DE2614415C3 - Verfahren zur Herstellung von Kohlenstoff-Fasern - Google Patents
Verfahren zur Herstellung von Kohlenstoff-FasernInfo
- Publication number
- DE2614415C3 DE2614415C3 DE2614415A DE2614415A DE2614415C3 DE 2614415 C3 DE2614415 C3 DE 2614415C3 DE 2614415 A DE2614415 A DE 2614415A DE 2614415 A DE2614415 A DE 2614415A DE 2614415 C3 DE2614415 C3 DE 2614415C3
- Authority
- DE
- Germany
- Prior art keywords
- fibers
- shrinkage
- acrylonitrile
- oxidation
- weight
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 25
- 229920000049 Carbon (fiber) Polymers 0.000 title claims description 13
- 239000004917 carbon fiber Substances 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title description 3
- 239000000835 fiber Substances 0.000 claims description 92
- 230000003647 oxidation Effects 0.000 claims description 30
- 238000007254 oxidation reaction Methods 0.000 claims description 30
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 18
- 239000012298 atmosphere Substances 0.000 claims description 14
- 230000001590 oxidative effect Effects 0.000 claims description 14
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical group C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 10
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims description 10
- BAPJBEWLBFYGME-UHFFFAOYSA-N acrylic acid methyl ester Natural products COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 7
- 230000015271 coagulation Effects 0.000 claims description 5
- 238000005345 coagulation Methods 0.000 claims description 5
- 229920001577 copolymer Polymers 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000009987 spinning Methods 0.000 claims description 5
- 235000005074 zinc chloride Nutrition 0.000 claims description 5
- 239000011592 zinc chloride Substances 0.000 claims description 5
- 229920006395 saturated elastomer Polymers 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 238000010000 carbonizing Methods 0.000 claims description 3
- 238000010924 continuous production Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 229920005594 polymer fiber Polymers 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 10
- 239000001301 oxygen Substances 0.000 description 10
- 229910052760 oxygen Inorganic materials 0.000 description 10
- 238000003763 carbonization Methods 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 230000000875 corresponding effect Effects 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical class O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- CNCOEDDPFOAUMB-UHFFFAOYSA-N N-Methylolacrylamide Chemical compound OCNC(=O)C=C CNCOEDDPFOAUMB-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000002166 wet spinning Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- XEEYSDHEOQHCDA-UHFFFAOYSA-N 2-methylprop-2-ene-1-sulfonic acid Chemical compound CC(=C)CS(O)(=O)=O XEEYSDHEOQHCDA-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 229910001867 inorganic solvent Inorganic materials 0.000 description 1
- 239000003049 inorganic solvent Substances 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- -1 methyl methacrylate Chemical compound 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 125000002560 nitrile group Chemical group 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- UIIIBRHUICCMAI-UHFFFAOYSA-N prop-2-ene-1-sulfonic acid Chemical compound OS(=O)(=O)CC=C UIIIBRHUICCMAI-UHFFFAOYSA-N 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 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
- 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
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Fibers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50042444A JPS51119833A (en) | 1975-04-08 | 1975-04-08 | A process for manufacturing carbon fibers |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2614415A1 DE2614415A1 (de) | 1976-10-21 |
| DE2614415B2 DE2614415B2 (de) | 1977-11-24 |
| DE2614415C3 true DE2614415C3 (de) | 1978-07-20 |
Family
ID=12636234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2614415A Expired DE2614415C3 (de) | 1975-04-08 | 1976-04-02 | Verfahren zur Herstellung von Kohlenstoff-Fasern |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4069297A (enExample) |
| JP (1) | JPS51119833A (enExample) |
| CA (1) | CA1095206A (enExample) |
| DE (1) | DE2614415C3 (enExample) |
| GB (1) | GB1515246A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3343593A1 (de) * | 1983-12-02 | 1985-06-13 | Brown, Boveri & Cie Ag, 6800 Mannheim | Schmierung eines waelzlagers mit grossem durchmesser |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5836095B2 (ja) * | 1976-10-05 | 1983-08-06 | 東邦ベスロン株式会社 | 活性炭素繊維の製造法 |
| US4285831A (en) * | 1976-10-05 | 1981-08-25 | Toho Beslon Co., Ltd. | Process for production of activated carbon fibers |
| GB1535442A (en) * | 1976-12-17 | 1978-12-13 | Toray Industries | Process of producing carbon fibres |
| GB1526008A (en) * | 1976-12-09 | 1978-09-27 | Toray Industries | Process and precursor fibres for producing carbon fibres |
| DE2926616C2 (de) * | 1978-07-07 | 1982-12-30 | Nisshin Spinning Co., Ltd., Tokyo | Reibbelag |
| JPS605683B2 (ja) * | 1979-08-21 | 1985-02-13 | 東邦レーヨン株式会社 | 黒鉛繊維の製造装置 |
| JPS5663014A (en) * | 1979-10-25 | 1981-05-29 | Toho Rayon Co Ltd | Flameproofing and carbonizing method of acrylonitrile fiber |
| JPS5685434A (en) * | 1979-12-08 | 1981-07-11 | Toho Beslon Co | Production of fire retardant fiber spun yarn |
| JPS5691070A (en) * | 1979-12-18 | 1981-07-23 | Toho Beslon Co | Acrylonitrile fiber and baking method thereof |
| JPS5742925A (en) * | 1980-08-22 | 1982-03-10 | Toho Rayon Co Ltd | Production of high-performance carbon fiber strand |
| JPS58214525A (ja) * | 1982-06-07 | 1983-12-13 | Toray Ind Inc | 炭素繊維の製造法 |
| US4465586A (en) * | 1982-06-14 | 1984-08-14 | Exxon Research & Engineering Co. | Formation of optically anisotropic pitches |
| JPS5966518A (ja) * | 1982-10-08 | 1984-04-16 | Toho Rayon Co Ltd | 黒鉛繊維の製造法 |
| JPS59168128A (ja) * | 1983-03-09 | 1984-09-21 | Toray Ind Inc | アクリル系耐炎繊維の製造方法 |
| US4856179A (en) * | 1983-04-21 | 1989-08-15 | Hoechst Celanese Corp. | Method of making an electrical device made of partially pyrolyzed polymer |
| JPS6342910A (ja) * | 1986-08-07 | 1988-02-24 | Toho Rayon Co Ltd | 炭素繊維製造用アクリロニトリル系繊維束の製造法 |
| US4929502A (en) * | 1986-10-14 | 1990-05-29 | American Cyanamid Company | Fibrillated fibers and articles made therefrom |
| GB9307710D0 (en) * | 1993-04-14 | 1993-06-02 | Rothmans Benson & Hedges | Smoking apparatus-l |
| JP4513189B2 (ja) * | 2000-08-17 | 2010-07-28 | 東レ株式会社 | 炭素繊維の製造方法 |
| US6740406B2 (en) | 2000-12-15 | 2004-05-25 | Kimberly-Clark Worldwide, Inc. | Coated activated carbon |
| FR2845621B1 (fr) | 2002-10-10 | 2004-12-10 | Ahlstrom Research & Services | Media filtrant perfectionne et utilisation dudit media filtrant pour la depollution des lagunes |
| DE20216759U1 (de) * | 2002-10-31 | 2003-01-30 | SaarGummi GmbH, 66687 Wadern | Dichtungsstrang für Karosseriedichtungen mit bereichsweise verstärktem Dichtungsprofil |
| EP1845179B1 (de) * | 2006-04-15 | 2010-07-28 | Toho Tenax Co., Ltd. | Verfahren zur kontinuierlichen Herstellung von Kohlenstofffasern |
| US7749479B2 (en) | 2006-11-22 | 2010-07-06 | Hexcel Corporation | Carbon fibers having improved strength and modulus and an associated method and apparatus for preparing same |
| US7531471B2 (en) * | 2007-01-30 | 2009-05-12 | Kimberly-Clark Worldwide, Inc. | Substrate containing a deodorizing ink |
| CN102770267B (zh) * | 2010-01-18 | 2015-09-09 | 帝人株式会社 | 防护服用层叠布帛及应用该防护服用层叠布帛的防护服 |
| ITMI20111372A1 (it) * | 2011-07-22 | 2013-01-23 | M A E S P A | Processo di produzione di fibre di carbonio e impianto per la attuazione di tale processo. |
| WO2016128209A1 (de) * | 2015-02-09 | 2016-08-18 | Clariant International Ltd | Modulofen, insbesondere zur oxidativen stabilisierung von carbonfaden-ausgangsmaterial |
| MX2018007988A (es) | 2015-12-31 | 2018-11-09 | Ut Battelle Llc | Metodo para producir fibras de carbono de fibras comerciales multiproposito. |
| US10676426B2 (en) | 2017-06-30 | 2020-06-09 | Novomer, Inc. | Acrylonitrile derivatives from epoxide and carbon monoxide reagents |
| CN112695412B (zh) * | 2019-10-22 | 2023-04-07 | 中国石油化工股份有限公司 | 大丝束碳纤维快速预氧化方法 |
| CN112779664B (zh) * | 2020-06-01 | 2024-04-16 | 张家港伟诺复合材料有限公司 | 一种碳纤维复合材料加工工艺及其立式干燥装置 |
| EP4388152A1 (en) * | 2021-08-20 | 2024-06-26 | Hexcel Corporation | Carbon fibers having improved strength and modulus and an associated method and apparatus for preparing same |
| CN114855306B (zh) * | 2022-05-18 | 2023-06-30 | 中复神鹰碳纤维股份有限公司 | 匀质化高强中模碳纤维原丝的预氧化方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1168619A (en) * | 1966-06-28 | 1969-10-29 | Nat Res Dev | The Production of Carbon Fibres. |
| GB1222881A (en) * | 1967-01-06 | 1971-02-17 | Nippon Carbon Company Ltd | Process for the preparation of carbon fibers |
| US3900556A (en) * | 1968-11-20 | 1975-08-19 | Celanese Corp | Process for the continuous carbonization and graphitization of a stabilized acrylic fibrous material |
| US3556729A (en) * | 1969-03-24 | 1971-01-19 | Monsanto Co | Process for oxidizing and carbonizing acrylic fibers |
| CA926584A (en) * | 1969-09-16 | 1973-05-22 | A. Kearsey Hugh | Production of carbon fibre |
| US3705236A (en) * | 1969-11-01 | 1972-12-05 | Nippon Carbon Co Ltd | Method of producing carbon fibers |
| US3954950A (en) * | 1970-03-09 | 1976-05-04 | Celanese Corporation | Production of high tenacity graphitic fibrous materials |
| US3914960A (en) * | 1971-04-13 | 1975-10-28 | Hitco | Apparatus for continuously producing preoxidized textile products |
| US3764662A (en) * | 1971-04-21 | 1973-10-09 | Gen Electric | Process for making carbon fiber |
| JPS516245B2 (enExample) * | 1972-08-07 | 1976-02-26 | ||
| US3914394A (en) * | 1973-02-15 | 1975-10-21 | Japan Exlan Co Ltd | Process for producing carbon fibers |
| JPS5124604B2 (enExample) * | 1973-04-25 | 1976-07-26 |
-
1975
- 1975-04-08 JP JP50042444A patent/JPS51119833A/ja active Granted
-
1976
- 1976-04-02 DE DE2614415A patent/DE2614415C3/de not_active Expired
- 1976-04-02 CA CA249,509A patent/CA1095206A/en not_active Expired
- 1976-04-06 US US05/674,244 patent/US4069297A/en not_active Expired - Lifetime
- 1976-04-06 GB GB13813/76A patent/GB1515246A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3343593A1 (de) * | 1983-12-02 | 1985-06-13 | Brown, Boveri & Cie Ag, 6800 Mannheim | Schmierung eines waelzlagers mit grossem durchmesser |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2614415B2 (de) | 1977-11-24 |
| DE2614415A1 (de) | 1976-10-21 |
| JPS51119833A (en) | 1976-10-20 |
| JPS5239100B2 (enExample) | 1977-10-03 |
| US4069297A (en) | 1978-01-17 |
| GB1515246A (en) | 1978-06-21 |
| CA1095206A (en) | 1981-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |