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"Dismantling Method And Conveyance Apparatus Of Blast Furnace Hearth"
Abstract: The present invention provides a dismantling method and conveyance apparatus of a blast furnace hearth, that is, a dismantling method of a blast furnace hearth separating a hearth block from a blast furnace installed at an installation site and conveying the separated hearth block out from the installation site, including a separation step of separating the hearth block from the furnace body in a state without the inside of the furnace body being cooled by spraying water and an unloading step of conveying the separated hearth block out from the installation site while cooling it.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
19 October 2010
Publication Number
08/2012
Publication Type
INA
Invention Field
METALLURGY
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2017-06-30
Renewal Date
Applicants
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 1008071, JAPAN
NIPPON STEEL ENGINEERING CO., LTD.
5-1, OSAKI 1-CHOME, SHINAGAWA-KU, TOKYO 1418604, JAPAN
Inventors
1. HIROKI TAKESHITA
C/O NIPPON STEEL CORPORATION, 6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO 1008071, JAPAN
2. HIROSHI TAKASAKI
C/O NIPPON STEEL ENGINEERING CO., LTD. 46-59 OAZA-NAKABARU, TOBATA-KU, KITAKYUSHU-SHI, FUKUOKA 8048505, JAPAN
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 7371-DELNP-2010-Form-3-(19-04-2011).pdf | 2011-04-19 |
| 1 | 7371-DELNP-2010-RELEVANT DOCUMENTS [16-09-2023(online)].pdf | 2023-09-16 |
| 2 | 7371-DELNP-2010-Correspondence-Others-(19-04-2011).pdf | 2011-04-19 |
| 2 | 7371-DELNP-2010-RELEVANT DOCUMENTS [30-08-2023(online)].pdf | 2023-08-30 |
| 3 | 7371-DELNP-2010-RELEVANT DOCUMENTS [30-09-2022(online)]-1.pdf | 2022-09-30 |
| 3 | 7371-DELNP-2010-Form-3-(18-07-2011).pdf | 2011-07-18 |
| 4 | 7371-DELNP-2010-RELEVANT DOCUMENTS [30-09-2022(online)].pdf | 2022-09-30 |
| 4 | 7371-DELNP-2010-Correspondence-Others-(18-07-2011).pdf | 2011-07-18 |
| 5 | 7371-DELNP-2010-RELEVANT DOCUMENTS [31-08-2021(online)]-1.pdf | 2021-08-31 |
| 5 | 7371-delnp-2010-gpa.pdf | 2011-08-21 |
| 6 | 7371-DELNP-2010-RELEVANT DOCUMENTS [31-08-2021(online)].pdf | 2021-08-31 |
| 6 | 7371-delnp-2010-form-5.pdf | 2011-08-21 |
| 7 | 7371-DELNP-2010-RELEVANT DOCUMENTS [01-04-2020(online)].pdf | 2020-04-01 |
| 7 | 7371-delnp-2010-form-3.pdf | 2011-08-21 |
| 8 | 7371-delnp-2010-form-2.pdf | 2011-08-21 |
| 8 | 284847-Correspondence-120719.pdf | 2019-07-20 |
| 9 | 284847-OTHERS-120719.pdf | 2019-07-20 |
| 9 | 7371-delnp-2010-form-18.pdf | 2011-08-21 |
| 10 | 284847-Power of Attorney-120719.pdf | 2019-07-20 |
| 10 | 7371-delnp-2010-form-1.pdf | 2011-08-21 |
| 11 | 7371-delnp-2010-drawings.pdf | 2011-08-21 |
| 11 | 7371-DELNP-2010-PROOF OF ALTERATION [11-07-2019(online)].pdf | 2019-07-11 |
| 12 | 7371-delnp-2010-description (complete).pdf | 2011-08-21 |
| 12 | 7371-DELNP-2010-RELEVANT DOCUMENTS [19-03-2019(online)]-1.pdf | 2019-03-19 |
| 13 | 7371-delnp-2010-correspondence-others.pdf | 2011-08-21 |
| 13 | 7371-DELNP-2010-RELEVANT DOCUMENTS [19-03-2019(online)].pdf | 2019-03-19 |
| 14 | 7371-delnp-2010-claims.pdf | 2011-08-21 |
| 14 | 7371-DELNP-2010-RELEVANT DOCUMENTS [09-03-2018(online)].pdf | 2018-03-09 |
| 15 | 7371-delnp-2010-abstract.pdf | 2011-08-21 |
| 15 | 7371-DELNP-2010-PatentCertificate30-06-2017.pdf | 2017-06-30 |
| 16 | 7371-DELNP-2010-GPA-(08-07-2013).pdf | 2013-07-08 |
| 16 | 7371-DELNP-2010-PatentCertificateCoverLetter.pdf | 2017-06-30 |
| 17 | 7371-DELNP-2010-Form-2-(08-07-2013).pdf | 2013-07-08 |
| 17 | 7371-DELNP-2010-Correspondence-030517.pdf | 2017-05-05 |
| 18 | 7371-DELNP-2010-Form-1-(08-07-2013).pdf | 2013-07-08 |
| 18 | 7371-DELNP-2010-OTHERS-030517.pdf | 2017-05-05 |
| 19 | 7371-DELNP-2010-Correspondence-Others-(08-07-2013).pdf | 2013-07-08 |
| 19 | 7371-DELNP-2010-Power of Attorney-030517.pdf | 2017-05-05 |
| 20 | 7371-DELNP-2010-FER.pdf | 2016-08-29 |
| 20 | Abstract [02-05-2017(online)].pdf | 2017-05-02 |
| 21 | Claims [02-05-2017(online)].pdf | 2017-05-02 |
| 21 | Other Patent Document [07-09-2016(online)].pdf | 2016-09-07 |
| 22 | Correspondence [02-05-2017(online)].pdf | 2017-05-02 |
| 22 | Form 4 [23-02-2017(online)].pdf | 2017-02-23 |
| 23 | Description(Complete) [02-05-2017(online)].pdf | 2017-05-02 |
| 23 | Petition Under Rule 137 [01-05-2017(online)].pdf | 2017-05-01 |
| 24 | Form 3 [01-05-2017(online)].pdf | 2017-05-01 |
| 24 | Description(Complete) [02-05-2017(online)].pdf_228.pdf | 2017-05-02 |
| 25 | Drawing [02-05-2017(online)].pdf | 2017-05-02 |
| 25 | Examination Report Reply Recieved [02-05-2017(online)].pdf | 2017-05-02 |
| 26 | Drawing [02-05-2017(online)].pdf | 2017-05-02 |
| 26 | Examination Report Reply Recieved [02-05-2017(online)].pdf | 2017-05-02 |
| 27 | Description(Complete) [02-05-2017(online)].pdf_228.pdf | 2017-05-02 |
| 27 | Form 3 [01-05-2017(online)].pdf | 2017-05-01 |
| 28 | Description(Complete) [02-05-2017(online)].pdf | 2017-05-02 |
| 28 | Petition Under Rule 137 [01-05-2017(online)].pdf | 2017-05-01 |
| 29 | Correspondence [02-05-2017(online)].pdf | 2017-05-02 |
| 29 | Form 4 [23-02-2017(online)].pdf | 2017-02-23 |
| 30 | Claims [02-05-2017(online)].pdf | 2017-05-02 |
| 30 | Other Patent Document [07-09-2016(online)].pdf | 2016-09-07 |
| 31 | 7371-DELNP-2010-FER.pdf | 2016-08-29 |
| 31 | Abstract [02-05-2017(online)].pdf | 2017-05-02 |
| 32 | 7371-DELNP-2010-Correspondence-Others-(08-07-2013).pdf | 2013-07-08 |
| 32 | 7371-DELNP-2010-Power of Attorney-030517.pdf | 2017-05-05 |
| 33 | 7371-DELNP-2010-Form-1-(08-07-2013).pdf | 2013-07-08 |
| 33 | 7371-DELNP-2010-OTHERS-030517.pdf | 2017-05-05 |
| 34 | 7371-DELNP-2010-Correspondence-030517.pdf | 2017-05-05 |
| 34 | 7371-DELNP-2010-Form-2-(08-07-2013).pdf | 2013-07-08 |
| 35 | 7371-DELNP-2010-PatentCertificateCoverLetter.pdf | 2017-06-30 |
| 35 | 7371-DELNP-2010-GPA-(08-07-2013).pdf | 2013-07-08 |
| 36 | 7371-delnp-2010-abstract.pdf | 2011-08-21 |
| 36 | 7371-DELNP-2010-PatentCertificate30-06-2017.pdf | 2017-06-30 |
| 37 | 7371-delnp-2010-claims.pdf | 2011-08-21 |
| 37 | 7371-DELNP-2010-RELEVANT DOCUMENTS [09-03-2018(online)].pdf | 2018-03-09 |
| 38 | 7371-delnp-2010-correspondence-others.pdf | 2011-08-21 |
| 38 | 7371-DELNP-2010-RELEVANT DOCUMENTS [19-03-2019(online)].pdf | 2019-03-19 |
| 39 | 7371-delnp-2010-description (complete).pdf | 2011-08-21 |
| 39 | 7371-DELNP-2010-RELEVANT DOCUMENTS [19-03-2019(online)]-1.pdf | 2019-03-19 |
| 40 | 7371-delnp-2010-drawings.pdf | 2011-08-21 |
| 40 | 7371-DELNP-2010-PROOF OF ALTERATION [11-07-2019(online)].pdf | 2019-07-11 |
| 41 | 284847-Power of Attorney-120719.pdf | 2019-07-20 |
| 41 | 7371-delnp-2010-form-1.pdf | 2011-08-21 |
| 42 | 284847-OTHERS-120719.pdf | 2019-07-20 |
| 42 | 7371-delnp-2010-form-18.pdf | 2011-08-21 |
| 43 | 284847-Correspondence-120719.pdf | 2019-07-20 |
| 43 | 7371-delnp-2010-form-2.pdf | 2011-08-21 |
| 44 | 7371-delnp-2010-form-3.pdf | 2011-08-21 |
| 44 | 7371-DELNP-2010-RELEVANT DOCUMENTS [01-04-2020(online)].pdf | 2020-04-01 |
| 45 | 7371-DELNP-2010-RELEVANT DOCUMENTS [31-08-2021(online)].pdf | 2021-08-31 |
| 45 | 7371-delnp-2010-form-5.pdf | 2011-08-21 |
| 46 | 7371-DELNP-2010-RELEVANT DOCUMENTS [31-08-2021(online)]-1.pdf | 2021-08-31 |
| 46 | 7371-delnp-2010-gpa.pdf | 2011-08-21 |
| 47 | 7371-DELNP-2010-RELEVANT DOCUMENTS [30-09-2022(online)].pdf | 2022-09-30 |
| 47 | 7371-DELNP-2010-Correspondence-Others-(18-07-2011).pdf | 2011-07-18 |
| 48 | 7371-DELNP-2010-RELEVANT DOCUMENTS [30-09-2022(online)]-1.pdf | 2022-09-30 |
| 48 | 7371-DELNP-2010-Form-3-(18-07-2011).pdf | 2011-07-18 |
| 49 | 7371-DELNP-2010-RELEVANT DOCUMENTS [30-08-2023(online)].pdf | 2023-08-30 |
| 49 | 7371-DELNP-2010-Correspondence-Others-(19-04-2011).pdf | 2011-04-19 |
| 50 | 7371-DELNP-2010-Form-3-(19-04-2011).pdf | 2011-04-19 |
| 50 | 7371-DELNP-2010-RELEVANT DOCUMENTS [16-09-2023(online)].pdf | 2023-09-16 |