CN103498428B - 交通声屏障用高吸声组合材料及其制备方法 - Google Patents
交通声屏障用高吸声组合材料及其制备方法 Download PDFInfo
- Publication number
- CN103498428B CN103498428B CN201310441132.3A CN201310441132A CN103498428B CN 103498428 B CN103498428 B CN 103498428B CN 201310441132 A CN201310441132 A CN 201310441132A CN 103498428 B CN103498428 B CN 103498428B
- Authority
- CN
- China
- Prior art keywords
- sound
- expanded ptfe
- microporous membrane
- high acoustic
- acoustic absorption
- 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.)
- Active
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0029—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with porous surfaces, e.g. concrete with porous fillers
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
- G10K11/168—Plural layers of different materials, e.g. sandwiches
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/56—After-treatment of articles, e.g. for altering the shape
- B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/56—After-treatment of articles, e.g. for altering the shape
- B29C44/569—Shaping and joining components with different densities or hardness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
- B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
- B29K2105/041—Microporous
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0001—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular acoustical properties
- B29K2995/0002—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular acoustical properties insulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/721—Vibration dampening equipment, e.g. shock absorbers
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Building Environments (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Laminated Bodies (AREA)
Abstract
Description
Claims (10)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310441132.3A CN103498428B (zh) | 2013-09-25 | 2013-09-25 | 交通声屏障用高吸声组合材料及其制备方法 |
KR1020167005454A KR20160067833A (ko) | 2013-09-25 | 2014-05-09 | 교통 방음벽용 고흡음 복합소재 및 그 제조방법 |
PCT/CN2014/077160 WO2015043195A1 (zh) | 2013-09-25 | 2014-05-09 | 交通声屏障用高吸声组合材料及其制备方法 |
JP2016516608A JP6283100B2 (ja) | 2013-09-25 | 2014-05-09 | 交通音遮断用高吸音複合材料及びその製造方法 |
EP14847941.3A EP3051025A4 (en) | 2013-09-25 | 2014-05-09 | Combined material with high sound absorption for traffic acoustic barrier and preparation method therefor |
MX2016003714A MX2016003714A (es) | 2013-09-25 | 2014-05-09 | Material compuesto de alta absorcion del sonido para barreras contra el sonido del trafico y metodo de preparacion del mismo. |
US15/063,530 US9771693B2 (en) | 2013-09-25 | 2016-03-08 | High-sound-absorption composite material for traffic sound barriers and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310441132.3A CN103498428B (zh) | 2013-09-25 | 2013-09-25 | 交通声屏障用高吸声组合材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103498428A CN103498428A (zh) | 2014-01-08 |
CN103498428B true CN103498428B (zh) | 2016-08-17 |
Family
ID=49863678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310441132.3A Active CN103498428B (zh) | 2013-09-25 | 2013-09-25 | 交通声屏障用高吸声组合材料及其制备方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9771693B2 (zh) |
EP (1) | EP3051025A4 (zh) |
JP (1) | JP6283100B2 (zh) |
KR (1) | KR20160067833A (zh) |
CN (1) | CN103498428B (zh) |
MX (1) | MX2016003714A (zh) |
WO (1) | WO2015043195A1 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103498428B (zh) * | 2013-09-25 | 2016-08-17 | 江苏泛亚微透科技股份有限公司 | 交通声屏障用高吸声组合材料及其制备方法 |
CN106278180B (zh) * | 2016-08-12 | 2020-02-14 | 大连宝昇国际贸易有限公司 | 一种连续多孔质发泡新型陶瓷及其制备方法 |
CN106245549B (zh) * | 2016-10-09 | 2018-12-11 | 中国铁路设计集团有限公司 | 城市轨道交通声屏障高效吸声单元板及其设计方法 |
CN107116857A (zh) * | 2017-04-01 | 2017-09-01 | 东华大学 | 三维多孔框架增强纤维海绵高效吸音材料及其制备 |
US10632936B2 (en) | 2017-05-11 | 2020-04-28 | Ford Global Technologies, Llc | Extrusion grade perlite reinforced polypropylene polymer |
CN108729368A (zh) * | 2018-06-08 | 2018-11-02 | 四川双铁科技有限公司 | 一种增强轻质条板及其制作方法 |
CN109433566B (zh) * | 2018-11-02 | 2020-09-04 | 昆明理工大学 | 一种多孔铝涂覆聚四氟乙烯膜的制备方法 |
CN109332137B (zh) * | 2018-11-02 | 2020-09-08 | 昆明理工大学 | 一种多孔铝表面涂覆PTFE/SiO2/Al2O3多孔膜的制备方法 |
US10783867B2 (en) * | 2018-11-08 | 2020-09-22 | Apple Inc. | Acoustic filler including acoustically active beads and expandable filler |
JP7352925B2 (ja) * | 2018-12-03 | 2023-09-29 | 国立研究開発法人宇宙航空研究開発機構 | 圧力変動吸収構造体 |
CN109733020A (zh) * | 2018-12-29 | 2019-05-10 | 苏州市君悦新材料科技股份有限公司 | 交通工具用保温材料及其制备方法 |
CN110485322A (zh) * | 2019-09-19 | 2019-11-22 | 盈普声学(惠州)有限公司 | 一种用于隔声屏障顶部的透明吸声帽 |
CN112669800A (zh) * | 2020-12-26 | 2021-04-16 | 西北工业大学 | 一种具有高效吸声性能的薄膜-多孔材料复合结构 |
CN112900298A (zh) * | 2021-01-22 | 2021-06-04 | 泰州职业技术学院 | 一种吸声减载声屏障单元及其声屏障 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201126703Y (zh) * | 2007-12-05 | 2008-10-01 | 杭州蓝保环境技术有限公司 | 一种吸隔声屏障 |
CN202422724U (zh) * | 2011-12-22 | 2012-09-05 | 常州市泛亚微透科技有限公司 | 全频吸音棉 |
CN202592882U (zh) * | 2012-04-23 | 2012-12-12 | 曾聪 | 复合吸音膜 |
CN103177719A (zh) * | 2011-12-22 | 2013-06-26 | 常州市泛亚微透科技有限公司 | 全频吸音棉 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02258248A (ja) * | 1989-03-30 | 1990-10-19 | Nitto Denko Corp | 膜構造材料およびその製造法 |
DE69232053T2 (de) * | 1991-04-15 | 2002-06-06 | Matsushita Electric Works, Ltd. | Schallabsorbierendes Material |
JP3670732B2 (ja) * | 1995-10-24 | 2005-07-13 | 大成建設株式会社 | 工事現場用簡易防音壁と遮音方法 |
WO1998005604A1 (de) * | 1996-08-03 | 1998-02-12 | Akzo Nobel N.V. | Handwerksgerechte dämmstoffmaterialien im bauwesen |
CN2258248Y (zh) * | 1996-12-02 | 1997-07-23 | 苏垣 | 可挪动式家用电器的底座结构 |
JPH10282964A (ja) * | 1997-04-01 | 1998-10-23 | Imae Kogyo Kk | 吸音材 |
US6893711B2 (en) * | 2002-08-05 | 2005-05-17 | Kimberly-Clark Worldwide, Inc. | Acoustical insulation material containing fine thermoplastic fibers |
US20040077247A1 (en) * | 2002-10-22 | 2004-04-22 | Schmidt Richard J. | Lofty spunbond nonwoven laminate |
US7118801B2 (en) * | 2003-11-10 | 2006-10-10 | Gore Enterprise Holdings, Inc. | Aerogel/PTFE composite insulating material |
JP4227594B2 (ja) * | 2005-02-16 | 2009-02-18 | 川重岐阜エンジニアリング株式会社 | 騒音吸収パネル |
CN2797477Y (zh) * | 2005-05-19 | 2006-07-19 | 青岛福益阻燃吸声材料有限公司 | 环保节能阻燃吸声板 |
US8652288B2 (en) * | 2006-08-29 | 2014-02-18 | Ocv Intellectual Capital, Llc | Reinforced acoustical material having high strength, high modulus properties |
KR20100041839A (ko) * | 2007-07-18 | 2010-04-22 | 닛토덴코 가부시키가이샤 | 방수 통음막, 방수 통음막의 제조 방법 및 그것을 사용한 전기 제품 |
CN201125368Y (zh) * | 2007-11-06 | 2008-10-01 | 上海铁路城市轨道交通设计研究院 | 一种用于高速铁路噪声防护的声屏障 |
US8859101B2 (en) * | 2008-02-05 | 2014-10-14 | Saint-Gobain Performance Plastics Corporation | Multi-layer article |
US20100083417A1 (en) * | 2008-10-07 | 2010-04-08 | Argon Technologies, Inc. | Thin insulative material with layered gas-filled cellular structure |
JP5329350B2 (ja) * | 2009-09-04 | 2013-10-30 | 日東電工株式会社 | ポリテトラフルオロエチレン黒色多孔質膜と、それを用いた通気膜、通気部材および防水通音膜 |
WO2012008225A1 (ja) * | 2010-07-15 | 2012-01-19 | アイシン化工株式会社 | 吸音特性構造物 |
GB2483266B (en) * | 2010-09-01 | 2013-03-06 | Echo Barrier Ltd | Sound absorbent barrier |
US8857438B2 (en) * | 2010-11-08 | 2014-10-14 | Ulthera, Inc. | Devices and methods for acoustic shielding |
JP5683044B2 (ja) * | 2011-09-12 | 2015-03-11 | 株式会社巴川製紙所 | 音響透過性材料の製造方法 |
RU2014125082A (ru) * | 2011-11-22 | 2015-12-27 | Арт Асамер Раббер Текнолоджи Гмбх | Шумозащитное устройство |
JP2012081763A (ja) * | 2011-12-05 | 2012-04-26 | Nitto Denko Corp | 接着層付き樹脂多孔質膜、フィルタ部材および樹脂多孔質膜の接着方法 |
DE102012204287A1 (de) * | 2012-03-19 | 2013-01-17 | Siemens Medical Instruments Pte. Ltd. | Schaumstoffohrstück |
CN103342029A (zh) * | 2013-07-23 | 2013-10-09 | 常州市泛亚微透科技有限公司 | 高吸声系数的膨体聚四氟乙烯复合纤维棉 |
CN203593981U (zh) * | 2013-09-25 | 2014-05-14 | 常州市泛亚微透科技有限公司 | 交通声屏障用高吸声元件 |
CN103498428B (zh) * | 2013-09-25 | 2016-08-17 | 江苏泛亚微透科技股份有限公司 | 交通声屏障用高吸声组合材料及其制备方法 |
JP2015131266A (ja) * | 2014-01-10 | 2015-07-23 | 日東電工株式会社 | ポリテトラフルオロエチレン多孔質膜の製造方法、防水通気部材の製造方法及びエアフィルタ濾材の製造方法 |
-
2013
- 2013-09-25 CN CN201310441132.3A patent/CN103498428B/zh active Active
-
2014
- 2014-05-09 WO PCT/CN2014/077160 patent/WO2015043195A1/zh active Application Filing
- 2014-05-09 KR KR1020167005454A patent/KR20160067833A/ko not_active Application Discontinuation
- 2014-05-09 MX MX2016003714A patent/MX2016003714A/es unknown
- 2014-05-09 JP JP2016516608A patent/JP6283100B2/ja active Active
- 2014-05-09 EP EP14847941.3A patent/EP3051025A4/en not_active Withdrawn
-
2016
- 2016-03-08 US US15/063,530 patent/US9771693B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201126703Y (zh) * | 2007-12-05 | 2008-10-01 | 杭州蓝保环境技术有限公司 | 一种吸隔声屏障 |
CN202422724U (zh) * | 2011-12-22 | 2012-09-05 | 常州市泛亚微透科技有限公司 | 全频吸音棉 |
CN103177719A (zh) * | 2011-12-22 | 2013-06-26 | 常州市泛亚微透科技有限公司 | 全频吸音棉 |
CN202592882U (zh) * | 2012-04-23 | 2012-12-12 | 曾聪 | 复合吸音膜 |
Also Published As
Publication number | Publication date |
---|---|
KR20160067833A (ko) | 2016-06-14 |
WO2015043195A1 (zh) | 2015-04-02 |
JP6283100B2 (ja) | 2018-02-21 |
US9771693B2 (en) | 2017-09-26 |
CN103498428A (zh) | 2014-01-08 |
JP2016536624A (ja) | 2016-11-24 |
EP3051025A1 (en) | 2016-08-03 |
EP3051025A4 (en) | 2017-05-31 |
US20160186395A1 (en) | 2016-06-30 |
MX2016003714A (es) | 2016-06-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103498428B (zh) | 交通声屏障用高吸声组合材料及其制备方法 | |
CN203593981U (zh) | 交通声屏障用高吸声元件 | |
US9969151B2 (en) | High sound absorption coefficient expanded PTFE composite fiber cotton | |
CN102652061B (zh) | 真空绝热板及其制造方法 | |
CN103177719B (zh) | 全频吸音棉 | |
DE602008005916D1 (de) | Verfahren zur Herstellung von Photovoltaik-Panels durch Verwendung einer Polymer-Dreifachschicht mit einem zusammengesetzten Getter-System | |
CN103794204A (zh) | 一种石墨烯宏观材料的应用方法 | |
CN103661150B (zh) | 汽车的吸音阻尼减振部件及其制备方法和应用 | |
HRP20160981T1 (hr) | Izolacijski element za ravan krov ili ravan kosi krov, sustav pokrivanja za ravan krov ili ravan kosi krov i postupak proizvodnje izolacijskog elementa | |
CN106313763A (zh) | 一种气凝胶基复合铝纤维吸声板及其制备方法 | |
DE102015000255A1 (de) | Decklage, Dämmplatte und Wärme-Dämm-Verbundsystem | |
CN102182273A (zh) | 复合材料耐火蜂窝板 | |
CN205640054U (zh) | 一种空调铜管 | |
CN104632042B (zh) | 一种用泡沫铝加工防火安全门的方法 | |
CN100545906C (zh) | 吸声转能材料 | |
CN203032028U (zh) | 一种阻燃蜂窝纸板 | |
CN208410951U (zh) | 一种碳纤维复合隔音结构 | |
CN203637728U (zh) | 一种用于汽车门板的减振吸音垫 | |
CN103061648A (zh) | 一种隔音窗 | |
CN106930495A (zh) | 一种新型建筑装饰板材 | |
CN104372869A (zh) | 一种加强型保温隔音板 | |
CN203637730U (zh) | 一种用于汽车后侧围的减振吸音垫 | |
CN103921485B (zh) | 交通用强吸声件及其制备方法和应用 | |
CN103741833A (zh) | 强吸声隔音保温节能的预制墙体及其制造方法 | |
CN204510039U (zh) | 一种用于轻轨u型梁复合结构吸声装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: 213000 No. 28-8 Sakamoto Road, Lijia Town, Wujin District, Jiangsu, Changzhou Applicant after: JIANGSU PAN ASIAN MICROVENT TECHNOLOGY CO., LTD. Address before: 213000 No. 28-8 Sakamoto Road, Lijia Town, Wujin District, Jiangsu, Changzhou Applicant before: Pan Asian Mirovent Tech (Changzhou) Co., Ltd. |
|
COR | Change of bibliographic data | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder |
Address after: 213000 No.8 Qiancao Road, Lijia Town, Wujin District, Changzhou City, Jiangsu Province Patentee after: JIANGSU PAN ASIAN MICROVENT TECHNOLOGY CO., LTD. Address before: 213000 No. 28-8 Sakamoto Road, Lijia Town, Wujin District, Jiangsu, Changzhou Patentee before: JIANGSU PAN ASIAN MICROVENT TECHNOLOGY CO., LTD. |
|
CP02 | Change in the address of a patent holder |