CN110093688A - 纤维预氧化设备 - Google Patents
纤维预氧化设备 Download PDFInfo
- Publication number
- CN110093688A CN110093688A CN201810105301.9A CN201810105301A CN110093688A CN 110093688 A CN110093688 A CN 110093688A CN 201810105301 A CN201810105301 A CN 201810105301A CN 110093688 A CN110093688 A CN 110093688A
- Authority
- CN
- China
- Prior art keywords
- oxidized fibre
- equipment
- furnace body
- microwave
- fiber
- 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.)
- Withdrawn
Links
- 239000000835 fiber Substances 0.000 title claims abstract description 201
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 47
- 230000003647 oxidation Effects 0.000 claims abstract description 42
- 238000011282 treatment Methods 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 239000007789 gas Substances 0.000 claims description 27
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 15
- 229910052760 oxygen Inorganic materials 0.000 claims description 15
- 239000001301 oxygen Substances 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 10
- 238000012545 processing Methods 0.000 abstract description 59
- 238000000034 method Methods 0.000 abstract description 55
- 229920000049 Carbon (fiber) Polymers 0.000 abstract description 32
- 239000004917 carbon fiber Substances 0.000 abstract description 32
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 32
- 238000010438 heat treatment Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 16
- 230000000052 comparative effect Effects 0.000 description 14
- 238000003763 carbonization Methods 0.000 description 12
- 230000000704 physical effect Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000002243 precursor Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000036760 body temperature Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- D01F11/00—Chemical after-treatment of artificial filaments or the like during manufacture
- D01F11/10—Chemical after-treatment of artificial filaments or the like during manufacture of carbon
- D01F11/16—Chemical after-treatment of artificial filaments or the like during manufacture of carbon by physicochemical methods
-
- 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
- D01D10/04—Supporting filaments or the like during their treatment
- D01D10/0436—Supporting filaments or the like during their treatment while in continuous movement
- D01D10/0454—Supporting filaments or the like during their treatment while in continuous movement using reels
-
- 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
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/32—Apparatus therefor
-
- 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
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/32—Apparatus therefor
- D01F9/322—Apparatus therefor for manufacturing filaments from pitch
-
- 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
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/32—Apparatus therefor
- D01F9/328—Apparatus therefor for manufacturing filaments from polyaddition, polycondensation, or polymerisation products
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/647—Aspects related to microwave heating combined with other heating techniques
- H05B6/6491—Aspects related to microwave heating combined with other heating techniques combined with the use of susceptors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/78—Arrangements for continuous movement of material
- H05B6/788—Arrangements for continuous movement of material wherein an elongated material is moved by applying a mechanical tension to it
-
- 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
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/145—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues
-
- 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
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/20—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products
- D01F9/21—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F9/22—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles
-
- 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
- D10B2101/00—Inorganic fibres
- D10B2101/10—Inorganic fibres based on non-oxides other than metals
- D10B2101/12—Carbon; Pitch
-
- 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
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/10—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
-
- 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
- D10B2401/00—Physical properties
- D10B2401/06—Load-responsive characteristics
- D10B2401/063—Load-responsive characteristics high strength
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2206/00—Aspects relating to heating by electric, magnetic, or electromagnetic fields covered by group H05B6/00
- H05B2206/04—Heating using microwaves
- H05B2206/044—Microwave heating devices provided with two or more magnetrons or microwave sources of other kind
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Inorganic Fibers (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW107103129 | 2018-01-29 | ||
| TW107103129A TWI665349B (zh) | 2018-01-29 | 2018-01-29 | Fiber pre-oxidation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110093688A true CN110093688A (zh) | 2019-08-06 |
Family
ID=62025760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810105301.9A Withdrawn CN110093688A (zh) | 2018-01-29 | 2018-02-02 | 纤维预氧化设备 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20190233979A1 (de) |
| EP (1) | EP3518621A1 (de) |
| JP (1) | JP6667567B2 (de) |
| CN (1) | CN110093688A (de) |
| TW (1) | TWI665349B (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111647973A (zh) * | 2020-07-07 | 2020-09-11 | 北京化工大学常州先进材料研究院 | 一种大丝束碳纤维的制备方法 |
| CN113604907A (zh) * | 2021-08-13 | 2021-11-05 | 合肥日新高温技术有限公司 | 一种碳纤维高效预氧化炉 |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2343177Y (zh) * | 1998-09-17 | 1999-10-13 | 张昌辉 | 旋转逆流式预氧化炉 |
| CN2913998Y (zh) * | 2006-05-23 | 2007-06-20 | 连云港鹰游纺机有限责任公司 | 叠层式外热预氧化炉 |
| CN201193260Y (zh) * | 2008-03-26 | 2009-02-11 | 威海拓展纤维有限公司 | 预氧化炉 |
| CN201442998U (zh) * | 2009-04-26 | 2010-04-28 | 潍坊华平碳纤维有限公司 | 一种预氧化炉用保温炉头 |
| CN101924204A (zh) * | 2010-01-21 | 2010-12-22 | 浙江大学 | 含氮导电膜包覆LiFePO4材料的制备方法 |
| JP2011162898A (ja) * | 2010-02-06 | 2011-08-25 | Toho Tenax Co Ltd | 炭素繊維前駆体繊維及びそれを用いた炭素繊維の製造方法 |
| CN102505188A (zh) * | 2011-11-10 | 2012-06-20 | 中国科学院宁波材料技术与工程研究所 | 一种以聚偏氯乙烯为基体制备活性碳纤维的方法 |
| CN102575387A (zh) * | 2009-07-28 | 2012-07-11 | 玛丽娜·弗拉迪米罗维娜·索博列瓦 | 用于使含碳纤维稳定化的方法和用于生产碳纤维的方法 |
| CN102612576A (zh) * | 2009-09-11 | 2012-07-25 | 东邦泰纳克丝欧洲有限公司 | 聚丙烯腈前体纱线的稳定化 |
| US20130098904A1 (en) * | 2011-06-20 | 2013-04-25 | Kanto Yakin Kogyo Co., Ltd. | Heating system utilizing microwave |
| CN104047073A (zh) * | 2014-06-26 | 2014-09-17 | 吉林大学 | 一种聚丙烯腈预氧化处理装置及方法 |
| CN207891472U (zh) * | 2018-01-29 | 2018-09-21 | 永虹先进材料股份有限公司 | 纤维预氧化设备 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2392143A1 (fr) * | 1977-05-25 | 1978-12-22 | British Petroleum Co | Procede de fabrication de fibres de carbone ou de graphite a partir de fibres de matieres organiques naturelles par utilisation d'hyperfrequences |
| EP0084274B1 (de) * | 1981-12-24 | 1988-02-24 | Nippon Telegraph And Telephone Corporation | Verfahren zur Herstellung von Polymeren mit sehr hohem Elastizitätsmodul |
| FR2584258B1 (fr) * | 1985-06-28 | 1995-04-14 | Elf Aquitaine | Procede et dispositif pour le traitement thermique d'un element conducteur au moins partiellement constitue d'un materiau conducteur |
| US6733737B1 (en) * | 2001-08-29 | 2004-05-11 | Wright Materials Research Corp. | Rapid oxidation/stabilization technique for carbon foams, carbon fibers and C/C composites |
| CN1202297C (zh) * | 2002-03-05 | 2005-05-18 | 陈新谋 | 聚丙烯腈纤维预氧化及碳化新工艺及装置 |
| US7534854B1 (en) * | 2005-03-29 | 2009-05-19 | Ut-Battelle, Llc | Apparatus and method for oxidation and stabilization of polymeric materials |
| US7824495B1 (en) * | 2005-11-09 | 2010-11-02 | Ut-Battelle, Llc | System to continuously produce carbon fiber via microwave assisted plasma processing |
| CN101871140A (zh) * | 2009-04-24 | 2010-10-27 | 李桂云 | 离子基碳纤维 |
| TWI384098B (zh) * | 2009-12-30 | 2013-02-01 | 高模數碳纖維及其製造方法 | |
| US8777601B2 (en) * | 2012-07-31 | 2014-07-15 | Uht Unitech Co., Ltd. | Manufacturing device of high modulus graphite fiber |
| CN105696113B (zh) * | 2015-12-04 | 2018-06-26 | 江西大有科技有限公司 | 一种利用非平衡等离子体制造碳纤维的装置及其方法 |
| CN105544021A (zh) * | 2016-02-18 | 2016-05-04 | 上海应用技术学院 | 一种抑制碳纤维结构不均匀性的方法 |
| JP2020513486A (ja) * | 2016-12-19 | 2020-05-14 | エルジー・ケム・リミテッド | マイクロウェーブを用いた炭素繊維製造装置 |
| JP6446573B1 (ja) * | 2018-01-18 | 2018-12-26 | マイクロ波化学株式会社 | マイクロ波処理装置、および炭素繊維の製造方法 |
-
2018
- 2018-01-29 TW TW107103129A patent/TWI665349B/zh active
- 2018-02-02 CN CN201810105301.9A patent/CN110093688A/zh not_active Withdrawn
- 2018-04-05 JP JP2018072898A patent/JP6667567B2/ja active Active
- 2018-04-12 US US15/951,353 patent/US20190233979A1/en not_active Abandoned
- 2018-04-18 EP EP18168096.8A patent/EP3518621A1/de not_active Withdrawn
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2343177Y (zh) * | 1998-09-17 | 1999-10-13 | 张昌辉 | 旋转逆流式预氧化炉 |
| CN2913998Y (zh) * | 2006-05-23 | 2007-06-20 | 连云港鹰游纺机有限责任公司 | 叠层式外热预氧化炉 |
| CN201193260Y (zh) * | 2008-03-26 | 2009-02-11 | 威海拓展纤维有限公司 | 预氧化炉 |
| CN201442998U (zh) * | 2009-04-26 | 2010-04-28 | 潍坊华平碳纤维有限公司 | 一种预氧化炉用保温炉头 |
| CN102575387A (zh) * | 2009-07-28 | 2012-07-11 | 玛丽娜·弗拉迪米罗维娜·索博列瓦 | 用于使含碳纤维稳定化的方法和用于生产碳纤维的方法 |
| CN102612576A (zh) * | 2009-09-11 | 2012-07-25 | 东邦泰纳克丝欧洲有限公司 | 聚丙烯腈前体纱线的稳定化 |
| CN101924204A (zh) * | 2010-01-21 | 2010-12-22 | 浙江大学 | 含氮导电膜包覆LiFePO4材料的制备方法 |
| JP2011162898A (ja) * | 2010-02-06 | 2011-08-25 | Toho Tenax Co Ltd | 炭素繊維前駆体繊維及びそれを用いた炭素繊維の製造方法 |
| US20130098904A1 (en) * | 2011-06-20 | 2013-04-25 | Kanto Yakin Kogyo Co., Ltd. | Heating system utilizing microwave |
| CN102505188A (zh) * | 2011-11-10 | 2012-06-20 | 中国科学院宁波材料技术与工程研究所 | 一种以聚偏氯乙烯为基体制备活性碳纤维的方法 |
| CN104047073A (zh) * | 2014-06-26 | 2014-09-17 | 吉林大学 | 一种聚丙烯腈预氧化处理装置及方法 |
| CN207891472U (zh) * | 2018-01-29 | 2018-09-21 | 永虹先进材料股份有限公司 | 纤维预氧化设备 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111647973A (zh) * | 2020-07-07 | 2020-09-11 | 北京化工大学常州先进材料研究院 | 一种大丝束碳纤维的制备方法 |
| CN113604907A (zh) * | 2021-08-13 | 2021-11-05 | 合肥日新高温技术有限公司 | 一种碳纤维高效预氧化炉 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201932653A (zh) | 2019-08-16 |
| TWI665349B (zh) | 2019-07-11 |
| EP3518621A1 (de) | 2019-07-31 |
| JP2019131939A (ja) | 2019-08-08 |
| JP6667567B2 (ja) | 2020-03-18 |
| US20190233979A1 (en) | 2019-08-01 |
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Application publication date: 20190806 |