baber/WOPTO huggingface dataset:
Patent KR-930005741-B1 (KR)
Title: Dram cell having a tunnelled capacitor and method of fabricating therefor
Inventor: NO BYONG-HYOK
IPC: H01L27/10
Filed: 1990-11-01
Granted: 1993-06-24
Abstract: The method comprises (a) forming field oxide (1) on substrate (30), (b) etching back oxide (1) to form a  1st  spacer  (6),  (c) forming local connection layer (7) of thin film, (d)  coating  the layer (7) with insulation film (8) to  smoothe  the  surface,  (e) forming patterns for (7) and (8), (f) forming  oxide  on  patterns and etching back oxide to form a 2nd spacer  (9),  (g)  laminating oxide on bit line (10) and oxide pattern (11) for bit line capping and etching back oxide to form a 3rd spacer (12),  while  exposing the layer (7), (h) laminating polysilicon  to  form  storage  poly (13) and patterning, (i) forming capacitor dielectric film (14) on (13), and  (j)  laminating  polysilicon  on  (14)  to  form  plate electrode (15).
Patent KR-940004650-B1 (KR)
Inventor: WILLIS KENNETH F
IPC: F42C15/44
Filed: 1990-12-20
Granted: 1994-05-27
Abstract: 내용 없음.
Patent KR-930011808-B1 (KR)
Title: Relay circuit of microwave oven
Inventor: KIM SONG-HUN
IPC: H05B6/66
Filed: 1990-12-24
Granted: 1993-12-21
Abstract: This circuit uses a micro processor and a  latch  to  control several relays effectively. This  system  comprises  an  operation guarantee means which connects to the central arithmetic  unit,  a data latch section which transfers series data to parallel data, a relay connecting section, a  relay  section  (15)  which  posseses several relays for the operation of the  subjected  relays  and  a microprocessor (60).
Patent KR-0133656-B1 (KR)
Inventor: TSUYOSHI OHKUBO
IPC: C08G18/75
Filed: 1990-12-27
Granted: 1998-04-23
Abstract: 본 발명은 폴리티올 화합물 및 이로부터의 광학 재료에 관한 것이다. 광학 재료의 생산에 사용되는 폴리티올 화합물은 굴절률 및 아배수를 증가시키는 견고한 1,4-디티안고리를 가지고 있기 때문에, 광학 재료에 고내열성 및 우수한 광학적 물성 뿐만 아니라 우수한 기계적 물성도 부여한다.
Patent KR-960012740-B1 (KR)
Inventor: KAWASHIMA ICHIRO
IPC: F25C3/04
Filed: 1991-02-08
Granted: 1996-09-24
Abstract: 요약없음.
Patent KR-940005986-B1 (KR)
Inventor: KUBO KEISHI
IPC: G01B11/00
Filed: 1991-03-07
Granted: 1994-06-30
Abstract: 내용 없음.
Patent KR-950000942-B1 (KR)
Title: Cover locking apparatus for boiling washer
Inventor: MUN KYONG-HO
IPC: D06F37/42
Filed: 1991-10-21
Granted: 1995-02-06
Abstract: The device for preventing heat-loss of boiled water or dangerous burn injury in boiling process, detects the open state and stops the boiling operation if the cover is open. The boiling type washing machine having a casing, a washing tank, a cover mounted at the casing, a micro processor, comprises an open state detector (5) for detecting the opening of the cover connected with the input side of the micro computer; a micro computer for controlling the boiling step. If the cover is open, the boiling operation is stopped and if the cover is closed, after boiling and dehydrating steps are finished, the cover may be opened.
Patent KR-970002253-B1 (KR)
Title: MICROORGANISM PRODUCING 5óÑ-GUANYL ACID
Inventor: HAN JONG-KWON
IPC: C12N1/20
Filed: 1991-10-31
Granted: 1997-02-26
Abstract: The microorganism (KFCC 10011) producing 5'-guanylic acid is claimed. This microorganism (KFCC 10011) which belongs to a variant of Brevibacterium ammoniagenes comprise the enhanced activity of XMP aminase for converting 5'-xanthylic acid to guanylic acid and the character of the susceptibility to surfactant added therein.
Patent KR-940006816-B1 (KR)
Title: Circuit for enhancement of processing speed for plc system
Inventor: PARK YONG-UN
IPC: G06F9/00
Filed: 1991-11-28
Granted: 1994-07-28
Abstract: The circuit improves the processing speed of the programmable logic controller (PLC) through elimination of the data read, operation, and write instructions if the same results could be predicted. The circuit comprises; a user program memory (1) storing the user program; a program counter (2) indicating the next instruction's position; an address generation unit (5) indicating the data position which is necessary to perform the operation; and a clock generator outputting the control signal outputting the command signal which cancels the data read and write operations if the operation result is the same as the operation register's content.
Patent KR-940010243-B1 (KR)
Title: Comb filter for color tv receiver
Inventor: HONG SONG-HUN
IPC: H04N9/78
Filed: 1991-12-28
Granted: 1994-10-22
Abstract: The circuit consists of the first and second delay units (12)(13) which filter an input composite video signal and delay one-line and two-line respectively, the first and second adders which add the filtered signal, the one-line delayed signal, and the two-line delayed signal, the first and second half amplifiers which amplifie half of the filtered signal and the two-line delayed signal, the third and fourth adders which add the first and second half-amplified signals and the one-line delayed signal, a multiplexer which gets the half-amplified fourth added signal and 180 deg.C phase-shifted signal of that, the first and second absolute value generators which make the first and second added signal become an absolute value, a comparator which controls the output of the multiplexer, the fifth adder which obtains a color signal with no interference.
Patent KR-950006491-B1 (KR)
Title: Making method of vertical type transistor
Inventor: BAE BYONG-SONG
IPC: H01L21/336
Filed: 1992-02-18
Granted: 1995-06-15
Abstract: The method includes the steps of forming active layers (21,22,23) with a vertical structure on a glass substrate (200), forming a photosensitive film (24) thereonto to pattern the predetermined portion of active layer to dry-etch the active layer, anodic-oxidizing the etched area of the active layer to form an anodic oxidation insulating layer (25), removing the photosensitive film to form an insulating pattern (26), and forming a gate metal pattern (27), thereby forming a emiconductor layer (22) between a source metal layer (21) and a drain metal layer (23) to simplify the process.
Patent KR-950000047-B1 (KR)
Title: Pianet precession gear
Inventor: SO DON-SHIK
IPC: F16H25/00
Filed: 1992-02-20
Granted: 1995-01-07
Abstract: The precession gear box for use in a machine tool, a hoist, a manipulator and so on, prevents a counter rotation of a rotary machine, without an efficiency loss caused by a friction force, a sliding or a lost motion. The apparatus comprises the precession including a main body (1), a carrier (2), and two rings (4,5) with inner teeth; a first center gear wheel (6), connected tightly to the main body (1), having outer teeth geared with a first gear ring (4); a second center gear wheel (7), connected tightly to a driven shaft (8), having outer teeth geared with a second gear ring (5).
Patent KR-940008459-B1 (KR)
Title: Method of manufacturing electro-magnetic steel plate
Inventor: KIM JONG-KU
IPC: C21D8/12
Filed: 1992-04-08
Granted: 1994-09-15
Abstract: The method manufactures anisotropic silicone steel plate (I) of low iron loss by subdividing a magnetic domain through introducing regular strain on surface of the plate (I). The method for introducing regular strain has A) a mechanical method introducing 20-50 % of strain by scribing, B) a laser method introducing 50-80 % of strain by irradiating laser after paint coating on the scribed surface.
Patent KR-100246687-B1 (KR)
Inventor: CAMERON JANET MARY
IPC: A61K45/06
Filed: 1992-05-15
Granted: 2000-04-01
Abstract: 본 발명은 일반식(Ⅰ)의 화합물 또는 제약상 허용되는 그의 유도체 및 HIV 복제 억제제로 이루어진 조성물, 그의 약제 및 HIV 감염증의 치료에 있어서의 그의 용도에 관한 것이다.
Patent KR-960004708-B1 (KR)
Title: Frame synchronization detection method and its circuit of demux of data transmission system
Inventor: KIM JIN-HONG
IPC: H04J3/06
Filed: 1992-05-23
Granted: 1996-04-12
Abstract: The parallel frame synchronous detection is adopted to detect the synchronous signal to reduce time necessary to detect the synchronous signal. The circuit comprises D-flipflops(DF11-DF13) for latching and shifting data transmitted through data input stage according to the clock signal, a counter(CNT) for dividing frequency of a clock signal, D-flipflops(DF14-DF16) for latching output signal of the D-flipflops(DF11-DF13) and for outputting the latched signal by 3bit units, D-flipflops(U50-U63) for shifting output signal of the D-flipflops(DF14-DF16) by 4bits, and AND gates(AN1-AN10) and NAND gates(U64-U66) for operating output signal of the D-flipflops(U50-U63).
Patent KR-0162581-B1 (KR)
Inventor: JANG SI-HO
IPC: H03G3/00
Filed: 1992-07-16
Granted: 1999-03-20
Abstract: 좌,우측 채널신호(AL,AR)를 증촉하는 2개의 증폭기와, 헤드폰잭의 삽입 유무에 따라 상기의 증폭된 신호를 좌,우측 내부스피커 및 외부스피커로 출력하기 위한 스위치를 구비한 음향출력자동 제어장치가 기술되는 바, 이는 외부스피커잭의 삽입 유무를 검출하여 버스콘트롤 신호를 발생하기 위한 마이크로 프로세서와; 상기의 콘트롤신호를 입력받아 좌,우측 채널신호의 레벨을 제어하되, 스피커잭의 삽입시에는 좌,우측 채널신호의 레벨을 약 30%정도 감소시키고, 스피커잭이 삽입되지 않았을 경우에는 정상적인 좌,우측 채널신호를 출력시키기위한 음향처리기로 구성시켜서 된 것이다. 또한, 음향처리기는 스피커잭의 삽입시에는 좌,우측 채널신호의 레벨을 약 2배정도 증가시키고, 스피커잭이 삽입되지 않았을 경우에는 정상적인 좌,우측 채널신호를 출력할 수 있다.
Patent KR-950007521-B1 (KR)
Title: Siroco fan
Inventor: PARK IN-CHOL
IPC: F04D29/30
Filed: 1992-08-14
Granted: 1995-07-11
Abstract: a sirocco fan body; a single wing and camber line which are formed on the fan body and satisfy the equations and, wherein the vertical thickness distribution about the tangent line at any point of the camber line satisfies the equation. In and, yc is a y coordinate of the camber line, m is a maximum vertical coordinate of the camber line, p is a site on the chord of the maximum vertical coordinate, and x is a horizontal coordinate on the chord. In, yt is a vertical thickness coordinate with respective to the tangent line at the site of -x, and t is a maximum thickness.
Patent KR-950000372-B1 (KR)
Title: Method of assembling stringer adapted to side wall and roof of thermal insulation container
Inventor: JONG HAN-KI
IPC: B65D90/08
Filed: 1992-10-21
Granted: 1995-01-16
Abstract: Gaps between outside panels and inside panels of a container are filled with polyurethan material for insulation. Unit volumes formed by stringers are fixed in the gaps, so that density of the material is maintained constant. A jointed stringer comprises a 'I' type supporting part (7) and an upper rail (6) having a groove (6b) to insert the supporting part to the upper part not to leak the insulation material.
Patent KR-950007646-B1 (KR)
Title: Method of isotropic etching in polysilicon layer
Inventor: PARK HAE-SONG
IPC: G03F7/26
Filed: 1992-12-30
Granted: 1995-07-13
Abstract: The method includes the steps of depositing a polysilicon layer (2) on a lower layer (1), implanting inert gas ions into the polysilicon layer (2) using an ion implanter, forming a photoresist film pattern (3) on the polysilicon layer (2), and etching the exposed polysilicon layer using an inclined-etching method to forma polysilicon pattern with an inclined surface (2A) at the side wall portions, thereby improving the step coverage with a good reproductibility.
Patent KR-100202430-B1 (KR)
Inventor: SEIFERT KEITH L
IPC: F02B75/02
Filed: 1992-12-07
Granted: 1999-06-15
Abstract: 본 발명은 플라스틱으로 결정형 플라스틱의 내측 몸체와 비결정형 플라스틱의 외측 표면층을 지니게 성형되는 플라스틱 부분품에 관한 것이다. 비 결정성 표면층은 적어도 초기 길들임 기간동안 마찰 부하를 견뎌낸다. 일 실시예에서, 비결정형 표면은 정상보다 높은 플라스틱 용융 온도 및/또는 낮은 성형 온도를 사용하여 형성된다. 또 다른 실시예에서, 중간 부분품은 결정형 중간 부분품으로서 성형되고 표면층은 마지막 부분품 위에 비결정형 표면층을 형성하도록 가열되어 냉각된다. 베어링 케이지는 플라스틱 용융물을 바들의 단부들에 연결된 레일들 상에 소망하는 결정형 층의 공식화가 허용되도록 베어링 케이지의 단일 바 단부들 중간의 단일 유치에서 사출함으로써 성형된다.
Patent KR-100251604-B1 (KR)
Inventor: SATO HIROAKI
IPC: C07D471/08
Filed: 1993-01-29
Granted: 2000-09-01
Abstract: 하기 일반식(I)의 디아자비사이클로 유도체 또는 이의 산 부가염 또는 4급 암모늄염. 
     
       
     
     상기식에서, R 1 은 수소원자, 저급알킬기, 저급 알케닐기, 저급 알키닐기 등이며, R 2 는 수소원자 또는 저급 알킬기이며, R 3 및 R 4 는 동일하거나 상이한 수소원자, 저급 알킬, 저급 알케닐, 아실 등이다. 
     본 화합물은 5-HT 3 수용체에서 5-HT에 대한 선택적 길항제로서 유용하다.
Patent KR-950003378-B1 (KR)
Title: Control device of cooker
Inventor: MORIKUCHI SEIJI
IPC: G05D23/19
Filed: 1993-02-24
Granted: 1995-04-12
Abstract: The device comprises a temperature sensor connected with a cooking vessel, a heating control device following a temperature sensor, an equilibrium detecting device to detect the equilibrium state of the water in the cooking vessel and a timer to check the time taken from the equilibrium temperature to a fixed temperature. The standard temperature to control heating can be calculated from the checked time.
Patent KR-0139181-B1 (KR)
Inventor: HWANG DUK-WON
IPC: H04N5/04
Filed: 1993-04-03
Granted: 1998-05-15
Abstract: 본 발명은 비데오테이프레코더의 영상신호처리장치에 있어서 동기신호를 분리하는 장치에 관한 것으로, 특히 입력영상신호로부터 동기신호에 해당하는 대역의 디지탈 마스킹신호를 추출하고, 입력영상신호를 복조한 신호를 소정의 기준동기레벨과 비교하여 출력한 신호를 마스킹부에서 마스킹신호가 유효한 부분의 동기신호만을 분리해냄으로써, 보다 정확한 영상신호처리를 하기 위한 동기신호 분리장치에 관한 것이다.
Patent KR-100252608-B1 (KR)
Inventor: WAMPRECHT CHRISTIAN DR
IPC: C09D175/06
Filed: 1993-05-25
Granted: 2000-04-15
Abstract: 본 발명은 80 내지 250의 히드록실가를 가지며, a) i) 탄소 원자수 2 이상의 2가 지방족 알코올(네오펜틸 글리콜은 제외) 1종 이상 10 내지 50몰%, ii) 탄소원자수 3 이상의 3가 또는 그 이상의 고관능성 지방족 알코올 1종 이상 5 내지 40몰%, iii) 시클로지방족 디올 1종 이상 10내지 40몰% 및 iv) 네오펜틸 글리콜 10 내지 60몰%를 함유하는 폴리올 성분 52 내지 60몰% 및 b) v) 탄소 원자수 2 이상의 포화 지방족 이카르복실산 또는 그의 무수물 1종 이상 0 내지 49.9 몰% 및 vi) 탄소 원자수 4 이상의 포화 지방족 이카르복실산 또는 그의 무수물 1종 이상 50.1 내지 100몰%를 함유하는 이카르복실산 성분 40 내지 48몰% [여기서, a) 및 b) i) 내지 iv) 및 v) 내지 vi)의 백분률의 합은 100을 넘지 않음]의 반응 생성물로 이루어지는 폴리에스테르 폴리올에 관한 것이다. 
     또한, 본 발명은 폴리이소시아네이트 성분 및 폴리히드록실 성분을 함유하는 2액형 폴리우레탄 코팅 조성물 및 플라스틱 성형품 상에 코팅시키기 위한 이들의 용도에 관한 것이며, 여기서 폴리올 성분의 적어도 일부는 본 발명에 따른 폴리에스테르 폴리올을 함유한다.
Patent KR-960006896-B1 (KR)
Title: Low frequency vibration washing machine and the operating method
Inventor: KIM JUNG-CHOL
IPC: D06F33/02
Filed: 1993-06-04
Granted: 1996-05-25
Abstract: The low frequency vibration washing machine comprises a disc(2) to vibrate the water in the washing tank(1), a vibration driving shaft(3) and a vibrator(4) to drive the disc(2), a driver(5) to drive the vibrator(4), a level sensing unit(6) to detect the water level of the tank(1), and a driving current control unit(7) to control a vibrator driving current according to the signal from the sensing unit(6).
Patent KR-950000475-B1 (KR)
Title: Waterproof fabric making method
Inventor: AN BYONG-HUN
IPC: D03D15/00
Filed: 1993-06-12
Granted: 1995-01-20
Abstract: The complex fiber of polyester-polyamide of partition type having the boiling shrinkage percentage of 8-12% and after-partitioned finesses of 0.1-0.2 denier is mixed with 30-60 wt.% of polyester of the high boiling shrinkage percentage of 18-32% to produce a mixed yarn to be used as weft. A warp yarn uses polyester of the monofilament fineness of 10-20 denier. The portion of warp yarn of the woven cloth is 15-40 wt.%. The woven raw cloth is partioned and is treated by a water repellent process.
Patent KR-0132034-B1 (KR)
Inventor: SUGITA TATSUYA
IPC: F04C23/02
Filed: 1993-08-27
Granted: 1998-04-20
Abstract: 주축(5b)와 주베어링(3a)의 상대 경사각이 크므로, 충분한  부하 용량이 발생하지 않으며, 입력의 증가,  축의 마모진행, 축의 가열이 발생하는 것을 방지한다. 구성 주축(5b)의 원통면과 회전자축(5d)의  원통면에 대해서 부축(5c)의 원통면을 편심시키고 편심량을 1/10000  편심량 / 베어링 간격  20/10000 으로 하고 또한 편심 방향을 크랭크부(5a)가 가스 압축 하중을 받는 방향에 대해서 상부  발란스 웨이트(8)의 원심방향에 0°∼ 40°로 하고, 가스 압축부하와 상부 발란스 웨이트(8)에 의한 원심하중에 의해서 발생하는 경사각과 반대의 초기상대 경사각을 주축(5b)에 부가한다. 효과 암축기 운전시에 부하 휨각과 초기 휨각이 서로 지원하면서, 주베어링(3a)과 주축(5b)을 평행으로 하고, 입력을 감소시키고, 축의 마모를 줄이고, 축이 가열되는 것을 억제한다.
Patent KR-0120543-B1 (KR)
Title: Position calibration method of multiple robot
Inventor: CHO JUNG-HO
IPC: B25J9/16
Filed: 1993-10-20
Granted: 1997-10-23
Abstract: Using an algorithm to carry out location compensation it moves a multi-axis robot repeatedly to the same correct position. On a joint frame of reference by teaching three points(600), the movement is calculated by supervisory control board(502), delivered to 1 location and 1 driver board(526,538) and coordinates of the three points are saved in memory(504). Using the saved value in memory(602) set up the equation of a circle including the three points and saved central coordinates and radius. From memory(504) read saved central coordinates of circle(608), set up and save transformation matrix(T1,T2)(700) between standard coordinates and central coordinates, and get compensation value between two robots.
Patent KR-970009339-B1 (KR)
Title: Tpa from scolopendra subepinpes multilans and its purification method
Inventor: KIM KI-YONG
IPC: C12N9/04
Filed: 1993-12-06
Granted: 1997-06-10
Abstract: Thrombolysis enzyme is separated from scolopendra subepinipes multilans system. The molecular weight of the above thrombolysis enzyme is determined as about 50,000 by SDS-polyacylamide gel electrophoresis or HPLC gel filter chromatography respectively. The order of N-terminal amino acid is Asp-Val-Leu-Asp-Glu-Ala-Glu-Pro-Glu-X-Pro-Glu-X-Pro-Asp.
Patent KR-960007776-B1 (KR)
Title: Precious metal coating accessories of plating a corrosion resistant copper alloy on first stage
Inventor: JUNG JOO-YOUNG
IPC: C25D3/50
Filed: 1993-12-15
Granted: 1996-06-12
Abstract: This accessories provide a combination of good brilliant colored surface and corrosion resistance, and prevents metal allergy being caused by nickel. The accessories coated with white precious metal are produced by the processes of (a) the primary coating of copper-tin alloy(5) containing 30 to 60wt.% tin in the thickness of over 0.5 Pm, and (b) the final coating of nickel-free palladium(3) to 0.1 to 5 Pm, and/or (c) the coating of nickel-free gold(6) to 0.1 to 5 Pm on the palladium coating layer. Or the accessories are produced by the processes of (a) the primary coating of copper-tin alloy having the same conditions as mentioned above, and (c) the final coating of nickel-free gold to 0.1 to 5 Pm. This method is used for watch case(1), spectacles, and necklace etc.
Patent KR-960013272-B1 (KR)
Title: Electronic directory system
Inventor: YUN MYUNG-SANG
IPC: H04M3/22
Filed: 1993-12-29
Granted: 1996-10-02
Abstract: The electronic directory system(EDS) features to easily access the present phone number, advertisement information, and value-added service in character or an image through the PSTN or Packet network. The EDS includes a communication processing tool with the virtual terminal multiplexing facility installed; a service inspection unit with the data base for the request; a data base management unit connected to the service inspection unit through LAN; a phone number directory system available for daily modification data if any; and a daily modification data processing center connected to the phone number directory system.
Patent KR-960005711-B1 (KR)
Title: Temperature control method of welding point
Inventor: CHOE KWANG
IPC: B23K31/12
Filed: 1993-12-29
Granted: 1996-05-01
Abstract: This method provides a soundness of weld zone from a metallurgical point of view at the multilayer welding of extra-thick steel plate, and prevents weld crack at weld zone. Temperature controlling method consists of the following steps: (1) perceiving of temperature on the upper and lower sides of weld zone by the temperature sensor using calculating equation about temperature distribution(T-To) of three dimensional weld zone (here, T; the temperature of weld zone, To; the temperature of plate before welding, and in figure, E and F; respectively the temperature sensor of the upper plate and lower plate); (2) maintaining of designated interlayer temperature; (3) perceiving of the welding number of each interlayer; (4) storing and comparing of the maximum temperatures of initial layer at multilayer welding and continuous welding; and (5) finishing of welding process at the same maximum temperature as the maximum temperature of lower side at initial layer.
Patent KR-100212110-B1 (KR)
Title: Alkylidene analogs of 1'-aminospiro[isoquinoline-4(1h),3'-pyrrolidine]-1,2',3,5'(2h)-tetrones useful as aldose reductase inhibitors
Inventor: MALAMAS MICHAEL SOTIRIOS
IPC: A61P43/00
Filed: 1991-10-10
Granted: 1999-08-02
Abstract: This invention relates to alkylidene analogs of 1'-aminospiro[isoquinoline-4(1H),3'-pyrrolidine]-1,2',3,5'(2H)-tetrones, represented by formula (I):    <IMAGE>  (I)  to processes for the preparation, to methods for using the compounds, and to pharmaceutical preparations thereof. The compounds have pharmaceutical properties which render them beneficial for the prevention or treatment of diabetes mellitus associated complications.
Patent RO-118904-B1 (RO)
Title: Device for testing rollers
Inventor: VÂLCULESCU N IOAN
IPC: G01M13/02
Filed: 2001-04-12
Abstract: The invention relates to a device for testing rollers comprised by rubber-belt conveyors used in various industrial branches, particularly in the mining industry. The device for checking rollers comprises a support (A) provided with hand grips, a variable speed drilling machine (B), inside the mandrel of the machine there being mounted a washer (C) for driving the roller to be tested, an electronic unit (D) provided with measuring unit, microprocessor and keeboard, a screw (E) for adjusting the drilling machine speed and a cable (F) for the electric power supply. Using cumulatively the measurements of the electric power, operation time and speed of the roller to be tested, and the roller technical characteristics, the electronic unit (D) computes and displays the following quality indicators: resistance force to rotation at the level of the contact diameter and the friction coefficeint in bearings.
Patent RO-119758-B1 (RO)
Title: Semiconductor power rectifier with digital control
Inventor: POT RNICHE ION
IPC: H02P9/04
Filed: 2002-12-24
Abstract: The invention relates to a digital control semiconductor power rectifiers for power conversion from three-phase alternating current into continuous current. According to the invention, the rectifiers use a microcontroller wherein a digital control system is implemented. The generation of pulses for controlling the thyristors is based on predetermined control sequences in a RAM memory (20), grouped on angle intervals. The voltage and the current regulators (7 and 13) are implemented as software in the microcontroller and process the voltage and current information measured by the transducers (4 and 11), which represent the reaction quantities for both regulators.
Patent RO-121392-B1 (RO)
Title: Base plate for turbines and equipment for generating electrical power
Inventor: THAN TRONG LONG
IPC: C08J5/16
Filed: 2002-05-21
Abstract: The invention relates to a base plate used for installing a steam turbine and to an equipment for generating electrical power, which uses said base plate. The base plate (20) comprises a body (20a) of the base plate, made up of a metal material disposed on the side supporting the turbine and a sliding member (20b) made of a self-lubricating material formed on the surface of the body base plate (20) on the side of the gland pad (10).
Patent RO-121315-B1 (RO)
Title: Multipurpose cup
Inventor: VELICOGLO DUMITRU VIRGIL
IPC: A47J41/00
Filed: 2004-08-06
Abstract: The present invention relates to a multipurpose cup that can be simultaneously used for several purposes or may simultaneously have more functionalities, destinations that have no connection between them. According to the invention, the cup is provided with a compartment (a) for the liquid and a lateral handle (b), one of the external walls being provided with a thickened portion, accommodating therein one or more longitudinal cylindrical pockets or channels (c) of diameter and length conjugated to the ones of a normal cigarette, and that are closed or partially closed on their generatrix (e), and another outer wall is provided with a small compartment (g) closed to the lower side, having a size suitable to store therein the cigarette ashes resulting from smoking as well as the unburnt cigarette residue, the longitudinal cylindrical pockets or channels (c) being arranged in the vertical plane of the cup wall or are inclined relative to this plane by an angle alpha, and the bottom of said channel or pocket (c) is provided with an opening (e').