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"Method For Manufacturing Non Oriented Electrical Steel Sheet"
Abstract: A silicon steel material having a prescribed composition is heated. A steel strip is obtained by performing hot rolling of the heated silicon steel material. Cold rolling of the steel strip is performed. Next, finish annealing of the steel strip is performed. An inlet side temperature is not less than 50°C and a strain rate is not less than 44/sec but not more than 220/sec at the first pass of cold rolling.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
21 December 2011
Publication Number
26/2013
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2019-10-29
Renewal Date
Applicants
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
Inventors
1. KENICHI MURAKAMI
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
2. TAKAHIDE SHIMAZU
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
3. JUNICHI TAKAOBUSHI
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
4. KENTA MAEDA
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
5. YOSHIAKI NATORI
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
Specification
NA
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 3757-del-2011-Correspondence-others-(27-01-2012).pdf | 2012-01-27 |
| 2 | 3757-del-2011 Form 1(27-01-2012).pdf | 2012-01-27 |
| 3 | 3757-del-2011-Correspondence Others-(19-04-2012).pdf | 2012-04-19 |
| 4 | 3757-del-2011-GPA.pdf | 2012-07-12 |
| 5 | 3757-del-2011-Form-5.pdf | 2012-07-12 |
| 6 | 3757-del-2011-Form-3.pdf | 2012-07-12 |
| 7 | 3757-del-2011-Form-2.pdf | 2012-07-12 |
| 8 | 3757-del-2011-Form-18.pdf | 2012-07-12 |
| 9 | 3757-del-2011-Form-1.pdf | 2012-07-12 |
| 10 | 3757-del-2011-Description (Complete).pdf | 2012-07-12 |
| 11 | 3757-del-2011-Correspondence-others.pdf | 2012-07-12 |
| 12 | 3757-del-2011-Claims.pdf | 2012-07-12 |
| 13 | 3757-del-2011-Abstract.pdf | 2012-07-12 |
| 14 | 3757-del-2011-GPA-(04-07-2013).pdf | 2013-07-04 |
| 15 | 3757-del-2011-Form-2-(04-07-2013).pdf | 2013-07-04 |
| 16 | 3757-del-2011-Form-1-(04-07-2013).pdf | 2013-07-04 |
| 17 | 3757-del-2011-Correspondence-Others-(04-07-2013).pdf | 2013-07-04 |
| 18 | 3757-DEL-2011-FER.pdf | 2018-01-31 |
| 19 | 3757-DEL-2011-OTHERS [01-06-2018(online)].pdf | 2018-06-01 |
| 20 | 3757-DEL-2011-FER_SER_REPLY [01-06-2018(online)].pdf | 2018-06-01 |
| 21 | 3757-DEL-2011-COMPLETE SPECIFICATION [01-06-2018(online)].pdf | 2018-06-01 |
| 22 | 3757-DEL-2011-CLAIMS [01-06-2018(online)].pdf | 2018-06-01 |
| 23 | 3757-DEL-2011-ABSTRACT [01-06-2018(online)].pdf | 2018-06-01 |
| 24 | 3757-DEL-2011-FORM 3 [01-02-2019(online)].pdf | 2019-02-01 |
| 25 | 3757-DEL-2011-RELEVANT DOCUMENTS [11-06-2019(online)].pdf | 2019-06-11 |
| 26 | 3757-DEL-2011-FORM 13 [11-06-2019(online)].pdf | 2019-06-11 |
| 27 | 3757-DEL-2011-OTHERS-120619.pdf | 2019-07-02 |
| 28 | 3757-DEL-2011-Correspondence-120619.pdf | 2019-07-02 |
| 29 | 3757-DEL-2011-Power of Attorney-120619.pdf | 2019-07-03 |
| 30 | 3757-DEL-2011-PatentCertificate29-10-2019.pdf | 2019-10-29 |
| 31 | 3757-DEL-2011-IntimationOfGrant29-10-2019.pdf | 2019-10-29 |
| 32 | 3757-DEL-2011-RELEVANT DOCUMENTS [11-03-2020(online)].pdf | 2020-03-11 |
| 33 | 3757-DEL-2011-RELEVANT DOCUMENTS [05-08-2021(online)].pdf | 2021-08-05 |
| 34 | 3757-DEL-2011-RELEVANT DOCUMENTS [24-09-2022(online)].pdf | 2022-09-24 |
| 35 | 3757-DEL-2011-RELEVANT DOCUMENTS [30-08-2023(online)].pdf | 2023-08-30 |
Search Strategy
| 1 | 3757_DEL_2011_search_strategy_30-05-2017.pdf |