IN171049B - - Google Patents
Info
- Publication number
- IN171049B IN171049B IN203/MAS/88A IN203MA1988A IN171049B IN 171049 B IN171049 B IN 171049B IN 203MA1988 A IN203MA1988 A IN 203MA1988A IN 171049 B IN171049 B IN 171049B
- Authority
- IN
- India
Links
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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/49—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide
- C07C45/50—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide by oxo-reactions
-
- 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
- C07F9/025—Purification; Separation; Stabilisation; Desodorisation of organo-phosphorus compounds
-
- 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
- C07F9/141—Esters of phosphorous acids
-
- 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
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/6564—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
- C07F9/6571—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and oxygen atoms as the only ring hetero atoms
- C07F9/6574—Esters of oxyacids of phosphorus
- C07F9/65744—Esters of oxyacids of phosphorus condensed with carbocyclic or heterocyclic rings or ring systems
-
- 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
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/6564—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
- C07F9/6571—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and oxygen atoms as the only ring hetero atoms
- C07F9/6574—Esters of oxyacids of phosphorus
- C07F9/65746—Esters of oxyacids of phosphorus the molecule containing more than one cyclic phosphorus atom
-
- 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
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/6564—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
- C07F9/6578—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and sulfur atoms with or without oxygen atoms, as ring hetero atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/032,906 US4835299A (en) | 1987-03-31 | 1987-03-31 | Process for purifying tertiary organophosphites |
Publications (1)
Publication Number | Publication Date |
---|---|
IN171049B true IN171049B (pm) | 1992-07-04 |
Family
ID=21867504
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN203/MAS/88A IN171049B (pm) | 1987-03-31 | 1988-03-30 |
Country Status (11)
Country | Link |
---|---|
US (1) | US4835299A (pm) |
EP (1) | EP0285136B2 (pm) |
JP (1) | JPH064660B2 (pm) |
KR (1) | KR930005259B1 (pm) |
CN (1) | CN1019396B (pm) |
CA (1) | CA1314053C (pm) |
DE (1) | DE3886577T3 (pm) |
ES (1) | ES2046996T3 (pm) |
IN (1) | IN171049B (pm) |
MX (1) | MX166895B (pm) |
PL (1) | PL152658B1 (pm) |
Families Citing this family (73)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW213465B (pm) * | 1991-06-11 | 1993-09-21 | Mitsubishi Chemicals Co Ltd | |
US5391799A (en) * | 1992-05-05 | 1995-02-21 | Ciba-Geigy Corporation | Process for the preparation 6-chloro-2,4,8,10-tetra-butyldibenzo[d,f][1,3,2]dioxaphoshepin |
US5292785A (en) * | 1992-05-05 | 1994-03-08 | Ciba-Geigy Corporation | Bis-phosphite stabilized compositions |
US5310890A (en) * | 1992-07-22 | 1994-05-10 | Ciba-Geigy Corporation | Carbohydrate substituted dibenzoi(d,g)(1,3,2)dioxaphosphocin stabilizers |
US5310889A (en) * | 1992-07-22 | 1994-05-10 | Ciba-Geigy Corporation | Carbohydrate substituted dibenzo(d,f)(1,3,2)dioxaphosphepin stabilizers |
US5763680A (en) * | 1995-12-06 | 1998-06-09 | Union Carbide Chemicals & Plastics Technology Corporation | Metal-ligand complex catalyzed process |
US5789625A (en) * | 1995-12-06 | 1998-08-04 | Union Carbide Chemicals & Plastics Technology Corporation | Metal-ligand complex catalyzed processes |
US5892127A (en) * | 1996-04-24 | 1999-04-06 | Union Carbide Chemicals & Plastics Technology Corporation | Processes for producing 1,6-hexanedials and derivatives |
TW482765B (en) * | 1996-08-05 | 2002-04-11 | Sumitomo Chemical Co | Phosphites, process for producing the same and their use |
US5892119A (en) * | 1996-11-26 | 1999-04-06 | Union Carbide Chemicals & Plastics Technology Corporation | Metal-ligand complex catalyzed processes |
US5917095A (en) * | 1996-11-26 | 1999-06-29 | Union Carbide Chemicals & Plastics Technology Corporation | Metal-ligand complex catalyzed processes |
DE69916560T2 (de) | 1998-12-10 | 2005-04-14 | Mitsubishi Chemical Corp. | Verfahren zur Herstellung von Aldehyden |
DE10148551A1 (de) * | 2001-10-01 | 2003-04-10 | Bayer Ag | Chirale Monophosphorverbindungen |
DE10220801A1 (de) * | 2002-05-10 | 2003-11-20 | Oxeno Olefinchemie Gmbh | Verfahren zur Rhodium-katalysierten Hydroformylierung von Olefinen unter Reduzierung der Rhodiumverluste |
AU2003253389A1 (en) * | 2002-08-31 | 2004-03-19 | Oxeno Olefinchemie Gmbh | Method for the hydroformylation of olefinically unsaturated compounds, especially olefins, in the presence of cyclic carbonic acid esters |
KR101035146B1 (ko) | 2006-11-06 | 2011-05-17 | 주식회사 엘지화학 | 옥소 공정에서 재결정화 과정에 의한 촉매 리간드 산화물의 분리 방법 |
US7863487B2 (en) * | 2007-03-20 | 2011-01-04 | Dow Technology Investments Llc | Hydroformylation process with improved control over product isomers |
CN101796004B (zh) | 2007-09-07 | 2013-11-13 | 陶氏环球技术公司 | 脂族二醛至脂族二醇的氢化 |
US7872156B2 (en) * | 2007-12-26 | 2011-01-18 | Eastman Chemical Company | Fluorophosphite containing catalysts for hydroformylation processes |
US7872157B2 (en) * | 2007-12-26 | 2011-01-18 | Eastman Chemical Company | Phosphonite containing catalysts for hydroformylation processes |
PL2703380T3 (pl) | 2008-07-03 | 2016-05-31 | Dow Technology Investments Llc | Sposób obróbki produktu wyjściowego z hydroformylowania |
WO2010057099A1 (en) | 2008-11-14 | 2010-05-20 | University Of Kansas | Polymer-supported transition metal catalyst complexes and methods of use |
US7928267B1 (en) | 2009-06-22 | 2011-04-19 | Eastman Chemical Company | Phosphite containing catalysts for hydroformylation processes |
CN102574878A (zh) | 2009-10-16 | 2012-07-11 | 陶氏技术投资有限责任公司 | 气相加氢甲酰化方法 |
EP2516371B2 (en) | 2009-12-22 | 2022-08-17 | Dow Technology Investments LLC | Controlling the normal:iso aldehyde ratio in a mixed ligand hydroformylation process by controlling the olefin partial pressure |
PL2722325T5 (pl) | 2009-12-22 | 2019-07-31 | Dow Technology Investments Llc | Regulowanie stosunku aldehyd normalny : izoaldehyd w procesie hydroformylowania z mieszanymi ligandami przez regulowanie ciśnienia cząsteczkowego gazu syntezowego |
CN102741210B (zh) | 2009-12-22 | 2016-02-24 | 陶氏技术投资有限责任公司 | 控制混合配体加氢甲酰化工艺中的正构∶异构醛比率 |
US8741173B2 (en) | 2010-10-05 | 2014-06-03 | Dow Technology Investments Llc | Hydroformylation process |
DE102011002639A1 (de) * | 2011-01-13 | 2012-07-19 | Evonik Oxeno Gmbh | Verfahren zur Herstellung von Biphephos |
SA112330271B1 (ar) | 2011-04-18 | 2015-02-09 | داو تكنولوجى انفستمنتس ال ال سى | تخفيف التلوث في عمليات هيدروفورملة عن طريق إضافة الماء |
EP2773649B1 (en) * | 2011-10-31 | 2017-07-12 | Dow Technology Investments LLC | Preventing solvent of crystallization in production of polyphosphite ligands |
MX363617B (es) | 2011-12-30 | 2019-03-28 | Basf Se | Metodo para la purificacion de compuestos de difosfitos organicos. |
MX342865B (es) | 2011-12-30 | 2016-10-17 | Basf Se | Metodo para la produccion de 6 - clorodibenzo [d, f] [1, 3, 2] dioxafosfepina. |
US8841474B2 (en) | 2011-12-30 | 2014-09-23 | Basf Se | Process for preparing 6-chlorodibenzo[D,F][1,3,2]dioxaphosphepin |
RU2660899C2 (ru) | 2011-12-30 | 2018-07-11 | Басф Се | Кристаллический сольват и несольватированные формы 6,6'-[[3,3',5,5'-тетракис(1,1-диметилэтил)-[1,1'-бифенил]-2,2'-диил]бис(окси)]бис-дибензо[d,f][1,3,2]-диоксафосфепина |
US9108988B2 (en) | 2011-12-30 | 2015-08-18 | Basf Se | Method of purifying organic diphosphite compounds |
US8796481B2 (en) | 2011-12-30 | 2014-08-05 | Basf Se | Crystalline solvate and non-solvated forms of 6,6′-[[3,3′,5,5′-tetrakis(1,1-dimethylethyl)-[1,1′biphenyl]-2,2′-diyl]bis(oxy)]bis-dibenzo [d,f] [1,3,2]-dioxaphosphepine |
EP2822921B1 (de) | 2012-03-07 | 2018-06-20 | Basf Se | Verfahren zur wärmeintegration bei der hydrierung und destillation von c3-c20 aldehyden |
EP2836474B1 (de) | 2012-04-12 | 2018-01-31 | Basf Se | Verfahren zur ergänzung des katalysators bei der kontinuierlichen hydroformylierung |
US8889917B2 (en) | 2012-04-12 | 2014-11-18 | Basf Se | Method of supplementing the catalyst in continuous hydroformylation |
RU2634719C2 (ru) | 2012-06-04 | 2017-11-03 | Дау Текнолоджи Инвестментс Ллс | Способ гидроформилирования |
EP2890493A1 (en) | 2012-08-29 | 2015-07-08 | Dow Technology Investments LLC | Catalyst preparation process |
IN2015DN02639A (pm) | 2012-09-25 | 2015-09-18 | Dow Technology Investments Llc | |
WO2014088816A1 (en) | 2012-12-06 | 2014-06-12 | Dow Technology Investments Llc | Hydroformylation process |
CN104725170B (zh) | 2013-12-19 | 2019-08-23 | 陶氏技术投资有限责任公司 | 加氢甲酰化方法 |
JP2016540780A (ja) | 2013-12-19 | 2016-12-28 | ダウ テクノロジー インベストメンツ リミティド ライアビリティー カンパニー | ヒドロホルミル化プロセス |
DE102014201756A1 (de) | 2014-01-31 | 2015-08-06 | Evonik Degussa Gmbh | Reinigung chlorverschmutzter Organophosphorverbindungen |
DE102014202500A1 (de) * | 2014-02-12 | 2015-08-13 | Evonik Degussa Gmbh | Verfahren zur Reduzierung des Chlorgehalts von Organobisphosphiten |
US20170015816A1 (en) * | 2014-03-12 | 2017-01-19 | Sumitomo Chemical Company, Limited | Processing stabilizer |
US10131608B2 (en) | 2014-03-31 | 2018-11-20 | Dow Technology Investments Llc | Hydroformylation process |
CN106660915B (zh) * | 2014-05-14 | 2020-08-14 | 陶氏技术投资有限责任公司 | 稳定的有机磷化合物 |
PL3145940T3 (pl) * | 2014-05-20 | 2019-05-31 | Evonik Degussa Gmbh | Sposób redukcji zawartości chloru w organomonofosfitach przy zastosowaniu dwóch roztworów |
MY184826A (en) | 2014-12-04 | 2021-04-24 | Dow Technology Investments Llc | Hydroformylation process |
MX384402B (es) | 2015-07-28 | 2025-03-14 | Dow Technology Investments Llc | Método para la preparación de una solución de compuesto de organofosforo estabilizado. |
EP3147291A1 (de) | 2015-09-28 | 2017-03-29 | Evonik Degussa GmbH | Verfahren zur reduzierung des chlorgehalts von organotetraphosphiten |
TWI709566B (zh) | 2015-09-30 | 2020-11-11 | 美商陶氏科技投資公司 | 用於製造有機磷化合物的方法 |
TWI709568B (zh) | 2015-09-30 | 2020-11-11 | 美商陶氏科技投資公司 | 用於製造有機磷化合物的方法 |
CN108349863B (zh) | 2015-11-10 | 2021-07-27 | 陶氏技术投资有限责任公司 | 用于生产醛的方法 |
EP3176174A1 (de) | 2015-12-03 | 2017-06-07 | Evonik Degussa GmbH | Verfahren zur reduzierung des chlorgehalts von organotetraphosphiten |
ES2901236T3 (es) | 2016-02-11 | 2022-03-21 | Dow Technology Investments Llc | Procesos para convertir olefinas en alcoholes, éteres o combinaciones de los mismos |
US10981851B2 (en) | 2017-10-25 | 2021-04-20 | Dow Technology Investments Llc | Hydroformylation process |
WO2019094290A1 (en) | 2017-11-13 | 2019-05-16 | Dow Technology Investments Llc | Processes for recovery of rhodium from a hydroformylation process |
US11691936B2 (en) | 2018-11-29 | 2023-07-04 | Dow Technology Investments Llc | Hydroformylation process |
EP3990176B1 (en) | 2019-06-27 | 2024-11-06 | Dow Technology Investments LLC | Process to prepare solution from hydroformylation process for precious metal recovery |
TWI874467B (zh) | 2019-11-05 | 2025-03-01 | 美商陶氏科技投資有限公司 | 用於自c6或更高碳數烯烴氫甲醯化製程之催化劑淨化流回收銠之方法 |
CN114929660A (zh) | 2019-12-19 | 2022-08-19 | 陶氏技术投资有限责任公司 | 用于制备异戊二烯和包含至少六个碳原子的单烯烃的方法 |
CN114075244B (zh) * | 2020-08-18 | 2024-06-04 | 中国石油化工股份有限公司 | 一种双齿亚磷酸酯及其纯化方法和应用 |
EP4011891A1 (de) | 2020-12-09 | 2022-06-15 | Covestro Deutschland AG | Verfahren zur herstellung von flammgeschützten pur/pir-hartschaumstoffen |
CN116635362A (zh) | 2020-12-14 | 2023-08-22 | 陶氏技术投资有限责任公司 | 改进加氢甲酰化方法中的催化金属可计量性的方法 |
CN118103532A (zh) | 2021-11-11 | 2024-05-28 | 陶氏技术投资有限责任公司 | 用于从加氢甲酰化过程中回收铑的方法 |
CN115677757B (zh) * | 2022-11-21 | 2023-07-25 | 江苏极易新材料有限公司 | 一种低氯离子含量的三(2,4-二叔丁基苯基)亚磷酸酯提纯方法 |
WO2024228768A1 (en) | 2023-05-04 | 2024-11-07 | Dow Technology Investments Llc | Hydroformylation process |
WO2025029349A1 (en) | 2023-08-03 | 2025-02-06 | Dow Technology Investments Llc | Hydroformylation process |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA694472A (en) * | 1964-09-15 | E. Jones William | Selective extraction process | |
US3356775A (en) * | 1963-07-31 | 1967-12-05 | Monsanto Co | Purification of triaryl phosphates |
US3415906A (en) * | 1964-05-29 | 1968-12-10 | Hooker Chemical Corp | Phosphite phospholane and phosphorinane compounds |
US3511880A (en) * | 1966-09-16 | 1970-05-12 | Union Oil Co | Hydrocarbonylation process |
US3527809A (en) * | 1967-08-03 | 1970-09-08 | Union Carbide Corp | Hydroformylation process |
SU389100A1 (ru) * | 1971-05-24 | 1973-07-05 | Способ разделения моно- и диалкиловых эфиров фосфорной кислоты | |
FR2259104B1 (pm) * | 1974-01-25 | 1976-11-26 | Rhone Poulenc Ind | |
US3876395A (en) * | 1974-03-07 | 1975-04-08 | Union Carbide Corp | Method for the adsorption of sulfur dioxide |
US3917469A (en) * | 1974-07-24 | 1975-11-04 | Union Carbide Corp | Method for the removal of sulfur dioxide from gas mixtures |
US4351759A (en) * | 1978-01-03 | 1982-09-28 | Ciba-Geigy Corporation | Alkylated 2,2'-biphenylene phosphites and stabilized compositions |
DE2837027A1 (de) * | 1978-08-24 | 1980-03-06 | Bayer Ag | Neue phosphorigsaeureester und ihre verwendung zur stabilisierung von polyamiden |
US4258215A (en) * | 1979-08-29 | 1981-03-24 | Eastman Kodak Company | Hydroformylation process |
ATE26696T1 (de) * | 1982-06-11 | 1987-05-15 | Davy Mckee London | Hydroformylierungsverfahren. |
ATE28183T1 (de) * | 1982-06-11 | 1987-07-15 | Davy Mckee London | Hydroformylierungsverfahren. |
US4532085A (en) * | 1983-07-05 | 1985-07-30 | Stauffer Chemical Company | Phosphate ester recovery |
GB8334359D0 (en) * | 1983-12-23 | 1984-02-01 | Davy Mckee Ltd | Process |
US4599206A (en) * | 1984-02-17 | 1986-07-08 | Union Carbide Corporation | Transition metal complex catalyzed reactions |
US4737588A (en) * | 1984-12-28 | 1988-04-12 | Union Carbide Corporation | Transition metal complex catalyzed reactions |
US4668651A (en) * | 1985-09-05 | 1987-05-26 | Union Carbide Corporation | Transition metal complex catalyzed processes |
US4748261A (en) * | 1985-09-05 | 1988-05-31 | Union Carbide Corporation | Bis-phosphite compounds |
US4774361A (en) * | 1986-05-20 | 1988-09-27 | Union Carbide Corporation | Transition metal complex catalyzed reactions |
-
1987
- 1987-03-31 US US07/032,906 patent/US4835299A/en not_active Expired - Lifetime
-
1988
- 1988-03-30 EP EP88105185A patent/EP0285136B2/en not_active Expired - Lifetime
- 1988-03-30 CA CA000562929A patent/CA1314053C/en not_active Expired - Fee Related
- 1988-03-30 MX MX010970A patent/MX166895B/es unknown
- 1988-03-30 CN CN88102776A patent/CN1019396B/zh not_active Expired
- 1988-03-30 ES ES88105185T patent/ES2046996T3/es not_active Expired - Lifetime
- 1988-03-30 KR KR1019880003471A patent/KR930005259B1/ko not_active Expired - Fee Related
- 1988-03-30 IN IN203/MAS/88A patent/IN171049B/en unknown
- 1988-03-30 DE DE3886577T patent/DE3886577T3/de not_active Expired - Lifetime
- 1988-03-31 JP JP63076654A patent/JPH064660B2/ja not_active Expired - Lifetime
- 1988-03-31 PL PL1988271548A patent/PL152658B1/pl unknown
Also Published As
Publication number | Publication date |
---|---|
EP0285136A3 (en) | 1989-11-23 |
DE3886577T2 (de) | 1994-04-28 |
EP0285136A2 (en) | 1988-10-05 |
CA1314053C (en) | 1993-03-02 |
DE3886577T3 (de) | 2000-01-13 |
PL152658B1 (en) | 1991-01-31 |
EP0285136B1 (en) | 1993-12-29 |
JPH02231497A (ja) | 1990-09-13 |
ES2046996T3 (es) | 1994-02-16 |
CN1019396B (zh) | 1992-12-09 |
DE3886577D1 (de) | 1994-02-10 |
CN88102776A (zh) | 1988-11-23 |
KR880011179A (ko) | 1988-10-27 |
EP0285136B2 (en) | 1999-10-20 |
US4835299A (en) | 1989-05-30 |
JPH064660B2 (ja) | 1994-01-19 |
KR930005259B1 (ko) | 1993-06-17 |
PL271548A1 (en) | 1989-01-23 |
MX166895B (es) | 1993-02-11 |