materials. According to the invention, the process for making a lignocellulosic carpet comprises a first stage of making perforations in the lignocellulosic material (C) of the carpet, by pressing on a perforated support plate (1), supported on a perforated guide plate (2), through the perforations thereof there being introduced some punches (3) fastened on another plate, followed by a stage of cold-compacting the lignocellulosic material, with a force of 0.5 kgf/cm2, by a roller device, afterwards the support sheet with the carpet made of compacted lignocellulosic material are taken over by a belt conveyor (6) and introduced into a hot press, and it is characterized in that this process comprises a stage for lifting and lowering the plate provided with punchers (3) meant to perform the perforations into the lignocellulosic carpet, by means of a lift (4). According to the invention, the equipment for carrying out the process, comprises a perforated support plate (1), which is supported on a perforated guide plate (2) and it is pierced by a punch plate (3), as well as by a device for compacting the lignocellulosic material, and it is characterized in that the perforations in the lignocellulosic carpet are made by lifting and lowering the punch plate (3) by means of a lift (4).
Patent RO-122288-B1 (RO)
Title: Thermochromic systems with xantenic dyes
Inventor: R EDI OIU VALENTIN
IPC: C09B57/14
Filed: 2005-10-31
Abstract: The invention relates to a thermochromic system comprising xantenic dyes which revertibly change their colour upon heating-cooling in a temperature range from 30A C to 80A C, consisting of 0.1 ... 20% xantenic dyes, 0.1 ... 40% pH control agent, 1 ... 50% solvent, 0.1 ... 5% shading agent, the percentage being expressed by weight. The thermochromic system is obtained by a process consisting in dissolving the xantenic dye into a solvent in melt state, then dissolving the pH control agent in a xantenic dye : pH control agent mass ratio of 1 : 1 ... 400, finally to the obtained mixture there being added the shading agent in a xantenic agent : shading agent mass ratio of 1 ... 200 : 1.
Patent RO-123571-B1 (RO)
Title: Installation for producing domestic hot water
Inventor: CIURCA FRANCISC GABOR
IPC: F04D3/02
Filed: 2009-02-16
Abstract: The invention relates to a process and an ecological installation for producing domestic hot water which is used for consumption in showers, washing basins, washing machines and other domestic installations. The claimed process consists in using one or two stages for the recovery of the heat energy of the return water, with a heat exchanger in counter flow or with a heat exchanger in counter flow and a heat pump which is used for heating the water and for shortening the transitory condition, the process uses a hot water buffer tank with an electric resistor having the role of thermal compensator, the hot water being prepared in a 4-way servo valve for mixing the hot water with pre-heated water, or with cold water, as the case may be. The installation for carrying out said process comprises a source () of cold water, a conduit () with a tap (), an electric valve (), a pressure regulator (), a heat exchanger () and a heat pump () and the preparation of the hot water is made in a hot water buffer () with the role of storing, increasing and maintaining the temperature of the hot water, the return water coming from a consumer (), passes through a heat exchanger (), after which it reaches a buffer tank () with heat pump (), the temperature of the hot water being programmed by means of a control electronic block () and a valve () with the role of combining the flow rates of hot, preheated or cold water.
Patent SA-116370960-B1 (SA)
Title: Method of Preparing Rosemary Nanoparticles and Encapsulated Rosemary Nanoparticles
Inventor: Promy Virk
Filed: 2016-09-25
Abstract: A method of preparing rosemary nanoparticles includes providing a solution including rosemary extract, spraying the rosemary extract solution into boiling water under ultrasonic conditions to produce a sonicated mixture, and freeze-drying the sonicated mixture to produce rosemary nanoparticles. The rosemary nanoparticles and encapsulated rosemary nanoparticles with polymers can have a particle size of about 69 nm to about 99 nm. The rosemary nanoparticles and encapsulated rosemary nanoparticles with polymers can be prepared without the use of metals. Fig. 1.
Patent SA-515361295-B1 (SA)
Title: Systems and methods for downhole electromagnetic field measurement
Inventor: ETIENNE M SAMSON
Filed: 2015-10-13
Abstract: Sensors, systems and methods for downhole electromagnetic field measurement, including a downhole micro-opto-electro-mechanical system (MOEMS) electromagnetic field sensor (100) that includes a first surface that is at least partially reflective (104a), a second surface that is at least partially reflective (104b) and suspended by one or more flexible members (106a) to define an optical cavity having a variable distance between the first and second surfaces (104), a first conductive layer (102) attached to the first surface (104a), and a second conductive layer (116) attached to the second surface (104b). The first and second conductive layers (102, 116) have an electrical potential proportional to an electromagnetic field within a formation surrounding the sensor (100). The electrical potential produces an electric field that displaces the second surface to alter the variable distance and cause a spectrum variation in light exiting the sensor (100). Fig. 1
Patent SA-516370395-B1 (SA)
Title: Process for producing polycrystalline silicon
Inventor: GÖRAN KLOSE
Filed: 2016-01-14
Abstract: A process for producing polycrystalline silicon, comprising introduction of a reaction gas comprising a silicon-containing component and hydrogen into a reactor containing at least one heated filament rod on which polycrystalline silicon is deposited, said reactor comprising at least one tubular sightglass secured to an orifice in the reactor wall by a reactor end and having a glass surface at the other end, with supply of a purge gas through holes in the sightglass tube during the deposition, wherein one purge gas stream M1 runs close to the glass surface of the sightglass and essentially parallel to the glass surface and, spaced apart from this purge gas stream M1 in the direction of the reactor end of the sightglass, at least one further purge gas stream M2 runs at an angle relative to the glass surface in the direction of the reactor end of the sightglass. Fig 2.