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 PDF

Info

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
Application number
CA002095532A
Other languages
English (en)
French (fr)
Other versions
CA2095532A1 (en
Inventor
Bent Jacobson
LUIS JõRGEN NORGAARD
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rockwool AS
Original Assignee
Rockwool International AS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8117081&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2095532(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rockwool International AS filed Critical Rockwool International AS
Publication of CA2095532A1 publication Critical patent/CA2095532A1/en
Application granted granted Critical
Publication of CA2095532C publication Critical patent/CA2095532C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Nonwoven Fabrics (AREA)
  • Laminated Bodies (AREA)
  • Insulating Bodies (AREA)
  • Thermal Insulation (AREA)
  • Porous Artificial Stone Or Porous Ceramic Products (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Ladders (AREA)
CA002095532A 1990-12-07 1991-12-06 Method of manufacturing insulating boards composed of interconnected rodshaped mineral fibre elements Expired - Lifetime CA2095532C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DK291590A DK165926B (da) 1990-12-07 1990-12-07 Fremgangsmaade til fremstilling af isoleringsplader sammensat af indbyrdes forbundne stavformede mineralfiberelementer
DKDK2915/90 1990-12-07
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 (cs)
AT (1) ATE113087T1 (cs)
AU (1) AU9080591A (cs)
CA (1) CA2095532C (cs)
CZ (1) CZ282594B6 (cs)
DE (1) DE69104730T2 (cs)
DK (1) DK165926B (cs)
ES (1) ES2062884T3 (cs)
FI (1) FI112953B (cs)
PL (1) PL168628B1 (cs)
SK (1) SK282244B6 (cs)
WO (1) WO1992010602A1 (cs)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
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
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
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
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.
EP0741827B2 (en) * 1994-01-28 2011-03-02 Rockwool International A/S A method of producing a mineral fibre web
FI941072A7 (fi) * 1994-03-07 1995-09-08 Nokia Mobile Phones Ltd Tiedonsiirtomenetelmä, lähetin sekä vastaanotin
DE69518151T2 (de) * 1994-05-10 2001-03-29 Owens Corning, Toledo Direktform-verfahren zum sammeln von langen wollfädern
EP0833992B1 (en) * 1995-06-20 2003-08-13 Rockwool International A/S A method of producing an annular insulating mineral fiber covering
CH692114A5 (de) * 1996-09-02 2002-02-15 Flumroc Ag Vorrichtung und Verfahren zur Herstellung einer Mineralfaserplatte.
HU223013B1 (hu) * 1996-03-25 2004-03-01 Rockwool International A/S Eljárás és berendezés ásványi rostlemez előállítására
EP0889982A1 (en) * 1996-03-25 1999-01-13 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
DE69909454T3 (de) † 1998-03-19 2009-09-10 Rockwool International A/S Verfahren und Vorrichtung zur Herstellung eines Mineralfaserprodukts
DE19830066B4 (de) * 1998-06-30 2010-01-14 Gessner, Dieter Dämmelement
WO2001023312A1 (en) * 1999-09-28 2001-04-05 Rockwool International A/S Bonded fibre products
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
ES2273898T3 (es) * 2000-09-28 2007-05-16 Rockwool International A/S Productos de fibras aglutinadas.
FI20012607A7 (fi) * 2001-12-31 2003-07-01 Paroc Group Oy Ab Menetelmä ja laitteisto kuituorientoidun mineraalivillamaton valmistamiseksi
EP1709132B2 (en) † 2004-01-19 2015-04-29 Rockwool International A/S Process for manufacturing panels of mineral wool
PL1561847T3 (pl) * 2004-01-21 2007-12-31 Deutsche Rockwool Mineralwoll Gmbh & Co Ohg Sposób i urządzenie do wytwarzania pasmowych lub płytowych materiałów izolacyjnych z włókien mineralnych
DE502005001080D1 (de) * 2004-01-31 2007-09-06 Rockwool Mineralwolle Verfahren zur Herstellung eines Dämmstoffelementes und Dämmstoffelement
CA2554902C (en) * 2004-01-31 2013-02-19 Deutsche Rockwool Mineralwoll Gmbh & Co. Ohg Method for the production of a web of insulating material made of mineral fibres and web of insulating material
WO2005095727A1 (en) 2004-04-02 2005-10-13 Rockwool International A/S Acoustic elements and their production
WO2008155401A1 (en) * 2007-06-20 2008-12-24 Rockwool International A/S Mineral fibre product
RU2362672C1 (ru) * 2008-01-09 2009-07-27 Государственное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" Способ производства минераловатных плит
RU2352457C1 (ru) * 2008-01-09 2009-04-20 Государственное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" Способ производства минераловатных изделий
RU2362673C1 (ru) * 2008-01-31 2009-07-27 Государственное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" Способ производства минераловатных изделий
RU2353513C1 (ru) * 2008-02-04 2009-04-27 Государственное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" Способ производства многослойных минераловатных изделий
RU2364503C1 (ru) * 2008-02-04 2009-08-20 Государственное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" Способ производства многослойных минераловатных изделий
RU2356729C1 (ru) * 2008-02-04 2009-05-27 Государственное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" Способ производства минераловатных изделий с комбинированной структурой
EP2100992A1 (en) * 2008-03-12 2009-09-16 Paroc Oy Ab Method and arrangement for improving the runnability of a continuous mineral fibre web
RU2368496C1 (ru) * 2008-05-04 2009-09-27 Государственное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" Способ производства минераловатных изделий
RU2372191C1 (ru) * 2008-05-04 2009-11-10 Государственное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" Способ производства минераловатных полос и плит
FI20096094A7 (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
WO2013049835A2 (en) 2011-09-30 2013-04-04 Owens Corning Intellectual Capital, Llc Method of forming a web from fibrous materails
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
US9889639B2 (en) * 2012-12-11 2018-02-13 Rockwool International A/S Method of forming a cured mineral fibre product
SI3224395T1 (sl) * 2014-11-24 2019-07-31 Rockwool International A/S Postopek izdelave jedra sendvič plošč iz vlaken mineralne volne
PL412081A1 (pl) 2015-04-21 2016-10-24 Tabor Aneta Tomisol Mata izolacyjna lamelowa i linia produkcyjna do wytwarzania maty izolacyjnej lamelowej
WO2017194721A1 (en) 2016-05-13 2017-11-16 Rockwool International A/S Mineral wool products
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
SI3621931T1 (sl) 2017-05-11 2021-08-31 Rockwool International A/S Vezivni sestavek za mineralna vlakna, ki vsebuje vsaj en hidrokoloid in ester glicerola z maščobno kislino
EP3628481B1 (en) 2018-09-27 2021-11-03 Rockwool International A/S A sandwich panel

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE69104730T2 (de) 1995-05-04
AU9080591A (en) 1992-07-08
PL168628B1 (pl) 1996-03-29
CA2095532A1 (en) 1992-06-08
CZ106793A3 (en) 1993-11-17
ATE113087T1 (de) 1994-11-15
FI932566A0 (fi) 1993-06-04
DK291590D0 (da) 1990-12-07
WO1992010602A1 (en) 1992-06-25
CZ282594B6 (cs) 1997-08-13
EP0560878A1 (en) 1993-09-22
EP0560878B1 (en) 1994-10-19
FI932566A7 (fi) 1993-06-04
DK291590A (da) 1992-06-17
SK56293A3 (en) 1994-05-11
DE69104730D1 (de) 1994-11-24
DK165926B (da) 1993-02-08
SK282244B6 (sk) 2001-12-03
FI112953B (fi) 2004-02-13
ES2062884T3 (es) 1994-12-16

Similar Documents

Publication Publication Date Title
CA2095532C (en) Method of manufacturing insulating boards composed of interconnected rodshaped mineral fibre elements
EP0688384B1 (en) A method of producing a mineral fiber-insulating web
EP1064437B2 (en) Process and apparatus for preparation of a mineral fibre product.
NO340389B1 (no) Sandwichkonstruksjon, fremgangsmåte for fremstilling derav samt byggemetode som anvender minst et arkitektonisk isolasjonselement av tak-, skilleveggs- eller veggkledningsplatetypen.
WO1988000265A1 (en) Method for continuous production of mineral wool slabs
EP0678138B1 (en) A method of producing a mineral fiber-insulating web and a plant for producing a mineral fiber web
EP0889981A1 (en) Process and apparatus for the production of a mineral fibreboard
EP0678137B1 (en) A method of producing a mineral fiber-insulating web and a plant for producing a mineral fiber web
EP1064438B1 (en) Process and apparatus for the preparation of a mineral fibre product, uses of it and such product
NZ524021A (en) Molding shaped cavities into mineral fiber panels during conveying and compression operation
EP3564423B2 (en) Process for the manufacture of mineral wool panels made of two or more layers having different densities
RU94027074A (ru) Способ изготовления клееных нетканых материалов и устройство для его осуществления
NO171924B (no) Fremgangsmaate for kontinuerlig fremstilling av fiberisolasjonsbane og innretning for utfoerelse av fremgangsmaaten
SK89895A3 (sk) Spôsob výroby izolačného rúna z minerálnych vlákien, zariadenie na výrobu izolačného rúna z minerálnych vlákien a izolačná doska z minerálnych vlákien

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKEC Expiry (correction)

Effective date: 20121202