NO832316L - Nitrogenholdig jordolje-emulsjonsspaltere og deres anvendelse. - Google Patents
Nitrogenholdig jordolje-emulsjonsspaltere og deres anvendelse.Info
- Publication number
- NO832316L NO832316L NO832316A NO832316A NO832316L NO 832316 L NO832316 L NO 832316L NO 832316 A NO832316 A NO 832316A NO 832316 A NO832316 A NO 832316A NO 832316 L NO832316 L NO 832316L
- Authority
- NO
- Norway
- Prior art keywords
- mol
- propylene oxide
- ethylene oxide
- crude oil
- oil emulsion
- Prior art date
Links
- 239000000839 emulsion Substances 0.000 title claims description 30
- 229910052757 nitrogen Inorganic materials 0.000 title claims description 20
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title description 9
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 71
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 53
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 30
- 239000010779 crude oil Substances 0.000 claims description 29
- -1 polyethylene Polymers 0.000 claims description 24
- 239000003054 catalyst Substances 0.000 claims description 21
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 18
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 17
- 229920000768 polyamine Polymers 0.000 claims description 17
- 239000007859 condensation product Substances 0.000 claims description 16
- 239000000047 product Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 15
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 12
- 239000003208 petroleum Substances 0.000 claims description 12
- 229920000642 polymer Polymers 0.000 claims description 12
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 239000004698 Polyethylene Substances 0.000 claims description 10
- 229920000573 polyethylene Polymers 0.000 claims description 10
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 claims description 8
- AOHJOMMDDJHIJH-UHFFFAOYSA-N propylenediamine Chemical compound CC(N)CN AOHJOMMDDJHIJH-UHFFFAOYSA-N 0.000 claims description 8
- FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical compound NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 claims description 7
- VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 claims description 6
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 5
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 39
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 36
- 238000003756 stirring Methods 0.000 description 34
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 27
- 239000008096 xylene Substances 0.000 description 27
- 239000000243 solution Substances 0.000 description 24
- WBIQQQGBSDOWNP-UHFFFAOYSA-N 2-dodecylbenzenesulfonic acid Chemical compound CCCCCCCCCCCCC1=CC=CC=C1S(O)(=O)=O WBIQQQGBSDOWNP-UHFFFAOYSA-N 0.000 description 13
- 229940060296 dodecylbenzenesulfonic acid Drugs 0.000 description 13
- 235000011121 sodium hydroxide Nutrition 0.000 description 12
- 239000007788 liquid Substances 0.000 description 11
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 10
- 239000007795 chemical reaction product Substances 0.000 description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 150000002924 oxiranes Chemical class 0.000 description 9
- 239000003960 organic solvent Substances 0.000 description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 125000002947 alkylene group Chemical group 0.000 description 6
- 239000003921 oil Substances 0.000 description 6
- 235000011007 phosphoric acid Nutrition 0.000 description 6
- 229920000297 Rayon Polymers 0.000 description 5
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000004927 clay Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 3
- 230000002401 inhibitory effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid group Chemical class S(O)(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
- 229960001124 trientine Drugs 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000010533 azeotropic distillation Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 230000029142 excretion Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 230000004992 fission Effects 0.000 description 2
- 239000008098 formaldehyde solution Substances 0.000 description 2
- 150000003112 potassium compounds Chemical class 0.000 description 2
- 235000011118 potassium hydroxide Nutrition 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- ZBSGNEYIENETRW-UHFFFAOYSA-N 2,3-bis(hydroxymethyl)phenol Chemical compound OCC1=CC=CC(O)=C1CO ZBSGNEYIENETRW-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- 241001426056 Eleusine coracana subsp. coracana Species 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 235000007199 Panicum miliaceum Nutrition 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 150000001243 acetic acids Chemical class 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000008398 formation water Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- GKQPCPXONLDCMU-CCEZHUSRSA-N lacidipine Chemical compound CCOC(=O)C1=C(C)NC(C)=C(C(=O)OCC)C1C1=CC=CC=C1\C=C\C(=O)OC(C)(C)C GKQPCPXONLDCMU-CCEZHUSRSA-N 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- LSHROXHEILXKHM-UHFFFAOYSA-N n'-[2-[2-[2-(2-aminoethylamino)ethylamino]ethylamino]ethyl]ethane-1,2-diamine Chemical compound NCCNCCNCCNCCNCCN LSHROXHEILXKHM-UHFFFAOYSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 235000015598 salt intake Nutrition 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 235000015424 sodium Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
- YNJBWRMUSHSURL-UHFFFAOYSA-N trichloroacetic acid Chemical compound OC(=O)C(Cl)(Cl)Cl YNJBWRMUSHSURL-UHFFFAOYSA-N 0.000 description 1
- 239000007762 w/o emulsion Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/38—Block or graft polymers prepared by polycondensation of aldehydes or ketones onto macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G33/00—Dewatering or demulsification of hydrocarbon oils
- C10G33/04—Dewatering or demulsification of hydrocarbon oils with chemical means
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Polyethers (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Fats And Perfumes (AREA)
- Colloid Chemistry (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823223692 DE3223692A1 (de) | 1982-06-25 | 1982-06-25 | Stickstoff enthaltende erdoel-emulsionsspalter und ihre verwendung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO832316L true NO832316L (no) | 1983-12-27 |
Family
ID=6166798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO832316A NO832316L (no) | 1982-06-25 | 1983-06-24 | Nitrogenholdig jordolje-emulsjonsspaltere og deres anvendelse. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4474682A (da) |
| EP (1) | EP0097896B1 (da) |
| JP (1) | JPS5919508A (da) |
| AU (1) | AU1624783A (da) |
| BR (1) | BR8303380A (da) |
| CA (1) | CA1197161A (da) |
| DE (2) | DE3223692A1 (da) |
| DK (1) | DK294083A (da) |
| NO (1) | NO832316L (da) |
| ZA (1) | ZA834638B (da) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2609648B1 (fr) * | 1987-01-16 | 1990-12-14 | Total France | Agent desemulsifiant et antisalissure apte a separer des melanges eau-hydrocarbures, eventuellement mis en emulsion, et applications de cet agent |
| US4877842A (en) * | 1988-02-29 | 1989-10-31 | Petrolite Corporation | Demulsifier compositions and methods of preparation and use thereof |
| US5176847A (en) * | 1989-01-06 | 1993-01-05 | Baker Hughes Incorporated | Demulsifying composition |
| US5250230A (en) * | 1991-12-20 | 1993-10-05 | Henkel Corporation | Composition and process for cleaning metals |
| DE19529602A1 (de) * | 1995-08-11 | 1997-02-13 | Bayer Ag | Verbessertes Verfahren zur Spaltung von Ölemulsionen |
| SE523240C2 (sv) * | 2001-12-12 | 2004-04-06 | Akzo Nobel Nv | Användning av hydroxyetylsubstituerad amin som korrosionsinhibitor i saltvattenhaltig miljö i oljefältsapplikationer |
| CN1317363C (zh) * | 2003-10-22 | 2007-05-23 | 山东大学 | 含水含蜡原油低温快速破乳剂及其制备方法 |
| US20120059088A1 (en) * | 2010-09-02 | 2012-03-08 | Baker Hughes Incorporated | Novel Copolymers for Use as Oilfield Demulsifiers |
| CN103097003B (zh) | 2010-09-09 | 2016-10-12 | 埃克森美孚研究工程公司 | 高co2至胺吸附能力co2洗涤方法 |
| CN103509592B (zh) * | 2013-09-18 | 2014-07-30 | 潍坊华强特种材料科技有限公司 | 一种破乳剂的制备方法 |
| CN106520184B (zh) * | 2016-11-29 | 2019-05-14 | 山东德仕石油工程集团股份有限公司 | 一种高含沥青质原油用破乳剂的制备方法 |
| CN116986670A (zh) * | 2023-09-01 | 2023-11-03 | 北京乐文科技发展有限公司 | 一种破乳剂及其制备方法 |
| CN119350608B (zh) * | 2024-12-23 | 2025-11-25 | 东营施普瑞石油工程技术有限公司 | 一种含固相原油破乳剂的制备方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2743254A (en) * | 1952-07-30 | 1956-04-24 | Petrolite Corp | Oxyalkylated amine-modified thermoplastic phenol-aldehyde resins, and method of making same |
| DE2227546C3 (de) * | 1972-06-07 | 1979-04-05 | Basf Ag, 6700 Ludwigshafen | Verwendung von oxalkylierten PoIyalkylenpolyaminen zur SchneUentwässening von Rohölen |
| NL178329C (nl) * | 1974-09-26 | 1986-03-03 | Hoechst Ag | Werkwijze voor het bereiden van veretherde fenolaldehyde-condensatie-produkten en een werkwijze voor het daarmede breken van ruwe-olie-emulsies. |
| DE2719978C3 (de) * | 1977-05-04 | 1980-09-25 | Basf Ag, 6700 Ludwigshafen | Erdölemulsionsspalter |
-
1982
- 1982-06-25 DE DE19823223692 patent/DE3223692A1/de not_active Withdrawn
-
1983
- 1983-06-18 EP EP83105986A patent/EP0097896B1/de not_active Expired
- 1983-06-18 DE DE8383105986T patent/DE3366941D1/de not_active Expired
- 1983-06-23 US US06/507,122 patent/US4474682A/en not_active Expired - Fee Related
- 1983-06-24 JP JP58113014A patent/JPS5919508A/ja active Pending
- 1983-06-24 NO NO832316A patent/NO832316L/no unknown
- 1983-06-24 CA CA000431177A patent/CA1197161A/en not_active Expired
- 1983-06-24 AU AU16247/83A patent/AU1624783A/en not_active Abandoned
- 1983-06-24 DK DK294083A patent/DK294083A/da not_active Application Discontinuation
- 1983-06-24 BR BR8303380A patent/BR8303380A/pt not_active IP Right Cessation
- 1983-06-24 ZA ZA834638A patent/ZA834638B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5919508A (ja) | 1984-02-01 |
| ZA834638B (en) | 1984-03-28 |
| DE3366941D1 (en) | 1986-11-20 |
| EP0097896B1 (de) | 1986-10-15 |
| AU1624783A (en) | 1984-01-05 |
| EP0097896A3 (en) | 1984-02-15 |
| DE3223692A1 (de) | 1983-12-29 |
| CA1197161A (en) | 1985-11-26 |
| DK294083A (da) | 1983-12-26 |
| EP0097896A2 (de) | 1984-01-11 |
| US4474682A (en) | 1984-10-02 |
| BR8303380A (pt) | 1984-02-07 |
| DK294083D0 (da) | 1983-06-24 |
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