UA61904C2 - Method of vaporizing, vaporizer for vaporization of oxidation-sensitive compounds and cracking fractionator - Google Patents
Method of vaporizing, vaporizer for vaporization of oxidation-sensitive compounds and cracking fractionator Download PDFInfo
- Publication number
- UA61904C2 UA61904C2 UA98084551A UA98084551A UA61904C2 UA 61904 C2 UA61904 C2 UA 61904C2 UA 98084551 A UA98084551 A UA 98084551A UA 98084551 A UA98084551 A UA 98084551A UA 61904 C2 UA61904 C2 UA 61904C2
- Authority
- UA
- Ukraine
- Prior art keywords
- liquid
- evaporator
- oxidation
- evaporation
- solid surface
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000007254 oxidation reaction Methods 0.000 title abstract description 51
- 230000003647 oxidation Effects 0.000 title abstract description 49
- 150000001875 compounds Chemical class 0.000 title abstract description 36
- 230000008016 vaporization Effects 0.000 title abstract description 8
- 239000006200 vaporizer Substances 0.000 title abstract description 8
- 238000009834 vaporization Methods 0.000 title abstract description 3
- 238000005336 cracking Methods 0.000 title 1
- 239000007787 solid Substances 0.000 claims abstract description 36
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 144
- 239000007788 liquid Substances 0.000 claims description 117
- 238000001704 evaporation Methods 0.000 claims description 53
- 230000008020 evaporation Effects 0.000 claims description 36
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 22
- 239000011552 falling film Substances 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 6
- 150000002334 glycols Chemical class 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000009827 uniform distribution Methods 0.000 claims description 3
- 238000009736 wetting Methods 0.000 claims 2
- 239000012808 vapor phase Substances 0.000 abstract description 23
- 239000012530 fluid Substances 0.000 abstract 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 45
- 239000010408 film Substances 0.000 description 31
- 150000001299 aldehydes Chemical class 0.000 description 27
- 239000002245 particle Substances 0.000 description 27
- 229910052742 iron Inorganic materials 0.000 description 21
- 238000004821 distillation Methods 0.000 description 20
- 239000000047 product Substances 0.000 description 20
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 18
- 230000015572 biosynthetic process Effects 0.000 description 16
- 238000002474 experimental method Methods 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 11
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 238000009835 boiling Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 125000004432 carbon atom Chemical group C* 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 239000011810 insulating material Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- -1 glycol ethers Chemical class 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 229910000975 Carbon steel Inorganic materials 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000010962 carbon steel Substances 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 150000002009 diols Chemical class 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 229920005862 polyol Polymers 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-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
- 239000002253 acid Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 2
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 150000003077 polyols Chemical class 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 150000001241 acetals Chemical class 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 229940015043 glyoxal Drugs 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000001577 simple distillation Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/06—Evaporators with vertical tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/06—Evaporators with vertical tubes
- B01D1/065—Evaporators with vertical tubes by film evaporating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/22—Evaporating by bringing a thin layer of the liquid into contact with a heated surface
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B63/00—Purification; Separation; Stabilisation; Use of additives
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S159/00—Concentrating evaporators
- Y10S159/15—Special material
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Chemical Vapour Deposition (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19602640A DE19602640A1 (de) | 1996-01-25 | 1996-01-25 | Verfahren und Verdampfer zur Verdampfung oxidationsempfindlicher Verbindungen |
PCT/EP1997/000245 WO1997026970A1 (de) | 1996-01-25 | 1997-01-20 | Verfahren und verdampfer zur verdampfung oxidationsempfindlicher verbindungen |
Publications (1)
Publication Number | Publication Date |
---|---|
UA61904C2 true UA61904C2 (en) | 2003-12-15 |
Family
ID=7783664
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
UA98084551A UA61904C2 (en) | 1996-01-25 | 1997-01-20 | Method of vaporizing, vaporizer for vaporization of oxidation-sensitive compounds and cracking fractionator |
Country Status (15)
Country | Link |
---|---|
US (1) | US6066232A (pt) |
EP (1) | EP0880385B1 (pt) |
JP (1) | JP3325271B2 (pt) |
KR (1) | KR100467730B1 (pt) |
CN (1) | CN1128646C (pt) |
AR (1) | AR005531A1 (pt) |
BR (1) | BR9707072A (pt) |
DE (2) | DE19602640A1 (pt) |
ES (1) | ES2159833T3 (pt) |
MY (1) | MY129470A (pt) |
PL (1) | PL185951B1 (pt) |
RU (1) | RU2200608C2 (pt) |
SA (1) | SA97180477B1 (pt) |
UA (1) | UA61904C2 (pt) |
WO (1) | WO1997026970A1 (pt) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19855911A1 (de) * | 1998-12-03 | 2000-06-08 | Basf Ag | Verfahren zur Isolierung von Glykolen |
US6464943B1 (en) * | 1999-09-07 | 2002-10-15 | Felix H. Yiu | Solid phase evaporator device |
DE10036958A1 (de) * | 2000-07-28 | 2002-02-07 | Basf Ag | Verfahren zur Herstellung von tert.-C4-C8-Alkylestern der (Meth)acrylsäure |
DE10124904A1 (de) * | 2001-05-22 | 2002-11-28 | Bayer Ag | Gekammerter Umlaufverdampfer |
DE10135716A1 (de) * | 2001-07-21 | 2003-02-06 | Basf Ag | Verbesserter Fallfilmverdampfer zur Auftrennung von Stoffgemischen |
DE10215124A1 (de) * | 2002-04-05 | 2003-10-16 | Wme Ges Fuer Windkraftbetr Ene | Verdampferrohr für eine Meerwasserentsalzungsanlage |
DE10221122A1 (de) * | 2002-05-13 | 2003-12-04 | Bayer Ag | Verfahren zur schonenden destillativen Trennung von Stoffgemischen |
DE10341896A1 (de) * | 2003-09-10 | 2005-04-14 | Uhde Gmbh | Mehrphasen-Flüssigkeitsverteiler für einen Rieselbettreaktor |
AT412951B (de) * | 2003-10-02 | 2005-09-26 | Vtu Engineering Planungs Und B | Dünnschichtverdampfer |
DE102004045671A1 (de) * | 2004-09-17 | 2006-03-23 | Uhde Gmbh | Teillastfähiger Fallfilmverdampfer und Verfahren zum Teillastbetrieb |
US7790001B2 (en) * | 2006-04-17 | 2010-09-07 | Sd Lizenzverwertungsgesellschaft Mbh & Co. Kg | Method of corrosion prevention |
US20110177440A1 (en) * | 2010-01-21 | 2011-07-21 | Hiroshi Yamada | Method of manufacturing toner and toner manufactured by the method |
CN101766916B (zh) * | 2010-03-03 | 2011-08-31 | 南京斯迈柯特种金属装备股份有限公司 | 高效蒸发器 |
RU2462286C1 (ru) * | 2011-03-14 | 2012-09-27 | Государственное образовательное учреждение высшего профессионального образования Волгоградский государственный технический университет (ВолгГТУ) | Способ испарения жидкости в испарителе |
DE102011102224A1 (de) * | 2011-05-23 | 2012-11-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung zur Verdampfung flüssiger Kohlenwasserstoffverbindungen oder von Flüssigkeiten in denen Kohlenwasserstoffverbindungen enthalten sind sowie deren Verwendung |
WO2013030332A1 (de) | 2011-08-31 | 2013-03-07 | Basf Se | Verteilervorrichtung zur verteilung von flüssigkeit auf rohre eines rohrbündelapparates sowie rohrbündelapparat, insbesondere fallfilmverdampfer |
US20130055755A1 (en) * | 2011-08-31 | 2013-03-07 | Basf Se | Distributor device for distributing liquid to tubes of a tube-bundle apparatus, and also tube-bundle apparatus, in particular falling-film evaporator |
KR101152305B1 (ko) * | 2011-10-31 | 2012-06-11 | (주)송산피엔이 | 증발기 |
JP2013141658A (ja) * | 2012-01-12 | 2013-07-22 | Sumitomo Chemical Co Ltd | 蒸発装置、蒸発システム及び蒸発方法 |
US9683784B2 (en) | 2012-01-27 | 2017-06-20 | Carrier Corporation | Evaporator and liquid distributor |
RU2619684C1 (ru) * | 2016-04-19 | 2017-05-17 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Волгоградский государственный технический университет" (ВолгГТУ) | Способ повышения интенсивности теплоотдачи в испарителе |
US10894222B2 (en) | 2017-02-14 | 2021-01-19 | Covestro Deutschland Ag | Distributor device, in particular for falling film evaporators, and use thereof |
KR101975720B1 (ko) * | 2018-11-23 | 2019-08-28 | 이상조 | 박막 강하형 증발 농축 장치 |
US12006869B2 (en) * | 2022-10-04 | 2024-06-11 | General Electric Company | Heat exchanger for a gas turbine engine |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH378290A (de) * | 1960-01-29 | 1964-06-15 | Wiegand Apparatebau Gmbh | Verfahren und Vorrichtung zur gleichmässigen Verteilung der einzudampfenden Flüssigkeit auf die Heizrohre eines Fallstromverdampfers |
CH565576A5 (pt) * | 1973-12-14 | 1975-08-29 | Escher Wyss Ag | |
IT1100716B (it) * | 1978-12-15 | 1985-09-28 | Snam Progetti | Apparecchiatura per la distribuzione di liquido in forma di film all'interno di tubi verticali |
US4264538A (en) * | 1980-05-14 | 1981-04-28 | Norton Company | Liquid distributor |
FR2501348A1 (fr) * | 1981-03-09 | 1982-09-10 | Stein Industrie | Procede de vaporisation d'un liquide pur |
DE3338488A1 (de) * | 1982-10-29 | 1984-05-03 | Basf Ag, 6700 Ludwigshafen | Verfahren zur gewinnung von temperaturempfindlichen produkten durch thermisch schonende destillation mittels eines mit einer destillationskolonne verbundenen duennschichtverdampfers und eine anordnung zur durchfuehrung des verfahrens |
JPS6054702A (ja) * | 1983-09-05 | 1985-03-29 | Toyo Eng Corp | 蒸発器 |
DE3643816A1 (de) * | 1986-02-19 | 1987-08-20 | Man Technologie Gmbh | Eindampf-vorrichtung mit einer verdampfer-kondensator-einheit |
FI76699C (fi) * | 1986-06-25 | 1988-12-12 | Ahlstroem Oy | Indunstare av roertyp. |
JPS6438590A (en) * | 1987-08-04 | 1989-02-08 | Toshiba Corp | Heat exchanger |
DE3904357A1 (de) * | 1989-02-14 | 1990-08-16 | Krupp Industrietech | Verteilervorrichtung fuer fallstromverdampfer |
US5770020A (en) * | 1990-12-14 | 1998-06-23 | Keeran Corporation N.V. | Distillation apparatus |
US5246541A (en) * | 1991-05-14 | 1993-09-21 | A. Ahlstrom Corporation | Evaporator for liquid solutions |
WO1995005226A1 (en) * | 1993-08-12 | 1995-02-23 | Ancon Chemicals Pty. Ltd. | Distributor plate and evaporator |
FI97694C (fi) * | 1994-09-27 | 1997-02-10 | Hadwaco Ltd Oy | Haihduttimen nesteenjakaja |
-
1996
- 1996-01-25 DE DE19602640A patent/DE19602640A1/de not_active Withdrawn
-
1997
- 1997-01-20 WO PCT/EP1997/000245 patent/WO1997026970A1/de active IP Right Grant
- 1997-01-20 UA UA98084551A patent/UA61904C2/uk unknown
- 1997-01-20 EP EP97901560A patent/EP0880385B1/de not_active Expired - Lifetime
- 1997-01-20 BR BR9707072A patent/BR9707072A/pt not_active IP Right Cessation
- 1997-01-20 ES ES97901560T patent/ES2159833T3/es not_active Expired - Lifetime
- 1997-01-20 RU RU98116061/12A patent/RU2200608C2/ru active
- 1997-01-20 JP JP52651397A patent/JP3325271B2/ja not_active Expired - Lifetime
- 1997-01-20 US US09/117,213 patent/US6066232A/en not_active Expired - Lifetime
- 1997-01-20 DE DE59703791T patent/DE59703791D1/de not_active Expired - Lifetime
- 1997-01-20 KR KR10-1998-0705699A patent/KR100467730B1/ko not_active IP Right Cessation
- 1997-01-20 CN CN97193227A patent/CN1128646C/zh not_active Expired - Lifetime
- 1997-01-20 PL PL97328158A patent/PL185951B1/pl unknown
- 1997-01-22 MY MYPI97000239A patent/MY129470A/en unknown
- 1997-01-23 AR ARP970100277A patent/AR005531A1/es active IP Right Grant
- 1997-10-08 SA SA97180477A patent/SA97180477B1/ar unknown
Also Published As
Publication number | Publication date |
---|---|
US6066232A (en) | 2000-05-23 |
ES2159833T3 (es) | 2001-10-16 |
EP0880385A1 (de) | 1998-12-02 |
KR19990081981A (ko) | 1999-11-15 |
EP0880385B1 (de) | 2001-06-13 |
PL328158A1 (en) | 1999-01-18 |
MY129470A (en) | 2007-04-30 |
RU2200608C2 (ru) | 2003-03-20 |
JP3325271B2 (ja) | 2002-09-17 |
CN1128646C (zh) | 2003-11-26 |
DE19602640A1 (de) | 1997-07-31 |
KR100467730B1 (ko) | 2005-03-16 |
BR9707072A (pt) | 1999-07-20 |
SA97180477B1 (ar) | 2006-08-20 |
AR005531A1 (es) | 1999-06-23 |
JPH11504858A (ja) | 1999-05-11 |
CN1213982A (zh) | 1999-04-14 |
WO1997026970A1 (de) | 1997-07-31 |
PL185951B1 (pl) | 2003-09-30 |
DE59703791D1 (de) | 2001-07-19 |
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