NO300282B1 - Anordning og installasjon for rensing av en hydrokarbonbrönn - Google Patents
Anordning og installasjon for rensing av en hydrokarbonbrönn Download PDFInfo
- Publication number
- NO300282B1 NO300282B1 NO903864A NO903864A NO300282B1 NO 300282 B1 NO300282 B1 NO 300282B1 NO 903864 A NO903864 A NO 903864A NO 903864 A NO903864 A NO 903864A NO 300282 B1 NO300282 B1 NO 300282B1
- Authority
- NO
- Norway
- Prior art keywords
- fluid
- channel
- nozzle
- deflector
- pipes
- Prior art date
Links
- 238000004140 cleaning Methods 0.000 title claims description 22
- 238000009434 installation Methods 0.000 title claims description 11
- 229930195733 hydrocarbon Natural products 0.000 title claims description 7
- 150000002430 hydrocarbons Chemical class 0.000 title claims description 7
- 239000004215 Carbon black (E152) Substances 0.000 title claims description 6
- 239000012530 fluid Substances 0.000 claims description 52
- 239000002245 particle Substances 0.000 claims description 11
- 239000004576 sand Substances 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 239000013049 sediment Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims 4
- 230000005484 gravity Effects 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0078—Nozzles used in boreholes
-
- 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
- B05B1/26—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with means for mechanically breaking-up or deflecting the jet after discharge, e.g. with fixed deflectors; Breaking-up the discharged liquid or other fluent material by impinging jets
- B05B1/262—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with means for mechanically breaking-up or deflecting the jet after discharge, e.g. with fixed deflectors; Breaking-up the discharged liquid or other fluent material by impinging jets with fixed deflectors
- B05B1/267—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with means for mechanically breaking-up or deflecting the jet after discharge, e.g. with fixed deflectors; Breaking-up the discharged liquid or other fluent material by impinging jets with fixed deflectors the liquid or other fluent material being deflected in determined directions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/035—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing by suction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/0433—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes provided exclusively with fluid jets as cleaning tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Jet Pumps And Other Pumps (AREA)
- Cleaning In General (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Removal Of Floating Material (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8911693A FR2651451B1 (fr) | 1989-09-07 | 1989-09-07 | Appareil et installation pour le nettoyage de drains, notamment dans un puits de production petroliere. |
Publications (3)
Publication Number | Publication Date |
---|---|
NO903864D0 NO903864D0 (no) | 1990-09-05 |
NO903864L NO903864L (no) | 1991-03-08 |
NO300282B1 true NO300282B1 (no) | 1997-05-05 |
Family
ID=9385209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO903864A NO300282B1 (no) | 1989-09-07 | 1990-09-05 | Anordning og installasjon for rensing av en hydrokarbonbrönn |
Country Status (6)
Country | Link |
---|---|
US (1) | US5086842A (fr) |
EP (1) | EP0417009B1 (fr) |
CA (1) | CA2024866C (fr) |
DK (1) | DK0417009T3 (fr) |
FR (1) | FR2651451B1 (fr) |
NO (1) | NO300282B1 (fr) |
Families Citing this family (90)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6676627B1 (en) * | 1990-08-06 | 2004-01-13 | Possis Medical, Inc. | Crossflow thrombectomy catheter and system |
US5435854A (en) * | 1990-08-10 | 1995-07-25 | Pipeline Sewer Services, Inc. | Pipe cleaning modules and systems and methods for their use |
US5135050A (en) * | 1991-04-23 | 1992-08-04 | Den Norske Stats Oljeselskap A.S. | Device for collecting particulate matter and debris in horizontal or high-deviation oil or gas wells |
FR2678021B1 (fr) * | 1991-06-21 | 1999-01-15 | Inst Francais Du Petrole | Appareil et installation pour le nettoyage de drains, notamment dans un puits de production petroliere. |
US5269384A (en) * | 1991-11-08 | 1993-12-14 | Cherrington Corporation | Method and apparatus for cleaning a bore hole |
FR2687084A1 (fr) * | 1992-02-06 | 1993-08-13 | Framatome Sa | Dispositif de nettoyage a distance de la paroi interne d'un tube. |
DE4314693A1 (de) * | 1993-05-04 | 1994-11-10 | Friedhelm Ehle | Vorrichtung zum Reinigen von Abwasserkanälen oder Leitungen |
US5439174A (en) * | 1994-03-15 | 1995-08-08 | Nelson Irrigation Corporation | Nutating sprinkler |
US5588595A (en) * | 1994-03-15 | 1996-12-31 | Nelson Irrigation Corporation | Nutating sprinkler |
CA2122163C (fr) * | 1994-04-26 | 1999-04-27 | Jim Edward Best | Procede et dispositif d'attaque au liquide erosif d'un trou en decouvert |
US5447200A (en) * | 1994-05-18 | 1995-09-05 | Dedora; Garth | Method and apparatus for downhole sand clean-out operations in the petroleum industry |
US5462118A (en) * | 1994-11-18 | 1995-10-31 | Mobil Oil Corporation | Method for enhanced cleanup of horizontal wells |
DE69531747D1 (de) | 1995-07-25 | 2003-10-16 | Nowsco Well Service Inc | Gesichertes verfahren und vorrichtung zum fluidtransport mit gewickeltem rohr, mit anwendung im testen von bohrgestängen |
DE29516006U1 (de) * | 1995-10-09 | 1997-02-06 | Giesler, Norbert, Dipl.-Ing., 34253 Lohfelden | Vorrichtung zum Trennen fester Bestandteile von Flüssigkeiten, insbesondere Straßeneinlauf, Bausatz und Abdeckung zu deren Herstellung und Spül- und Saugrohr zu deren Wartung |
US6128799A (en) * | 1995-10-20 | 2000-10-10 | Nagata; Yukiaki | Conduit interior smoothing device |
US5671885A (en) * | 1995-12-18 | 1997-09-30 | Nelson Irrigation Corporation | Nutating sprinkler with rotary shaft and seal |
CA2193923C (fr) | 1996-12-24 | 2007-01-23 | Tadeus Sudol | Methode de stimulation des puits de petrole ou de gaz |
NO306027B1 (no) * | 1997-10-27 | 1999-09-06 | Testtech Services As | Apparat for å fjerne sand i en undervannsbrönn |
US9586023B2 (en) | 1998-02-06 | 2017-03-07 | Boston Scientific Limited | Direct stream hydrodynamic catheter system |
US7879022B2 (en) | 1998-02-06 | 2011-02-01 | Medrad, Inc. | Rapid exchange fluid jet thrombectomy device and method |
US6712150B1 (en) | 1999-09-10 | 2004-03-30 | Bj Services Company | Partial coil-in-coil tubing |
US6640897B1 (en) | 1999-09-10 | 2003-11-04 | Bj Services Company | Method and apparatus for through tubing gravel packing, cleaning and lifting |
GB9922378D0 (en) * | 1999-09-22 | 1999-11-24 | Specialised Petroleum Serv Ltd | Apparatus incorporating jet pump for well head cleaning |
US6374838B1 (en) * | 2000-02-01 | 2002-04-23 | Benton F. Baugh | Collapsible pig |
US6341733B1 (en) | 2000-02-03 | 2002-01-29 | Nelson Irrigation Corporation | Nutating sprinkler |
US6439477B1 (en) | 2000-02-03 | 2002-08-27 | Nelson Irrigation Corporation | Nutating sprinkler |
US6427776B1 (en) | 2000-03-27 | 2002-08-06 | Weatherford/Lamb, Inc. | Sand removal and device retrieval tool |
US6267299B1 (en) | 2000-04-05 | 2001-07-31 | Nelson Irrigation Corporation | Nutating sprinkler with gimbal bearing |
US6607607B2 (en) | 2000-04-28 | 2003-08-19 | Bj Services Company | Coiled tubing wellbore cleanout |
US6527050B1 (en) | 2000-07-31 | 2003-03-04 | David Sask | Method and apparatus for formation damage removal |
GB2371818B (en) * | 2001-02-06 | 2004-09-22 | Ruff Pup Ltd | A casing scraper |
US6389613B1 (en) | 2001-03-14 | 2002-05-21 | James Comas | Pressure flush control system |
WO2003062590A1 (fr) * | 2002-01-22 | 2003-07-31 | Presssol Ltd. | Systeme de forage a double train equipe d'un tube spirale |
US6834722B2 (en) | 2002-05-01 | 2004-12-28 | Bj Services Company | Cyclic check valve for coiled tubing |
US6755916B1 (en) * | 2002-06-14 | 2004-06-29 | Tdw Delaware, Inc. | Method of dispensing inhibitor in a gas pipeline |
TW540858U (en) * | 2002-08-28 | 2003-07-01 | Hon Hai Prec Ind Co Ltd | Electrical contact |
US20060129091A1 (en) | 2004-12-10 | 2006-06-15 | Possis Medical, Inc. | Enhanced cross stream mechanical thrombectomy catheter with backloading manifold |
US7572244B2 (en) | 2004-08-02 | 2009-08-11 | Medrad, Inc. | Miniature cross stream thrombectomy catheter |
GB0509962D0 (en) * | 2005-05-17 | 2005-06-22 | Specialised Petroleum Serv Ltd | Device and method for retrieving debris from a well |
US20080188793A1 (en) | 2007-02-06 | 2008-08-07 | Possis Medical, Inc. | Miniature flexible thrombectomy catheter |
US8012117B2 (en) * | 2007-02-06 | 2011-09-06 | Medrad, Inc. | Miniature flexible thrombectomy catheter |
US8162878B2 (en) * | 2005-12-05 | 2012-04-24 | Medrad, Inc. | Exhaust-pressure-operated balloon catheter system |
US8974418B2 (en) * | 2007-06-12 | 2015-03-10 | Boston Scientific Limited | Forwardly directed fluid jet crossing catheter |
US20080319386A1 (en) * | 2007-06-20 | 2008-12-25 | Possis Medical, Inc. | Forwardly directable fluid jet crossing catheter |
WO2009079539A1 (fr) * | 2007-12-17 | 2009-06-25 | Medrad, Inc. | Cathéter de thrombectomie rhéolytique avec ballon distal auto-gonflant |
EP2227285A4 (fr) | 2007-12-26 | 2013-07-31 | Medrad Inc | Cathéter de thrombectomie rhéolytique avec ballonnet proximal autogonflant présentant des capacités d'infusion de médicament |
US8647294B2 (en) | 2008-03-20 | 2014-02-11 | Medrad, Inc. | Direct stream hydrodynamic catheter system |
US9360631B2 (en) | 2008-08-20 | 2016-06-07 | Foro Energy, Inc. | Optics assembly for high power laser tools |
US9027668B2 (en) | 2008-08-20 | 2015-05-12 | Foro Energy, Inc. | Control system for high power laser drilling workover and completion unit |
US8636085B2 (en) | 2008-08-20 | 2014-01-28 | Foro Energy, Inc. | Methods and apparatus for removal and control of material in laser drilling of a borehole |
US9074422B2 (en) | 2011-02-24 | 2015-07-07 | Foro Energy, Inc. | Electric motor for laser-mechanical drilling |
US9242309B2 (en) | 2012-03-01 | 2016-01-26 | Foro Energy Inc. | Total internal reflection laser tools and methods |
US8627901B1 (en) | 2009-10-01 | 2014-01-14 | Foro Energy, Inc. | Laser bottom hole assembly |
US9719302B2 (en) | 2008-08-20 | 2017-08-01 | Foro Energy, Inc. | High power laser perforating and laser fracturing tools and methods of use |
US9267330B2 (en) | 2008-08-20 | 2016-02-23 | Foro Energy, Inc. | Long distance high power optical laser fiber break detection and continuity monitoring systems and methods |
US9080425B2 (en) | 2008-10-17 | 2015-07-14 | Foro Energy, Inc. | High power laser photo-conversion assemblies, apparatuses and methods of use |
US9347271B2 (en) * | 2008-10-17 | 2016-05-24 | Foro Energy, Inc. | Optical fiber cable for transmission of high power laser energy over great distances |
US9669492B2 (en) | 2008-08-20 | 2017-06-06 | Foro Energy, Inc. | High power laser offshore decommissioning tool, system and methods of use |
US9244235B2 (en) | 2008-10-17 | 2016-01-26 | Foro Energy, Inc. | Systems and assemblies for transferring high power laser energy through a rotating junction |
US9138786B2 (en) | 2008-10-17 | 2015-09-22 | Foro Energy, Inc. | High power laser pipeline tool and methods of use |
US9664012B2 (en) | 2008-08-20 | 2017-05-30 | Foro Energy, Inc. | High power laser decomissioning of multistring and damaged wells |
US10301912B2 (en) * | 2008-08-20 | 2019-05-28 | Foro Energy, Inc. | High power laser flow assurance systems, tools and methods |
US8571368B2 (en) | 2010-07-21 | 2013-10-29 | Foro Energy, Inc. | Optical fiber configurations for transmission of laser energy over great distances |
US9089928B2 (en) | 2008-08-20 | 2015-07-28 | Foro Energy, Inc. | Laser systems and methods for the removal of structures |
US7878247B2 (en) * | 2009-01-08 | 2011-02-01 | Baker Hughes Incorporated | Methods for cleaning out horizontal wellbores using coiled tubing |
US8783360B2 (en) | 2011-02-24 | 2014-07-22 | Foro Energy, Inc. | Laser assisted riser disconnect and method of use |
US8720584B2 (en) | 2011-02-24 | 2014-05-13 | Foro Energy, Inc. | Laser assisted system for controlling deep water drilling emergency situations |
US8684088B2 (en) | 2011-02-24 | 2014-04-01 | Foro Energy, Inc. | Shear laser module and method of retrofitting and use |
US8783361B2 (en) | 2011-02-24 | 2014-07-22 | Foro Energy, Inc. | Laser assisted blowout preventer and methods of use |
JP2011104520A (ja) * | 2009-11-18 | 2011-06-02 | Birukan Co Ltd | 洗浄装置 |
US8398579B2 (en) | 2009-12-16 | 2013-03-19 | Medrad, Inc. | Catheter including composite guide and methods for use of the same |
US8316501B1 (en) | 2010-03-23 | 2012-11-27 | Blue Water Pipeline Solutions, LLC | Tubular cleaning device |
US7979944B1 (en) * | 2010-03-23 | 2011-07-19 | Bluewater Pipeline Solutions LLC | Tubular cleaning device |
GB201010192D0 (en) * | 2010-06-17 | 2010-07-21 | Servwell Engineering Ltd | Downhole mixing tool |
EP2606201A4 (fr) | 2010-08-17 | 2018-03-07 | Foro Energy Inc. | Systèmes et structures d'acheminement destinés à une émission laser longue distance à haute puissance |
WO2012116148A1 (fr) | 2011-02-24 | 2012-08-30 | Foro Energy, Inc. | Procédé de forage mécanique-laser de grande puissance |
EP2715887A4 (fr) | 2011-06-03 | 2016-11-23 | Foro Energy Inc | Connecteurs optiques robustes à fibre laser d'énergie élevée passivement refroidie et procédés d'utilisation |
EP2890859A4 (fr) | 2012-09-01 | 2016-11-02 | Foro Energy Inc | Systèmes de commande de puits d'énergie mécanique réduite et procédés d'utilisation |
US9211572B2 (en) | 2013-03-05 | 2015-12-15 | Horizon Systems, Inc. | System and method for sanitizing pneumatic conveying piping |
US9371716B2 (en) * | 2014-05-09 | 2016-06-21 | Chevron U.S.A. Inc. | Self-extendable hydraulic wellbore cleaning tool |
CN104863532B (zh) * | 2015-04-17 | 2017-07-07 | 西安石油大学 | 一种双级水力旋转射流清堵器 |
GB2534243B (en) * | 2015-05-22 | 2017-10-04 | Fourphase As | Selective solid particle separation in oil and/or gas production |
US10221687B2 (en) | 2015-11-26 | 2019-03-05 | Merger Mines Corporation | Method of mining using a laser |
NO342858B1 (en) * | 2016-04-01 | 2018-08-20 | Centraflow As | Method and device for directing a fluid flow in an annulus around a pipe string |
WO2017171556A1 (fr) * | 2016-04-01 | 2017-10-05 | Centraflow As | Déflecteur d'écoulement annulaire de fond de trou |
US10480275B2 (en) * | 2016-07-06 | 2019-11-19 | Oil & Gas Tech Enterprises C.V. | Coiled tubing spiral venturi tool |
US10758951B2 (en) * | 2017-03-21 | 2020-09-01 | William Sieburg | Multi-chamber enclosed supply assembly for independent and simultaneous operations of multiple pressurized or suction driven tools and/or applications of varying solutions |
PL237762B1 (pl) * | 2018-03-01 | 2021-05-31 | Eurotech Spolka Z Ograniczona Odpowiedzialnoscia | Narzędzie wgłębne do hydrourabiania i sposób stymulacji wydobycia węglowodorów |
US11253883B1 (en) | 2021-06-09 | 2022-02-22 | Russell R. Gohl | Cavity cleaning and coating system |
US11535321B1 (en) * | 2022-08-24 | 2022-12-27 | Russell R. Gohl | Trailer system |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2735794A (en) * | 1956-02-21 | fletcher | ||
GB355316A (en) * | 1930-05-09 | 1931-08-10 | Sidney Charles Sladden | Improvements in nozzles |
US3730592A (en) * | 1971-06-01 | 1973-05-01 | Fmc Corp | Method of subterranean drilling and mining |
US4031971A (en) * | 1976-10-08 | 1977-06-28 | Continental Oil Company | Jet nozzle drilling assembly |
US4630691A (en) * | 1983-05-19 | 1986-12-23 | Hooper David W | Annulus bypass peripheral nozzle jet pump pressure differential drilling tool and method for well drilling |
US4671359A (en) * | 1986-03-11 | 1987-06-09 | Atlantic Richfield Company | Apparatus and method for solids removal from wellbores |
US4744420A (en) * | 1987-07-22 | 1988-05-17 | Atlantic Richfield Company | Wellbore cleanout apparatus and method |
US4909325A (en) * | 1989-02-09 | 1990-03-20 | Baker Hughes Incorporated | Horizontal well turbulizer and method |
-
1989
- 1989-09-07 FR FR8911693A patent/FR2651451B1/fr not_active Expired - Lifetime
-
1990
- 1990-09-05 NO NO903864A patent/NO300282B1/no not_active IP Right Cessation
- 1990-09-06 EP EP90402457A patent/EP0417009B1/fr not_active Expired - Lifetime
- 1990-09-06 DK DK90402457.7T patent/DK0417009T3/da active
- 1990-09-07 US US07/578,452 patent/US5086842A/en not_active Expired - Lifetime
- 1990-09-07 CA CA002024866A patent/CA2024866C/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2651451B1 (fr) | 1991-10-31 |
CA2024866C (fr) | 2000-09-19 |
EP0417009B1 (fr) | 1994-08-17 |
NO903864L (no) | 1991-03-08 |
CA2024866A1 (fr) | 1991-03-08 |
NO903864D0 (no) | 1990-09-05 |
DK0417009T3 (da) | 1994-09-12 |
FR2651451A1 (fr) | 1991-03-08 |
US5086842A (en) | 1992-02-11 |
EP0417009A1 (fr) | 1991-03-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |