CH586775A5 - - Google Patents
Info
- Publication number
- CH586775A5 CH586775A5 CH108274A CH108274A CH586775A5 CH 586775 A5 CH586775 A5 CH 586775A5 CH 108274 A CH108274 A CH 108274A CH 108274 A CH108274 A CH 108274A CH 586775 A5 CH586775 A5 CH 586775A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0015—Electro-spinning characterised by the initial state of the material
- D01D5/0023—Electro-spinning characterised by the initial state of the material the material being a polymer melt
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
- D01D5/0069—Electro-spinning characterised by the electro-spinning apparatus characterised by the spinning section, e.g. capillary tube, protrusion or pin
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/28—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques using electrostatic fields
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
- D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H13/00—Other non-woven fabrics
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Laminated Bodies (AREA)
- Artificial Filaments (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Treatment Of Fiber Materials (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Priority Applications (25)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1179373A CH570493A5 (es) | 1973-08-16 | 1973-08-16 | |
CH1738073A CH584769A5 (es) | 1973-08-16 | 1973-12-12 | |
CH108274A CH586775A5 (es) | 1973-08-16 | 1974-01-28 | |
IT7426373A IT1019995B (it) | 1973-08-16 | 1974-05-14 | Procedimento per la fabbricazione di piu fili da materiale termopla stico |
AR254962A AR201959A1 (es) | 1973-08-16 | 1974-07-30 | Procedimiento para la fabricacion de una pluralidad de filamentos a partir de una materia termoplastica |
BR6402/74A BR7406402D0 (pt) | 1973-08-16 | 1974-08-05 | Processo para o fabrico de uma pluralidade de filamentos a partir de um material termoplastico |
AU72102/74A AU484604B2 (en) | 1973-08-16 | 1974-08-07 | Process forthe manufacture of filaments from thermoplastic material |
DE2439178A DE2439178C2 (de) | 1973-08-16 | 1974-08-13 | Verfahren zur Herstellung einer Vielzahl von Fäden |
CS745706A CS223801B2 (en) | 1973-08-16 | 1974-08-14 | Method of making the fibres from thermoplastic dielectric material |
NLAANVRAGE7410874,A NL173192C (nl) | 1973-08-16 | 1974-08-14 | Werkwijze voor het electrostatisch vervaardigen van vezels van een dielektrisch materiaal. |
FR7428342A FR2324766A1 (fr) | 1973-08-16 | 1974-08-14 | Procede pour la fabrication de filaments a partir d'une matiere thermoplastique |
LU70733A LU70733A1 (es) | 1973-08-16 | 1974-08-14 | |
CA207,048A CA1099870A (en) | 1973-08-16 | 1974-08-14 | Process for the manufacture of filaments from a thermoplastic material |
IE1701/74A IE41322B1 (en) | 1973-08-16 | 1974-08-14 | Electrostatic non woven filaments |
AT665974A AT343779B (de) | 1973-08-16 | 1974-08-14 | Verfahren zur herstellung einer vielzahl von fasern oder faden aus einem dielektrischen, plastifizierbaren material |
JP9247374A JPS5622983B2 (es) | 1973-08-16 | 1974-08-14 | |
DK435974A DK146009C (da) | 1973-08-16 | 1974-08-15 | Fremgangsmaade til fremstilling af et antal fibre ud fra et organisk dielektrisk materiale |
DD180519A DD114107A5 (es) | 1973-08-16 | 1974-08-15 | |
GB36052/74A GB1484584A (en) | 1973-08-16 | 1974-08-15 | Manufacture of filaments |
SE7410400A SE408067B (sv) | 1973-08-16 | 1974-08-15 | Forfarande for framstellning av filament utfaende fran ett vermesmeltbart material |
ES429307A ES429307A1 (es) | 1973-08-16 | 1974-08-16 | Procedimiento para la fabricacion de una pluralidad de fila-mentos a partir de una materia termoplastica. |
PL1974173532A PL98125B1 (pl) | 1973-08-16 | 1974-08-16 | Sposob wytwarzania wlokien z termoplastycznego tworzywa dielektrycznego |
BE147663A BE818914A (fr) | 1973-08-16 | 1974-08-16 | Procede pour la fabrication de filaments a partir d'une matiere thermoplastique |
IN2146/CAL/74A IN140451B (es) | 1973-08-16 | 1974-09-25 | |
US05/768,422 US4230650A (en) | 1973-08-16 | 1977-02-14 | Process for the manufacture of a plurality of filaments |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1179373A CH570493A5 (es) | 1973-08-16 | 1973-08-16 | |
CH1559273 | 1973-11-06 | ||
CH1738073A CH584769A5 (es) | 1973-08-16 | 1973-12-12 | |
CH108274A CH586775A5 (es) | 1973-08-16 | 1974-01-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH586775A5 true CH586775A5 (es) | 1977-04-15 |
Family
ID=27428082
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1179373A CH570493A5 (es) | 1973-08-16 | 1973-08-16 | |
CH1738073A CH584769A5 (es) | 1973-08-16 | 1973-12-12 | |
CH108274A CH586775A5 (es) | 1973-08-16 | 1974-01-28 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1179373A CH570493A5 (es) | 1973-08-16 | 1973-08-16 | |
CH1738073A CH584769A5 (es) | 1973-08-16 | 1973-12-12 |
Country Status (22)
Country | Link |
---|---|
US (1) | US4230650A (es) |
JP (1) | JPS5622983B2 (es) |
AR (1) | AR201959A1 (es) |
AT (1) | AT343779B (es) |
BE (1) | BE818914A (es) |
BR (1) | BR7406402D0 (es) |
CA (1) | CA1099870A (es) |
CH (3) | CH570493A5 (es) |
CS (1) | CS223801B2 (es) |
DD (1) | DD114107A5 (es) |
DE (1) | DE2439178C2 (es) |
DK (1) | DK146009C (es) |
ES (1) | ES429307A1 (es) |
FR (1) | FR2324766A1 (es) |
GB (1) | GB1484584A (es) |
IE (1) | IE41322B1 (es) |
IN (1) | IN140451B (es) |
IT (1) | IT1019995B (es) |
LU (1) | LU70733A1 (es) |
NL (1) | NL173192C (es) |
PL (1) | PL98125B1 (es) |
SE (1) | SE408067B (es) |
Families Citing this family (55)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH620483A5 (es) * | 1977-12-22 | 1980-11-28 | Battelle Memorial Institute | |
EP0009941B2 (en) * | 1978-10-10 | 1987-05-27 | Imperial Chemical Industries Plc | Production of electrostatically spun products |
EP0090062B1 (de) * | 1982-03-29 | 1987-02-04 | Rhodia Ag | Verfahren und Vorrichtung zur Herstellung von Elektret-Filamenten, -Spinnfasern oder dergleichen |
GB2121286B (en) * | 1982-06-02 | 1985-11-06 | Ethicon Inc | Improvements in synthetic vascular grafts, and methods of manufacturing such grafts |
US5192638A (en) * | 1984-12-10 | 1993-03-09 | Spectrum Sciences B.V. | Toner for use in compositions for developing latent electrostatic images, method of making the same, and liquid composition using the improved toner |
GB2189738B (en) * | 1986-03-24 | 1989-11-15 | Ethicon Inc | Apparatus for producing fibrous structures electrostatically |
US6153259A (en) | 1996-05-21 | 2000-11-28 | Matsushita Electric Industrial Co., Ltd. | Thin film, method and apparatus for forming the same, and electronic component incorporating the same |
IL119809A (en) * | 1996-12-11 | 2001-06-14 | Nicast Ltd | A device for the production of a complex material for filtration and a method for its application |
NZ503232A (en) | 1999-03-08 | 2001-11-30 | Humatro Corp | Melt processable starch compositions comprising amylopectin and a high polymer (such as polyacrylamide) |
DE60041154D1 (de) | 1999-10-29 | 2009-01-29 | Hollingsworth & Vose Co | Filtermaterial |
US7270693B2 (en) | 2000-09-05 | 2007-09-18 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
US7115150B2 (en) * | 2000-09-05 | 2006-10-03 | Donaldson Company, Inc. | Mist filtration arrangement utilizing fine fiber layer in contact with media having a pleated construction and floor filter method |
US6716274B2 (en) | 2000-09-05 | 2004-04-06 | Donaldson Company, Inc. | Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream |
US6740142B2 (en) | 2000-09-05 | 2004-05-25 | Donaldson Company, Inc. | Industrial bag house elements |
US6746517B2 (en) * | 2000-09-05 | 2004-06-08 | Donaldson Company, Inc. | Filter structure with two or more layers of fine fiber having extended useful service life |
US6673136B2 (en) * | 2000-09-05 | 2004-01-06 | Donaldson Company, Inc. | Air filtration arrangements having fluted media constructions and methods |
US6800117B2 (en) * | 2000-09-05 | 2004-10-05 | Donaldson Company, Inc. | Filtration arrangement utilizing pleated construction and method |
US6743273B2 (en) | 2000-09-05 | 2004-06-01 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
US20020092423A1 (en) * | 2000-09-05 | 2002-07-18 | Gillingham Gary R. | Methods for filtering air for a gas turbine system |
DE10109474C1 (de) * | 2001-02-28 | 2002-06-20 | Sandler Helmut Helsa Werke | Filtermaterialien mit bipolarer Beschichtung |
RU2300543C2 (ru) | 2001-05-31 | 2007-06-10 | Дональдсон Компани, Инк. | Составы тонкого волокна, способы их получения, способ изготовления тонковолокнистого материала |
AU2004220079A1 (en) * | 2003-03-07 | 2004-09-23 | Philip Morris Products S.A. | Apparatuses and methods for electrostatically processing polymer formulations |
US7762801B2 (en) * | 2004-04-08 | 2010-07-27 | Research Triangle Institute | Electrospray/electrospinning apparatus and method |
US7592277B2 (en) * | 2005-05-17 | 2009-09-22 | Research Triangle Institute | Nanofiber mats and production methods thereof |
US7134857B2 (en) * | 2004-04-08 | 2006-11-14 | Research Triangle Institute | Electrospinning of fibers using a rotatable spray head |
US7297305B2 (en) * | 2004-04-08 | 2007-11-20 | Research Triangle Institute | Electrospinning in a controlled gaseous environment |
US7390760B1 (en) | 2004-11-02 | 2008-06-24 | Kimberly-Clark Worldwide, Inc. | Composite nanofiber materials and methods for making same |
US8770959B2 (en) * | 2005-05-03 | 2014-07-08 | University Of Akron | Device for producing electrospun fibers |
US20070148365A1 (en) * | 2005-12-28 | 2007-06-28 | Knox David E | Process and apparatus for coating paper |
TWI306909B (en) * | 2006-12-21 | 2009-03-01 | Taiwan Textile Res Inst | Electrostatic spinning apparatus |
WO2008101051A2 (en) * | 2007-02-14 | 2008-08-21 | Dow Global Technologies Inc. | Polymer or oligomer fibers by solvent-free electrospinning |
CZ17577U1 (cs) * | 2007-03-08 | 2007-06-11 | Elmarco S. R. O. | Zarízení pro výrobu nanovláken a/nebo nanocástic z roztoku nebo tavenin polymeru v elektrostatickémpoli |
WO2008150970A2 (en) * | 2007-05-30 | 2008-12-11 | Dow Global Technologies Inc. | High-output solvent-based electrospinning |
CZ300345B6 (cs) * | 2007-07-17 | 2009-04-22 | Elmarco, S. R. O. | Zpusob zvláknování kapalné matrice, zarízení pro výrobu nanovláken elektrostatickým zvláknováním kapalné matrice a zvláknovací elektroda pro takové zarízení |
US7815427B2 (en) * | 2007-11-20 | 2010-10-19 | Clarcor, Inc. | Apparatus and method for reducing solvent loss for electro-spinning of fine fibers |
EP2222385B1 (en) | 2007-11-20 | 2016-06-22 | Elmarco s.r.o. | Filtration medias, fine fibers under 100 nanofibers, and methods |
US7967588B2 (en) | 2007-11-20 | 2011-06-28 | Clarcor Inc. | Fine fiber electro-spinning equipment, filter media systems and methods |
US20090266759A1 (en) * | 2008-04-24 | 2009-10-29 | Clarcor Inc. | Integrated nanofiber filter media |
US20100041296A1 (en) * | 2008-08-13 | 2010-02-18 | Lopez Leonardo C | Electroblowing of fibers from molecularly self-assembling materials |
US20100084791A1 (en) * | 2008-10-08 | 2010-04-08 | Xingtao Wu | Methods of manufacturing fibers |
US20100127434A1 (en) * | 2008-11-25 | 2010-05-27 | Rene Broos | Extruding organic polymers |
US8172092B2 (en) * | 2009-01-22 | 2012-05-08 | Clarcor Inc. | Filter having melt-blown and electrospun fibers |
CZ2009149A3 (cs) * | 2009-03-09 | 2010-09-22 | Elmarco S.R.O. | Zpusob ukládání funkcní vrstvy polymerních nanovláken na povrch podkladu |
US20110210081A1 (en) * | 2010-02-26 | 2011-09-01 | Clarcor Inc. | Fine fiber liquid particulate filter media |
CZ306438B6 (cs) | 2011-04-12 | 2017-01-25 | Elmarco S.R.O. | Způsob a zařízení pro nanášení kapalné polymerní matrice na zvlákňovací struny |
CN103194806B (zh) * | 2013-04-25 | 2015-06-17 | 杨宝麟 | 聚合物溶液静电纺丝组件、装置和方法 |
CN103215665B (zh) * | 2013-04-27 | 2015-06-17 | 青岛大学 | 一种复式环形电极静电纺丝装置 |
CN103469319B (zh) * | 2013-09-23 | 2015-09-09 | 北京化工大学 | 一种金属网带式熔体静电纺丝装置及工艺 |
CN104689641B (zh) * | 2013-12-09 | 2017-04-12 | 纳米及先进材料研发院有限公司 | 交织的过滤屏障 |
CN105369366B (zh) * | 2015-10-10 | 2017-06-23 | 北京化工大学 | 一种多孔柔性管无针静电纺丝装置 |
CN106012050B (zh) * | 2016-07-15 | 2018-08-31 | 佛山轻子精密测控技术有限公司 | 一种批量制备纳米纤维的静电纺丝装置 |
CN108382812B (zh) * | 2018-02-09 | 2019-12-03 | 上海飞为智能***股份有限公司 | 用于智能生产线中的物料上料机构 |
CN108166080A (zh) * | 2018-03-22 | 2018-06-15 | 北京化工大学 | 一种蘸液式静电纺丝装置 |
CN108411385A (zh) * | 2018-05-03 | 2018-08-17 | 东华大学 | 一种顺重力鸭嘴形静电纺丝装置及方法 |
CN109695063A (zh) * | 2019-01-31 | 2019-04-30 | 吉林农业大学 | 一种无针式静电纺丝装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1975504A (en) * | 1929-12-07 | 1934-10-02 | Richard Schreiber Gastell | Process and apparatus for preparing artificial threads |
US2048651A (en) * | 1933-06-23 | 1936-07-21 | Massachusetts Inst Technology | Method of and apparatus for producing fibrous or filamentary material |
DE661204C (de) * | 1934-12-01 | 1938-09-23 | Anton Formhals Dipl Ing | Vorrichtung zur Herstellung von kuenstlichen Fasern |
DE896402C (de) * | 1941-11-06 | 1953-11-12 | Alkor Werk Karl Lissmann K G | Vorrichtung zur Herstellung von Wirrvliesen |
US2336745A (en) * | 1941-12-20 | 1943-12-14 | Fred W Manning | Method and apparatus for making unwoven and composite fabrics |
DE898144C (de) * | 1943-02-11 | 1953-11-26 | Lissmann Alkor Werk | Verfahren zur Erzeugung von UEberzuegen, insbesondere nahtlosen UEberzuegen |
NL193390A (es) * | 1953-12-24 | |||
US3280229A (en) * | 1963-01-15 | 1966-10-18 | Kendall & Co | Process and apparatus for producing patterned non-woven fabrics |
DE1266441B (de) * | 1966-11-21 | 1968-04-18 | Karlheinz Seiffert | Verfahren und Vorrichtung zur Herstellung von Fasern aus thermoplastischem Kunststoff |
US3366503A (en) * | 1967-01-23 | 1968-01-30 | Eagle Picher Ind Inc | Process of embedding flock in a polyethylene substrate |
US4069026A (en) * | 1970-06-29 | 1978-01-17 | Bayer Aktiengesellschaft | Filter made of electrostatically spun fibres |
JPS5140630Y2 (es) * | 1971-05-22 | 1976-10-04 | ||
US3994258A (en) * | 1973-06-01 | 1976-11-30 | Bayer Aktiengesellschaft | Apparatus for the production of filters by electrostatic fiber spinning |
GB1527592A (en) * | 1974-08-05 | 1978-10-04 | Ici Ltd | Wound dressing |
-
1973
- 1973-08-16 CH CH1179373A patent/CH570493A5/xx not_active IP Right Cessation
- 1973-12-12 CH CH1738073A patent/CH584769A5/xx not_active IP Right Cessation
-
1974
- 1974-01-28 CH CH108274A patent/CH586775A5/xx not_active IP Right Cessation
- 1974-05-14 IT IT7426373A patent/IT1019995B/it active
- 1974-07-30 AR AR254962A patent/AR201959A1/es active
- 1974-08-05 BR BR6402/74A patent/BR7406402D0/pt unknown
- 1974-08-13 DE DE2439178A patent/DE2439178C2/de not_active Expired
- 1974-08-14 CS CS745706A patent/CS223801B2/cs unknown
- 1974-08-14 JP JP9247374A patent/JPS5622983B2/ja not_active Expired
- 1974-08-14 CA CA207,048A patent/CA1099870A/en not_active Expired
- 1974-08-14 FR FR7428342A patent/FR2324766A1/fr active Granted
- 1974-08-14 IE IE1701/74A patent/IE41322B1/xx unknown
- 1974-08-14 NL NLAANVRAGE7410874,A patent/NL173192C/xx not_active IP Right Cessation
- 1974-08-14 AT AT665974A patent/AT343779B/de active
- 1974-08-14 LU LU70733A patent/LU70733A1/xx unknown
- 1974-08-15 SE SE7410400A patent/SE408067B/xx not_active IP Right Cessation
- 1974-08-15 GB GB36052/74A patent/GB1484584A/en not_active Expired
- 1974-08-15 DK DK435974A patent/DK146009C/da not_active IP Right Cessation
- 1974-08-15 DD DD180519A patent/DD114107A5/xx unknown
- 1974-08-16 PL PL1974173532A patent/PL98125B1/pl unknown
- 1974-08-16 ES ES429307A patent/ES429307A1/es not_active Expired
- 1974-08-16 BE BE147663A patent/BE818914A/xx not_active IP Right Cessation
- 1974-09-25 IN IN2146/CAL/74A patent/IN140451B/en unknown
-
1977
- 1977-02-14 US US05/768,422 patent/US4230650A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES429307A1 (es) | 1977-04-01 |
PL98125B1 (pl) | 1978-04-29 |
DK435974A (es) | 1975-04-21 |
AR201959A1 (es) | 1975-04-30 |
FR2324766A1 (fr) | 1977-04-15 |
FR2324766B1 (es) | 1979-05-11 |
SE408067B (sv) | 1979-05-14 |
DE2439178C2 (de) | 1983-10-06 |
CH584769A5 (es) | 1977-02-15 |
ATA665974A (de) | 1977-10-15 |
IE41322B1 (en) | 1979-12-05 |
AT343779B (de) | 1978-06-12 |
CH570493A5 (es) | 1975-12-15 |
AU7210274A (en) | 1976-02-12 |
DE2439178A1 (de) | 1975-02-27 |
DK146009B (da) | 1983-05-16 |
JPS5622983B2 (es) | 1981-05-28 |
BR7406402D0 (pt) | 1975-06-03 |
GB1484584A (en) | 1977-09-01 |
NL173192B (nl) | 1983-07-18 |
LU70733A1 (es) | 1975-06-11 |
DD114107A5 (es) | 1975-07-12 |
BE818914A (fr) | 1975-02-17 |
CS223801B2 (en) | 1983-11-25 |
SE7410400L (es) | 1975-02-17 |
US4230650A (en) | 1980-10-28 |
DK146009C (da) | 1983-10-17 |
IN140451B (es) | 1976-11-13 |
JPS5048207A (es) | 1975-04-30 |
NL173192C (nl) | 1983-12-16 |
IT1019995B (it) | 1977-11-30 |
NL7410874A (nl) | 1975-02-18 |
IE41322L (en) | 1975-02-16 |
CA1099870A (en) | 1981-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |