BE1023613B1 - Werkwijze voor het maken van een vezelcementplaat - Google Patents
Werkwijze voor het maken van een vezelcementplaat Download PDFInfo
- Publication number
- BE1023613B1 BE1023613B1 BE2016/5155A BE201605155A BE1023613B1 BE 1023613 B1 BE1023613 B1 BE 1023613B1 BE 2016/5155 A BE2016/5155 A BE 2016/5155A BE 201605155 A BE201605155 A BE 201605155A BE 1023613 B1 BE1023613 B1 BE 1023613B1
- Authority
- BE
- Belgium
- Prior art keywords
- fiber cement
- suspension
- water
- conveyor belt
- fiber
- Prior art date
Links
- 239000000835 fiber Substances 0.000 title claims abstract description 485
- 239000004568 cement Substances 0.000 title claims abstract description 438
- 238000000034 method Methods 0.000 title claims abstract description 118
- 239000000725 suspension Substances 0.000 claims abstract description 243
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 132
- 239000002002 slurry Substances 0.000 claims abstract description 44
- 238000004519 manufacturing process Methods 0.000 claims abstract description 27
- 238000005507 spraying Methods 0.000 claims description 24
- 239000007921 spray Substances 0.000 claims description 16
- 238000010924 continuous production Methods 0.000 claims description 5
- 230000002209 hydrophobic effect Effects 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 64
- 238000009826 distribution Methods 0.000 description 60
- 239000000203 mixture Substances 0.000 description 60
- 239000000047 product Substances 0.000 description 57
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 23
- 230000008569 process Effects 0.000 description 18
- 238000002156 mixing Methods 0.000 description 15
- 229920003043 Cellulose fiber Polymers 0.000 description 14
- 239000000463 material Substances 0.000 description 9
- -1 polypropylene Polymers 0.000 description 8
- 238000007639 printing Methods 0.000 description 8
- 239000011398 Portland cement Substances 0.000 description 7
- 238000001723 curing Methods 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 6
- 239000004576 sand Substances 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- 239000007795 chemical reaction product Substances 0.000 description 5
- 238000005253 cladding Methods 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 239000000377 silicon dioxide Substances 0.000 description 5
- 238000011282 treatment Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 4
- 239000000920 calcium hydroxide Substances 0.000 description 4
- 235000011116 calcium hydroxide Nutrition 0.000 description 4
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000008394 flocculating agent Substances 0.000 description 4
- 238000009499 grossing Methods 0.000 description 4
- 239000000049 pigment Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 239000010456 wollastonite Substances 0.000 description 4
- 229910052882 wollastonite Inorganic materials 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000010445 mica Substances 0.000 description 3
- 229910052618 mica group Inorganic materials 0.000 description 3
- 239000011490 mineral wool Substances 0.000 description 3
- 239000010451 perlite Substances 0.000 description 3
- 235000019362 perlite Nutrition 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- 229910021487 silica fume Inorganic materials 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000005995 Aluminium silicate Substances 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 235000012211 aluminium silicate Nutrition 0.000 description 2
- 239000002518 antifoaming agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 235000012241 calcium silicate Nutrition 0.000 description 2
- 206010061592 cardiac fibrillation Diseases 0.000 description 2
- 230000002600 fibrillogenic effect Effects 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000007970 homogeneous dispersion Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000012783 reinforcing fiber Substances 0.000 description 2
- 239000010455 vermiculite Substances 0.000 description 2
- 229910052902 vermiculite Inorganic materials 0.000 description 2
- 235000019354 vermiculite Nutrition 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000009950 felting Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002557 mineral fiber Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- MKTRXTLKNXLULX-UHFFFAOYSA-P pentacalcium;dioxido(oxo)silane;hydron;tetrahydrate Chemical compound [H+].[H+].O.O.O.O.[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O MKTRXTLKNXLULX-UHFFFAOYSA-P 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 238000001029 thermal curing Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/52—Producing shaped prefabricated articles from the material specially adapted for producing articles from mixtures containing fibres, e.g. asbestos cement
- B28B1/526—Producing shaped prefabricated articles from the material specially adapted for producing articles from mixtures containing fibres, e.g. asbestos cement by delivering the materials on a conveyor of the endless-belt type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B5/00—Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping
- B28B5/02—Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping on conveyors of the endless-belt or chain type
- B28B5/026—Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping on conveyors of the endless-belt or chain type the shaped articles being of indefinite length
- B28B5/027—Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping on conveyors of the endless-belt or chain type the shaped articles being of indefinite length the moulding surfaces being of the indefinite length type, e.g. belts, and being continuously fed
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Producing Shaped Articles From Materials (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
- Moulding By Coating Moulds (AREA)
- Inorganic Fibers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15158218.6A EP3067177A1 (en) | 2015-03-09 | 2015-03-09 | Process and apparatus for making a fiber cement sheet |
| EP15158218.6 | 2015-03-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BE1023613A1 BE1023613A1 (nl) | 2017-05-16 |
| BE1023613B1 true BE1023613B1 (nl) | 2017-05-16 |
Family
ID=52684016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE2016/5155A BE1023613B1 (nl) | 2015-03-09 | 2016-03-02 | Werkwijze voor het maken van een vezelcementplaat |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US20180036908A1 (https=) |
| EP (2) | EP3067177A1 (https=) |
| JP (1) | JP2018515357A (https=) |
| KR (1) | KR20170128401A (https=) |
| CN (1) | CN107428026A (https=) |
| AR (1) | AR104669A1 (https=) |
| AU (1) | AU2016231368A1 (https=) |
| BE (1) | BE1023613B1 (https=) |
| BR (1) | BR112017014306A2 (https=) |
| CA (1) | CA2973314A1 (https=) |
| CL (1) | CL2017002200A1 (https=) |
| CO (1) | CO2017005864A2 (https=) |
| EC (1) | ECSP17066810A (https=) |
| GT (1) | GT201700141A (https=) |
| MA (1) | MA50741A (https=) |
| MX (1) | MX2017009088A (https=) |
| MY (1) | MY196118A (https=) |
| NI (1) | NI201700083A (https=) |
| PE (1) | PE20171118A1 (https=) |
| PH (1) | PH12017501142A1 (https=) |
| RU (1) | RU2017128902A (https=) |
| SG (1) | SG11201704884XA (https=) |
| WO (1) | WO2016142243A1 (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3305741A1 (en) * | 2016-10-06 | 2018-04-11 | Etex Services Nv | Methods for producing air-cured fiber cement sheets |
| EP3305742A1 (en) * | 2016-10-06 | 2018-04-11 | Etex Services Nv | Methods for producing air-cured fiber cement products |
| WO2018229787A1 (en) * | 2017-06-16 | 2018-12-20 | Everest Industries Limited | Method & system for production of colour roofing sheet and roofing sheet thereof |
| RU2687816C1 (ru) * | 2018-04-23 | 2019-05-16 | Акционерное общество Научно-производственное объединение "УНИХИМТЕК" (АО НПО "УНИХИМТЕК") | Строительная плита (варианты) |
| EP3820659A4 (en) * | 2018-07-09 | 2022-03-23 | Norwood Architecture, Inc | SYSTEMS AND METHODS FOR FABRICATING FIBER CEMENT BOARDS HAVING AN OMNIDIRECTIONAL DRAINAGE PLANE |
| CN113561554A (zh) * | 2020-04-28 | 2021-10-29 | 青岛金玖能源科技有限公司 | 一种湿法压板主机 |
| CN113060995A (zh) * | 2021-04-13 | 2021-07-02 | 安徽海创新型节能建筑材料有限责任公司 | 一种柔性纤维水泥板的生产配方及其制备方法 |
| CN113290669A (zh) * | 2021-05-21 | 2021-08-24 | 廊坊瑞辰电梯工程有限公司 | 一种基于建筑的纤维水泥板生产装置 |
| CN113442268A (zh) * | 2021-06-17 | 2021-09-28 | 长春市建林教育咨询有限公司 | 一种双面纤维网水泥板的生产线及应用 |
| CN113696498B (zh) * | 2021-08-25 | 2023-03-31 | 开显工业自动化科技(苏州)有限公司 | 无限延续的带式复合材料挤压成型装置 |
| CN118087341B (zh) * | 2024-04-23 | 2024-06-28 | 山西平榆高速公路有限责任公司 | 一种用于路缘石的滑模施工装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3974024A (en) * | 1973-03-23 | 1976-08-10 | Onoda Cement Company, Ltd. | Process for producing board of cement-like material reinforced by glass fiber |
| JPS5354219A (en) * | 1976-10-28 | 1978-05-17 | Asahi Glass Co Ltd | Continuous process for production of f r c and apparatus therefor |
| JPS5392869A (en) * | 1977-01-26 | 1978-08-15 | Ibiden Co Ltd | Device for manufacturing high strength inorganic fiber board |
| DE4127929A1 (de) * | 1991-08-23 | 1993-02-25 | Bold Joerg | Verfahren und vorrichtung zur herstellung von faserverstaerkten gipsplatten |
| DE4127932A1 (de) * | 1991-08-23 | 1993-02-25 | Bold Joerg | Verfahren und vorrichtung zur herstellung von faserverstaerkten gipsplatten und dergleichen |
| JPH10273356A (ja) * | 1997-03-28 | 1998-10-13 | Nichiha Corp | 無機質成形板、その製造方法及びフォーミング装置 |
| JP2001225309A (ja) * | 2000-02-15 | 2001-08-21 | Matsushita Electric Works Ltd | セメント繊維板の製造方法 |
| JP2003342054A (ja) * | 2002-05-23 | 2003-12-03 | Matsushita Electric Works Ltd | 無機質板とその製造方法 |
| US7732032B2 (en) * | 2004-12-30 | 2010-06-08 | United States Gypsum Company | Lightweight, fiber-reinforced cementitious panels |
| US8038790B1 (en) * | 2010-12-23 | 2011-10-18 | United States Gypsum Company | High performance non-combustible gypsum-cement compositions with enhanced water durability and thermal stability for reinforced cementitious lightweight structural cement panels |
-
2015
- 2015-03-09 EP EP15158218.6A patent/EP3067177A1/en not_active Withdrawn
-
2016
- 2016-02-17 AR ARP160100425A patent/AR104669A1/es unknown
- 2016-03-02 JP JP2017548063A patent/JP2018515357A/ja active Pending
- 2016-03-02 BR BR112017014306A patent/BR112017014306A2/pt not_active Application Discontinuation
- 2016-03-02 CN CN201680014750.1A patent/CN107428026A/zh active Pending
- 2016-03-02 PE PE2017001226A patent/PE20171118A1/es unknown
- 2016-03-02 RU RU2017128902A patent/RU2017128902A/ru not_active Application Discontinuation
- 2016-03-02 CA CA2973314A patent/CA2973314A1/en not_active Abandoned
- 2016-03-02 SG SG11201704884XA patent/SG11201704884XA/en unknown
- 2016-03-02 AU AU2016231368A patent/AU2016231368A1/en not_active Abandoned
- 2016-03-02 MA MA050741A patent/MA50741A/fr unknown
- 2016-03-02 MX MX2017009088A patent/MX2017009088A/es unknown
- 2016-03-02 BE BE2016/5155A patent/BE1023613B1/nl active IP Right Grant
- 2016-03-02 US US15/555,330 patent/US20180036908A1/en not_active Abandoned
- 2016-03-02 EP EP16707754.4A patent/EP3268193B1/en active Active
- 2016-03-02 KR KR1020177027807A patent/KR20170128401A/ko not_active Withdrawn
- 2016-03-02 MY MYPI2017702220A patent/MY196118A/en unknown
- 2016-03-02 WO PCT/EP2016/054459 patent/WO2016142243A1/en not_active Ceased
-
2017
- 2017-06-14 CO CONC2017/0005864A patent/CO2017005864A2/es unknown
- 2017-06-19 PH PH12017501142A patent/PH12017501142A1/en unknown
- 2017-06-20 GT GT201700141A patent/GT201700141A/es unknown
- 2017-06-22 NI NI201700083A patent/NI201700083A/es unknown
- 2017-08-30 CL CL2017002200A patent/CL2017002200A1/es unknown
- 2017-10-06 EC ECIEPI201766810A patent/ECSP17066810A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ECSP17066810A (es) | 2018-02-28 |
| CO2017005864A2 (es) | 2017-08-31 |
| EP3268193B1 (en) | 2023-11-15 |
| JP2018515357A (ja) | 2018-06-14 |
| BE1023613A1 (nl) | 2017-05-16 |
| PH12017501142A1 (en) | 2018-03-05 |
| US20180036908A1 (en) | 2018-02-08 |
| MY196118A (en) | 2023-03-15 |
| GT201700141A (es) | 2018-11-12 |
| WO2016142243A1 (en) | 2016-09-15 |
| AU2016231368A1 (en) | 2017-07-13 |
| PE20171118A1 (es) | 2017-08-07 |
| EP3268193A1 (en) | 2018-01-17 |
| CN107428026A (zh) | 2017-12-01 |
| MA50741A (fr) | 2020-09-23 |
| EP3067177A1 (en) | 2016-09-14 |
| SG11201704884XA (en) | 2017-07-28 |
| RU2017128902A (ru) | 2019-02-14 |
| AR104669A1 (es) | 2017-08-09 |
| KR20170128401A (ko) | 2017-11-22 |
| MX2017009088A (es) | 2017-11-23 |
| RU2017128902A3 (https=) | 2019-06-24 |
| CA2973314A1 (en) | 2016-09-15 |
| BR112017014306A2 (pt) | 2018-01-02 |
| NI201700083A (es) | 2017-07-18 |
| CL2017002200A1 (es) | 2018-06-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
Effective date: 20170516 |
|
| HC | Change of name of the owners |
Owner name: ETERNIT NV; BE Free format text: DETAILS ASSIGNMENT: CHANGE OF OWNER(S), CHANGEMENT NOM PROPRIETAIRE; FORMER OWNER NAME: ETERNIT NV Effective date: 20170825 |