CA2095532C - Method of manufacturing insulating boards composed of interconnected rodshaped mineral fibre elements - Google Patents
Method of manufacturing insulating boards composed of interconnected rodshaped mineral fibre elements Download PDFInfo
- Publication number
- CA2095532C CA2095532C CA002095532A CA2095532A CA2095532C CA 2095532 C CA2095532 C CA 2095532C CA 002095532 A CA002095532 A CA 002095532A CA 2095532 A CA2095532 A CA 2095532A CA 2095532 C CA2095532 C CA 2095532C
- Authority
- CA
- Canada
- Prior art keywords
- lamellae
- web
- fibres
- fibre
- fibre web
- 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.)
- Expired - Lifetime
Links
- 239000000835 fiber Substances 0.000 title claims abstract description 63
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 11
- 239000011707 mineral Substances 0.000 title claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 6
- 239000011230 binding agent Substances 0.000 claims abstract description 23
- 230000006835 compression Effects 0.000 claims abstract description 22
- 238000007906 compression Methods 0.000 claims abstract description 22
- 238000005520 cutting process Methods 0.000 claims abstract description 11
- 239000000155 melt Substances 0.000 claims abstract description 5
- 239000007858 starting material Substances 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 22
- 241000446313 Lamella Species 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000001723 curing Methods 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000009987 spinning Methods 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- SLGWESQGEUXWJQ-UHFFFAOYSA-N formaldehyde;phenol Chemical compound O=C.OC1=CC=CC=C1 SLGWESQGEUXWJQ-UHFFFAOYSA-N 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
Classifications
-
- 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
- D04H1/732—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 fluid current, e.g. air-lay
-
- 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
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4209—Inorganic fibres
-
- 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
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4209—Inorganic fibres
- D04H1/4218—Glass fibres
- D04H1/4226—Glass fibres characterised by the apparatus for manufacturing the glass fleece
-
- 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
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
- D04H1/64—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
-
- 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
- D04H1/74—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 orientated, e.g. in parallel (anisotropic fleeces)
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B2001/7683—Fibrous blankets or panels characterised by the orientation of the fibres
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Nonwoven Fabrics (AREA)
- Laminated Bodies (AREA)
- Insulating Bodies (AREA)
- Thermal Insulation (AREA)
- Ladders (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Porous Artificial Stone Or Porous Ceramic Products (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DKDK2915/90 | 1990-12-07 | ||
DK291590A DK165926B (da) | 1990-12-07 | 1990-12-07 | Fremgangsmaade til fremstilling af isoleringsplader sammensat af indbyrdes forbundne stavformede mineralfiberelementer |
PCT/DK1991/000383 WO1992010602A1 (en) | 1990-12-07 | 1991-12-06 | Method of manufacturing insulating boards composed of interconnected rod-shaped mineral fibre elements |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2095532A1 CA2095532A1 (en) | 1992-06-08 |
CA2095532C true CA2095532C (en) | 2000-11-07 |
Family
ID=8117081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002095532A Expired - Lifetime CA2095532C (en) | 1990-12-07 | 1991-12-06 | Method of manufacturing insulating boards composed of interconnected rodshaped mineral fibre elements |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP0560878B1 (de) |
AT (1) | ATE113087T1 (de) |
AU (1) | AU9080591A (de) |
CA (1) | CA2095532C (de) |
CZ (1) | CZ282594B6 (de) |
DE (1) | DE69104730T2 (de) |
DK (1) | DK165926B (de) |
ES (1) | ES2062884T3 (de) |
FI (1) | FI112953B (de) |
PL (1) | PL168628B1 (de) |
SK (1) | SK282244B6 (de) |
WO (1) | WO1992010602A1 (de) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4230356C2 (de) * | 1992-09-10 | 1998-02-12 | Heraklith Holding Ag | Verfahren und Vorrichtung zum Herstellen einer Dämmplatte aus faserigen Materialien mit niedriger Rohdichte, sowie damit hergestellte Dämmplatte |
DK3793D0 (da) * | 1993-01-14 | 1993-01-14 | Rockwool Int | A method of producing a mineral fiber-insulating web a plant for producing a mineral web, and a mineral fiber-insulated plate |
DK3593D0 (da) * | 1993-01-14 | 1993-01-14 | Rockwool Int | A method for producing a mineral fiber-insulating web, a plant for producing a mineral fiber-insulating web, and a mineral fiber-insulated plate |
DK3693D0 (da) * | 1993-01-14 | 1993-01-14 | Rockwool Int | A method of producing a mineral fiber-insulating web, a plant for producing a mineral fiber web, and a mineral fiber-insulated plate |
DE4309990A1 (de) * | 1993-03-30 | 1994-10-06 | Malimo Maschinenbau | Verfahren zur Herstellung eines großvolumigen Vliesstoffes mit beiderseits verfestigten Oberflächen |
US5318644A (en) * | 1993-06-02 | 1994-06-07 | Owens-Corning Fiberglas Technology Inc. | Method and apparatus for making an insulation assembly |
FR2709919A1 (fr) * | 1993-08-10 | 1995-03-24 | Saint Gobain Isover | Substrat de culture hors-sol. |
EP1266991B1 (de) * | 1994-01-28 | 2012-10-10 | Rockwool International A/S | Eine Mineralfaserplatte und ein rohrförmiges Isolierelement |
FI941072A (fi) * | 1994-03-07 | 1995-09-08 | Nokia Mobile Phones Ltd | Tiedonsiirtomenetelmä, lähetin sekä vastaanotin |
CN1058307C (zh) * | 1994-05-10 | 2000-11-08 | 欧文斯科尔宁格公司 | 收集长毛状纤维的直接生成法及其装置与产品 |
PL184688B1 (pl) * | 1996-03-25 | 2002-11-29 | Rockwool Int | Sposób i urządzenie do wytwarzania związanej płyty z włókien mineralnych |
CH692114A5 (de) * | 1996-09-02 | 2002-02-15 | Flumroc Ag | Vorrichtung und Verfahren zur Herstellung einer Mineralfaserplatte. |
WO1997036034A1 (en) * | 1996-03-25 | 1997-10-02 | Rockwool International A/S | Process and apparatus for the production of a mineral fibreboard |
CH691816A5 (de) * | 1996-03-25 | 2001-10-31 | Flumroc Ag | Verfahren und Vorrichtung zur Herstellung einer ein- oder mehrschichtigen Faserplatte. |
CH691960A5 (de) * | 1996-09-02 | 2001-12-14 | Flumroc Ag | Verfahren und Vorrichtung zur Herstellung einer zwei- oder mehrschichtigen Mineralfaserplatte. |
ATE222628T1 (de) | 1997-06-13 | 2002-09-15 | Rockwool Ltd | Feuerschutzabschlüsse für gebäude |
GB9717484D0 (en) | 1997-08-18 | 1997-10-22 | Rockwool Int | Roof and wall cladding |
EP1064437B2 (de) † | 1998-03-19 | 2008-12-24 | Rockwool International A/S | Verfahren und vorrichtung zur herstellung eines mineralfaserprodukts. |
DE19830066B4 (de) * | 1998-06-30 | 2010-01-14 | Gessner, Dieter | Dämmelement |
EP1228010B1 (de) * | 1999-09-28 | 2008-04-09 | Rockwool International A/S | Glasfaserbahnrolle und Herstellungsverfahren von Rolle und Glasfaserbahn |
EP1106743B1 (de) * | 1999-12-08 | 2005-04-06 | Deutsche Rockwool Mineralwoll GmbH & Co. OHG | Verfahren und Vorrichtung zur Herstellung einer Faserdämmstoffbahn |
DE10013644A1 (de) * | 2000-03-18 | 2001-09-27 | Oesterr Heraklith Gmbh | Verfahren und Vorrichtung zur Herstellung einer Mineralfasermatte |
DE10041481B4 (de) * | 2000-08-24 | 2006-01-19 | Deutsche Rockwool Mineralwoll Gmbh & Co. Ohg | Dämmstoffelement sowie Verfahren und Vorrichtung zur Herstellung eines Dämmstoffelementes, insbesondere einer roll- und/oder wickelbaren Dämmstoffbahn aus Mineralfasern |
ATE343556T1 (de) * | 2000-09-28 | 2006-11-15 | Rockwool Int | Faservliesstoff |
FI20012607A (fi) * | 2001-12-31 | 2003-07-01 | Paroc Group Oy Ab | Menetelmä ja laitteisto kuituorientoidun mineraalivillamaton valmistamiseksi |
PL1709132T5 (pl) † | 2004-01-19 | 2016-06-30 | Rockwool Int | Sposób wytwarzania płyt z wełny mineralnej |
ATE368142T1 (de) * | 2004-01-21 | 2007-08-15 | Rockwool Mineralwolle | Verfahren und vorrichtung zur herstellung von bahnen- oder plattenförmigen dämmstoffen aus mineralfasern |
EP1708876B1 (de) * | 2004-01-31 | 2012-06-13 | Deutsche Rockwool Mineralwoll GmbH & Co. OHG | Verfahren zur herstellung einer dämmstoffbahn aus mineralfasern sowie dämmstoffbahn |
DE102005004504A1 (de) * | 2004-01-31 | 2005-09-15 | Deutsche Rockwool Mineralwoll Gmbh & Co. Ohg | Verfahren zur Herstellung eines Dämmstoffelementes und Dämmstoffelement |
US7779964B2 (en) | 2004-04-02 | 2010-08-24 | Rockwool International A/S | Acoustic elements and their production |
WO2008155401A1 (en) * | 2007-06-20 | 2008-12-24 | Rockwool International A/S | Mineral fibre product |
EP2100992A1 (de) * | 2008-03-12 | 2009-09-16 | Paroc Oy Ab | Verfahren und Anordnung zur Verbesserung der Lauffähigkeit eines durchgehenden Mineralfasernetzes |
FI20096094A (fi) * | 2009-10-23 | 2011-04-24 | Finnfoam Oy | Menetelmä eristelevyn valmistamiseksi ja eristelevy |
FI20105564A0 (fi) * | 2010-05-21 | 2010-05-21 | Saint Gobain Rakennustuotteet | Eristyspala, eristysmenetelmä ja eristyspakkaus |
SI3128059T1 (sl) | 2011-09-30 | 2021-08-31 | Owens Corning Intellectual Capital, Llc | Postopek izdelave mreže iz vlaknastih materialov |
RU2506158C1 (ru) * | 2012-05-29 | 2014-02-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" (национальный исследовательский университет) (ФГБОУ ВПО "ЮУрГУ" (НИУ)) | Способ производства минераловатных изделий |
WO2014090670A1 (en) * | 2012-12-11 | 2014-06-19 | Rockwool International A/S | A method of forming a cured mineral fibre product |
EP3224395B1 (de) | 2014-11-24 | 2018-11-21 | Rockwool International A/S | Verfahren zur herstellung eines sandwichelements aus mineralwollfasern |
PL412081A1 (pl) * | 2015-04-21 | 2016-10-24 | Tabor Aneta Tomisol | Mata izolacyjna lamelowa i linia produkcyjna do wytwarzania maty izolacyjnej lamelowej |
PL3455182T3 (pl) | 2016-05-13 | 2021-09-13 | Rockwool International A/S | Produkty z wełny mineralnej |
FR3052762B1 (fr) | 2016-06-17 | 2020-09-25 | Saint Gobain Isover | Installation de traitement d'un matelas de fibres minerales par detection et evacuation de defauts localises, et procede correspondant |
EP3276064B1 (de) | 2016-07-27 | 2020-09-02 | Technische Universität Dresden | Sandwichkern umfassend einen faserwerkstoff und verfahren zu seiner herstellung sowie sandwichplatte |
RU2751317C2 (ru) | 2017-05-11 | 2021-07-13 | Роквул Интернэшнл А/С | Способ изготовления формованного продукта из минеральной ваты и продукт такого типа |
PL3628481T3 (pl) | 2018-09-27 | 2023-01-16 | Rockwool International A/S | Płyta warstwowa |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2546230A (en) * | 1947-10-10 | 1951-03-27 | Johns Manville | Glass product and method of making the same |
US3493452A (en) * | 1965-05-17 | 1970-02-03 | Du Pont | Apparatus and continuous process for producing fibrous sheet structures |
BE795596A (fr) * | 1972-02-17 | 1973-06-18 | Rockwool Ab | Procede et systeme pour fabriquer un produit stratifie en laine minerale et pour le rendre coherent |
SE441764B (sv) * | 1982-10-11 | 1985-11-04 | Gullfiber Ab | Isolerskiva och sett att framstella dylik |
CA1209893A (en) * | 1983-10-24 | 1986-08-19 | Neil M. Cameron | Reoriented glass fiber board product and method and apparatus for making same |
DE3501897A1 (de) * | 1985-01-22 | 1986-07-24 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung einer mehrlagigen fasermatte |
-
1990
- 1990-12-07 DK DK291590A patent/DK165926B/da not_active Application Discontinuation
-
1991
- 1991-12-06 AT AT92901216T patent/ATE113087T1/de not_active IP Right Cessation
- 1991-12-06 CA CA002095532A patent/CA2095532C/en not_active Expired - Lifetime
- 1991-12-06 PL PL91299427A patent/PL168628B1/pl unknown
- 1991-12-06 DE DE69104730T patent/DE69104730T2/de not_active Expired - Lifetime
- 1991-12-06 SK SK562-93A patent/SK282244B6/sk not_active IP Right Cessation
- 1991-12-06 AU AU90805/91A patent/AU9080591A/en not_active Abandoned
- 1991-12-06 EP EP92901216A patent/EP0560878B1/de not_active Expired - Lifetime
- 1991-12-06 WO PCT/DK1991/000383 patent/WO1992010602A1/en active IP Right Grant
- 1991-12-06 ES ES92901216T patent/ES2062884T3/es not_active Expired - Lifetime
-
1993
- 1993-06-03 CZ CZ931067A patent/CZ282594B6/cs not_active IP Right Cessation
- 1993-06-04 FI FI932566A patent/FI112953B/fi active
Also Published As
Publication number | Publication date |
---|---|
EP0560878A1 (de) | 1993-09-22 |
DE69104730T2 (de) | 1995-05-04 |
FI932566A0 (fi) | 1993-06-04 |
CZ106793A3 (en) | 1993-11-17 |
SK282244B6 (sk) | 2001-12-03 |
DK165926B (da) | 1993-02-08 |
AU9080591A (en) | 1992-07-08 |
DK291590A (da) | 1992-06-17 |
SK56293A3 (en) | 1994-05-11 |
PL168628B1 (pl) | 1996-03-29 |
DE69104730D1 (de) | 1994-11-24 |
EP0560878B1 (de) | 1994-10-19 |
FI932566A (fi) | 1993-06-04 |
WO1992010602A1 (en) | 1992-06-25 |
FI112953B (fi) | 2004-02-13 |
ATE113087T1 (de) | 1994-11-15 |
CZ282594B6 (cs) | 1997-08-13 |
DK291590D0 (da) | 1990-12-07 |
CA2095532A1 (en) | 1992-06-08 |
ES2062884T3 (es) | 1994-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed | ||
MKEC | Expiry (correction) |
Effective date: 20121202 |