GR81687B - - Google Patents
Info
- Publication number
- GR81687B GR81687B GR73267A GR830173267A GR81687B GR 81687 B GR81687 B GR 81687B GR 73267 A GR73267 A GR 73267A GR 830173267 A GR830173267 A GR 830173267A GR 81687 B GR81687 B GR 81687B
- Authority
- GR
- Greece
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
- F25J3/0271—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of H2/CO mixtures, i.e. of synthesis gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
- B01D53/1462—Removing mixtures of hydrogen sulfide and carbon dioxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1493—Selection of liquid materials for use as absorbents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/11—Purification; Separation; Use of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0204—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the feed stream
- F25J3/0209—Natural gas or substitute natural gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0204—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the feed stream
- F25J3/0223—H2/CO mixtures, i.e. synthesis gas; Water gas or shifted synthesis gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
- F25J3/0233—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of CnHm with 1 carbon atom or more
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
- F25J3/0266—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of carbon dioxide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/02—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/50—Processes or apparatus using other separation and/or other processing means using absorption, i.e. with selective solvents or lean oil, heavier CnHm and including generally a regeneration step for the solvent or lean oil
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2220/00—Processes or apparatus involving steps for the removal of impurities
- F25J2220/60—Separating impurities from natural gas, e.g. mercury, cyclic hydrocarbons
- F25J2220/66—Separating acid gases, e.g. CO2, SO2, H2S or RSH
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
-
- 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
- Y10S62/00—Refrigeration
- Y10S62/928—Recovery of carbon dioxide
- Y10S62/929—From natural gas
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Thermal Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Gas Separation By Absorption (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Carbon And Carbon Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT19176/83A IT1193601B (it) | 1983-01-19 | 1983-01-19 | Procedimento criogenico di rimozione selettiva di gas acidi da miscele di gas mediante solvente |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GR81687B true GR81687B (el) | 1984-12-12 |
Family
ID=11155530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GR73267A GR81687B (el) | 1983-01-19 | 1983-12-16 |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4561869A (el) |
| AR (1) | AR247020A1 (el) |
| AU (1) | AU2279983A (el) |
| BR (1) | BR8400287A (el) |
| CA (1) | CA1218595A (el) |
| DE (1) | DE3401584A1 (el) |
| ES (1) | ES529393A0 (el) |
| FR (1) | FR2539321B1 (el) |
| GB (1) | GB2133309B (el) |
| GR (1) | GR81687B (el) |
| IN (1) | IN159635B (el) |
| IT (1) | IT1193601B (el) |
| MT (1) | MTP941B (el) |
| NO (1) | NO840155L (el) |
| OA (1) | OA07634A (el) |
| PL (1) | PL245779A1 (el) |
| YU (1) | YU8584A (el) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1190356B (it) * | 1985-05-24 | 1988-02-16 | Snam Progetti | Procedimento oriogenico di rimozione selettiva di gas acidi da miscele di gas mediante solventi |
| IT1190357B (it) * | 1985-05-24 | 1988-02-16 | Snam Progetti | Procedimento criogenito di rimozione di gas acidi da miscele di gas mediante solventi |
| US4720294A (en) * | 1986-08-05 | 1988-01-19 | Air Products And Chemicals, Inc. | Dephlegmator process for carbon dioxide-hydrocarbon distillation |
| DE3704882A1 (de) * | 1987-02-17 | 1988-08-25 | Metallgesellschaft Ag | Verfahren zur entschwefelung von gasen |
| FR2615184B1 (fr) * | 1987-05-15 | 1989-06-30 | Elf Aquitaine | Procede cryogenique de desulfuration selective et de degazolinage simultanes d'un melange gazeux consistant principalement en methane et renfermant egalement h2s ainsi que des hydrocarbures en c2 et plus |
| US6168768B1 (en) | 1998-01-23 | 2001-01-02 | Exxon Research And Engineering Company | Production of low sulfer syngas from natural gas with C4+/C5+ hydrocarbon recovery |
| US6183540B1 (en) * | 1999-08-27 | 2001-02-06 | Kinder Morgan, Inc. | Method and apparatus for removing aromatic hydrocarbons from a gas stream prior to an amine-based gas sweetening process |
| DE10136484A1 (de) * | 2001-07-27 | 2003-02-13 | Uhde Gmbh | Verfahren zur Entfernung von Gasbestandteilen aus technischen Gasen mittels Ethylenglykoldimethylethern bei tieferen Temperaturen |
| US7819932B2 (en) * | 2008-04-10 | 2010-10-26 | Carbon Blue-Energy, LLC | Method and system for generating hydrogen-enriched fuel gas for emissions reduction and carbon dioxide for sequestration |
| EP2291229A4 (en) * | 2008-06-26 | 2011-12-21 | Uop Llc | PARTIAL PUMPING WITH CARBON DIOXIDE ABSORBER FOR COOLING A SEMI-POOR PHYSICAL SOLVENT |
| US9212061B2 (en) * | 2010-02-02 | 2015-12-15 | Bp Alternative Energy International Limited | Separation of gases |
| US8585802B2 (en) | 2010-07-09 | 2013-11-19 | Arnold Keller | Carbon dioxide capture and liquefaction |
| FR2966054B1 (fr) * | 2010-10-18 | 2015-02-27 | Arkema France | Capture d'oxydes de carbone |
| DE102016012231A1 (de) * | 2016-10-13 | 2018-04-19 | Linde Aktiengesellschaft | Verfahren und Anlage zum Reinigen eines Gases |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB728444A (en) * | 1950-12-09 | 1955-04-20 | Linde Eismasch Ag | Improvements in or relating to drying or purifying natural gases or waste gases fromhydrogenating or cracking processes |
| BE520083A (el) * | 1952-05-21 | |||
| US2926753A (en) * | 1958-10-06 | 1960-03-01 | Fluor Corp | Process for carbon dioxide absorption |
| DE1567690B2 (de) * | 1965-11-15 | 1974-02-14 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zur Herstellung von Wasserstoff aus CO- und H tief 2-reichen, CO tief 2 und Schwefelverbindungen enthaltenden Rohgasen |
| GB1196610A (en) * | 1966-10-11 | 1970-07-01 | Lummus Co | Purification of Gases |
| US3718006A (en) * | 1968-12-11 | 1973-02-27 | Linde Ag | Process for selective absorption |
| IT1056904B (it) * | 1976-03-05 | 1982-02-20 | Snam Progetti | Procedimento per la purificazione di gas naturali ad alto contenuto di gas acidi |
| GB1545855A (en) * | 1977-01-31 | 1979-05-16 | Groom H | Machine and guard assembly therefor |
| DE2909335A1 (de) * | 1979-03-09 | 1980-09-18 | Linde Ag | Verfahren und vorrichtung zur zerlegung von erdgas |
| US4242108A (en) * | 1979-11-07 | 1980-12-30 | Air Products And Chemicals, Inc. | Hydrogen sulfide concentrator for acid gas removal systems |
| MTP913B (en) * | 1981-07-23 | 1984-04-10 | Snam Progetti | Cryogenic process for fracionally removing audie gases from gas mixtures |
| IT1211081B (it) * | 1981-07-23 | 1989-09-29 | Snam Progetti | Procedimento criogenico di rimozione di gas acidi da misceledi gas. |
-
1983
- 1983-01-19 IT IT19176/83A patent/IT1193601B/it active
- 1983-12-12 MT MT941A patent/MTP941B/xx unknown
- 1983-12-16 GR GR73267A patent/GR81687B/el unknown
- 1983-12-22 AU AU22799/83A patent/AU2279983A/en not_active Abandoned
- 1983-12-27 US US06/565,454 patent/US4561869A/en not_active Expired - Fee Related
-
1984
- 1984-01-04 GB GB08400059A patent/GB2133309B/en not_active Expired
- 1984-01-05 FR FR8400130A patent/FR2539321B1/fr not_active Expired
- 1984-01-05 CA CA000444757A patent/CA1218595A/en not_active Expired
- 1984-01-17 NO NO840155A patent/NO840155L/no unknown
- 1984-01-17 ES ES529393A patent/ES529393A0/es active Granted
- 1984-01-18 PL PL24577984A patent/PL245779A1/xx unknown
- 1984-01-18 YU YU00085/84A patent/YU8584A/xx unknown
- 1984-01-18 OA OA58206A patent/OA07634A/xx unknown
- 1984-01-18 DE DE19843401584 patent/DE3401584A1/de not_active Withdrawn
- 1984-01-19 IN IN30/MAS/84A patent/IN159635B/en unknown
- 1984-01-19 AR AR84295486A patent/AR247020A1/es active
- 1984-01-19 BR BR8400287A patent/BR8400287A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB2133309B (en) | 1987-02-25 |
| PL245779A1 (en) | 1984-08-27 |
| AR247020A1 (es) | 1994-10-31 |
| GB8400059D0 (en) | 1984-02-08 |
| US4561869A (en) | 1985-12-31 |
| ES8505261A1 (es) | 1985-05-16 |
| OA07634A (fr) | 1985-05-23 |
| FR2539321B1 (fr) | 1987-01-09 |
| DE3401584A1 (de) | 1984-07-19 |
| MTP941B (en) | 1984-07-16 |
| GB2133309A (en) | 1984-07-25 |
| AU2279983A (en) | 1984-07-26 |
| IN159635B (el) | 1987-05-30 |
| IT8319176A0 (it) | 1983-01-19 |
| YU8584A (en) | 1986-06-30 |
| ES529393A0 (es) | 1985-05-16 |
| BR8400287A (pt) | 1984-08-28 |
| IT1193601B (it) | 1988-07-21 |
| CA1218595A (en) | 1987-03-03 |
| NO840155L (no) | 1984-07-20 |
| FR2539321A1 (fr) | 1984-07-20 |