IE921671A1 - A fuel mixture, a process for its production and its use - Google Patents

A fuel mixture, a process for its production and its use

Info

Publication number
IE921671A1
IE921671A1 IE167192A IE921671A IE921671A1 IE 921671 A1 IE921671 A1 IE 921671A1 IE 167192 A IE167192 A IE 167192A IE 921671 A IE921671 A IE 921671A IE 921671 A1 IE921671 A1 IE 921671A1
Authority
IE
Ireland
Prior art keywords
oil
fuel mixture
mixture according
component
gasoline
Prior art date
Application number
IE167192A
Other versions
IE66401B1 (en
Inventor
Hans Schur
Hans Peter Schur
Original Assignee
Hans Schur
Hans Peter Schur
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hans Schur, Hans Peter Schur filed Critical Hans Schur
Publication of IE921671A1 publication Critical patent/IE921671A1/en
Publication of IE66401B1 publication Critical patent/IE66401B1/en

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Classifications

    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS 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
    • C10L1/00Liquid carbonaceous fuels
    • C10L1/02Liquid carbonaceous fuels essentially based on components consisting of carbon, hydrogen, and oxygen only
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P30/00Technologies relating to oil refining and petrochemical industry
    • Y02P30/20Technologies relating to oil refining and petrochemical industry using bio-feedstock

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  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Liquid Carbonaceous Fuels (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Fats And Perfumes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

The invention concerns a fuel mixture containing at least one vegetable and/or animal oil, at least one aliphatic alcohol with 1-5 C-atoms and petrol, and which can be produced by mixing these components together. This fuel mixture is suitable for use in any kind of diesel engine without the need to undertake any conversion work, as well as being usable as heating oil.

Description

The invention relates to a fuel mixture, a process for its production and the use of this fuel mixture for diesel engines and as heating oil.
Conventional liquid fuels for internal combustion engines consist of mixtures of hydrocarbons and are mainly obtained from mineral oil. In view of the limited crude oil resources and the price development in crude oil, there is a need for fuels in which the gasoline hydrocarbons at_least partly replaced by raw X» ^«k —* T n * » I* 4 .»»» k · * kkk 4 k* «W k « .«· V» JO «k · k — T Mk — jC iuqucl xaxo t yiuw ayaiu, ouuu as x. a u uy uns ui animal or vegetable origin. Due to a drastic reduction of the portion of the biologically not decomposable hydrocarbons, the risk of environmental pollution connected with- a possible leaking out of fuels is considerably reduced.
As is shown by GB-PS 136 452 attempts have already been made since the beginning of this century to replace hydrocabons in fuels by alcohols, free fatty acids obtained from vegetable oils serving as mixing intermediaries .
Fuel mixtures for internal combustion engines with carburettor are described in DE-OS 24 41 737, which consist of a hydrocarbon mixture (regular gasoline or premium grade gasoline) and a mixture of an alcohol with 1 to 4 C-atoms and water and possibly 0.1 to 2% by weight of a vegetable oil which also serves as a mixing intermediary. -2DE-PS 31 49 170 and 31 50 988 describe diesel fuels, in which up to 90% of the hydrocarbons are replaced by alkyl fatty acid esters of vegetable oils and which also contain alcohols with up to five carbon atoms.
However, it is essential here to completely covert the oils obtained from plants to alkyl fatty acid esters, in particular methyl fatty acid esters, which means, on the one hand, a high expenditure, on the other hand, a large volume of glycerine which is difficult to utilize. The hydrocarbon mixture of DE-PS 49 170 is -a classical gas oil, i.e. a petroleum fraction. The diesel fuel mixtures of DE-PS 31 50 988 - may possibly contain 0.1 to 5% by weight of an ignition accelerator.
Said diesel fuels which are used in agricultural tractors have cloud points which are not below -15°C, due to which they can only be used to a very limited degree in winter.
Attempts have also already been made to use non-reesterified vegetable oils such as rape oil as fuels in internal combustion engines.
US-PS 4359324 discloses a diesel fuel consisting of 25 to 75% of a butyl alcohol and 75 to 25% of a vegetable oil. US-PS 4557734 discloses a diesel fuel consisting of vegetable oil, methanol or ethanol and a straight chain octanol. US-PS 4509953 discloses a diesel fuel consisting of 70 to 90 Vol%, gas oil or heavy oil respectively, 10 to 30 Vol% Ethanol and up to 30 Vol% light gasoline.
However, the use of these fuels always required extensive modification measures with respect to the engines operated with them. Due to these tests the general prejudice was corroborated that it is impossible to operate engines intended for operation with mineral fuels with fuels having a high share of fatty oils without modification measures. -310 It is the object of the present invention to provide a fuel mixture in which fatty oils can be used as raw materials, which grow again, which has an improved cloud point, is largely biologically decomposable and can be used in all types of diesel engines without any modification measures. Moreover, it should be at least equivalent to mineral diesel fuels as regards running performance and to avoid wear phenomena .
According to the present invention this object is attained by a fuel mixture, which contains a) at least- one vegetable and/or animal oil, b) at least one aliphatic alcohol having 1 to 5 C-atoms and c) gasoline.
Moreover, a process for producing this fuel mixture is provided, which is characterized in that at least one vegetable and/or animal oil, at least one aliphatic alocohol having 1 to 5 C-atoms and gasoline are mixed.
Said fuel mixture is preferably used as fuel for diesel engines or as heating oil.
Examples of the vegetable and/or animal oils used as component a) in the fuel mixture according to the invention are rape oil, soybean oil, cotton oil, sunflower oil, castor oil, olive oil, peanut oil, corn oil, almond oil, palm kernel oil, coconut oil, mustard oil and fish oils. Rape oil which is a mixture of fatty acids partly esterified' with glycerine is used with preference as component a), since a large quantity of it is available and it can be obtained in simply fashion from rape seeds by means of pressing. The used rape oil can be mixed into the fuel mixture according to the invention both crudely pressed and degununed and -4as a raffinate. A conversion to alkyl esters as it is required in DE-PS 31 49 170 and 31 50 988 is not necessary. Due to the omission of this process step it becomes possible to market diesel fuels, which are biologically decomposable Lu a great extent directly from agricultural production without there being further energy costs and waste materials such as glycerine. The weight share of the component a) in the fuel mixture according to the invention is suitably 60 to 88% by volume; it is preferably between 65 and 85% by volume and particularly preferred between 70 and 80% by volume.
Both straight-chain and branched alcohols with 1 to 5 C-atoms can be used as component b) in the fuel mixture according to the invention. Monoalcohols such as methanol, ethanol, propanol, butanol, pentanol, isopropanol, isobutanol, tert .-butanol, 1-methy lbutanol, 2-methylbutanol, 3-methylbuta-hol, 1,1-dimethylpropanol 2q and 2,2-dimethylpropanol are used with preference, isopropanol being especially preferred.
Ethanol can also be used, which, like the used oils, can be produced in agricultural production. The weight share of the component b) in the fuel mixture according to the invention is preferably 6 to 20% by volume; it is in particular between 10 and 15% by volume.
Any optional gasoline can be used as gasoline component c) in the fuel mixture according to the invention, e.g. ~ regular gasoline or premium-grade gasoline; however, test gasoline is used with preference. Test gasoline is the designated for refined gasolines with a boiling point of 130 to 220°C and a flash point ascertained according to Abel-Pensky of > 21°C (cf. DIN 51 632, November 1981, draft February 1986). The test gasoline used according to the invention can e.g. have an octane rating of 120 to 140. The weight share of the gasoline component c) is preferably 6 to 20% by volume; it is in particular between 10 and 15% by volume. -510 Customary additives can also be added to the fuel mixture according to the invention. Up to 1% by vninme of diethyl ether is preferably added as starting aid for the operation of diesel engines in winter.
The fuel mxiture according to the invention which is produced by mixing the components a), b) and c) can be used in all diesel engines without a special retrofitting to the new fuel being necessary. Accordingly, the fuel mixture according to the invention can e.g. serve for operating diesel engines in cars, trucks, agricultural and forestry machines, stand-by units, pumps and ships. These engines can be operated alternatingly with the fuel mixture according to the invention an customary mineral diesel fuels, a high mobility being in SChisVSd fOX* CcLX*£ 3.Π0 trucks.
The alcohols used as component b) in the fuel mixture according to the invention, in particular the isopropanol, serve as anti-coking agent for piston rings and valve seats. The gasoline added as additive leads to the clarification of the mixture and leads to an improved ignition performance of the fuel mixture, test gasoline supplying the best values. A good ignition performance of the fuels means an advantageous starting behaviour and a smooth running of the diesel engine due to a short mixture preparation time or a short ignition delay; in the case of a long ignition delay, the known diesel knock is audible.
If exhaust gas tests are carried out for the fuel mixture according to the invention used in diesel engines, the values obtained both for hydrocarbons and nitrogen oxides and for carbon monoxide are far below the values required by the presently valid European -6standard for diesel exhaust gases. The sulphur dioxide 4- U r**ao^c· Viz-irTirOC ·? rx ο p Η1 v Ί Ί o e; lil-41. <- V— A. Oilo> 1-Λ*ΛΙΛ V&fe- W WtH V» fcJ V— V— All l_J Ai'—'^-A.A.'^CiCi*— X Jr O All Cl A. U. Uh? compared with the usual values of 0.15% in the case of customary, mineral diesel fuels, since the used components are practically free from sulphur. ΙΟ The fuel mixture according to the invention can also be used at low temperatures without any problems as they occur in winter and in elevateed regions, because its cloud point reaches values up to -28°C, and the mixture does also not flocculate at lower temperatures. This leads to a substantially broader applicability as compared with the known diesel fuels on the basis of vegetable and animal fats.
The following examples and tests, explain the Invention Production examples 1 to 5: The fuel mixtures according to the invention were produced by simple mixing 2) Castor oil % by volume 80 Ethanol 10 Regular gasoline 10 Rape oil 75 Isopropanol 12.5 Test gasoline 12.5 -7I 3) Sunflower oil Isopropanol Test gasoline % _by volume 73 13.5 13.5 4) Rape oil 76 Isopropanol 11 Test gasoline 13 ) Rape oil 74 Isopropanol 12 Test gasoline _12 Methanol 2 Tests in the diesel engine: The fuel mixtures according to the invention were tested in diesel engines of different construction during normal operation. Production vehicles were concerned which were not modified in their construction. The piston displacement of the tested engines was between 1.6 1 and 3.0 1. All fuels mentioned in the examples 1) to 5) were used in the vehicles.
These tests did not result in any functional disturbance. Examinations of the exhaust gas values of a car 300 D-turbo after driving cycle ECE 15.04 showed that the emission values are below the boundary values of the European standard for vehicles of this construction. -810 Table 1 shows the exhaust gas values ascertained for the fuel mixture according _ to the invention according to example 2 (test results in the driving cycle).
Table 1 Measuring values (g/test] for fuel mixture 2 according to invention Boundary value Typifying (g/test Series co 7.12 30.00 36.00 HC FID 1.51 - - ΝΟχ 3.46 - - HC + ΝΟχ 4.96 8.00 10.00 Particle s 1.266 1.10 1.30

Claims (14)

Claims
1. A fuel mixture containing a) at least one vegetable and/or animal oil, b) at least one aliphatic alcohol having 1 to 5 C-atoms and c) gasoline.
2. A fuel mixture according to claim 1, characterized in that it contains the component a) in an amount cf 60 to 88% by volume.
3. A fuel mixture according to claim 1 or 2, characterized in that it contains the component b) in an amount of 6 to 20% by volume.
4. A fuel mixture according to any of claims 1 to 3, characterized in that it contains the component c) in an amount of 6 to 20% by volume. -105.
5.A fuel mixture according to any of claims 1 to 4, characterized in that tha component a) is selected from rape oil, soy-bean oil, cotton oil, sunflower oil, castor oil, olive oil, corn oil, almond oil, palm kernel oil, coconut oil, mustard oil or peanut oil.
6. A fuel mixture according to any of claims l to 5, characterized in that the component a) is rape oil.
7. A fuel mixture according to claim 6, characterized in that the rape oil is crudely pressed and degummed.
8. A fuel mixture according to claim 6, characterized in that the rape oil is a raffinate.
9. A fuel mixture according to any of claims 1 to 8, characterized in that the component b) is a straightchain or branched monoalcohol.
10. A fuel mixture according to claim 9, characterized in that the component b) is isopropanol.
11. A fuel mixture according to any of claims 1 to 10, characterized in that the gasoline is a test gasoline.
12. A process for the production of a fuel mixture according to any of claims 1 to 11, characterized in that at least one vegetable and/or animal oil, at least one aliphatic alcohol with 1 to 5 C-atoms and gasoline are mixed.
13. Use of the fuel mixture according to any of claims 1 to 11 as fuel for diesel engines or as heating oil. '11CLAIMS
14. A fuel mixture substantially as described herein by way of 5 example.
IE921671A 1991-05-23 1992-07-01 A fuel mixture a process for its production and its use IE66401B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4116905A DE4116905C1 (en) 1991-05-23 1991-05-23

Publications (2)

Publication Number Publication Date
IE921671A1 true IE921671A1 (en) 1992-12-02
IE66401B1 IE66401B1 (en) 1995-12-27

Family

ID=6432292

Family Applications (1)

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IE921671A IE66401B1 (en) 1991-05-23 1992-07-01 A fuel mixture a process for its production and its use

Country Status (24)

Country Link
EP (1) EP0587654B1 (en)
JP (1) JPH06510804A (en)
CN (1) CN1066871A (en)
AT (1) ATE126262T1 (en)
AU (1) AU1923392A (en)
BR (1) BR9206047A (en)
CA (1) CA2109840A1 (en)
CZ (1) CZ250693A3 (en)
DE (2) DE4116905C1 (en)
EC (1) ECSP920833A (en)
HU (1) HUT66425A (en)
IE (1) IE66401B1 (en)
IL (1) IL101919A0 (en)
MX (1) MX9202451A (en)
MY (1) MY108334A (en)
NZ (1) NZ242871A (en)
PL (1) PL168837B1 (en)
PT (1) PT100510B (en)
SI (1) SI9200086A (en)
UY (1) UY23416A1 (en)
WO (1) WO1992020761A1 (en)
YU (1) YU53092A (en)
ZA (1) ZA923754B (en)
ZW (1) ZW7592A1 (en)

Cited By (9)

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US8187344B2 (en) 2002-09-06 2012-05-29 Neste Oil Oyj Fuel composition for a diesel engine
US8536390B2 (en) 2010-03-18 2013-09-17 Syntroleum Corporation, A Delaware Corporation Profitable method for carbon capture and storage
US8558042B2 (en) 2008-06-04 2013-10-15 Syntroleum Corporation Biorenewable naphtha
US8575409B2 (en) 2007-12-20 2013-11-05 Syntroleum Corporation Method for the removal of phosphorus
US8969259B2 (en) 2013-04-05 2015-03-03 Reg Synthetic Fuels, Llc Bio-based synthetic fluids
US9133080B2 (en) 2008-06-04 2015-09-15 Reg Synthetic Fuels, Llc Biorenewable naphtha
US9328303B2 (en) 2013-03-13 2016-05-03 Reg Synthetic Fuels, Llc Reducing pressure drop buildup in bio-oil hydroprocessing reactors
US9598327B2 (en) 2005-07-05 2017-03-21 Neste Oil Oyj Process for the manufacture of diesel range hydrocarbons
US9963401B2 (en) 2008-12-10 2018-05-08 Reg Synthetic Fuels, Llc Even carbon number paraffin composition and method of manufacturing same

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DE4333418C1 (en) * 1993-09-30 1994-10-13 Tessol Kraftstoffe Mineraloele Fuel mixture
FR2728267B1 (en) * 1994-12-14 1997-03-14 Total Raffinage Distribution NEW FUEL BASED ON VEGETABLE OIL AND AN OIL CUT RICH IN AROMATIC COMPOUNDS
IT1268891B1 (en) * 1994-12-15 1997-03-13 Alpha Trading Spa LOW ENVIRONMENTAL IMPACT FUELS.
US6716258B2 (en) 1999-12-21 2004-04-06 Exxonmobil Research And Engineering Company Fuel composition
US6447558B1 (en) 1999-12-21 2002-09-10 Exxonmobil Research And Engineering Company Diesel fuel composition
US6458176B2 (en) 1999-12-21 2002-10-01 Exxonmobil Research And Engineering Company Diesel fuel composition
US6447557B1 (en) 1999-12-21 2002-09-10 Exxonmobil Research And Engineering Company Diesel fuel composition
US8476479B2 (en) 2006-08-18 2013-07-02 Nippon Oil Corporation Method of treating biomass, fuel for fuel cell, gasoline, diesel fuel, liquefied petroleum gas, and synthetic resin
KR101025406B1 (en) 2007-01-11 2011-03-28 네모토 프로젝트 인더스트리 캄파니 리미티드 Method for treating fuel oil
FR2924438B1 (en) 2007-11-30 2009-12-18 Inst Francais Du Petrole FUEL COMPOSITIONS HAVING A HIGH CONTENT OF ETHANOL

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US2010005A (en) * 1932-04-06 1935-08-06 Du Pont Motor fuel
DE2441737A1 (en) * 1974-08-30 1976-03-11 Gerhard Goldmann Liquid hydrocarbon motor fuels - contg alcohol-water mixts., to reduce combustion residues and save fuel
JPS5939000B2 (en) * 1979-07-04 1984-09-20 積水化成品工業株式会社 fuel composition
NZ194219A (en) * 1980-04-10 1982-03-16 Yanmar Diesel Engine Co Diesel fuel containing an alcohol gas oil and castor oil
US4359324A (en) * 1981-03-27 1982-11-16 Elsea Jr Hugh R Diesel engine fuel composition and use of same for operating diesel engines
JPS58208391A (en) * 1982-05-31 1983-12-05 Komatsu Ltd Alcohol blend fuel for diesel engine
US4557734A (en) * 1984-08-08 1985-12-10 The United States Of America As Represented By The Secretary Of Agriculture Microemulsions from vegetable oil and lower alcohol with octanol surfactant as alternative fuel for diesel engines

Cited By (25)

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US10941349B2 (en) 2002-09-06 2021-03-09 Neste Oyj Fuel composition for a diesel engine
US10723955B2 (en) 2002-09-06 2020-07-28 Neste Oyj Fuel composition for a diesel engine
US8187344B2 (en) 2002-09-06 2012-05-29 Neste Oil Oyj Fuel composition for a diesel engine
US11384290B2 (en) 2002-09-06 2022-07-12 Neste Oyj Fuel composition for a diesel engine
US9598327B2 (en) 2005-07-05 2017-03-21 Neste Oil Oyj Process for the manufacture of diesel range hydrocarbons
US10059887B2 (en) 2005-07-05 2018-08-28 Neste Oyj Process for the manufacture of diesel range hydrocarbons
US11473018B2 (en) 2005-07-05 2022-10-18 Neste Oyj Process for the manufacture of diesel range hydrocarbons
US10550332B2 (en) 2005-07-05 2020-02-04 Neste Oyj Process for the manufacture of diesel range hydrocarbons
US10800976B2 (en) 2005-07-05 2020-10-13 Neste Oyj Process for the manufacture of diesel range hydrocarbons
US8575409B2 (en) 2007-12-20 2013-11-05 Syntroleum Corporation Method for the removal of phosphorus
US8629308B2 (en) 2007-12-20 2014-01-14 Syntroleum Corporation Method for the conversion of polymer contaminated feedstocks
US8581013B2 (en) 2008-06-04 2013-11-12 Syntroleum Corporation Biorenewable naphtha composition and methods of making same
US9133080B2 (en) 2008-06-04 2015-09-15 Reg Synthetic Fuels, Llc Biorenewable naphtha
US9061951B2 (en) 2008-06-04 2015-06-23 Reg Synthetic Fuels, Llc Biorenewable naphtha composition
US8558042B2 (en) 2008-06-04 2013-10-15 Syntroleum Corporation Biorenewable naphtha
US9963401B2 (en) 2008-12-10 2018-05-08 Reg Synthetic Fuels, Llc Even carbon number paraffin composition and method of manufacturing same
US10717687B2 (en) 2008-12-10 2020-07-21 Reg Synthetic Fuels, Llc Even carbon number paraffin composition and method of manufacturing same
US11097994B2 (en) 2008-12-10 2021-08-24 Reg Synthetic Fuels, Llc Even carbon number paraffin composition and method of manufacturing same
US11623899B2 (en) 2008-12-10 2023-04-11 Reg Synthetic Fuels, Llc Even carbon number paraffin composition and method of manufacturing same
US8536390B2 (en) 2010-03-18 2013-09-17 Syntroleum Corporation, A Delaware Corporation Profitable method for carbon capture and storage
US9523041B2 (en) 2013-03-13 2016-12-20 Reg Synthetic Fuels, Llc Reducing pressure drop buildup in bio-oil hydroprocessing reactors
US9328303B2 (en) 2013-03-13 2016-05-03 Reg Synthetic Fuels, Llc Reducing pressure drop buildup in bio-oil hydroprocessing reactors
US10011783B2 (en) 2013-04-05 2018-07-03 Reg Synthetic Fuels, Llc Bio-based synthetic fluids
US11186785B2 (en) 2013-04-05 2021-11-30 Reg Synthetic Fuels, Llc Bio-based synthetic fluids
US8969259B2 (en) 2013-04-05 2015-03-03 Reg Synthetic Fuels, Llc Bio-based synthetic fluids

Also Published As

Publication number Publication date
ZA923754B (en) 1992-12-30
IE66401B1 (en) 1995-12-27
PL168837B1 (en) 1996-04-30
DE4116905C1 (en) 1992-08-13
PT100510B (en) 1999-07-30
WO1992020761A1 (en) 1992-11-26
EP0587654B1 (en) 1995-08-09
UY23416A1 (en) 1992-05-26
AU1923392A (en) 1992-12-30
SI9200086A (en) 1992-11-27
MY108334A (en) 1996-09-30
MX9202451A (en) 1994-06-30
HU9303305D0 (en) 1994-03-28
CZ250693A3 (en) 1994-04-13
JPH06510804A (en) 1994-12-01
EP0587654A1 (en) 1994-03-23
ECSP920833A (en) 1993-07-29
DE59203242D1 (en) 1995-09-14
YU53092A (en) 1994-06-24
CN1066871A (en) 1992-12-09
CA2109840A1 (en) 1992-11-26
ATE126262T1 (en) 1995-08-15
NZ242871A (en) 1993-09-27
ZW7592A1 (en) 1992-09-23
IL101919A0 (en) 1992-12-30
PT100510A (en) 1993-10-29
BR9206047A (en) 1995-05-30
HUT66425A (en) 1994-11-28

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