NO844801L - Fremgangsmaate og anordning for reduksjon av oksydmateriale og generering av energiholdig gass - Google Patents
Fremgangsmaate og anordning for reduksjon av oksydmateriale og generering av energiholdig gassInfo
- Publication number
- NO844801L NO844801L NO844801A NO844801A NO844801L NO 844801 L NO844801 L NO 844801L NO 844801 A NO844801 A NO 844801A NO 844801 A NO844801 A NO 844801A NO 844801 L NO844801 L NO 844801L
- Authority
- NO
- Norway
- Prior art keywords
- gas
- reduction
- shaft
- line
- plasma generator
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 35
- 239000007789 gas Substances 0.000 claims abstract description 202
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 25
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 23
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 22
- 239000011593 sulfur Substances 0.000 claims abstract description 22
- 239000002245 particle Substances 0.000 claims abstract description 11
- 238000011084 recovery Methods 0.000 claims abstract description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910002090 carbon oxide Inorganic materials 0.000 claims abstract description 3
- 238000002309 gasification Methods 0.000 claims description 49
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 23
- 239000007800 oxidant agent Substances 0.000 claims description 17
- 239000002893 slag Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 12
- 239000007858 starting material Substances 0.000 claims description 12
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 10
- 239000000571 coke Substances 0.000 claims description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- 239000001569 carbon dioxide Substances 0.000 claims description 9
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 8
- 239000000370 acceptor Substances 0.000 claims description 8
- 229910001882 dioxygen Inorganic materials 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 7
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 claims description 6
- 239000003575 carbonaceous material Substances 0.000 claims description 5
- 239000012159 carrier gas Substances 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 150000002431 hydrogen Chemical class 0.000 claims description 4
- 239000002737 fuel gas Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 239000001294 propane Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000004071 soot Substances 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 2
- 238000010079 rubber tapping Methods 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 238000003786 synthesis reaction Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 3
- 239000000945 filler Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 150000003464 sulfur compounds Chemical class 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000002211 methanization Effects 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/06—Continuous processes
- C10J3/08—Continuous processes with ash-removal in liquid state
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/721—Multistage gasification, e.g. plural parallel or serial gasification stages
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/74—Construction of shells or jackets
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/82—Gas withdrawal means
- C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
- C21B13/125—By using plasma
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0913—Carbonaceous raw material
- C10J2300/0943—Coke
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0956—Air or oxygen enriched air
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0959—Oxygen
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0973—Water
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0973—Water
- C10J2300/0976—Water as steam
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/12—Heating the gasifier
- C10J2300/123—Heating the gasifier by electromagnetic waves, e.g. microwaves
- C10J2300/1238—Heating the gasifier by electromagnetic waves, e.g. microwaves by plasma
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/18—Details of the gasification process, e.g. loops, autothermal operation
- C10J2300/1807—Recycle loops, e.g. gas, solids, heating medium, water
- C10J2300/1823—Recycle loops, e.g. gas, solids, heating medium, water for synthesis gas
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- 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
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8306674A SE8306674L (sv) | 1983-12-02 | 1983-12-02 | Sett och anleggning for reduktion av oxidhaltigt material under samtidig generering av en for vermeenergiutvinning lemplig gas |
| SE8306672A SE8306672L (sv) | 1983-12-02 | 1983-12-02 | Sett och anleggning for reduktion av oxidhaltigt material under samtidig generering av en for vermeenergiutvinning lemplig gas |
| SE8403194A SE8403194L (sv) | 1983-12-02 | 1984-06-14 | Sett och anleggning for reduktion av oxidhaltigt material under samtidig genererieng av en for vermeenergiutvinning lemplig gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO844801L true NO844801L (no) | 1985-06-03 |
Family
ID=27355298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO844801A NO844801L (no) | 1983-12-02 | 1984-11-30 | Fremgangsmaate og anordning for reduksjon av oksydmateriale og generering av energiholdig gass |
Country Status (11)
| Country | Link |
|---|---|
| AU (1) | AU3525384A (it) |
| BE (1) | BE901160A (it) |
| BR (1) | BR8406066A (it) |
| DD (1) | DD229712A5 (it) |
| DE (1) | DE3441356A1 (it) |
| ES (1) | ES8605455A1 (it) |
| FR (1) | FR2556006A1 (it) |
| GB (1) | GB2150591A (it) |
| IT (1) | IT1177076B (it) |
| NO (1) | NO844801L (it) |
| PL (1) | PL250671A1 (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE453750B (sv) * | 1984-06-14 | 1988-02-29 | Skf Steel Eng Ab | Sett for forgasning av finfordelat kolhaltigt material |
| SE453304B (sv) * | 1984-10-19 | 1988-01-25 | Skf Steel Eng Ab | Sett for framstellning av metaller och/eller generering av slagg fran oxidmalmer |
| WO2003066779A1 (fr) * | 2002-02-06 | 2003-08-14 | Absil Felicien | Gazeification de dechets par plasma |
| WO2008146112A1 (en) * | 2007-05-25 | 2008-12-04 | Hyl Technologies, S.A. De C.V | Method and apparatus for the direct reduction of iron ores utilizing syngas |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR501733A (fr) * | 1918-07-23 | 1920-04-22 | Frans Martin Wiberg | Perfectionnements aux procédés et fours servant à réduire les minerais et les composés oxygénés utilisés comme minerais |
| US2598735A (en) * | 1948-07-16 | 1952-06-03 | Hydrocarbon Research Inc | Iron oxide reduction |
| FR984698A (fr) * | 1949-04-13 | 1951-07-09 | Stora Kopparbergs Bergslags Ab | Perfectionnements à la réduction des minerais au moyen d'un gaz riche en oxyde de carbone |
| US2740706A (en) * | 1951-10-10 | 1956-04-03 | Texaco Development Corp | Method of reducing metal oxides |
| US3377156A (en) * | 1965-07-30 | 1968-04-09 | Exxon Research Engineering Co | Process of reducing iron oxide ores with gases containing carbon monoxide |
| US3475160A (en) * | 1967-02-15 | 1969-10-28 | Exxon Research Engineering Co | Method of producing reducing gases for the fluidized bed reduction of ores |
| BE791243A (fr) * | 1971-12-23 | 1973-05-10 | Texaco Development Corp | Procede de production d'un melange gazeux reducteur |
| US3905806A (en) * | 1973-02-20 | 1975-09-16 | Armco Steel Corp | Method for the direct reduction of iron ores |
| SE371453C (sv) * | 1973-03-26 | 1978-01-12 | Skf Ind Trading & Dev | Sett for framstellning av reduktionsgas |
| GB1475731A (en) * | 1973-03-26 | 1977-06-01 | Skf Ind Trading & Dev | Method of producing reduction gas |
| US3853538A (en) * | 1973-07-20 | 1974-12-10 | Steel Corp | Use of reducing gas by coal gasification for direct iron ore reduction |
| US4173465A (en) * | 1978-08-15 | 1979-11-06 | Midrex Corporation | Method for the direct reduction of iron using gas from coal |
| CA1147964A (en) * | 1979-05-25 | 1983-06-14 | Francis J. Ii Harvey | Process for reducing spent gas generated in the production of sponge iron |
| DE3104405C2 (de) * | 1981-02-07 | 1985-10-31 | SKF Steel Engineering AB, Hofors | Anlage und Verfahren zur Herstellung von Eisenschwamm |
| GB2093070B (en) * | 1981-02-11 | 1984-10-31 | Skf Steel Eng Ab | Manufacturing sponge iron |
| BE887555A (fr) * | 1981-02-17 | 1981-06-15 | Skf Steel Eng Ab | Procede et appareil pour produire de l'eponge de fer |
-
1984
- 1984-10-30 IT IT23369/84A patent/IT1177076B/it active
- 1984-11-05 GB GB08427967A patent/GB2150591A/en not_active Withdrawn
- 1984-11-09 AU AU35253/84A patent/AU3525384A/en not_active Abandoned
- 1984-11-13 DE DE19843441356 patent/DE3441356A1/de active Granted
- 1984-11-27 FR FR8418037A patent/FR2556006A1/fr not_active Withdrawn
- 1984-11-28 DD DD84269988A patent/DD229712A5/de unknown
- 1984-11-29 BE BE0/214078A patent/BE901160A/fr not_active IP Right Cessation
- 1984-11-29 BR BR8406066A patent/BR8406066A/pt unknown
- 1984-11-30 PL PL25067184A patent/PL250671A1/xx unknown
- 1984-11-30 ES ES538146A patent/ES8605455A1/es not_active Expired
- 1984-11-30 NO NO844801A patent/NO844801L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DD229712A5 (de) | 1985-11-13 |
| FR2556006A1 (fr) | 1985-06-07 |
| GB8427967D0 (en) | 1984-12-12 |
| ES8605455A1 (es) | 1986-04-01 |
| IT1177076B (it) | 1987-08-26 |
| GB2150591A (en) | 1985-07-03 |
| BR8406066A (pt) | 1985-09-17 |
| PL250671A1 (en) | 1985-07-16 |
| DE3441356C2 (it) | 1987-07-16 |
| ES538146A0 (es) | 1986-04-01 |
| BE901160A (fr) | 1985-03-15 |
| DE3441356A1 (de) | 1985-06-13 |
| IT8423369A0 (it) | 1984-10-30 |
| IT8423369A1 (it) | 1986-04-30 |
| AU3525384A (en) | 1985-06-06 |
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