ES535989A0 - Dispositivo desrecalentador de tobera multiple para enfriar un fluido tal como vapor y mantener su temperatura en un nivel de trabajo optimo - Google Patents
Dispositivo desrecalentador de tobera multiple para enfriar un fluido tal como vapor y mantener su temperatura en un nivel de trabajo optimoInfo
- Publication number
- ES535989A0 ES535989A0 ES535989A ES535989A ES535989A0 ES 535989 A0 ES535989 A0 ES 535989A0 ES 535989 A ES535989 A ES 535989A ES 535989 A ES535989 A ES 535989A ES 535989 A0 ES535989 A0 ES 535989A0
- Authority
- ES
- Spain
- Prior art keywords
- deheating
- vapor
- maintaining
- cooling
- fluid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
- B05B1/3026—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the controlling element being a gate valve, a sliding valve or a cock
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/83—Forming a predetermined ratio of the substances to be mixed by controlling the ratio of two or more flows, e.g. using flow sensing or flow controlling devices
- B01F35/833—Flow control by valves, e.g. opening intermittently
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
- B01F25/3133—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit characterised by the specific design of the injector
- B01F25/31331—Perforated, multi-opening, with a plurality of holes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
- B01F35/718051—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings being adjustable
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22G—SUPERHEATING OF STEAM
- F22G5/00—Controlling superheat temperature
- F22G5/12—Controlling superheat temperature by attemperating the superheated steam, e.g. by injected water sprays
- F22G5/123—Water injection apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/21—Mixing gases with liquids by introducing liquids into gaseous media
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S261/00—Gas and liquid contact apparatus
- Y10S261/13—Desuperheaters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/87571—Multiple inlet with single outlet
- Y10T137/87652—With means to promote mixing or combining of plural fluids
- Y10T137/8766—With selectively operated flow control means
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Nozzles (AREA)
- Sliding Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/433,505 US4442047A (en) | 1982-10-08 | 1982-10-08 | Multi-nozzle spray desuperheater |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8506881A1 ES8506881A1 (es) | 1985-08-01 |
ES535989A0 true ES535989A0 (es) | 1985-08-01 |
Family
ID=23720374
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES525711A Granted ES525711A0 (es) | 1982-10-08 | 1983-09-19 | Dispositivo desrecalentador de tobera multiple para enfriar un fluido tal como vapor y mantener su temperatura en un nivel de trabajo optimo. |
ES535989A Granted ES535989A0 (es) | 1982-10-08 | 1984-09-17 | Dispositivo desrecalentador de tobera multiple para enfriar un fluido tal como vapor y mantener su temperatura en un nivel de trabajo optimo |
ES535988A Expired ES8506880A1 (es) | 1982-10-08 | 1984-09-17 | Dispositivo desrecalentador de tobera multiple para enfriar un fluido tal como vapor y mantener su temperatura en un nivel de trabajo optimo |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES525711A Granted ES525711A0 (es) | 1982-10-08 | 1983-09-19 | Dispositivo desrecalentador de tobera multiple para enfriar un fluido tal como vapor y mantener su temperatura en un nivel de trabajo optimo. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES535988A Expired ES8506880A1 (es) | 1982-10-08 | 1984-09-17 | Dispositivo desrecalentador de tobera multiple para enfriar un fluido tal como vapor y mantener su temperatura en un nivel de trabajo optimo |
Country Status (6)
Country | Link |
---|---|
US (1) | US4442047A (es) |
JP (1) | JPS5966602A (es) |
CA (1) | CA1210422A (es) |
ES (3) | ES525711A0 (es) |
FR (1) | FR2534352B1 (es) |
GB (1) | GB2128505B (es) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3304523A1 (de) * | 1983-02-10 | 1984-08-16 | Holter Regelarmaturen Gmbh & Co Kg, 4815 Schloss Holte-Stukenbrock | Dampfumformventil |
US4688589A (en) * | 1986-05-15 | 1987-08-25 | Atlantic Richfield Company | Pipeline injector apparatus and method for using same |
US4909445A (en) * | 1987-08-24 | 1990-03-20 | Steam Systems And Service Incorporated | Desuperheat flow nozzle |
US4828767A (en) * | 1988-09-01 | 1989-05-09 | Atlantic Richfield Company | Method and system for installing steam desuperheaters |
US4880447A (en) * | 1988-11-22 | 1989-11-14 | Naylor Industrial Services, Inc. | Method and apparatus for steam flow venting incorporating air educting means |
US5041246A (en) * | 1990-03-26 | 1991-08-20 | The Babcock & Wilcox Company | Two stage variable annulus spray attemperator method and apparatus |
US5304327A (en) * | 1992-07-13 | 1994-04-19 | Welker Engineering, Inc. | Mercaptan injection apparatus for use with a pipeline |
DE4305116A1 (de) * | 1993-02-03 | 1994-08-04 | Holter Gmbh & Co | Einspritzkühler |
DE4304972C2 (de) * | 1993-02-18 | 1996-12-05 | Holter Gmbh & Co | Dampfumformventil |
NL194346C (nl) * | 1993-06-29 | 2002-01-04 | Narvik Valves B V | Inspuitkoelsysteem, in het bijzonder voor het koelen van door een buisleiding stromende oververhitte stoom. |
US5607626A (en) * | 1995-08-18 | 1997-03-04 | Copes-Vulcan, Inc. | Spring assisted multi-nozzle desuperheater |
US5743638A (en) * | 1996-07-30 | 1998-04-28 | Q-Jet, Dsi | Dual control mixing jet cooker |
EP0856127B1 (en) * | 1996-08-22 | 2001-12-12 | General Signal Corporation | Spring assisted multi-nozzle desuperheater |
DE19830244C2 (de) * | 1998-07-07 | 2000-05-18 | Holter Gmbh & Co | Einspritzkühler zur Temperaturregelung von überhitztem Dampf |
US6247839B1 (en) * | 1999-06-17 | 2001-06-19 | Milliken & Company | Valve disposition and configuration designed to improve color dosing response time in a process of coloring polyurethane foam carpet underlay |
JP3718631B2 (ja) * | 2000-11-30 | 2005-11-24 | ニイガタ・メーソンネーラン株式会社 | 蒸気変換弁 |
JP3817132B2 (ja) | 2000-11-30 | 2006-08-30 | ニイガタ・メーソンネーラン株式会社 | 蒸気変換弁 |
JP2002168407A (ja) | 2000-11-30 | 2002-06-14 | Niigata Masoneilan Co Ltd | 蒸気減温装置 |
US6746001B1 (en) | 2003-02-28 | 2004-06-08 | Control Components, Inc. | Desuperheater nozzle |
US6691929B1 (en) | 2003-02-28 | 2004-02-17 | Control Components, Inc. | Closed-vortex-assisted desuperheater |
JP4520893B2 (ja) * | 2005-04-08 | 2010-08-11 | アイシン精機株式会社 | エンジン用ミキサー、エンジン駆動式空気調和装置、エンジン駆動式発電装置 |
DE102006007506A1 (de) * | 2006-02-16 | 2007-08-23 | Linde Ag | Injektor mit einstellbarem Druckverlust |
US20090174087A1 (en) * | 2008-01-04 | 2009-07-09 | Charles Gustav Bauer | One piece liquid injection spray cylinder/nozzle |
CA2736760C (en) | 2008-09-25 | 2018-10-30 | Sno Tek P/L | Flat jet fluid nozzles with adjustable droplet size including fixed or variable spray angle |
US8333329B2 (en) * | 2009-06-19 | 2012-12-18 | Spx Corporation | Atomizing desuperheater shutoff apparatus and method |
US20120017852A1 (en) * | 2010-07-20 | 2012-01-26 | Theodore Paul Geelhart | Desuperheaters having vortex suppression |
CN101907290A (zh) * | 2010-08-20 | 2010-12-08 | 江苏火电电力设备制造有限公司 | 整体调节和喷水雾化的蒸汽减温装置 |
US10290381B2 (en) | 2011-12-30 | 2019-05-14 | Ge-Hitachi Nuclear Energy Americas Llc | Method and apparatus for a high-temperature deposition solution injector |
EP2890499A4 (en) | 2012-08-29 | 2016-05-25 | Snow Logic Inc | MODULAR DOUBLE VECTOR FLUID SPRAY NOZZLES |
RU2674136C2 (ru) | 2012-08-29 | 2018-12-04 | Сноу Лоджик, Инк. | Одно- и многоступенчатые снежные ружья |
US8955773B2 (en) * | 2012-10-03 | 2015-02-17 | Control Components, Inc. | Nozzle design for high temperature attemperators |
US8931717B2 (en) | 2012-10-03 | 2015-01-13 | Control Components, Inc. | Nozzle design for high temperature attemperators |
NO335343B1 (no) * | 2012-11-06 | 2014-11-24 | Artec Holding As | Anordning for innblanding av en gassholdig væske i væske |
US9761336B2 (en) | 2012-12-20 | 2017-09-12 | Ge-Hitachi Nuclear Energy Americas Llc | Insulated solution injector, system including the same, and method of injecting using the same |
EP2972018B1 (en) | 2013-03-15 | 2020-05-13 | Snow Logic Inc. | Nucleator for generating ice crystals for seeding water droplets in snow-making systems |
US9766105B2 (en) | 2014-07-02 | 2017-09-19 | Cnh Industrial America Llc | Device and method for detecting blockages in an agricultural sprayer |
US10288280B2 (en) | 2014-08-04 | 2019-05-14 | Cci Italy Srl | Dual cone spray nozzle assembly for high temperature attemperators |
EP3286471B1 (en) * | 2015-04-21 | 2020-03-04 | Fisher Controls International Llc | Noise reducing diffuser trim with chevrons |
RU2584055C1 (ru) * | 2015-07-15 | 2016-05-20 | Открытое акционерное общество "Татнефть" им. В.Д. Шашина | Пароохладитель |
US10515729B2 (en) | 2015-11-04 | 2019-12-24 | Ge-Hitachi Nuclear Energy Americas Llc | Insulated solution injector including an insulating liner, system including the same, and method of injecting using the same |
US10456796B2 (en) * | 2016-06-21 | 2019-10-29 | Doosan Heavy Industries Construction Co., Ltd. | Spray nozzle for attemperators and attemperator including the same |
CN107388235A (zh) * | 2017-09-13 | 2017-11-24 | 江苏火电电力设备制造有限公司 | 一种整体喷水控制蒸汽减温装置 |
US11346545B2 (en) | 2018-11-09 | 2022-05-31 | Fisher Controls International Llc | Spray heads for use with desuperheaters and desuperheaters including such spray heads |
CN109630898B (zh) * | 2018-12-29 | 2020-06-09 | 河海大学 | 一种用于有压管道中手动阀门控制的投放装置的使用方法 |
US11454390B2 (en) * | 2019-12-03 | 2022-09-27 | Fisher Controls International Llc | Spray heads for use with desuperheaters and desuperheaters including such spray heads |
US11596911B2 (en) * | 2020-04-07 | 2023-03-07 | Mpw Industrial Services Group, Inc. | Chemical injection system for connection to a chemical tank and a process line |
CN111672644A (zh) * | 2020-06-08 | 2020-09-18 | 青岛畅隆电力设备有限公司 | 一种可适应多种流量的缓冲式喷嘴及其调节方法 |
CN112082146B (zh) * | 2020-08-14 | 2022-12-20 | 东北电力大学 | 火电机组旁路供热用减温减压器液滴蒸发段长度的确定方法 |
CN112880299A (zh) * | 2021-02-04 | 2021-06-01 | 佛山宇仁智能科技有限公司 | 一种点阵式喷雾冷却系统 |
Family Cites Families (47)
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---|---|---|---|---|
US538993A (en) * | 1895-05-07 | Sprinkler-head | ||
US43598A (en) * | 1864-07-19 | Improvement in governor-valves | ||
GB190811540A (en) * | 1907-06-27 | 1908-06-25 | Jan Zvonicek | Combined Inlet Nozzle and Regulating Slider for Steam or Gas Turbines. |
US1046210A (en) * | 1911-03-10 | 1912-12-03 | Bruce Macbeth Engine Company | Gas-engine valve. |
US1062614A (en) * | 1912-11-26 | 1913-05-27 | William Sneddon | Fuel-oil-controlling valve. |
US1078687A (en) * | 1912-12-30 | 1913-11-18 | Charles Lemale | Self-propelling torpedo. |
US1205394A (en) * | 1914-01-22 | 1916-11-21 | Sugar Centrifugal Discharger Company | Spray-nozzle for washing sugar and the like. |
US1364846A (en) * | 1919-09-11 | 1921-01-04 | Joseph B Shreve | Blending-sprayer |
US1473449A (en) * | 1920-06-28 | 1923-11-06 | Ralph O Stearns | Condenser for steam-driven machinery |
US1604779A (en) * | 1923-07-13 | 1926-10-26 | Elliott Co | Desuperheater |
US1773053A (en) * | 1923-07-13 | 1930-08-12 | Elliott Co | Method for desuperheating steam |
US1578313A (en) * | 1924-11-07 | 1926-03-30 | Farbenfab Vorm Bayer F & Co | Apparatus and method for regulating the temperature of superheated steam |
US1662452A (en) * | 1926-02-09 | 1928-03-13 | Falconer M Birks | Desuperheater |
US1800243A (en) * | 1929-11-15 | 1931-04-14 | Birks Cyril Douglas | Cock and valve |
AT124356B (de) * | 1929-11-21 | 1931-09-10 | Franz Dr Ing Heinl | Verfahren und Einrichtung zur schwimmerlosen Wasserstandsregelung in Kondensatoren und Vorwärmern. |
US2003814A (en) * | 1931-11-09 | 1935-06-04 | Taylor John Leonard | Oil engine atomizer |
US2102504A (en) * | 1934-05-25 | 1937-12-14 | United Aircraft Corp | Mixture control |
US2222348A (en) * | 1936-07-15 | 1940-11-19 | Bailey Meter Co | Apparatus for desuperheating vapor |
US2155986A (en) * | 1937-06-24 | 1939-04-25 | Balley Meter Company | Desuperheater |
US2254472A (en) * | 1939-04-28 | 1941-09-02 | Mason Neilan Regulator Company | Combination control and quench valve |
US2355458A (en) * | 1941-09-06 | 1944-08-08 | Swartwout Co | Desuperheating valve |
US2687614A (en) * | 1947-02-01 | 1954-08-31 | Esther C Goddard | Fuel admission device for resonance combustion apparatus |
US2594243A (en) * | 1947-10-13 | 1952-04-22 | Winkler Alfred | Sprinkler |
US2725221A (en) * | 1951-12-08 | 1955-11-29 | Siemens Ag | Steam conversion valve |
US2945685A (en) * | 1956-12-26 | 1960-07-19 | Blaw Knox Co | Variable orifice desuperheater |
US3092677A (en) * | 1957-02-08 | 1963-06-04 | L B Dexter | Desuperheater |
US2984468A (en) * | 1958-08-26 | 1961-05-16 | Riley Stoker Corp | Spray desuperheater |
US3034771A (en) * | 1958-11-06 | 1962-05-15 | Schutte & Koerting Co | Desuperheater |
US3134827A (en) * | 1959-12-23 | 1964-05-26 | Siemens Ag | Steam conversion valve |
US3287001A (en) * | 1962-12-06 | 1966-11-22 | Schutte & Koerting Co | Steam desuperheater |
US3220708A (en) * | 1963-03-29 | 1965-11-30 | Maenaka Valve Works Co Ltd | Desuperheating and pressure-reducing valve for superheated steam |
US3220710A (en) * | 1963-04-23 | 1965-11-30 | Ingersoll Rand Co | Self-regulating attemperator |
US3331590A (en) * | 1965-02-18 | 1967-07-18 | Battenfeld Werner | Pressure reducing control valve |
FR1533000A (fr) * | 1967-07-31 | 1968-07-12 | Atiebolaget Kalle Regulatorer | Dispositif pour l'introduction d'une quantité contrôlée d'eau de refroidissement dans une conduite de vapeur surchauffée |
DE1933800A1 (de) * | 1968-07-10 | 1970-01-15 | Modranske Strojirny Narodni Po | Regulier- und Kuehlschieber zur Mischkuehlung |
GB1285363A (en) * | 1969-11-19 | 1972-08-16 | Bp Chem Int Ltd | Dispensing device |
US3719524A (en) * | 1970-05-13 | 1973-03-06 | Gen Electric | Variable flow steam circulator |
US3732851A (en) * | 1971-05-26 | 1973-05-15 | R Self | Method of and device for conditioning steam |
JPS5321125B2 (es) * | 1972-07-31 | 1978-06-30 | ||
JPS506883A (es) * | 1973-05-24 | 1975-01-24 | ||
GB1493105A (en) * | 1973-10-23 | 1977-11-23 | British United Shoe Machinery | Apparatus for use in applying coatings |
US3894716A (en) * | 1973-12-26 | 1975-07-15 | Acf Ind Inc | Fluid control means having plurality discs |
US3990475A (en) * | 1975-01-08 | 1976-11-09 | Honeywell Inc. | Low noise valve trim |
JPS5545939Y2 (es) * | 1975-02-14 | 1980-10-28 | ||
US4011287A (en) * | 1975-07-11 | 1977-03-08 | David John Marley | Steam conditioning valve |
US4130611A (en) * | 1976-12-06 | 1978-12-19 | Yarway Corporation | Attemperator |
CH641540A5 (de) * | 1979-09-05 | 1984-02-29 | Sulzer Ag | Dampf-drosselventil. |
-
1982
- 1982-10-08 US US06/433,505 patent/US4442047A/en not_active Expired - Lifetime
-
1983
- 1983-05-20 JP JP58087825A patent/JPS5966602A/ja active Granted
- 1983-07-27 CA CA000433391A patent/CA1210422A/en not_active Expired
- 1983-08-25 GB GB8322879A patent/GB2128505B/en not_active Expired
- 1983-09-19 ES ES525711A patent/ES525711A0/es active Granted
- 1983-10-04 FR FR8315807A patent/FR2534352B1/fr not_active Expired
-
1984
- 1984-09-17 ES ES535989A patent/ES535989A0/es active Granted
- 1984-09-17 ES ES535988A patent/ES8506880A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES535988A0 (es) | 1985-08-01 |
GB8322879D0 (en) | 1983-09-28 |
FR2534352A1 (fr) | 1984-04-13 |
ES8506881A1 (es) | 1985-08-01 |
JPH0243963B2 (es) | 1990-10-02 |
JPS5966602A (ja) | 1984-04-16 |
CA1210422A (en) | 1986-08-26 |
ES8503107A1 (es) | 1985-02-01 |
GB2128505B (en) | 1985-12-11 |
FR2534352B1 (fr) | 1988-05-13 |
ES8506880A1 (es) | 1985-08-01 |
US4442047A (en) | 1984-04-10 |
ES525711A0 (es) | 1985-02-01 |
GB2128505A (en) | 1984-05-02 |
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Effective date: 19970203 |