BR112019006952A2 - processo e dispositivo para a formação de redes celulósicas diretamente formadas - Google Patents
processo e dispositivo para a formação de redes celulósicas diretamente formadasInfo
- Publication number
- BR112019006952A2 BR112019006952A2 BR112019006952A BR112019006952A BR112019006952A2 BR 112019006952 A2 BR112019006952 A2 BR 112019006952A2 BR 112019006952 A BR112019006952 A BR 112019006952A BR 112019006952 A BR112019006952 A BR 112019006952A BR 112019006952 A2 BR112019006952 A2 BR 112019006952A2
- Authority
- BR
- Brazil
- Prior art keywords
- directly formed
- forming directly
- formed cellulosic
- networks
- cellulosic networks
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
- B29C48/0014—Extrusion moulding in several steps, i.e. components merging outside the die producing flat articles having components brought in contact outside the extrusion die
-
- 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
- D04H1/54—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 welding together the fibres, e.g. by partially melting or dissolving
- D04H1/56—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 welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
-
- 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
- D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
- D01D10/06—Washing or drying
-
- 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
-
- 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
- D01D5/12—Stretch-spinning methods
- D01D5/14—Stretch-spinning methods with flowing liquid or gaseous stretching media, e.g. solution-blowing
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
- D01F2/08—Composition of the spinning solution or the bath
-
- 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
- D04H1/425—Cellulose series
- D04H1/4258—Regenerated cellulose series
-
- 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
- D04H3/013—Regenerated cellulose series
-
- 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
- D04H3/10—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 yarns or filaments made mechanically
- D04H3/11—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 yarns or filaments made mechanically by fluid jet
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C29/00—Finishing or dressing, of textile fabrics, not provided for in the preceding groups
- D06C29/005—Finishing or dressing, of textile fabrics, not provided for in the preceding groups hydroentangling
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/20—Cellulose-derived artificial fibres
- D10B2201/22—Cellulose-derived artificial fibres made from cellulose solutions
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Nonwoven Fabrics (AREA)
- Artificial Filaments (AREA)
- Treatment Of Fiber Materials (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
Abstract
a presente invenção refere-se a um processo e um dispositivo para fabricar redes à base de celulose que são diretamente formadas de solução giratória de lyocell e em particular para a lavagem de redes de celulose diretamente formadas.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA490/2016A AT519489B1 (de) | 2016-10-21 | 2016-10-21 | Verfahren und Vorrichtung zum Herstellen von Vliesen auf Cellulosebasis, die direkt aus Lyocell-Spinnlösung gebildet werden |
ATA490-2016 | 2016-10-21 | ||
PCT/AT2017/000071 WO2018071928A1 (en) | 2016-10-21 | 2017-10-18 | Process and device for the formation of directly-formed cellulosic webs |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112019006952A2 true BR112019006952A2 (pt) | 2019-07-02 |
BR112019006952B1 BR112019006952B1 (pt) | 2022-12-06 |
Family
ID=60381964
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112019006952-6A BR112019006952B1 (pt) | 2016-10-21 | 2017-10-18 | Processo, produto obtido pelo processo e dispositivo para fabricar velos à base de celulose |
Country Status (14)
Country | Link |
---|---|
US (2) | US11371173B2 (pt) |
EP (1) | EP3529405B1 (pt) |
JP (1) | JP7091580B2 (pt) |
KR (1) | KR102436366B1 (pt) |
CN (1) | CN109844202A (pt) |
AT (1) | AT519489B1 (pt) |
BR (1) | BR112019006952B1 (pt) |
CA (1) | CA3040192A1 (pt) |
ES (1) | ES2902519T3 (pt) |
PL (1) | PL3529405T3 (pt) |
RU (1) | RU2757398C2 (pt) |
TW (1) | TWI765921B (pt) |
WO (1) | WO2018071928A1 (pt) |
ZA (1) | ZA201902260B (pt) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI827634B (zh) * | 2018-07-17 | 2024-01-01 | 奧地利商蘭仁股份有限公司 | 用於從紡絲黏合織物之生產中的處理空氣分離溶劑之方法及裝置 |
TW202031950A (zh) | 2018-12-05 | 2020-09-01 | 奧地利商蘭仁股份有限公司 | 在纖維素紡黏非織物的製造中回收再利用溶劑及纖維素的方法 |
BR112021022300A2 (pt) * | 2019-05-17 | 2021-12-28 | Chemiefaser Lenzing Ag | Método e dispositivo para limpeza de fieira durante a produção de não tecido celulósico de filamento contínuo (spunbond) |
EP3828320A1 (de) * | 2019-11-26 | 2021-06-02 | Lenzing Aktiengesellschaft | Gegenstromwäsche |
TW202140884A (zh) | 2019-12-17 | 2021-11-01 | 奧地利商蘭仁股份有限公司 | 製造紡黏非織物的方法 |
CN115066525A (zh) | 2019-12-17 | 2022-09-16 | 兰精股份公司 | 用于制造纺粘型无纺织物的方法 |
TW202136602A (zh) | 2020-02-24 | 2021-10-01 | 奧地利商蘭仁股份有限公司 | 用於製造紡絲黏合不織布之方法及裝置 |
EP4215170A1 (en) | 2022-01-20 | 2023-07-26 | Lenzing Aktiengesellschaft | Nonwoven layer comprising a network of substantially continuous regenerated cellulosic fibers |
EP4293148A1 (en) | 2022-06-15 | 2023-12-20 | Lenzing Aktiengesellschaft | Nonwoven layer comprising a network of substantially continuous regenerated cellulosic fibers |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9412500D0 (en) * | 1994-06-22 | 1994-08-10 | Courtaulds Fibres Holdings Ltd | Fibre manufacture |
FR2735794B1 (fr) | 1995-06-26 | 1997-09-19 | Elysees Balzac Financiere | Procede de preparation d'un melange de fibres et de microfibres cellulosiques |
GB9611252D0 (en) * | 1996-05-30 | 1996-07-31 | Courtaulds Fibres Holdings Ltd | Fibre manufacture |
US6210801B1 (en) | 1996-08-23 | 2001-04-03 | Weyerhaeuser Company | Lyocell fibers, and compositions for making same |
ATE225418T1 (de) * | 1996-08-23 | 2002-10-15 | Weyerhaeuser Co | Lyocellfasern und verfahren zu ihrer herstellung |
US6022447A (en) | 1996-08-30 | 2000-02-08 | Kimberly-Clark Corp. | Process for treating a fibrous material and article thereof |
GB9625634D0 (en) | 1996-12-10 | 1997-01-29 | Courtaulds Fibres Holdings Ltd | Method of manufacture of nonwoven fabric |
GB2337957A (en) | 1998-06-05 | 1999-12-08 | Courtaulds Fibres | Method of manufacture of a nonwoven fabric |
AT406588B (de) | 1998-09-29 | 2000-06-26 | Chemiefaser Lenzing Ag | Verfahren zur herstellung cellulosischer fasern |
DE10065859B4 (de) | 2000-12-22 | 2006-08-24 | Gerking, Lüder, Dr.-Ing. | Verfahren und Vorrichtung zur Herstellung von im Wesentlichen endlosen feinen Fäden |
US20040207110A1 (en) * | 2003-04-16 | 2004-10-21 | Mengkui Luo | Shaped article from unbleached pulp and the process |
US20050056956A1 (en) * | 2003-09-16 | 2005-03-17 | Biax Fiberfilm Corporation | Process for forming micro-fiber cellulosic nonwoven webs from a cellulose solution by melt blown technology and the products made thereby |
AT413285B (de) * | 2003-11-06 | 2006-01-15 | Chemiefaser Lenzing Ag | Verfahren zum waschen eines saugfähigen materials |
WO2005106085A1 (en) | 2004-04-26 | 2005-11-10 | Biax Fiberfilm Corporation | Apparatus , product and process forming micro-fiber cellulosic nonwoven webs |
EP1791996A1 (en) * | 2004-09-17 | 2007-06-06 | Birla Research Institute for Applied Sciences | A process for preparing a non-woven cellulosic structure and the non-woven cellulosic structure prepared therefrom |
AT503625B1 (de) * | 2006-04-28 | 2013-10-15 | Chemiefaser Lenzing Ag | Wasserstrahlverfestigtes produkt enthaltend cellulosische fasern |
EP1936017B1 (de) | 2006-12-22 | 2013-08-21 | Reifenhäuser GmbH & Co. KG Maschinenfabrik | Verfahren und Vorrichtung zur Herstellung eines Spinnvlieses aus cellulosischen Filamenten |
CN102317515B (zh) * | 2007-08-31 | 2015-06-10 | 可隆工业株式会社 | 莱赛尔长纤的制备方法、莱赛尔长纤、轮胎帘线以及轮胎帘线的制备方法 |
AT505621B1 (de) | 2007-11-07 | 2009-03-15 | Chemiefaser Lenzing Ag | Vefahren zur herstellung eines wasserstrahlverfestigten produktes enthaltend cellulosische fasern |
US8303888B2 (en) * | 2008-04-11 | 2012-11-06 | Reifenhauser Gmbh & Co. Kg | Process of forming a non-woven cellulose web and a web produced by said process |
PL3387172T3 (pl) * | 2015-12-08 | 2021-04-06 | Essity Hygiene And Health Aktiebolag | Wzorzysty materiał włókninowy |
CN105463703B (zh) * | 2015-12-25 | 2018-02-16 | 常熟市飞龙无纺机械有限公司 | 可冲散可降解混合纤维水剌无纺布及其制备方法 |
-
2016
- 2016-10-21 AT ATA490/2016A patent/AT519489B1/de active
-
2017
- 2017-10-12 TW TW106134883A patent/TWI765921B/zh active
- 2017-10-18 ES ES17800357T patent/ES2902519T3/es active Active
- 2017-10-18 WO PCT/AT2017/000071 patent/WO2018071928A1/en unknown
- 2017-10-18 CN CN201780064390.0A patent/CN109844202A/zh active Pending
- 2017-10-18 CA CA3040192A patent/CA3040192A1/en active Pending
- 2017-10-18 EP EP17800357.0A patent/EP3529405B1/en active Active
- 2017-10-18 US US16/342,848 patent/US11371173B2/en active Active
- 2017-10-18 JP JP2019521440A patent/JP7091580B2/ja active Active
- 2017-10-18 BR BR112019006952-6A patent/BR112019006952B1/pt active IP Right Grant
- 2017-10-18 PL PL17800357T patent/PL3529405T3/pl unknown
- 2017-10-18 KR KR1020197014427A patent/KR102436366B1/ko active IP Right Grant
- 2017-10-18 RU RU2019111062A patent/RU2757398C2/ru active
-
2019
- 2019-04-10 ZA ZA2019/02260A patent/ZA201902260B/en unknown
-
2022
- 2022-05-27 US US17/826,704 patent/US11767623B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
AT519489A1 (de) | 2018-07-15 |
US11371173B2 (en) | 2022-06-28 |
JP7091580B2 (ja) | 2022-06-28 |
US11767623B2 (en) | 2023-09-26 |
TW201823534A (zh) | 2018-07-01 |
JP2019532194A (ja) | 2019-11-07 |
ZA201902260B (en) | 2022-11-30 |
RU2019111062A (ru) | 2020-11-23 |
US20190264356A1 (en) | 2019-08-29 |
CA3040192A1 (en) | 2018-04-26 |
RU2757398C2 (ru) | 2021-10-15 |
PL3529405T3 (pl) | 2022-04-04 |
RU2019111062A3 (pt) | 2021-03-10 |
KR20190066064A (ko) | 2019-06-12 |
ES2902519T3 (es) | 2022-03-28 |
EP3529405A1 (en) | 2019-08-28 |
CN109844202A (zh) | 2019-06-04 |
TWI765921B (zh) | 2022-06-01 |
KR102436366B1 (ko) | 2022-08-25 |
AT519489B1 (de) | 2021-11-15 |
US20220364282A1 (en) | 2022-11-17 |
EP3529405B1 (en) | 2021-12-08 |
BR112019006952B1 (pt) | 2022-12-06 |
WO2018071928A1 (en) | 2018-04-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR112019006952A2 (pt) | processo e dispositivo para a formação de redes celulósicas diretamente formadas | |
BR112017007301A2 (pt) | estruturas fibrosas solúveis e métodos para a fabricação das mesmas | |
BR112015000216A2 (pt) | método e dispositivo de processamento para programa de aplicativo | |
BR112013029110A2 (pt) | processo para tratamento de celulose microfibrilada e celulose microfibrilada tratada de acordo com o processo | |
BR112016028230A2 (pt) | processo para a fabricação de celulose microfibrilada, homogeneizador, celulose microfibrilada e dispersão semelhante a gel dea celulose microfibrilada | |
BR112015016087A2 (pt) | método de produção de celulose microfibrilada | |
BR112017006195A2 (pt) | método para a produção de um líquido de açúcar e de um xiloligossacarídeo | |
BR112017025902A2 (pt) | fornecimento de elementos de mensagem aumentados em encadeamentos de comunicação eletrônica | |
TR201900753T4 (tr) | Sakkarit lif üretimi için yöntem. | |
BR112012000143A2 (pt) | processo para produção de celulose microfibrilada e celulose microfibrilada assim produzida | |
BR112017009879A2 (pt) | processo para a produção de uma polpa tratada, polpa tratada e fibras têxteis produzidas a partir da polpa tratada | |
BR112014026105A2 (pt) | elementos fibrosos que compreendem um polímero sem hidroxila e métodos de fabricação dos mesmos | |
BR112018010373A2 (pt) | processo ambientalmente correto para a preparação da nanocelulose e seus derivados | |
TR201911084T4 (tr) | İnsan yapımı camlı fiberler. | |
BR112018007923A2 (pt) | método para produção de polpa de dissolução, polpa de dissolução, fibra têxtil, celulose derivatizada, uso de uma polpa de dissolução, e, uso de celulase. | |
BR112017027416A2 (pt) | condutor de fibra óptica de radiação lateral e processo para a inserção de micro modificações em um condutor de fibra óptica | |
BR112013000288A2 (pt) | processo para a produção de artigos formados em celulose | |
CL2014000720A1 (es) | Metodo de produccion de celulosa carboxilada fibrosa; y celulosa fibrosa, carboxilada y mercerizada. | |
BR112015017875A2 (pt) | composição de lavagem com alta espumação, licor de lavagem de substrato duro ou de tecido ou pessoal com alta espumação, método de tratamento de um substrato usando um licor de lavagem | |
BR112017014961A2 (pt) | processo para a produção de combustível de lignina líquida,e método para processar lignina | |
BR112014017099A2 (pt) | processo para a produção de etileno e outras olefinas a partir de soluções aquosas dos álcoois correspondentes | |
BR112014026932A2 (pt) | composição detergente para lavar roupa e processo para lavar roupa | |
BR112015027014A2 (pt) | processo para tratamento de fibras de celulose a fim de produzir uma composição compreendendo celulose microfibrilada e uma composição produzida de acordo com o processo | |
TR201905298T4 (tr) | Turunçgillerden tekstil üretimi. | |
IT201700029200A1 (it) | Processo semplificato per la produzione di fibre acriliche |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06W | Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette] | ||
B350 | Update of information on the portal [chapter 15.35 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 18/10/2017, OBSERVADAS AS CONDICOES LEGAIS |