CS473889A2 - Crimp textile fibres and device for their production - Google Patents
Crimp textile fibres and device for their production Download PDFInfo
- Publication number
- CS473889A2 CS473889A2 CS894738A CS473889A CS473889A2 CS 473889 A2 CS473889 A2 CS 473889A2 CS 894738 A CS894738 A CS 894738A CS 473889 A CS473889 A CS 473889A CS 473889 A2 CS473889 A2 CS 473889A2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- width
- fiber
- chamber
- textile
- fibers
- Prior art date
Links
- 239000004753 textile Substances 0.000 title claims description 27
- 238000004519 manufacturing process Methods 0.000 title description 5
- 239000000835 fiber Substances 0.000 claims description 68
- 239000000463 material Substances 0.000 claims description 30
- 229920000098 polyolefin Polymers 0.000 claims description 16
- -1 fatty acid esters Chemical class 0.000 claims description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000004743 Polypropylene Substances 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 230000000996 additive effect Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 2
- 239000000194 fatty acid Substances 0.000 claims description 2
- 229930195729 fatty acid Natural products 0.000 claims description 2
- 239000011888 foil Substances 0.000 claims description 2
- 239000002563 ionic surfactant Substances 0.000 claims description 2
- 239000002736 nonionic surfactant Substances 0.000 claims description 2
- 239000004408 titanium dioxide Substances 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 239000001993 wax Substances 0.000 claims description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims 2
- 239000004698 Polyethylene Substances 0.000 claims 2
- 229920000573 polyethylene Polymers 0.000 claims 2
- 239000004594 Masterbatch (MB) Substances 0.000 claims 1
- 150000001298 alcohols Chemical class 0.000 claims 1
- 229910000019 calcium carbonate Inorganic materials 0.000 claims 1
- 239000006229 carbon black Substances 0.000 claims 1
- 239000000945 filler Substances 0.000 claims 1
- 230000014759 maintenance of location Effects 0.000 claims 1
- 238000002788 crimping Methods 0.000 description 14
- 238000001816 cooling Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000000391 smoking effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 241000208125 Nicotiana Species 0.000 description 3
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 3
- 229920002301 cellulose acetate Polymers 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 241000255925 Diptera Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 206010061592 cardiac fibrillation Diseases 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002600 fibrillogenic effect Effects 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000002783 friction material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
- D02G1/12—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics using stuffer boxes
- D02G1/125—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics using stuffer boxes including means for monitoring or controlling yarn processing
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
- D02G1/12—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics using stuffer boxes
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24058—Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in respective layers or components in angular relation
- Y10T428/24074—Strand or strand-portions
- Y10T428/24091—Strand or strand-portions with additional layer[s]
- Y10T428/24099—On each side of strands or strand-portions
- Y10T428/24107—On each side of strands or strand-portions including mechanically interengaged strands, strand-portions or strand-like strips
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
- Y10T428/24298—Noncircular aperture [e.g., slit, diamond, rectangular, etc.]
- Y10T428/24314—Slit or elongated
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24628—Nonplanar uniform thickness material
- Y10T428/24636—Embodying mechanically interengaged strand[s], strand-portion[s] or strand-like strip[s] [e.g., weave, knit, etc.]
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/608—Including strand or fiber material which is of specific structural definition
- Y10T442/627—Strand or fiber material is specified as non-linear [e.g., crimped, coiled, etc.]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Nonwoven Fabrics (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/231,142 US5020198A (en) | 1988-08-10 | 1988-08-10 | Crimped textile fibers and stuffer box apparatus and methods for crimping textile fibers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS473889A2 true CS473889A2 (en) | 1991-08-13 |
Family
ID=22867908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS894738A CS473889A2 (en) | 1988-08-10 | 1989-08-09 | Crimp textile fibres and device for their production |
Country Status (14)
| Country | Link |
|---|---|
| US (2) | US5020198A (de) |
| EP (1) | EP0357257A1 (de) |
| KR (1) | KR900702100A (de) |
| CN (1) | CN1040733A (de) |
| AU (1) | AU4077389A (de) |
| BR (1) | BR8907599A (de) |
| CS (1) | CS473889A2 (de) |
| DD (1) | DD298596A5 (de) |
| HU (1) | HUT59729A (de) |
| TR (1) | TR24221A (de) |
| WO (1) | WO1990001578A1 (de) |
| YU (1) | YU157489A (de) |
| ZA (1) | ZA896001B (de) |
| ZW (1) | ZW9289A1 (de) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5233736A (en) * | 1992-10-28 | 1993-08-10 | R.K. Carbon Fibers, Ltd. | Apparatus and process for crimping and crosslinking fibers |
| ATE162562T1 (de) * | 1993-05-10 | 1998-02-15 | R K Carbon Fibers Ltd | Vorrichtung und verfahren zum kräuseln und zur vernetzung von fasern |
| DE4320303C1 (de) * | 1993-06-18 | 1995-02-16 | Rhodia Ag Rhone Poulenc | Mehrfachbreiter Faserstreifen sowie ein Verfahren und eine Vorrichtung zu dessen Herstellung |
| CN1161507C (zh) * | 1996-05-31 | 2004-08-11 | 钟渊化学工业株式会社 | 用于制备绒毛制品的梳条、绒毛制品及其制备方法 |
| US6572966B1 (en) | 1999-03-22 | 2003-06-03 | Wellman, Inc. | Polyester fibers having substantially uniform primary and secondary crimps |
| US6134758A (en) * | 1999-03-22 | 2000-10-24 | Wellman, Inc. | Method of producing improved crimped polyester fibers |
| EP1096047A1 (de) * | 1999-10-25 | 2001-05-02 | Celanese Acetate, LLC. | Vorrichtung, Verfahren und System zur Ausbreitung eines Faserbündels durch Luftstrahlen und damit hergestellte Faserbahn |
| US6543106B1 (en) | 1999-10-25 | 2003-04-08 | Celanese Acetate, Llc | Apparatus, method and system for air opening of textile tow and opened textile tow web produced thereby |
| US6481072B1 (en) | 2000-10-20 | 2002-11-19 | American Linc Corporation | Apparatus for guiding and texturizing yarn and associated methods |
| CN1766191B (zh) * | 2000-10-25 | 2011-03-16 | 醋酸酯人造纤维有限公司 | 由连续的纤维束制造吸收性复合物的方法 |
| DE10121310A1 (de) * | 2001-05-02 | 2002-11-28 | Rhodia Acetow Gmbh | Filter Tow |
| RU2212478C1 (ru) * | 2002-07-15 | 2003-09-20 | Волгоградский государственный технический университет | Способ получения трубчатых извитых нитей из многослойной пленки |
| WO2005087026A1 (ja) * | 2004-03-16 | 2005-09-22 | Japan Tobacco Inc. | フィルタロッド製造機 |
| US7353957B2 (en) * | 2004-04-28 | 2008-04-08 | Ss3 Storage Systems, L.L.C. | Pegboard with through peg-hole mounting |
| US7425289B2 (en) | 2004-06-25 | 2008-09-16 | Celanese Acetate Llc | Process of making cellulose acetate tow |
| US7585442B2 (en) * | 2004-06-25 | 2009-09-08 | Celanese Acetate, Llc | Process for making cellulose acetate tow |
| US7534379B2 (en) * | 2004-06-25 | 2009-05-19 | Celanese Acetate Llc | Process of making cellulose acetate tow |
| US7585441B2 (en) * | 2004-06-25 | 2009-09-08 | Celanese Acetate, Llc | Process of making cellulose acetate tow |
| KR100654664B1 (ko) * | 2006-02-10 | 2006-12-08 | 한국섬유개발연구원 | 폴리프로필렌 교락 가공사의 제조방법 및 그 제조물 |
| DE102009010208A1 (de) * | 2009-02-23 | 2010-08-26 | Rhodia Acetow Gmbh | Verfahren zur parallelen Herstellung mehrerer Faserstreifen und Vorrichtung zur Durchführung dieses Verfahrens |
| DE102009037740A1 (de) * | 2009-08-17 | 2011-02-24 | Oerlikon Textile Gmbh & Co. Kg | Verfahren und Vorrichtung zur Herstellung eines Grasgarnes |
| US20130115452A1 (en) * | 2011-11-03 | 2013-05-09 | Celanese Acetate Llc | High Denier Per Filament and Low Total Denier Tow Bands |
| US8623248B2 (en) | 2011-11-16 | 2014-01-07 | Celanese Acetate Llc | Methods for producing nonwoven materials from continuous tow bands |
| US9896786B2 (en) | 2012-08-23 | 2018-02-20 | Columbia Insurance Company | Systems and methods for improving and controlling yarn texture |
| SG11202100967WA (en) | 2018-10-25 | 2021-03-30 | Daicel Corp | Tow band for electronic cigarette tip, tip for electronic cigarette, method for manufacturing tow band for electronic cigarette tip, and method for manufacturing electronic cigarette tip |
Family Cites Families (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3226795A (en) * | 1959-08-12 | 1966-01-04 | Celanese Corp | Method for producing a high bulk filamentary material |
| US3835513A (en) * | 1967-10-26 | 1974-09-17 | R Stanley | Draw crimping textile film strands |
| US3883936A (en) * | 1964-03-04 | 1975-05-20 | Robert K Stanley | Draw-crimping textile film strands |
| US3739053A (en) * | 1965-06-05 | 1973-06-12 | Polymer Processing Res Inst | Method for fibrillating stretched film |
| GB1149896A (en) * | 1965-08-05 | 1969-04-23 | Courtaulds Ltd | Crimped tow |
| NL134100C (de) * | 1966-03-31 | 1900-01-01 | ||
| GB1167631A (en) * | 1967-03-20 | 1969-10-15 | Shell Int Research | Process and apparatus for the fibrillation of thermoplastic films |
| GB1207733A (en) * | 1967-05-24 | 1970-10-07 | Mitsubishi Rayon Co | An improved fibrillatable polyolefine film |
| US3526349A (en) * | 1967-10-03 | 1970-09-01 | Ikegai Iron Works Ltd | Needle-blade roller for manufacturing net-like split fabrics |
| US3494522A (en) * | 1968-01-08 | 1970-02-10 | Hercules Inc | Apparatus for making yarn by fibrillation of ribbons of plastic material |
| GB1262853A (en) * | 1968-02-14 | 1972-02-09 | Plasticisers Ltd | Fibrillators |
| BE729353A (de) * | 1968-03-13 | 1969-08-18 | ||
| US3756484A (en) * | 1968-05-03 | 1973-09-04 | Chevron Res | Apparatus for preparing fibrous web |
| US3500627A (en) * | 1968-07-31 | 1970-03-17 | Hercules Inc | Synthetic textile yarn |
| US3577724A (en) * | 1969-01-27 | 1971-05-04 | Phillips Petroleum Co | Method of fibrillating and twisting oriented film |
| US3566735A (en) * | 1969-02-12 | 1971-03-02 | Phillips Petroleum Co | Fibrillation |
| US3495752A (en) * | 1969-05-07 | 1970-02-17 | Hercules Inc | Method for making yarn by fibrillation of ribbons of plastic material |
| US3595454A (en) * | 1970-02-04 | 1971-07-27 | Johnson & Johnson | Method and apparatus for manufacturing split fiber webs for oriented plastic films |
| GB1301242A (de) * | 1971-01-25 | 1972-12-29 | ||
| GB1351791A (en) * | 1971-01-26 | 1974-05-01 | Scragg & Sons | Textile filaments produced from thermoplastic film |
| GB1339496A (en) * | 1971-03-12 | 1973-12-05 | British American Tobacco Co | Production of tobacco-smoke filters |
| US3985600A (en) * | 1971-07-09 | 1976-10-12 | Consolidated-Bathurst Limited | Method for slitting a film |
| US3726079A (en) * | 1971-07-12 | 1973-04-10 | Hercules Inc | Synthetic textile yarn |
| US4134951A (en) * | 1971-08-31 | 1979-01-16 | Smith & Nephew Polyfabrik Limited | Production of filaments |
| US3787261A (en) * | 1972-01-27 | 1974-01-22 | Cottbus Textilkombinat | Process for texturizing fibers obtained by splitting synthetic foils and products made therefrom |
| GB1442593A (en) * | 1972-04-20 | 1976-07-14 | British Ropes Ltd | Filter material |
| US3927957A (en) * | 1972-12-21 | 1975-12-23 | Chevron Res | Apparatus for making yarn from polymer film |
| US3985933A (en) * | 1973-12-06 | 1976-10-12 | Shell Oil Company | Fibers |
| US3955255A (en) * | 1975-06-27 | 1976-05-11 | John C. Draper | Textile crimping apparatus |
| US4129632A (en) * | 1977-12-21 | 1978-12-12 | Chevron Research Company | Method for extruding slitting and fibrillating thermoplastic film tapes |
| DE2818608A1 (de) * | 1978-04-27 | 1979-10-31 | Max Planck Gesellschaft | Filter zur entfernung von apolaren organischen substanzen aus gasen |
| DE3631905A1 (de) * | 1986-09-19 | 1988-03-31 | Bayer Ag | Stauchkammerkraeusel und verfahren zur herstellung von gekraeuselten synthetischen fasern |
| US4707896A (en) * | 1986-11-05 | 1987-11-24 | E. I. Du Pont De Nemours And Company | Crimper discharge regulation |
| US5104367A (en) * | 1988-08-10 | 1992-04-14 | Filter Materials Limited | Pinned rollers and process for manufacturing fibrillated film |
| US4925602A (en) * | 1988-08-10 | 1990-05-15 | Filter Materials Limited | Method for improving the crimping of polyolefin filter tow |
| US5025815A (en) * | 1988-08-10 | 1991-06-25 | Filter Materials Limited | Polyolefin filter tow and method of making it |
| JPH07324417A (ja) * | 1994-05-31 | 1995-12-12 | Natl House Ind Co Ltd | 床パネル支持構造 |
-
1988
- 1988-08-10 US US07/231,142 patent/US5020198A/en not_active Expired - Fee Related
-
1989
- 1989-08-07 ZW ZW9289A patent/ZW9289A1/xx unknown
- 1989-08-07 ZA ZA896001A patent/ZA896001B/xx unknown
- 1989-08-08 KR KR1019900700737A patent/KR900702100A/ko not_active Withdrawn
- 1989-08-08 EP EP19890308041 patent/EP0357257A1/de not_active Withdrawn
- 1989-08-08 AU AU40773/89A patent/AU4077389A/en not_active Abandoned
- 1989-08-08 HU HU895173A patent/HUT59729A/hu unknown
- 1989-08-08 DD DD89331583A patent/DD298596A5/de not_active IP Right Cessation
- 1989-08-08 WO PCT/GB1989/000906 patent/WO1990001578A1/en not_active Ceased
- 1989-08-08 BR BR8907599A patent/BR8907599A/pt unknown
- 1989-08-09 YU YU157489A patent/YU157489A/xx unknown
- 1989-08-09 CS CS894738A patent/CS473889A2/cs unknown
- 1989-08-09 CN CN89105537A patent/CN1040733A/zh active Pending
- 1989-08-10 TR TR92589A patent/TR24221A/xx unknown
-
1991
- 1991-03-07 US US07/665,968 patent/US5316827A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| BR8907599A (pt) | 1991-07-30 |
| TR24221A (tr) | 1991-07-02 |
| EP0357257A1 (de) | 1990-03-07 |
| HU895173D0 (en) | 1991-08-28 |
| WO1990001578A1 (en) | 1990-02-22 |
| HUT59729A (en) | 1992-06-29 |
| US5316827A (en) | 1994-05-31 |
| KR900702100A (ko) | 1990-12-05 |
| YU157489A (en) | 1991-10-31 |
| ZW9289A1 (en) | 1990-04-25 |
| DD298596A5 (de) | 1992-03-05 |
| CN1040733A (zh) | 1990-03-28 |
| ZA896001B (en) | 1990-06-27 |
| US5020198A (en) | 1991-06-04 |
| AU4077389A (en) | 1990-03-05 |
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