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"Method Of Crushing Iron Ore Material"
Abstract: The present invention has as its object the provision of a method of crushing iron ore material which enables an increase in the amount of fine powder of the iron ore material. It provides a method of crushing iron ore material using a roll crusher characterized by mixing a first iron ore material which is to be crushed with a second iron ore material which is higher in hardness than that first iron ore material as a crushing aid and charging the mixed first iron ore material and second iron ore material into the roll crusher for crushing.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
28 September 2011
Publication Number
52/2012
Publication Type
INA
Invention Field
METALLURGY
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2019-02-21
Renewal Date
Applicants
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
Inventors
1. AKIRA KANEI
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
2. YOICHI ABE
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
3. SHINJI KAWACHI
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
4. KENICHI YAKASHIRO
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
5. JUNJI NAGATA
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 100-8071, JAPAN
Specification
NA
Documents
Orders
| Section | Controller | Decision Date |
|---|---|---|
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 7474-delnp-2011-GPA.pdf | 2012-03-23 |
| 1 | 7474-DELNP-2011-RELEVANT DOCUMENTS [30-08-2023(online)].pdf | 2023-08-30 |
| 2 | 7474-delnp-2011-Form-5.pdf | 2012-03-23 |
| 2 | 7474-DELNP-2011-RELEVANT DOCUMENTS [24-09-2022(online)].pdf | 2022-09-24 |
| 3 | 7474-DELNP-2011-RELEVANT DOCUMENTS [27-07-2021(online)].pdf | 2021-07-27 |
| 3 | 7474-delnp-2011-Form-3.pdf | 2012-03-23 |
| 4 | 7474-DELNP-2011-RELEVANT DOCUMENTS [20-02-2020(online)].pdf | 2020-02-20 |
| 4 | 7474-delnp-2011-Form-2.pdf | 2012-03-23 |
| 5 | 7474-delnp-2011-Form-18.pdf | 2012-03-23 |
| 5 | 307757-Correspondence-180719.pdf | 2019-07-24 |
| 6 | 7474-delnp-2011-Form-1.pdf | 2012-03-23 |
| 6 | 307757-OTHERS-180719.pdf | 2019-07-24 |
| 7 | 7474-delnp-2011-Drawings.pdf | 2012-03-23 |
| 7 | 307757-Power of Attorney-180719.pdf | 2019-07-24 |
| 8 | 7474-DELNP-2011-PROOF OF ALTERATION [17-07-2019(online)].pdf | 2019-07-17 |
| 8 | 7474-delnp-2011-Description (Complete).pdf | 2012-03-23 |
| 9 | 7474-delnp-2011-Correspondence-others.pdf | 2012-03-23 |
| 9 | 7474-DELNP-2011-IntimationOfGrant21-02-2019.pdf | 2019-02-21 |
| 10 | 7474-delnp-2011-Claims.pdf | 2012-03-23 |
| 10 | 7474-DELNP-2011-PatentCertificate21-02-2019.pdf | 2019-02-21 |
| 11 | 7474-delnp-2011-Abstract.pdf | 2012-03-23 |
| 11 | 7474-DELNP-2011-Written submissions and relevant documents (MANDATORY) [29-06-2018(online)].pdf | 2018-06-29 |
| 12 | 7474-DELNP-2011-ExtendedHearingNoticeLetter_18Jun2018.pdf | 2018-06-12 |
| 12 | 7474-delnp-2011-Form-3-(27-03-2012).pdf | 2012-03-27 |
| 13 | 7474-delnp-2011-Correspondence-others-(27-03-2012).pdf | 2012-03-27 |
| 13 | 7474-DELNP-2011-ExtendedHearingNoticeLetter_14Jun2018.pdf | 2018-05-15 |
| 14 | 7474-delnp-2011-GPA-(04-07-2013).pdf | 2013-07-04 |
| 14 | 7474-DELNP-2011-REQUEST FOR ADJOURNMENT OF HEARING UNDER RULE 129A [10-05-2018(online)].pdf | 2018-05-10 |
| 15 | 7474-DELNP-2011-ExtendedHearingNoticeLetter_14May2018.pdf | 2018-04-03 |
| 15 | 7474-delnp-2011-Form-2-(04-07-2013).pdf | 2013-07-04 |
| 16 | 7474-delnp-2011-Form-1-(04-07-2013).pdf | 2013-07-04 |
| 16 | 7474-DELNP-2011-REQUEST FOR ADJOURNMENT OF HEARING UNDER RULE 129A [28-03-2018(online)].pdf | 2018-03-28 |
| 17 | 7474-DELNP-2011-HearingNoticeLetter.pdf | 2018-03-05 |
| 17 | 7474-delnp-2011-Correspondence-Others-(04-07-2013).pdf | 2013-07-04 |
| 18 | 7474-DELNP-2011-Correspondence-190218.pdf | 2018-02-22 |
| 18 | 7474-delnp-2011-Form-3-(15-04-2014).pdf | 2014-04-15 |
| 19 | 7474-delnp-2011-Correspondence-Others-(15-04-2014).pdf | 2014-04-15 |
| 19 | 7474-DELNP-2011-Power of Attorney-190218.pdf | 2018-02-22 |
| 20 | 7474-delnp-2011-Correspondence-Others-(11-07-2014).pdf | 2014-07-11 |
| 20 | 7474-DELNP-2011-DRAWING [16-02-2018(online)].pdf | 2018-02-16 |
| 21 | 7474-DELNP-2011-FER_SER_REPLY [16-02-2018(online)].pdf | 2018-02-16 |
| 21 | 7474-delnp-2011-Form-3-(25-09-2014).pdf | 2014-09-25 |
| 22 | 7474-DELNP-2011-ABSTRACT [15-02-2018(online)].pdf | 2018-02-15 |
| 22 | 7474-delnp-2011-Correspondence-Others-(25-09-2014).pdf | 2014-09-25 |
| 23 | 7474-DELNP-2011-CLAIMS [15-02-2018(online)].pdf | 2018-02-15 |
| 23 | Form 3 [06-06-2016(online)].pdf | 2016-06-06 |
| 24 | Form 3 [31-01-2017(online)].pdf | 2017-01-31 |
| 24 | 7474-DELNP-2011-COMPLETE SPECIFICATION [15-02-2018(online)].pdf | 2018-02-15 |
| 25 | 7474-DELNP-2011-CORRESPONDENCE [15-02-2018(online)].pdf | 2018-02-15 |
| 25 | 7474-DELNP-2011-FER.pdf | 2017-05-18 |
| 26 | 7474-DELNP-2011-DRAWING [15-02-2018(online)].pdf | 2018-02-15 |
| 26 | 7474-DELNP-2011-Proof of Right (MANDATORY) [10-10-2017(online)].pdf | 2017-10-10 |
| 27 | 7474-DELNP-2011-FER_SER_REPLY [15-02-2018(online)].pdf | 2018-02-15 |
| 27 | 7474-DELNP-2011-PETITION UNDER RULE 137 [10-10-2017(online)].pdf | 2017-10-10 |
| 28 | 7474-DELNP-2011-FORM 3 [15-02-2018(online)].pdf | 2018-02-15 |
| 28 | 7474-DELNP-2011-OTHERS-111017.pdf | 2017-10-17 |
| 29 | 7474-DELNP-2011-Correspondence-111017.pdf | 2017-10-17 |
| 29 | 7474-DELNP-2011-OTHERS [15-02-2018(online)].pdf | 2018-02-15 |
| 30 | 7474-DELNP-2011-FORM 4(ii) [16-11-2017(online)].pdf | 2017-11-16 |
| 31 | 7474-DELNP-2011-Correspondence-111017.pdf | 2017-10-17 |
| 31 | 7474-DELNP-2011-OTHERS [15-02-2018(online)].pdf | 2018-02-15 |
| 32 | 7474-DELNP-2011-FORM 3 [15-02-2018(online)].pdf | 2018-02-15 |
| 32 | 7474-DELNP-2011-OTHERS-111017.pdf | 2017-10-17 |
| 33 | 7474-DELNP-2011-FER_SER_REPLY [15-02-2018(online)].pdf | 2018-02-15 |
| 33 | 7474-DELNP-2011-PETITION UNDER RULE 137 [10-10-2017(online)].pdf | 2017-10-10 |
| 34 | 7474-DELNP-2011-DRAWING [15-02-2018(online)].pdf | 2018-02-15 |
| 34 | 7474-DELNP-2011-Proof of Right (MANDATORY) [10-10-2017(online)].pdf | 2017-10-10 |
| 35 | 7474-DELNP-2011-CORRESPONDENCE [15-02-2018(online)].pdf | 2018-02-15 |
| 35 | 7474-DELNP-2011-FER.pdf | 2017-05-18 |
| 36 | Form 3 [31-01-2017(online)].pdf | 2017-01-31 |
| 36 | 7474-DELNP-2011-COMPLETE SPECIFICATION [15-02-2018(online)].pdf | 2018-02-15 |
| 37 | Form 3 [06-06-2016(online)].pdf | 2016-06-06 |
| 37 | 7474-DELNP-2011-CLAIMS [15-02-2018(online)].pdf | 2018-02-15 |
| 38 | 7474-DELNP-2011-ABSTRACT [15-02-2018(online)].pdf | 2018-02-15 |
| 38 | 7474-delnp-2011-Correspondence-Others-(25-09-2014).pdf | 2014-09-25 |
| 39 | 7474-DELNP-2011-FER_SER_REPLY [16-02-2018(online)].pdf | 2018-02-16 |
| 39 | 7474-delnp-2011-Form-3-(25-09-2014).pdf | 2014-09-25 |
| 40 | 7474-delnp-2011-Correspondence-Others-(11-07-2014).pdf | 2014-07-11 |
| 40 | 7474-DELNP-2011-DRAWING [16-02-2018(online)].pdf | 2018-02-16 |
| 41 | 7474-delnp-2011-Correspondence-Others-(15-04-2014).pdf | 2014-04-15 |
| 41 | 7474-DELNP-2011-Power of Attorney-190218.pdf | 2018-02-22 |
| 42 | 7474-DELNP-2011-Correspondence-190218.pdf | 2018-02-22 |
| 42 | 7474-delnp-2011-Form-3-(15-04-2014).pdf | 2014-04-15 |
| 43 | 7474-delnp-2011-Correspondence-Others-(04-07-2013).pdf | 2013-07-04 |
| 43 | 7474-DELNP-2011-HearingNoticeLetter.pdf | 2018-03-05 |
| 44 | 7474-delnp-2011-Form-1-(04-07-2013).pdf | 2013-07-04 |
| 44 | 7474-DELNP-2011-REQUEST FOR ADJOURNMENT OF HEARING UNDER RULE 129A [28-03-2018(online)].pdf | 2018-03-28 |
| 45 | 7474-delnp-2011-Form-2-(04-07-2013).pdf | 2013-07-04 |
| 45 | 7474-DELNP-2011-ExtendedHearingNoticeLetter_14May2018.pdf | 2018-04-03 |
| 46 | 7474-delnp-2011-GPA-(04-07-2013).pdf | 2013-07-04 |
| 46 | 7474-DELNP-2011-REQUEST FOR ADJOURNMENT OF HEARING UNDER RULE 129A [10-05-2018(online)].pdf | 2018-05-10 |
| 47 | 7474-delnp-2011-Correspondence-others-(27-03-2012).pdf | 2012-03-27 |
| 47 | 7474-DELNP-2011-ExtendedHearingNoticeLetter_14Jun2018.pdf | 2018-05-15 |
| 48 | 7474-DELNP-2011-ExtendedHearingNoticeLetter_18Jun2018.pdf | 2018-06-12 |
| 48 | 7474-delnp-2011-Form-3-(27-03-2012).pdf | 2012-03-27 |
| 49 | 7474-delnp-2011-Abstract.pdf | 2012-03-23 |
| 49 | 7474-DELNP-2011-Written submissions and relevant documents (MANDATORY) [29-06-2018(online)].pdf | 2018-06-29 |
| 50 | 7474-delnp-2011-Claims.pdf | 2012-03-23 |
| 50 | 7474-DELNP-2011-PatentCertificate21-02-2019.pdf | 2019-02-21 |
| 51 | 7474-delnp-2011-Correspondence-others.pdf | 2012-03-23 |
| 51 | 7474-DELNP-2011-IntimationOfGrant21-02-2019.pdf | 2019-02-21 |
| 52 | 7474-delnp-2011-Description (Complete).pdf | 2012-03-23 |
| 52 | 7474-DELNP-2011-PROOF OF ALTERATION [17-07-2019(online)].pdf | 2019-07-17 |
| 53 | 307757-Power of Attorney-180719.pdf | 2019-07-24 |
| 53 | 7474-delnp-2011-Drawings.pdf | 2012-03-23 |
| 54 | 7474-delnp-2011-Form-1.pdf | 2012-03-23 |
| 54 | 307757-OTHERS-180719.pdf | 2019-07-24 |
| 55 | 7474-delnp-2011-Form-18.pdf | 2012-03-23 |
| 55 | 307757-Correspondence-180719.pdf | 2019-07-24 |
| 56 | 7474-DELNP-2011-RELEVANT DOCUMENTS [20-02-2020(online)].pdf | 2020-02-20 |
| 56 | 7474-delnp-2011-Form-2.pdf | 2012-03-23 |
| 57 | 7474-DELNP-2011-RELEVANT DOCUMENTS [27-07-2021(online)].pdf | 2021-07-27 |
| 57 | 7474-delnp-2011-Form-3.pdf | 2012-03-23 |
| 58 | 7474-delnp-2011-Form-5.pdf | 2012-03-23 |
| 58 | 7474-DELNP-2011-RELEVANT DOCUMENTS [24-09-2022(online)].pdf | 2022-09-24 |
| 59 | 7474-delnp-2011-GPA.pdf | 2012-03-23 |
| 59 | 7474-DELNP-2011-RELEVANT DOCUMENTS [30-08-2023(online)].pdf | 2023-08-30 |
Search Strategy
| 1 | SearchStrategy7474-DELNP-2011_20-02-2017.pdf |