PL2049720T3 - Sposób wytwarzania kształtowych produktów filtracyjnych - Google Patents
Sposób wytwarzania kształtowych produktów filtracyjnychInfo
- Publication number
- PL2049720T3 PL2049720T3 PL07872252T PL07872252T PL2049720T3 PL 2049720 T3 PL2049720 T3 PL 2049720T3 PL 07872252 T PL07872252 T PL 07872252T PL 07872252 T PL07872252 T PL 07872252T PL 2049720 T3 PL2049720 T3 PL 2049720T3
- Authority
- PL
- Poland
- Prior art keywords
- making shaped
- shaped filtration
- filtration articles
- articles
- making
- Prior art date
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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
- B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
- B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
-
- 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
- D01D5/08—Melt spinning methods
- D01D5/082—Melt spinning methods of mixed yarn
-
- 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
- D01D5/08—Melt spinning methods
- D01D5/098—Melt spinning methods with simultaneous stretching
- D01D5/0985—Melt spinning methods with simultaneous stretching by means of a flowing gas (e.g. melt-blowing)
-
- 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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/016—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the fineness
-
- 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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
-
- 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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/0604—Arrangement of the fibres in the filtering material
- B01D2239/064—The fibres being mixed
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Zoology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Filtering Materials (AREA)
- Nonwoven Fabrics (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/461,145 US7858163B2 (en) | 2006-07-31 | 2006-07-31 | Molded monocomponent monolayer respirator with bimodal monolayer monocomponent media |
US11/461,307 US7754041B2 (en) | 2006-07-31 | 2006-07-31 | Pleated filter with bimodal monolayer monocomponent media |
US69301707A | 2007-03-29 | 2007-03-29 | |
US96656207P | 2007-03-29 | 2007-03-29 | |
PCT/US2007/073648 WO2008085545A2 (en) | 2006-07-31 | 2007-07-17 | Method for making shaped filtration articles |
EP07872252.7A EP2049720B1 (en) | 2006-07-31 | 2007-07-17 | Method for making shaped filtration articles |
Publications (1)
Publication Number | Publication Date |
---|---|
PL2049720T3 true PL2049720T3 (pl) | 2014-02-28 |
Family
ID=39609210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL07872252T PL2049720T3 (pl) | 2006-07-31 | 2007-07-17 | Sposób wytwarzania kształtowych produktów filtracyjnych |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP2049720B1 (pl) |
JP (1) | JP2010511488A (pl) |
KR (1) | KR20090037441A (pl) |
AU (1) | AU2007342321B2 (pl) |
BR (1) | BRPI0714088B1 (pl) |
PL (1) | PL2049720T3 (pl) |
WO (1) | WO2008085545A2 (pl) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7902096B2 (en) * | 2006-07-31 | 2011-03-08 | 3M Innovative Properties Company | Monocomponent monolayer meltblown web and meltblowing apparatus |
CN101946033B (zh) | 2007-12-28 | 2012-11-28 | 3M创新有限公司 | 复合非织造纤维料片及其制备和使用方法 |
WO2009088648A1 (en) | 2007-12-31 | 2009-07-16 | 3M Innovative Properties Company | Composite non-woven fibrous webs having continuous particulate phase and methods of making and using the same |
JP5221676B2 (ja) | 2007-12-31 | 2013-06-26 | スリーエム イノベイティブ プロパティズ カンパニー | 流体濾過物品とその作製方法及び使用方法 |
KR101758951B1 (ko) | 2010-04-22 | 2017-07-17 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 화학적 활성 미립자를 함유하는 부직 섬유질 웨브 및 이를 제조 및 사용하는 방법 |
EP2561127B1 (en) | 2010-04-22 | 2015-01-21 | 3M Innovative Properties Company | Nonwoven nanofiber webs containing chemically active particulates and methods of making and using same |
KR20130041928A (ko) | 2010-07-07 | 2013-04-25 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 패턴화된 에어 레이드 부직포 섬유질 웨브 및 그 제조 및 사용 방법 |
US9802187B2 (en) | 2011-06-30 | 2017-10-31 | 3M Innovative Properties Company | Non-woven electret fibrous webs and methods of making same |
TW201339387A (zh) | 2011-12-16 | 2013-10-01 | Toray Industries | 混纖不織布與積層片及過濾器以及混纖不織布之製造方法 |
CN105074075B (zh) * | 2013-04-11 | 2019-11-05 | 东丽株式会社 | 混纺无纺布及其制造方法 |
US20150211160A1 (en) | 2014-01-29 | 2015-07-30 | Biax-Fiberfilm | High loft, nonwoven web exhibiting excellent recovery |
BR112016029119A2 (pt) * | 2014-06-16 | 2017-08-22 | Groz Beckert Kg | sistema de fusão por sopro de múltiplos moldes para formar estruturas unificadas e métodos do mesmo |
US10252200B2 (en) * | 2016-02-17 | 2019-04-09 | Hollingsworth & Vose Company | Filter media including a filtration layer comprising synthetic fibers |
US11014030B2 (en) | 2016-02-17 | 2021-05-25 | Hollingsworth & Vose Company | Filter media including flame retardant fibers |
KR102561877B1 (ko) * | 2017-11-13 | 2023-08-02 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | 마스크 및 마스크 제작 방법 |
DE102018108228A1 (de) * | 2018-04-06 | 2019-10-10 | Groz-Beckert Kg | Verfahren zur Herstellung eines textilen Gebildes mit elektrostatisch geladenen Fasern und textiles Gebilde |
US20210291421A1 (en) * | 2018-07-24 | 2021-09-23 | Mg Ip Ltd | Method and apparatus for producing porous plastic profiles |
CN114457432B (zh) * | 2022-02-14 | 2023-06-27 | 东华大学 | 一种纳米纤维制备装置用气流自耦合熔喷模头 |
Family Cites Families (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4100324A (en) | 1974-03-26 | 1978-07-11 | Kimberly-Clark Corporation | Nonwoven fabric and method of producing same |
US3981650A (en) | 1975-01-16 | 1976-09-21 | Beloit Corporation | Melt blowing intermixed filaments of two different polymers |
CA1073648A (en) | 1976-08-02 | 1980-03-18 | Edward R. Hauser | Web of blended microfibers and crimped bulking fibers |
US4547420A (en) | 1983-10-11 | 1985-10-15 | Minnesota Mining And Manufacturing Company | Bicomponent fibers and webs made therefrom |
US4536440A (en) | 1984-03-27 | 1985-08-20 | Minnesota Mining And Manufacturing Company | Molded fibrous filtration products |
US4818464A (en) | 1984-08-30 | 1989-04-04 | Kimberly-Clark Corporation | Extrusion process using a central air jet |
US4988560A (en) | 1987-12-21 | 1991-01-29 | Minnesota Mining And Manufacturing Company | Oriented melt-blown fibers, processes for making such fibers, and webs made from such fibers |
US4931355A (en) | 1988-03-18 | 1990-06-05 | Radwanski Fred R | Nonwoven fibrous hydraulically entangled non-elastic coform material and method of formation thereof |
US5227107A (en) | 1990-08-07 | 1993-07-13 | Kimberly-Clark Corporation | Process and apparatus for forming nonwovens within a forming chamber |
JP2847266B2 (ja) * | 1991-06-14 | 1999-01-13 | 日本バイリーン株式会社 | 溶融紡糸装置 |
US5374458A (en) | 1992-03-13 | 1994-12-20 | Minnesota Mining And Manufacturing Company | Molded, multiple-layer face mask |
US5382400A (en) | 1992-08-21 | 1995-01-17 | Kimberly-Clark Corporation | Nonwoven multicomponent polymeric fabric and method for making same |
JPH06207359A (ja) * | 1992-10-14 | 1994-07-26 | Nippon Petrochem Co Ltd | 通気性強化不織布およびその製造方法 |
CA2121513A1 (en) * | 1994-01-03 | 1995-07-04 | Richard Daniel Pike | Thermoformable nonwoven fabric |
JPH0813309A (ja) * | 1994-07-01 | 1996-01-16 | Tonen Chem Corp | メルトブロー不織布及びその製造方法 |
WO1996003194A1 (en) | 1994-07-28 | 1996-02-08 | Pall Corporation | Fibrous web and process of preparing same |
JPH08120552A (ja) * | 1994-08-31 | 1996-05-14 | Mitsui Petrochem Ind Ltd | 複合繊維不織布 |
US5695376A (en) | 1994-09-09 | 1997-12-09 | Kimberly-Clark Worldwide, Inc. | Thermoformable barrier nonwoven laminate |
WO1997037071A1 (fr) * | 1994-09-28 | 1997-10-09 | Toray Industries, Inc. | Textile non-tisse pour filtre plisse et procede de fabrication |
JP3161245B2 (ja) * | 1994-09-28 | 2001-04-25 | 東レ株式会社 | フィルター基材 |
US5476616A (en) | 1994-12-12 | 1995-12-19 | Schwarz; Eckhard C. A. | Apparatus and process for uniformly melt-blowing a fiberforming thermoplastic polymer in a spinnerette assembly of multiple rows of spinning orifices |
US5707468A (en) | 1994-12-22 | 1998-01-13 | Kimberly-Clark Worldwide, Inc. | Compaction-free method of increasing the integrity of a nonwoven web |
US5679379A (en) | 1995-01-09 | 1997-10-21 | Fabbricante; Anthony S. | Disposable extrusion apparatus with pressure balancing modular die units for the production of nonwoven webs |
US5591335A (en) * | 1995-05-02 | 1997-01-07 | Memtec America Corporation | Filter cartridges having nonwoven melt blown filtration media with integral co-located support and filtration |
JP3339554B2 (ja) | 1995-12-15 | 2002-10-28 | 松下電器産業株式会社 | プラズマディスプレイパネル及びその製造方法 |
US5817584A (en) | 1995-12-22 | 1998-10-06 | Kimberly-Clark Worldwide, Inc. | High efficiency breathing mask fabrics |
US5721180A (en) | 1995-12-22 | 1998-02-24 | Pike; Richard Daniel | Laminate filter media |
TW334380B (en) | 1996-01-24 | 1998-06-21 | Nippon Walin Kk | Burnishing cloth |
US5679042A (en) | 1996-04-25 | 1997-10-21 | Kimberly-Clark Worldwide, Inc. | Nonwoven fabric having a pore size gradient and method of making same |
US5902540A (en) | 1996-10-08 | 1999-05-11 | Illinois Tool Works Inc. | Meltblowing method and apparatus |
US5904298A (en) | 1996-10-08 | 1999-05-18 | Illinois Tool Works Inc. | Meltblowing method and system |
JP2795342B2 (ja) * | 1997-04-03 | 1998-09-10 | 東洋紡績株式会社 | エレクトレット糸の混繊ウエッブ |
US6183670B1 (en) | 1997-09-23 | 2001-02-06 | Leonard Torobin | Method and apparatus for producing high efficiency fibrous media incorporating discontinuous sub-micron diameter fibers, and web media formed thereby |
JPH1190135A (ja) * | 1997-09-25 | 1999-04-06 | Chisso Corp | プリーツフィルター |
JP3753522B2 (ja) * | 1997-10-29 | 2006-03-08 | タピルス株式会社 | メルトブロー不織布およびメルトブロー不織布用ノズルピース |
US6019152A (en) | 1998-07-29 | 2000-02-01 | Kimberly-Clark Worldwide, Inc. | Apparatus for heating nonwoven webs |
US6723669B1 (en) | 1999-12-17 | 2004-04-20 | Kimberly-Clark Worldwide, Inc. | Fine multicomponent fiber webs and laminates thereof |
US6588080B1 (en) | 1999-04-30 | 2003-07-08 | Kimberly-Clark Worldwide, Inc. | Controlled loft and density nonwoven webs and method for producing |
JP3521810B2 (ja) | 1999-08-03 | 2004-04-26 | 日産自動車株式会社 | 繊維クッション体の成形方法、並びに繊維クッション体および繊維クッション体を用いた車両用シート |
US6319865B1 (en) * | 1999-09-02 | 2001-11-20 | Tonen Tapyrus Co., Ltd. | Melt-blown non-woven fabric, and nozzle piece for producing the same |
US6548431B1 (en) * | 1999-12-20 | 2003-04-15 | E. I. Du Pont De Nemours And Company | Melt spun polyester nonwoven sheet |
US6578160B1 (en) * | 2000-05-26 | 2003-06-10 | Emc Corp Hopkinton | Fault tolerant, low latency system resource with high level logging of system resource transactions and cross-server mirrored high level logging of system resource transactions |
US6667254B1 (en) | 2000-11-20 | 2003-12-23 | 3M Innovative Properties Company | Fibrous nonwoven webs |
US6607624B2 (en) | 2000-11-20 | 2003-08-19 | 3M Innovative Properties Company | Fiber-forming process |
JP4505987B2 (ja) | 2000-12-14 | 2010-07-21 | チッソ株式会社 | 熱接着性複合繊維、その製造方法およびそれを用いた繊維成形体 |
JP2002242069A (ja) * | 2001-02-15 | 2002-08-28 | Mitsui Chemicals Inc | 混合繊維からなる不織布及びその製造方法並びに該不織布からなる積層体 |
JP4599760B2 (ja) | 2001-05-25 | 2010-12-15 | チッソ株式会社 | 熱融着性複合繊維及びこれを用いた繊維成形体 |
US6916752B2 (en) | 2002-05-20 | 2005-07-12 | 3M Innovative Properties Company | Bondable, oriented, nonwoven fibrous webs and methods for making them |
US6827764B2 (en) * | 2002-07-25 | 2004-12-07 | 3M Innovative Properties Company | Molded filter element that contains thermally bonded staple fibers and electrically-charged microfibers |
US7476632B2 (en) | 2002-11-15 | 2009-01-13 | 3M Innovative Properties Company | Fibrous nonwoven web |
US20050217226A1 (en) | 2004-04-05 | 2005-10-06 | 3M Innovative Properties Company | Pleated aligned web filter |
US6858297B1 (en) | 2004-04-05 | 2005-02-22 | 3M Innovative Properties Company | Aligned fiber web |
US7235115B2 (en) * | 2004-07-09 | 2007-06-26 | 3M Innovative Properties Company | Method of forming self-supporting pleated filter media |
JP2006037295A (ja) * | 2004-07-29 | 2006-02-09 | Toray Ind Inc | メルトブロー不織布シートおよびそれを用いてなる濾材 |
-
2007
- 2007-07-17 AU AU2007342321A patent/AU2007342321B2/en not_active Ceased
- 2007-07-17 KR KR1020097001946A patent/KR20090037441A/ko active IP Right Grant
- 2007-07-17 WO PCT/US2007/073648 patent/WO2008085545A2/en active Application Filing
- 2007-07-17 EP EP07872252.7A patent/EP2049720B1/en not_active Not-in-force
- 2007-07-17 JP JP2009522926A patent/JP2010511488A/ja active Pending
- 2007-07-17 BR BRPI0714088A patent/BRPI0714088B1/pt not_active IP Right Cessation
- 2007-07-17 PL PL07872252T patent/PL2049720T3/pl unknown
Also Published As
Publication number | Publication date |
---|---|
WO2008085545A2 (en) | 2008-07-17 |
BRPI0714088A2 (pt) | 2013-01-01 |
KR20090037441A (ko) | 2009-04-15 |
EP2049720B1 (en) | 2013-09-04 |
JP2010511488A (ja) | 2010-04-15 |
AU2007342321A1 (en) | 2008-07-17 |
EP2049720A4 (en) | 2011-12-07 |
BRPI0714088B1 (pt) | 2017-04-04 |
AU2007342321B2 (en) | 2010-08-26 |
EP2049720A2 (en) | 2009-04-22 |
WO2008085545A3 (en) | 2008-10-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
PL2049720T3 (pl) | Sposób wytwarzania kształtowych produktów filtracyjnych | |
EP2119672A4 (en) | HIGH-PURITY ALUMINUM MANUFACTURING METHOD | |
GB0611210D0 (en) | Process | |
GB0614823D0 (en) | Process | |
GB0620793D0 (en) | Process | |
GB0600914D0 (en) | Process | |
GB0607394D0 (en) | Process | |
GB0607395D0 (en) | Process | |
EP2097408A4 (en) | IMPROVED PROCESS FOR THE PREPARATION OF EPROSARTAN | |
GB0618235D0 (en) | Process | |
HK1111160A1 (en) | Process for preparing | |
GB2456999B (en) | Method for preparing 2-deoxy-L-ribose | |
GB0614485D0 (en) | Process | |
GB0611741D0 (en) | Process | |
GB0604874D0 (en) | Process | |
GB0614613D0 (en) | Process | |
GB0604233D0 (en) | Process | |
GB0613676D0 (en) | Process | |
IL195262A0 (en) | Process for preparing hydroxylpatite | |
EP2053054A4 (en) | PROCESS FOR INTRODUCING A NUCLEIC ACID PROTECTION GROUP | |
ZA200904567B (en) | Process for producing 2-isopropenyl-5-methyl-4-hexene-1-yl-3-methyl-2-butenoate | |
ZA200806841B (en) | Process for producing o-methyl-n-nitroisourea | |
EP1985615A4 (en) | PROCESS FOR PRODUCTION OF BENZAZEPINONE | |
GB0616865D0 (en) | Process | |
GB0614167D0 (en) | Process |