baber/WOPTO huggingface dataset:
Patent KR-950010280-B1 (KR)
Title: Electric current control circuit of spindle motor for lasek disk player
Inventor: BAE MU-HO
IPC: G11B19/24
Filed: 1993-08-31
Granted: 1995-09-12
Abstract: The controller having a pulse width modulation signal generating unit for regulating torque of the spindle motor by outputting a predertermined pulse width modulation signal by input of a voltage signal of a reference input signal and spindle motor; a second transistor whose base terminal is connected to the pulse width modulation signal output terminal of the pulse width modulation signal generating unit, whose collect terminal is connected to one part of the spindle motor, and whose emit terminal is connected to power supply; and a fourth transistor whose base terminal is contacted with a third transistor, whose collect terminal is connected to the other part of the spindle motor, and whose emit terminal is connected to sub-power supply, comprises a first current limiting unit for limiting current amount of the second transistor, the first current limiting unit being connected between the base terminal and the emit terminal of the second transistor, and a second current limiting unit for limiting the current amount of the fourth transistor, the second current limiting unit being connected between the base terminal and emit terminal of the fourth transistor.
Patent KR-960010874-B1 (KR)
Title: Auto-calling apparatus for output trunk testing
Inventor: RYU CHOON-SIK
IPC: H04Q1/30
Filed: 1993-10-18
Granted: 1996-08-10
Abstract: a MCU (1) for storing telephone numbers for a trunk line to be tested; a test condition setting section (2) for setting the number of repeated tests for the telephone number, the telephone number to test, and data designating hook on/off time; a relay switch (4) for transferring a pulse for the called number from the MCU (1); a telephone key pad (5) connected to the relay switch (4); a telephone circuit (6) for transmitting the telephone number pulse data to a telephone line through the telephone key pad (5); and a general counter (3) for indicating the total number of calls.
Patent KR-0142532-B1 (KR)
Inventor: KWON YOUNG-HAE
IPC: B60T17/18
Filed: 1993-11-01
Granted: 1998-08-01
Abstract: 자동차의 브레이크 계통에서 제동유압이 누유되는 경우, 비상제동을 행할 수 있도록 하기 위하여, 제동계통에 압력 감응식 스위치를 설치하여 제동유압 저하시 스위칭 온되도록 하고, 이 스위치를 제동계통의 유압흐름 방향을 조절하는 방향절환밸브와 전기적으로 연결하여 제동계통에서 제동유압 누유시 제동유압을 비상제동관로로 바이패스하여 전륜측 브레이크 어셈블리로 공급토록 함과 아울러 전기적으로 경고등 및 부저와 연결하여 비상제동임을 운전자에게 알려주도록 한 자동차의 비상 제동시스템.
Patent KR-100297601-B1 (KR)
Filed: 1993-12-18
Granted: 2001-11-05
Abstract: 본 발명은 램에 저장된 데이타를 음극선관으로 전송하는 디지탈-아날로그 변환회로의 입력 파형을 제어함에 의해 고품위 디지탈 영상을 구현하도록 하기 위한 화질 보상회로 및 그 방법에 관한 것이다. 상기 화질보상회로는, 상기 메모리소자로부터 독출되는 디지탈신호를 화소클럭에 동기하여 래치하고, 소정 지연된 제1 및 제2디지탈 신호를 출력하는 데이타전송부와, 상기 데이타전송부로부터 출력되는 제1 및 제2디지탈 신호를 상기 화소클럭에 동기 입력하여 상기 제1 및 제2디지탈 신호의 레벨차를 검출하고, 상기 검출된 레벨차를 보상하여 출력하는 보상값 검출회로와, 상기 데이타전송부로부터 최종적으로 출력되는 디지탈 신호와 상기 보상값 검출회로의 출력을 상기 화소클럭에 동기하여 선택적으로 상기 디지탈-아날로그 변환회로에 공급하는 멀티플렉싱부를 구비함을 특징으로 한다.
Patent KR-0168117-B1 (KR)
Inventor: YANG CHA-MO
IPC: G08B21/00
Filed: 1993-12-20
Granted: 1999-03-20
Abstract: 전원이 인가되면 적외선 광신호를 펄스의 형태로 출력시키는 발광부(10)와, 발광부로부터 출력되는 광신호가 대기중에 부유하고 있는 안개 입자나 빗방울 소립자에 의해 산란되면, 상기한 산란광을 수신하여 전기적인 신호로 변환한 뒤에 이를 소정의 레벨로 증폭하여 출력하는 수광부(20)와, 수광부로부터 신호가 입력되면, 상기한 신호를 이용하여 현재의 안개분포상태를 감지하고, 이에 따라 가시거리를 산출한 뒤에 상기한 가시거리에 대응되는 수치를 표시하기 위한 구동신호를 출력하는 마이크로 컨트롤러(40)와, 마이크로 컨트롤러로부터 구동신호가 입력되면, 이에 따라 수치를 표시함으로써 운전자가 가시거리를 확인할 수 있는 세그먼트 표시부(50)로 구성되어, 산란광 검출방식을 이용하여 현재의 가시거리를 측정한 뒤에 이를 운전자에게 표시함으로써 운전자가 현재의 가시거리에 관한 정확한 정보를 인지하도록 하여 안전한 운행이 이루어질 수 있도록 하기 위한 안개지역이나 우전지역에서의 자동차 가시거리 경고장치에 관한 것.
Patent KR-960012850-B1 (KR)
Title: Circuit for making user's code
Inventor: PARK SUNG-MO
IPC: G06F3/14
Filed: 1993-12-24
Granted: 1996-09-24
Abstract: an input scan block(7) which determines the state of an input terminal by hard wiring, and outputs data provided from the input terminal by a selection signal from a selection terminal selectively; and a look-up table(10) which is constituted in two step by a ROM and generates a user code in response to the output of the input scan block(7).
Patent KR-100285737-B1 (KR)
Title: Mg-Cu-Zn OXIDE MAGNETIC MATERIAL AND MANUFACTURING METHOD THEREOF
Inventor: KANG SANG WON
IPC: H01F1/00
Filed: 1993-12-30
Granted: 2001-04-02
Abstract: PURPOSE: A Mg-Cu-Zn oxide magnetic material and a manufacturing method thereof are provided to increase mechanical strength and reduce manufacture cost by adding Mg, and enhance high frequency characteristic by adding Li2O. CONSTITUTION: A Mg-Cu-Zn oxide magnetic material is manufactured by mixing Fe2O3 48.0 mol%, MgO 20 mol%, CuO 7.0 mol% and ZnO 25 mol% as main material, and Li2O 0.1, 0.2, 0.3, 0.4 or 0.5 weight%. The mixture is homogeneously mixed by an attritor and calcined at 850 or 900°C to form calcined powder. The calcined powder is grinded by the attritor to have an average particle diameter of 0.5 micrometer. A combining agent Kuraray PVA #217 10% solution is added by 1.5% to form granule powder. Li2O may be added by 0.1 - 0.6 weight%. The calcining temperature may be 800 - 900°C. The added Li2O controls micro structure so as to improve resistivity and inductance of the magnetic material and high frequency characteristic.
Patent KR-970006990-B1 (KR)
Inventor: CHUANG KARL T
IPC: B01J19/30
Filed: 1992-02-05
Granted: 1997-05-01
Abstract: 내용없음
Patent KR-100257941-B1 (KR)
Title: Process for the determination of peptides corresponding to immunologically important epitopes and biotinylated peptides used therein
Inventor: DE LEYS ROBERT
IPC: C07K16/00
Filed: 1993-03-08
Granted: 2000-06-01
Abstract: The present invention relates to new HIV peptides representing the gp41 and gp120 V3-loop immunodominant peptide regions of the new HIV isolate ANT70. The present invention also relates to methods for detection of antibodies specifically reacting with said peptides as well as diagnostic kits for performing said methods.
Patent RO-118925-B1 (RO)
Title: Tablets and process for preparing iron-enriched yeast tablets
Inventor: VARGA ERZSEBET
IPC: C12N1/02
Filed: 2000-10-31
Abstract: The invention relates to iron-enriched yeast tablets and to the process for preparing the same. The process consists in preparing the suspension of bakery yeast Se in an amount of 0.2...20 ml which is incubated, for inoculation, on inclined media agarized at 30°C for 24 hours, is suspended in sterile water, is subjected to counting in the BURKER chamber, the dilution of the suspension is adjusted to the level of 10 cells/ml required for starting the fermentation process, while the liquid medium is prepared in parallel by dissolving the components of 6 g of peptone, 6 g of yeast extract, dissolved in distilled water, the saccharose solution 50% being prepared separately and 120 ml of said solution are used for a final saccharose concentration of 3%, are sterilized and added to the liquid growth medium which is controlled, is adjusted up to a pH value=6 with NaOH 0.1n and is sterilized in pharmaceutical autoclave at a pressure of 1 at for 25 min, then the solution is prepared with the salt of iron (III) microelement from 183...732 mg of ammonium citrate and iron with a Fe concentration of 125...500 miug/ml, said solution being added to the liquid mixture at the beginning of the fermentation process, at the 0 moment, the yeast cells are multiplied, centrifuged, then the deposit is washed up, dried, lyophilized, inactivated, and a tablet is prepared from the yeast resulting thereby, according to the known techniques.
Patent RO-121376-B1 (RO)
Title: Vehicle wheel
Inventor: R EDU C ET ELIN FLORIAN
IPC: B60C17/06
Filed: 2002-11-04
Abstract: The invention relates to a vehicle wheel allowing the running in safety conditions in the case of partial or total reduction of the tyre pressure. According to the invention, the vehicle wheel has an elastic inner ring (3) which is mounted inside the tyre (1) on the rim (2), said elastic inner ring (3) being fixed on the rim (2) by a belt (4) tightened by means of a fixing device. The elastic inner ring (3) is provided with the sole (a) in contact with a rim (2), some lateral prominences (b and c) as well as lateral channels (e and f), a central channel (d) and it is cut according to an inclined line (g). The belt (4) is inserted into the central channel (d) of the inner ring (3). In one embodiment, the wheel has a rim (6) formed by an inner ring (i) and an outer ring (j), between them there is provided a sealing gasket (7), and which are fixed by means of some nuts (8). The inner ring (i) of the rim (6) is provided with a circular prominence (h) for centering the outer ring (j).
Patent RO-120479-B1 (RO)
Title: Process for making a flexible container
Inventor: DIMA DUMITRU
IPC: B65D88/16
Filed: 2002-12-20
Abstract: The invention relates to a process for making a flexible container of two rectangular pieces of material, meant for conveying bulk alimentary or non-alimentary granulated and pulverous products. According to the invention, the process consists of the following stages: - marking, on the long side margins of the first rectangular piece of material, four points symmetrical in relation to the axes, two on one side and two on the other side; - cutting-out a slot crossing the middle of the rectangular piece of material, smaller or equal to the length of the segment included between two points; - marking, on the long sides of the second rectangular piece of material, four points symmetrical in relation to the axes, two on one side and two on the other side, so that the length of the segments between two points on the same side is equal to the width of the first rectangular piece of material; - U-shape folding and joining by sewing the two pieces of material, in a crossed position, one inside the other, by continuously passing the thread along the entire outline of the first piece of material.
Patent RO-122756-B1 (RO)
Title: Method related to flow detection of cage rotor
Inventor: NEGRU MIHAELA BRAENDU A
IPC: G01R31/06
Filed: 2007-12-13
Abstract: The invention relates to a method related to the flow detection of a rotor with cage winding. According to the invention, the method is based on using the magneto-active powders from a flexible foil (1), with nickel particles dispersed in a gelatinous mass and wound on the surface of the rotor whose cage winding is connected to the source of power currents, by means of some connections (2) made of copper strip and provided with a thermal insulation (3), the said connections (2) being connected to the terminals of a source of power currents (4) supplied with adjustable voltage from a roll adjustable auto-transformer (5), by means of a measuring group consisting of an ammeter (6) and a voltmeter (7), the control of the current applied to the rotor winding being performed by means of an ammeter (8) connected into the circuit of the current case.
Patent RO-125179-B1 (RO)
Title: Method for detecting petroleum fluid leaks from cracked underground metal pipes
Inventor: FRATU AUREL
IPC: F17D5/06
Filed: 2008-06-04
Abstract: The invention relates to a method and system for detecting petroleum fluid leaks from underground metal pipes, meant to identify cracks in sections of the main pipe-lines produced by corrosion or aggressive actions. According to the invention, the method consists in detecting petroleum fluids leaked through cracks occurred in the wall of underground pipe-lines, based on the petroleum fluid property of absorbing electromagnetic energy radiated by an electric cable extended along the monitored pipe-line section. The system claimed by the invention comprises a radio signal generator (GSR) injecting radio-frequency test signals into an electric cable (1) placed along an underground metal pipe-line (2), and separated therefrom by a sand bed (3) wherein petroleum fluids leaked from the pipe-line are accumulated, an electric probe (g) making the galvanic connection between the underground metal pipe-line (2) that is electrically insulated relative to the ground and an above-ground potential tap (e) by which the electric voltage signals induced into the pipe-line are picked up , an amplifier (AMP) which amplifies the signals picked up by the probe (g), a band-pass filter (FTB) where the central frequency of the pass band is equal to the frequency of the test signals injected into the electric cable (1) and a millivoltmeter (mV) measuring the value of the voltage induced to the underground metal pipe-line.
Patent RS-53671-B1 (RS)
Inventor: WRAITH DAVID
IPC: C07K14/755
Filed: 2010-05-17
Abstract: Peptid, naznačen time što se sastoji od sekvence EDNIMVTFRNQASR.Prijava sadrži još 4 patentna zahteva.
Patent RS-54858-B1 (RS)
Inventor: BROOKS CARL
IPC: C07D498/00
Filed: 2012-06-15
Abstract: Jedinjenje Formule (I):naznačeno time, što suR1 je vodonik, C1-3alkil, CH2OH, CH2-O-CH3, CH2OCH2Ph, CH2CN, CN, halo ili C(0)OCH3;R2 je nezavisno vodonik, CN, CF3, halo, SO2C1-3alkil, C1-3alkil ili C=CH;R3 je vodonik, C1-2alkil, CF3 ili OH;R4 je vodonik, halo ili C1-3alkil;X je CR4 ili N;A je (CH2)n-Het; iliA je (CH2)n-(CRaRb)-(CH2)m-Het;Ra je vodonik ili C1-3alkil, pri čemu ovaj C1-3alkil može biti još supstituisan, sa jedan ili više halo;Rb je C1-3alkil;ili, Ra i Rb zajedno sa atomom ugljenika za koji su vezani, formiraju neku C3-6ciklolalkil grupu;ili, jedan ili više atoma ugljenika u ovoj C3-6ciklolalkil grupi, formiranoj sa Ra i Rb, može biti zamenjen sa kiseonikom, formirajući neku oksetan, tetrahidrofuril ili tetrahidropiranil grupu;ili, jedan ili više atoma ugljenika u ovoj C3-6ciklolalkil grupi, formiranoj sa Ra i Rb, može biti zamenjen sa azotom, formirajući neku pirolidinil ili piperidnil grupu;Het je:gde Het može biti supstituisan sa jednim, dva ili tri supstituenta koji se biraju između: halo, C1-5alkil, CN, CH2F, CHF2, CF3, C3-6cikloalkil, (CH2)n-O-C1-3alkil, (CH2)n-fenil, (CH2)n-piridil, pirimidinil, pirazinil, CH(CH3)-O-C1-3alkil, CH(OH)-C1-5alkil, C(CH3)2 - R5, C(O)N(CH3)P, N(C1-3alkil)p, NH2, C(O)NH2, oksetan, oksetan-CH3, tetrahidrofuril, tetrahidropiranil, morfolinil, ili pirazolil; pri čemu ovaj fenil, pirazolil i piridil supstituent na Het može biti još supstituisan sa jednim ili dva supstituenta koji se biraju između: halo, CN, OCH3, C1-3alkil ili CF3;a ovaj C1-5alkil i C3-6cikloalkil supstituent na Het može biti još supstituisan sa CN ili OH;R5 je CN, O-C1-4alkil, (CH2)m-OH, (CH2)p-O-C(O)-O-C1-5alkil, ili O-(CH2)p-O-R6;R6 je C1-4alkil ili P(O)2(CH3)2;n je nezavisno 0, 1 ili 2;m je nezavisno 0, 1 ili 2;p je nezavisno 1 ili 2; iy je1,2 ili 3;ili neka njegova farmaceutski prihvatljiva so.Prijava sadrži još 16 patentnih zahteva.
Patent SA-120420149-B1 (SA)
Inventor: ABDULAZIZ MOHAMMED AL-DAYEL
Filed: 2020-10-21
Abstract: تركيبة تتكون من جسيمات نانوية طبيعية لصبغ وعلاج الشعر لتعزيز اللون و تحسين مظهر الشعر تتكون من الميلانين أو\و الكيراتين أو\و مشتقاتها ( الايمبولافين والفيوميلامين و التولوين - 2،5 - ديامين سلفات ) تغلف وتوصل عن طريق نقل مواد قابلة للتحلل حيويا وغير ضارة والممثلة ب بوليمر PEG-PLA أو PLGA إلى بصيلة الشعر لتعزيز ثبات اللون و تحسين مظهر الشعر .يمكن استخدام هذه الجسيمات لتلوين الشعر والحفاظ على مظهر شعر صحي بإستخدام مواد طبيعية. تشتمل هذه الجسيمات النانوية المبتكرة على صبغة الميلانين الطبيعية واستخدام مركب الكيراتين بالإضافة الى البوليمرات القابلة للتحلل الحيوي ( PLGA or PEG-PLA) وتصنيعها بحجم يتراوح بين 150 نانوميتر الى 1000 نانومتر , هذه الجسيمات يمكنها تعزيز فوائد المكونات النشطة وتغليف بصيلات الشعر وجذعه وبالتالي تحسين الشعر وبقاء الصبغة لفترة طويلة وذلك بالإشارة لشكل رقم (1) .
Patent SA-515360683-B1 (SA)
Title: Prevention of Liquid Overflow from an Outside Liquid Storage Installation
Inventor: CLAUDE GALLET
Filed: 2015-06-25
Abstract: The invention relates to a device (11) for the prevention of liquid overflow from an outside installation comprising a storage tank (10) for said liquid and a liquid retaining means (12) arranged around said tank, said device comprising a plate element (111, 112, 113) to be arranged between the tank and the retaining means, said plate element defining an impact surface (131, 132, 133) hit by the liquid overflowing onto said plate in the event of a rupture of the tank and openings distributed over said surface and through said plate element in order to reduce the kinetic energy of the liquid. Fig. 1
Patent SA-515360820-B1 (SA)
Title: Drill BIT Desing
Inventor: LAURENCE MORTIMER
Filed: 2015-07-27
Abstract: A drill bit (10), for example of a fixed cutter type, comprises at least one structure, for example a blade, having first and second rows of cutters (35a-h) thereon. The first row is configured to achieve suitable performance when the drill bit drills in concentric mode. The second row of cutters is configured to improve the performance of the first row of cutters when the drill bit drills in eccentric mode. For example, the second row increases depth of cut and wear resistance in eccentric mode drilling. The drill bit may be mounted on a bent motor (120) used in directional drilling. Fig. 1
Patent SA-516371660-B1 (SA)
Inventor: ENZENHOFER MATTHIAS
Filed: 2016-08-11
Abstract: يتعلق الاختراع بتجميع وطريقة لمعالجة الماء الخام raw water (الماء غير المعالج). يتم تسخين الماء الخام على طرف التسخين من مضخة حرارة heat pump ويتم تبخيره جزئياً على الأقل إلى تيار هوائي. يتم في جهاز ملائم فصل جزء على الأقل من الماء الخام المبخر إلى التيار الهوائي. إضافة إلى ذلك، تُزوَّد مضخة الحرارة بالحرارة على جانب التبريد cooling side بواسطة ماء خام مسخن heated raw water لم يتم تبخيره إلى التيار الهوائي، وتملك مضخة الحرارة اقتران حراري thermal coupling في القطاع الأكثر برودة من طرف التبريد الخاص بها، من أجل تزويد التبريد للتطبيقات الخارجية. شكل 1
Patent SA-517380889-B1 (SA)
Title: Downhole Wireless Transfer System
Inventor: DEAN RICHARD MASSEY
Filed: 2017-02-12
Abstract: The present invention relates to a downhole wireless transfer system for transferring signals and/or power, comprising a production casing arranged in a borehole, defining an annulus therebetween, the production casing having an inner face and an outer face, a downhole tool comprising a first ultrasonic transceiver, a second ultrasonic transceiver connected to the outer face of the production casing, wherein the tool comprises a projectable means configured to bring the first ultrasonic transceiver in contact with the inner face of the production casing, so that signals and/or power can be transferred through the production casing via ultrasonic waves between the first and second ultrasonic transceivers. The present invention also relates to a method for wirelessly transferring signals and/or power in a downhole wireless transfer system according to the present invention. Fig 1.
Patent SA-518400146-B1 (SA)
Title: Column-Based Fully Scalable RaaV Manufacturing Process
Inventor: GUANG QU
Filed: 2018-09-30
Abstract: In accordance with the invention, provided herein are methods for purifying recombinant adeno-associated (rAAV) vector particles. Fig 3.
Patent SA-519401700-B1 (SA)
Title: Use of Wavelet Cross-Correlation for Virtual Source Denoising
Inventor: WEICHANG LI
Filed: 2019-05-01
Abstract: Seismic shot gather data is received from a computer data store for processing. The received seismic shot gather data is separated into downgoing and upgoing wavefields, a time-frequency-wavenumber (t-f-k) three-dimensional (3D) data cube comprising multiple time-frequency (t-f) slices is formed. The downgoing wavefields are wavelet transformed from a time (t) domain to a t-f domain and the upgoing wavefields are wavelet transformed from the t domain to the t-f domain. A wavelet cross-correlation is performed between the downgoing wavefields in the t-f domain and the upgoing wavefields in a t-f-k domain to generate wavelet cross-correlated data. Soft-threshold filtering if performed for each t-f slice of the t-f-k 3D data cube. An inverse wavelet transform is performed to bring wavelet cross-correlated data from the t-f-k domain to a time-receiver (t-x) domain. All seismic shots of the received seismic shot gather data are looped over and the wavelet cross-correlated data is stac
Patent SA-519402408-B1 (SA)
Inventor: ENGELBRECHT ANDREAS
Filed: 2019-08-06
Abstract: يتعلق الاختراع الحالي بخفض استهلاك الطاقة في عمليات التحليل الكهربي electrolysis processes. ويقترح لهذا الغرض عملية تحليل كهربي حيث بها يتم تطبيق ڤولطية نبضية pulsed voltage بين أنود anode وكاثود cathode، ويتم قياس جهد دائرة مفتوحة open circuit potential (OCP) المطبقة حالياً (ڤولطية دائرة مفتوحة open circuit voltage) حيث يكون الكاثود في حالة مفصولة عن الطاقة بالنسبة لنظام مرجعي بشكل متكرر أو يتم تحديد شكل جهد دائرة مفتوحة. يتم تنفيذ التحكم بالدائرة المغلقة closed-loop control للڤولطية النبضية أو بالتيار النبضي pulsed current بين الأنود والكاثود بطريقة حيث يكون لجهد تشغيل الكاثود في الحالة المتصلة بالطاقة بالنسبة للنظام المرجعي شكل محدد (PF) يتعلق بجهد دائرة مفتوحة الحالية الخاصة أو شكل جهد دائرة مفتوحة المحدد. يكون بالشكل المحدد (PF) جزء على الأقل (tk) بمستوى كاثودي cathodic level وجزء على الأقل (ta) بمستوى أنودي anodic level. شكل2
Patent SA-519402540-B1 (SA)
Title: Rolling mill for rolling hollow or, in all cases, concave rod-shaped bodies
Inventor: ANGELO D'ALESSANDRO
Filed: 2019-08-26
Abstract: A rolling mill for rolling hollow or, in all cases, concave rod-shaped bodies, in particular tubes, in particular seamless tubes, said rolling mill comprising a rolling section (10) with a plurality of mill stands and/or rolling dies (11) arranged in succession to define a rolling axis Y, said rolling mill further comprising moving means for moving a mandrel (20) and a tubular blank (21) fitted onto an end portion (22) of said mandrel (20) along said rolling axis and through said mill stands or rolling dies (11) in succession; wherein said moving means are structured so as to move said mandrel (20) and said blank (21) along said rolling axis Y and through said mill stands or rolling dies (11) in succession by applying a traction on said mandrel. Fig 1.
Patent SA-519410075-B1 (SA)
Title: Inorganic Foam based on Geopolymers
Inventor: ALBRECHT GERHARD
Filed: 2019-09-08
Abstract: The present invention relates to a process for preparing a particle-stabilized inorganic foam based on geopolymers, to a particle-stabilized inorganic foam based on geopolymers, to a cellular material obtainable by hardening and optionally drying the particle-stabilized inorganic foam based on geopolymers, and to a composition for preparing an inorganic foam formulation for providing a particle-stabilized inorganic foam based on geopolymers.
Patent SA-520412183-B1 (SA)
Title: Process Integration for Natural Gas Liquid Recovery
Inventor: AKRAM HAMED MOHAMED KAMEL
Filed: 2020-06-11
Abstract: This specification disclosure relates to operating industrial facilities, for example, crude oil refining facilities or other industrial facilities that include operating plants that process natural gas or recover natural gas liquids. This disclosure describes technologies relating to process integration of a natural gas liquid recovery system and an associated refrigeration system. A cold box including a plate-fin heat exchanger is configured to transfer heat from multiple hot fluids in the natural gas liquid recovery system to multiple cold fluids in the natural gas liquid recovery system. The natural gas liquid recovery system includes a refrigeration system configured to receive heat through the cold box. The refrigeration system includes a primary refrigerant loop in fluid communication with the cold box. The primary refrigerant loop includes a primary refrigerant that includes a mixture of hydrocarbons.