JPS62294403A - 複合膜 - Google Patents
複合膜Info
- Publication number
- JPS62294403A JPS62294403A JP62094269A JP9426987A JPS62294403A JP S62294403 A JPS62294403 A JP S62294403A JP 62094269 A JP62094269 A JP 62094269A JP 9426987 A JP9426987 A JP 9426987A JP S62294403 A JPS62294403 A JP S62294403A
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- film
- porous
- composite membrane
- permeable
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title claims description 45
- 239000012528 membrane Substances 0.000 claims description 129
- 239000011148 porous material Substances 0.000 claims description 58
- 238000000034 method Methods 0.000 claims description 20
- 238000000926 separation method Methods 0.000 claims description 12
- 238000006116 polymerization reaction Methods 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 5
- 229920006254 polymer film Polymers 0.000 claims description 5
- 238000012695 Interfacial polymerization Methods 0.000 claims description 4
- 229920000620 organic polymer Polymers 0.000 claims description 4
- 239000010408 film Substances 0.000 description 62
- 239000007789 gas Substances 0.000 description 36
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 21
- 239000010410 layer Substances 0.000 description 16
- 230000035699 permeability Effects 0.000 description 14
- 239000000243 solution Substances 0.000 description 14
- 239000002253 acid Substances 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 229920000642 polymer Polymers 0.000 description 12
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- 230000004907 flux Effects 0.000 description 9
- 239000000203 mixture Substances 0.000 description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 239000010407 anodic oxide Substances 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 8
- 238000000576 coating method Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 238000000108 ultra-filtration Methods 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000012466 permeate Substances 0.000 description 6
- 229920002873 Polyethylenimine Polymers 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 230000007547 defect Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 238000003980 solgel method Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 238000003618 dip coating Methods 0.000 description 4
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 4
- 238000001223 reverse osmosis Methods 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 3
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 3
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 3
- LLCSWKVOHICRDD-UHFFFAOYSA-N buta-1,3-diyne Chemical group C#CC#C LLCSWKVOHICRDD-UHFFFAOYSA-N 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 239000000969 carrier Substances 0.000 description 3
- 229910001431 copper ion Inorganic materials 0.000 description 3
- 229910000365 copper sulfate Inorganic materials 0.000 description 3
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 229920005597 polymer membrane Polymers 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005885 boration reaction Methods 0.000 description 2
- 239000012159 carrier gas Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- MIZLGWKEZAPEFJ-UHFFFAOYSA-N 1,1,2-trifluoroethene Chemical group FC=C(F)F MIZLGWKEZAPEFJ-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- JFMOYHBEGWPXBI-UHFFFAOYSA-N [C].[As] Chemical compound [C].[As] JFMOYHBEGWPXBI-UHFFFAOYSA-N 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000002048 anodisation reaction Methods 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 229910001593 boehmite Inorganic materials 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- UBAZGMLMVVQSCD-UHFFFAOYSA-N carbon dioxide;molecular oxygen Chemical compound O=O.O=C=O UBAZGMLMVVQSCD-UHFFFAOYSA-N 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 229920001688 coating polymer Polymers 0.000 description 1
- 239000002285 corn oil Substances 0.000 description 1
- 235000005687 corn oil Nutrition 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- -1 diacid Chemical compound 0.000 description 1
- 238000011026 diafiltration Methods 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- 229920006332 epoxy adhesive Polymers 0.000 description 1
- AFSIMBWBBOJPJG-UHFFFAOYSA-N ethenyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC=C AFSIMBWBBOJPJG-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000037406 food intake Effects 0.000 description 1
- 235000012631 food intake Nutrition 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000005661 hydrophobic surface Effects 0.000 description 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004949 mass spectrometry Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 238000005373 pervaporation Methods 0.000 description 1
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 238000004621 scanning probe microscopy Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 235000019795 sodium metasilicate Nutrition 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- LXEJRKJRKIFVNY-UHFFFAOYSA-N terephthaloyl chloride Chemical compound ClC(=O)C1=CC=C(C(Cl)=O)C=C1 LXEJRKJRKIFVNY-UHFFFAOYSA-N 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical class [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/02—Inorganic material
- B01D71/024—Oxides
- B01D71/025—Aluminium oxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8609248 | 1986-04-16 | ||
| GB868609248A GB8609248D0 (en) | 1986-04-16 | 1986-04-16 | Composite membranes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62294403A true JPS62294403A (ja) | 1987-12-21 |
Family
ID=10596272
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62094269A Pending JPS62294403A (ja) | 1986-04-16 | 1987-04-16 | 複合膜 |
| JP62094268A Granted JPS62279806A (ja) | 1986-04-16 | 1987-04-16 | 複合シ−ト及びその製法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62094268A Granted JPS62279806A (ja) | 1986-04-16 | 1987-04-16 | 複合シ−ト及びその製法 |
Country Status (9)
| Country | Link |
|---|---|
| JP (2) | JPS62294403A (enExample) |
| KR (1) | KR870009760A (enExample) |
| CN (1) | CN1011202B (enExample) |
| AU (1) | AU590700B2 (enExample) |
| BR (1) | BR8701858A (enExample) |
| DE (1) | DE3763368D1 (enExample) |
| DK (1) | DK193787A (enExample) |
| GB (1) | GB8609248D0 (enExample) |
| NO (1) | NO871595L (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63287504A (ja) * | 1987-05-19 | 1988-11-24 | Ngk Insulators Ltd | 分離膜 |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0327687A3 (en) * | 1987-12-11 | 1989-11-15 | Norton Company | Ultrafiltration membranes |
| JPH0243928A (ja) * | 1988-08-01 | 1990-02-14 | Ngk Insulators Ltd | 無機多孔質膜 |
| GB8922069D0 (en) * | 1989-09-29 | 1989-11-15 | Alcan Int Ltd | Separation devices incorporating porous anodic films |
| JPH07163848A (ja) * | 1994-08-04 | 1995-06-27 | Ngk Insulators Ltd | 無機多孔質膜の製造方法 |
| US6736971B2 (en) * | 2000-08-07 | 2004-05-18 | Cuno Incorporated | Pre-metered, unsupported multilayer microporous membrane |
| JP4795626B2 (ja) * | 2003-03-04 | 2011-10-19 | 紀夫 寺前 | 多孔体膜並びに薄膜の作製方法 |
| JP4562565B2 (ja) * | 2005-03-23 | 2010-10-13 | 株式会社ノリタケカンパニーリミテド | 無機多孔質分離膜およびその製造方法 |
| CN100337991C (zh) * | 2005-12-23 | 2007-09-19 | 北京蓝景创新科技有限公司 | 超细金属粉烧结基复合膜及其制备方法和海水淡化系统 |
| JP6782081B2 (ja) * | 2016-03-11 | 2020-11-11 | オルガノ株式会社 | 微粒子捕捉用ろ過膜及びその製造方法並びに多孔質膜及びその製造方法 |
| CN110548421B (zh) * | 2019-08-27 | 2022-03-08 | 武汉艾科滤膜技术有限公司 | 一种强吸附型超滤膜的制备方法及应用 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8303079A (nl) * | 1983-09-05 | 1985-04-01 | Stichting Energie | Werkwijze voor de bereiding van scheurvrije semi-permeabele anorganische membranen. |
| JPS6071007A (ja) * | 1983-09-06 | 1985-04-22 | セラヴエール | 微細濾過、限外濾過または逆浸透用エレメントの製造方法 |
| JPS6171804A (ja) * | 1984-09-17 | 1986-04-12 | Toyo Soda Mfg Co Ltd | 多孔性酸化アルミニウム膜 |
-
1986
- 1986-04-16 GB GB868609248A patent/GB8609248D0/en active Pending
-
1987
- 1987-04-14 DK DK193787A patent/DK193787A/da not_active Application Discontinuation
- 1987-04-15 AU AU71554/87A patent/AU590700B2/en not_active Ceased
- 1987-04-15 NO NO871595A patent/NO871595L/no unknown
- 1987-04-15 DE DE8787303345T patent/DE3763368D1/de not_active Expired - Fee Related
- 1987-04-15 BR BR8701858A patent/BR8701858A/pt unknown
- 1987-04-16 JP JP62094269A patent/JPS62294403A/ja active Pending
- 1987-04-16 JP JP62094268A patent/JPS62279806A/ja active Granted
- 1987-04-16 KR KR870003631A patent/KR870009760A/ko not_active Withdrawn
- 1987-04-16 CN CN87102849A patent/CN1011202B/zh not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63287504A (ja) * | 1987-05-19 | 1988-11-24 | Ngk Insulators Ltd | 分離膜 |
Also Published As
| Publication number | Publication date |
|---|---|
| DK193787D0 (da) | 1987-04-14 |
| AU590700B2 (en) | 1989-11-09 |
| JPH0550330B2 (enExample) | 1993-07-28 |
| JPS62279806A (ja) | 1987-12-04 |
| DE3763368D1 (de) | 1990-08-02 |
| CN1011202B (zh) | 1991-01-16 |
| DK193787A (da) | 1987-10-17 |
| BR8701858A (pt) | 1988-01-26 |
| NO871595L (no) | 1987-10-19 |
| AU7155487A (en) | 1987-10-22 |
| NO871595D0 (no) | 1987-04-15 |
| KR870009760A (ko) | 1987-11-30 |
| CN87102849A (zh) | 1987-10-28 |
| GB8609248D0 (en) | 1986-05-21 |
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