FI68160C - Foerfarande foer avskiljning av olja och/eller fosfatidyletanolamin fraon alkoholloesliga fosfatidylkolinprodukter innehaollande dessa - Google Patents
Foerfarande foer avskiljning av olja och/eller fosfatidyletanolamin fraon alkoholloesliga fosfatidylkolinprodukter innehaollande dessa Download PDFInfo
- Publication number
- FI68160C FI68160C FI813930A FI813930A FI68160C FI 68160 C FI68160 C FI 68160C FI 813930 A FI813930 A FI 813930A FI 813930 A FI813930 A FI 813930A FI 68160 C FI68160 C FI 68160C
- Authority
- FI
- Finland
- Prior art keywords
- oil
- phosphatidylcholine
- phosphatidylethanolamine
- ethanol
- eluate
- Prior art date
Links
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 50
- WTJKGGKOPKCXLL-RRHRGVEJSA-N phosphatidylcholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCCCCCCC=CCCCCCCCC WTJKGGKOPKCXLL-RRHRGVEJSA-N 0.000 claims abstract description 46
- JZNWSCPGTDBMEW-UHFFFAOYSA-N Glycerophosphorylethanolamin Natural products NCCOP(O)(=O)OCC(O)CO JZNWSCPGTDBMEW-UHFFFAOYSA-N 0.000 claims abstract description 21
- 150000008104 phosphatidylethanolamines Chemical class 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 18
- 239000002904 solvent Substances 0.000 claims abstract description 7
- 238000000926 separation method Methods 0.000 claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 16
- 239000000741 silica gel Substances 0.000 claims description 16
- 229910002027 silica gel Inorganic materials 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 5
- 125000001095 phosphatidyl group Chemical group 0.000 claims description 2
- 238000004587 chromatography analysis Methods 0.000 abstract description 10
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 239000008349 purified phosphatidyl choline Substances 0.000 abstract 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 26
- 239000007787 solid Substances 0.000 description 16
- 239000000047 product Substances 0.000 description 14
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 10
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 239000003480 eluent Substances 0.000 description 8
- 239000007858 starting material Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 7
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 6
- 238000012856 packing Methods 0.000 description 6
- 235000010469 Glycine max Nutrition 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 229930182558 Sterol Natural products 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 235000003702 sterols Nutrition 0.000 description 4
- 230000001476 alcoholic effect Effects 0.000 description 3
- 238000004440 column chromatography Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 150000003432 sterols Chemical class 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 235000013311 vegetables Nutrition 0.000 description 3
- 244000068988 Glycine max Species 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000011097 chromatography purification Methods 0.000 description 2
- SWXVUIWOUIDPGS-UHFFFAOYSA-N diacetone alcohol Chemical compound CC(=O)CC(C)(C)O SWXVUIWOUIDPGS-UHFFFAOYSA-N 0.000 description 2
- 238000010828 elution Methods 0.000 description 2
- 235000021588 free fatty acids Nutrition 0.000 description 2
- 239000000546 pharmaceutical excipient Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000010898 silica gel chromatography Methods 0.000 description 2
- 239000003440 toxic substance Substances 0.000 description 2
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 1
- OZXIZRZFGJZWBF-UHFFFAOYSA-N 1,3,5-trimethyl-2-(2,4,6-trimethylphenoxy)benzene Chemical compound CC1=CC(C)=CC(C)=C1OC1=C(C)C=C(C)C=C1C OZXIZRZFGJZWBF-UHFFFAOYSA-N 0.000 description 1
- RYCNUMLMNKHWPZ-SNVBAGLBSA-N 1-acetyl-sn-glycero-3-phosphocholine Chemical compound CC(=O)OC[C@@H](O)COP([O-])(=O)OCC[N+](C)(C)C RYCNUMLMNKHWPZ-SNVBAGLBSA-N 0.000 description 1
- IIZPXYDJLKNOIY-JXPKJXOSSA-N 1-palmitoyl-2-arachidonoyl-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCC\C=C/C\C=C/C\C=C/C\C=C/CCCCC IIZPXYDJLKNOIY-JXPKJXOSSA-N 0.000 description 1
- 235000017060 Arachis glabrata Nutrition 0.000 description 1
- 244000105624 Arachis hypogaea Species 0.000 description 1
- 235000010777 Arachis hypogaea Nutrition 0.000 description 1
- 235000018262 Arachis monticola Nutrition 0.000 description 1
- 240000002791 Brassica napus Species 0.000 description 1
- 235000004977 Brassica sinapistrum Nutrition 0.000 description 1
- 229930186217 Glycolipid Natural products 0.000 description 1
- 244000020551 Helianthus annuus Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 235000001014 amino acid Nutrition 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000013375 chromatographic separation Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 239000008157 edible vegetable oil Substances 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 150000002314 glycerols Chemical class 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000787 lecithin Substances 0.000 description 1
- 229940067606 lecithin Drugs 0.000 description 1
- 235000010445 lecithin Nutrition 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- SHOJXDKTYKFBRD-UHFFFAOYSA-N mesityl oxide Natural products CC(C)=CC(C)=O SHOJXDKTYKFBRD-UHFFFAOYSA-N 0.000 description 1
- 239000000693 micelle Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 235000019645 odor Nutrition 0.000 description 1
- 235000020232 peanut Nutrition 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- MTZWHHIREPJPTG-UHFFFAOYSA-N phorone Chemical compound CC(C)=CC(=O)C=C(C)C MTZWHHIREPJPTG-UHFFFAOYSA-N 0.000 description 1
- 150000003905 phosphatidylinositols Chemical class 0.000 description 1
- 150000003904 phospholipids Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001766 physiological effect Effects 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- -1 sterol esters Chemical class 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 235000020238 sunflower seed Nutrition 0.000 description 1
- 238000004809 thin layer chromatography Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 150000003626 triacylglycerols Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/06—Phosphorus compounds without P—C bonds
- C07F9/08—Esters of oxyacids of phosphorus
- C07F9/09—Esters of phosphoric acids
- C07F9/10—Phosphatides, e.g. lecithin
- C07F9/103—Extraction or purification by physical or chemical treatment of natural phosphatides; Preparation of compositions containing phosphatides of unknown structure
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23J—PROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS
- A23J7/00—Phosphatide compositions for foodstuffs, e.g. lecithin
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Organic Chemistry (AREA)
- Molecular Biology (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Food Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Fats And Perfumes (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Water Treatment By Sorption (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Developing Agents For Electrophotography (AREA)
- Polyesters Or Polycarbonates (AREA)
- Liquid Crystal Substances (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803047048 DE3047048A1 (de) | 1980-12-13 | 1980-12-13 | Verfahren zur abtrennung von oel und/oder phosphatidylethanolamin aus diese enthaltenden alkoholloeslichen phosphatidylcholin-produkten |
| DE3047048 | 1980-12-13 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI813930L FI813930L (fi) | 1982-06-14 |
| FI68160B FI68160B (fi) | 1985-04-30 |
| FI68160C true FI68160C (fi) | 1985-08-12 |
Family
ID=6119104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI813930A FI68160C (fi) | 1980-12-13 | 1981-12-08 | Foerfarande foer avskiljning av olja och/eller fosfatidyletanolamin fraon alkoholloesliga fosfatidylkolinprodukter innehaollande dessa |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4425276A (pt) |
| EP (1) | EP0054770B1 (pt) |
| JP (1) | JPS57123194A (pt) |
| AT (1) | ATE12451T1 (pt) |
| BR (1) | BR8108065A (pt) |
| CA (1) | CA1164476A (pt) |
| DE (1) | DE3047048A1 (pt) |
| DK (1) | DK155490C (pt) |
| ES (1) | ES507889A0 (pt) |
| FI (1) | FI68160C (pt) |
| GR (1) | GR76944B (pt) |
| HU (1) | HU195826B (pt) |
| IE (1) | IE51980B1 (pt) |
| PL (1) | PL132246B1 (pt) |
| ZA (1) | ZA818409B (pt) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3218028A1 (de) * | 1982-05-13 | 1983-11-17 | A. Nattermann & Cie GmbH, 5000 Köln | Blattduengemittel |
| DE3227001C1 (de) * | 1982-07-20 | 1983-07-07 | A. Nattermann & Cie GmbH, 5000 Köln | Verfahren zur Gewinnung von mit Phosphatidylcholin hochangereicherten ethanolischen Phosphatidfraktionen |
| DE3346525C2 (de) * | 1983-12-22 | 1987-03-19 | A. Nattermann & Cie GmbH, 5000 Köln | Pharmazeutische Zubereitung mit speziellen 1,2-Diacyl-glycero-3-phosphocholinen zur Behandlung von Erkrankungen im Magen-Darmbereich |
| DE3346526C2 (de) * | 1983-12-22 | 1986-12-11 | A. Nattermann & Cie GmbH, 5000 Köln | Pharmazeutisches Präparat zur therapeutischen Behandlung von rheumatischen Erkrankungen |
| US4714571A (en) * | 1984-02-13 | 1987-12-22 | The Liposome Company, Inc. | Process for purification of phospholipids |
| US4588745A (en) * | 1984-04-17 | 1986-05-13 | A. E. Staley Manufacturing Company | Treatment of vegetable oils |
| DE3445950A1 (de) * | 1984-12-17 | 1986-06-19 | A. Nattermann & Cie GmbH, 5000 Köln | Verfahren zur isolierung von lysophosphatidylcholin-freiem phosphatidylcholin aus ei-pulver |
| DE3445949A1 (de) * | 1984-12-17 | 1986-06-19 | A. Nattermann & Cie GmbH, 5000 Köln | Verfahren zur isolierung eines begleitphospholipid-freien phosphatidylcholins |
| EP0259495B1 (en) * | 1986-02-10 | 1991-04-17 | Q.P. Corporation | Process for producing egg yolk lecithin containing a reduced amount of pe and/or containing substantially no impurities |
| JPH0657715B2 (ja) * | 1987-04-09 | 1994-08-03 | キユーピー株式会社 | Ｌｐｃ以外のリゾ型リン脂質をほとんど含まないリゾリン脂質の製造方法 |
| US5214171A (en) * | 1988-12-08 | 1993-05-25 | N.V. Vandemoortele International | Process for fractionating phosphatide mixtures |
| JP2793317B2 (ja) * | 1990-01-31 | 1998-09-03 | 株式会社ワイエムシィ | ホスファチジルコリン或いはホスファチジルエタノールアミンの分離方法 |
| US5741513A (en) * | 1990-02-08 | 1998-04-21 | A. Natterman & Cie. Gmbh | Alcoholic aqueous gel-like phospholipid composition, its use and topical preparations containing it |
| US5120561A (en) * | 1991-04-25 | 1992-06-09 | American Lecithin Company | Food composition and method |
| US5310734A (en) * | 1991-07-05 | 1994-05-10 | Rhone-Poulenc Rorer | Phospholipid composition |
| JP3025590B2 (ja) * | 1992-10-14 | 2000-03-27 | エーザイ株式会社 | 粗製物の精製法 |
| DE19828799A1 (de) * | 1998-06-27 | 1999-12-30 | Meyer Lucas Gmbh & Co | Extraktion von Pflanzenlecithin |
| US7465717B2 (en) * | 2004-09-27 | 2008-12-16 | Soymor | Process for releasing and extracting phosphatides from a phosphatide-containing matrix |
| DE102010028365A1 (de) | 2010-04-29 | 2011-11-03 | Lichtblick Gmbh | Verwendung einer Phospholipid enthaltenden Zusammensetzung zur Entfernung von subkutanen Fettansammlungen |
| CN101838285B (zh) * | 2010-05-07 | 2013-09-04 | 南昌大学 | 一种分离纯化油料中磷脂的方法 |
| US10561674B2 (en) | 2012-12-02 | 2020-02-18 | Lipogen Ltd. | Processes for the preparation of phospholipid-enriched dairy products as neutraceuticals for the formulation of functional foods |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2276316A (en) | 1937-10-30 | 1942-03-17 | Purdue Research Foundation | Emulsifying and foaming agents and process of producing them |
| US2724649A (en) | 1951-03-23 | 1955-11-22 | Glidden Co | Margarine |
| GB860888A (en) * | 1956-04-30 | 1961-02-15 | Upjohn Co | Soya phosphatides and therapeutic compositions containing them |
| DE1053299B (de) | 1957-07-09 | 1959-03-19 | Nattermann A & Cie | Verfahren zur Gewinnung von colaminphosphorsaeurediglyceridester-freien natuerlichen Cholinphosphorsaeure-diglyceridestern |
| US3031478A (en) * | 1957-07-09 | 1962-04-24 | Nattermann A & Cie | Process for the production of natural phospholipids and substances produced thereby |
| DE1905253U (de) | 1960-08-20 | 1964-11-26 | Continental Gummi Werke Ag | Vulkanisierform fuer fahrzeugluftreifen. |
| BE610853A (pt) | 1960-12-05 | |||
| US3268335A (en) | 1962-01-16 | 1966-08-23 | Central Soya Co | Soy protein and soy lecithin composition |
| NL302470A (pt) | 1962-12-29 | |||
| BE651582A (pt) | 1963-08-09 | |||
| DE1617680C3 (de) | 1967-08-21 | 1974-01-31 | A. Nattermann & Cie Gmbh, 5000 Koeln | Verfahren zur Gewinnung von hochgereinigtem Phosphatidylcholin |
| US3661946A (en) | 1967-09-19 | 1972-05-09 | Lever Brothers Ltd | Phosphatide extraction |
| US3869482A (en) | 1972-07-31 | 1975-03-04 | Etapharm Chem Pharm Lab G M B | Method of producing highly purified phosphatides |
| DE2718797C3 (de) | 1977-04-27 | 1987-06-19 | A. Nattermann & Cie GmbH, 5000 Köln | Verfahren zur Gewinnung fließfähiger ölhaltiger gereinigter Phosphatidylcholin |
| DE2915614A1 (de) * | 1979-04-18 | 1980-10-30 | Guenter Dr Heidemann | Verfahren zur gewinnung von reinen phosphatiden |
-
1980
- 1980-12-13 DE DE19803047048 patent/DE3047048A1/de active Granted
-
1981
- 1981-12-01 AT AT81110045T patent/ATE12451T1/de not_active IP Right Cessation
- 1981-12-01 US US06/326,379 patent/US4425276A/en not_active Expired - Lifetime
- 1981-12-01 EP EP81110045A patent/EP0054770B1/de not_active Expired
- 1981-12-02 IE IE2831/81A patent/IE51980B1/en not_active IP Right Cessation
- 1981-12-03 ZA ZA818409A patent/ZA818409B/xx unknown
- 1981-12-08 GR GR66732A patent/GR76944B/el unknown
- 1981-12-08 FI FI813930A patent/FI68160C/fi not_active IP Right Cessation
- 1981-12-09 CA CA000391853A patent/CA1164476A/en not_active Expired
- 1981-12-11 JP JP56198743A patent/JPS57123194A/ja active Granted
- 1981-12-11 ES ES507889A patent/ES507889A0/es active Granted
- 1981-12-11 HU HU813744A patent/HU195826B/hu unknown
- 1981-12-11 BR BR8108065A patent/BR8108065A/pt unknown
- 1981-12-11 DK DK551081A patent/DK155490C/da active
- 1981-12-12 PL PL1981234217A patent/PL132246B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES8207187A1 (es) | 1982-09-01 |
| PL234217A1 (pt) | 1982-08-02 |
| CA1164476A (en) | 1984-03-27 |
| DK155490C (da) | 1989-09-04 |
| PL132246B1 (en) | 1985-02-28 |
| DK155490B (da) | 1989-04-17 |
| JPS57123194A (en) | 1982-07-31 |
| FI68160B (fi) | 1985-04-30 |
| EP0054770B1 (de) | 1985-04-03 |
| JPH0244316B2 (pt) | 1990-10-03 |
| DK551081A (da) | 1982-06-14 |
| ES507889A0 (es) | 1982-09-01 |
| GR76944B (pt) | 1984-09-04 |
| DE3047048A1 (de) | 1982-07-29 |
| ATE12451T1 (de) | 1985-04-15 |
| IE812831L (en) | 1982-06-13 |
| IE51980B1 (en) | 1987-05-13 |
| EP0054770A2 (de) | 1982-06-30 |
| FI813930L (fi) | 1982-06-14 |
| BR8108065A (pt) | 1982-09-21 |
| US4425276A (en) | 1984-01-10 |
| HU195826B (en) | 1988-07-28 |
| DE3047048C2 (pt) | 1989-03-02 |
| EP0054770A3 (en) | 1982-08-04 |
| ZA818409B (en) | 1982-10-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MA | Patent expired |
Owner name: A. NATTERMANN & CIE GMBH |