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Direct Reduced Iron Production System
Abstract: 22This direct reduced iron production system is provided with: a direct reduction furnace (13) that uses a high temperature reduced gas (11) containing hydrogen and carbon monoxide to directly reduce iron ore (12a) to reduced iron (12b); an acid gas removal apparatus (16) comprising an acid gas component absorption tower (16a) that removes acid gas components (CO and HS) in a reduction furnace exhaust gas (14) discharged from the direct reduction furnace (13) using an absorbing liquid (15) such as an amine based solvent and a regeneration tower (16b) that releases acid gas; and a degradation product removal device (17) that separates and removes degradation products in the absorbing liquid (15) that is recycled by the absorption tower (16a) and the regeneration tower (16b).
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
23 April 2014
Publication Number
36/2016
Publication Type
INA
Invention Field
METALLURGY
Status
Email
email@obhans.com
Parent Application
Patent Number
Legal Status
Grant Date
2022-02-17
Renewal Date
Applicants
MITSUBISHI HEAVY INDUSTRIES LTD.
16 5 Konan 2 chome Minato ku Tokyo
1088215
Inventors
Specification
Documents
Orders
| Section | Controller | Decision Date |
|---|---|---|
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 3236-DELNP-2014-Correspondence-070224.pdf | 2024-02-20 |
| 1 | GPA.pdf | 2014-04-23 |
| 2 | 3236-DELNP-2014-GPA-070224.pdf | 2024-02-20 |
| 2 | Form 5.pdf | 2014-04-23 |
| 3 | Form 3.pdf | 2014-04-23 |
| 3 | 3236-DELNP-2014-Others-070224.pdf | 2024-02-20 |
| 4 | Drawings.pdf | 2014-04-23 |
| 4 | 3236-DELNP-2014-ASSIGNMENT WITH VERIFIED COPY [12-01-2024(online)].pdf | 2024-01-12 |
| 5 | Complete Specification.pdf | 2014-04-23 |
| 5 | 3236-DELNP-2014-FORM-16 [12-01-2024(online)].pdf | 2024-01-12 |
| 6 | Abstract.pdf | 2014-04-23 |
| 6 | 3236-DELNP-2014-POWER OF AUTHORITY [12-01-2024(online)].pdf | 2024-01-12 |
| 7 | 3236-DELNP-2014.pdf | 2014-04-24 |
| 7 | 3236-DELNP-2014-PROOF OF ALTERATION [12-01-2024(online)].pdf | 2024-01-12 |
| 8 | Revised documents.pdf | 2014-04-29 |
| 8 | 3236-DELNP-2014-RELEVANT DOCUMENTS [16-09-2023(online)].pdf | 2023-09-16 |
| 9 | 3236-DELNP-2014-IntimationOfGrant17-02-2022.pdf | 2022-02-17 |
| 9 | Request for amendment.pdf | 2014-04-29 |
| 10 | 3236-delnp-2014-Correspondence-Others-(06-05-2014).pdf | 2014-05-06 |
| 10 | 3236-DELNP-2014-PatentCertificate17-02-2022.pdf | 2022-02-17 |
| 11 | 3236-DELNP-2014--Correspondence-Others-(06-05-2014).pdf | 2014-05-06 |
| 11 | 3236-DELNP-2014-Written submissions and relevant documents [01-02-2022(online)].pdf | 2022-02-01 |
| 12 | 3236-DELNP-2014-AMMENDED DOCUMENTS [24-01-2022(online)].pdf | 2022-01-24 |
| 12 | 3236-delnp-2014-English-Translation-(28-10-2014).pdf | 2014-10-28 |
| 13 | 3236-delnp-2014-Correspondence-Others-(28-10-2014).pdf | 2014-10-28 |
| 13 | 3236-DELNP-2014-FORM 13 [24-01-2022(online)].pdf | 2022-01-24 |
| 14 | 3236-DELNP-2014-MARKED COPIES OF AMENDEMENTS [24-01-2022(online)].pdf | 2022-01-24 |
| 14 | Other Document [15-10-2015(online)].pdf | 2015-10-15 |
| 15 | 3236-DELNP-2014-FORM-26 [12-01-2022(online)].pdf | 2022-01-12 |
| 15 | Form 13 [15-10-2015(online)].pdf | 2015-10-15 |
| 16 | 3236-DELNP-2014-Correspondence to notify the Controller [11-01-2022(online)].pdf | 2022-01-11 |
| 16 | 3236-DELNP-2014-FORM 3 [06-02-2018(online)].pdf | 2018-02-06 |
| 17 | 3236-DELNP-2014-PA [16-08-2018(online)].pdf | 2018-08-16 |
| 17 | 3236-DELNP-2014-FORM 3 [11-01-2022(online)].pdf | 2022-01-11 |
| 18 | 3236-DELNP-2014-FORM-26 [16-08-2018(online)].pdf | 2018-08-16 |
| 18 | 3236-DELNP-2014-US(14)-HearingNotice-(HearingDate-17-01-2022).pdf | 2021-12-16 |
| 19 | 3236-DELNP-2014-ASSIGNMENT DOCUMENTS [16-08-2018(online)].pdf | 2018-08-16 |
| 19 | 3236-DELNP-2014-CLAIMS [22-07-2019(online)].pdf | 2019-07-22 |
| 20 | 3236-DELNP-2014-8(i)-Substitution-Change Of Applicant - Form 6 [16-08-2018(online)].pdf | 2018-08-16 |
| 20 | 3236-DELNP-2014-COMPLETE SPECIFICATION [22-07-2019(online)].pdf | 2019-07-22 |
| 21 | 3236-DELNP-2014-FER_SER_REPLY [22-07-2019(online)].pdf | 2019-07-22 |
| 21 | 3236-DELNP-2014-OTHERS-230818.pdf | 2018-08-28 |
| 22 | 3236-DELNP-2014-Correspondence-230818.pdf | 2018-08-28 |
| 22 | 3236-DELNP-2014-OTHERS [22-07-2019(online)].pdf | 2019-07-22 |
| 23 | 3236-DELNP-2014-FER.pdf | 2019-01-30 |
| 23 | 3236-DELNP-2014-FORM 13 [19-07-2019(online)]-1.pdf | 2019-07-19 |
| 24 | 3236-DELNP-2014-FORM 13 [19-07-2019(online)].pdf | 2019-07-19 |
| 24 | 3236-DELNP-2014-certified copy of translation (MANDATORY) [12-06-2019(online)].pdf | 2019-06-12 |
| 25 | 3236-DELNP-2014-certified copy of translation (MANDATORY) [12-06-2019(online)]-1.pdf | 2019-06-12 |
| 25 | 3236-DELNP-2014-FORM 3 [19-07-2019(online)].pdf | 2019-07-19 |
| 26 | 3236-DELNP-2014-Correspondence-140619.pdf | 2019-06-27 |
| 26 | 3236-DELNP-2014-PETITION UNDER RULE 137 [19-07-2019(online)].pdf | 2019-07-19 |
| 27 | 3236-DELNP-2014-OTHERS-140619.pdf | 2019-07-04 |
| 27 | 3236-DELNP-2014-RELEVANT DOCUMENTS [19-07-2019(online)]-1.pdf | 2019-07-19 |
| 28 | 3236-DELNP-2014-OTHERS-140619-.pdf | 2019-07-04 |
| 28 | 3236-DELNP-2014-RELEVANT DOCUMENTS [19-07-2019(online)].pdf | 2019-07-19 |
| 29 | 3236-DELNP-2014-OTHERS-140619-.pdf | 2019-07-04 |
| 29 | 3236-DELNP-2014-RELEVANT DOCUMENTS [19-07-2019(online)].pdf | 2019-07-19 |
| 30 | 3236-DELNP-2014-OTHERS-140619.pdf | 2019-07-04 |
| 30 | 3236-DELNP-2014-RELEVANT DOCUMENTS [19-07-2019(online)]-1.pdf | 2019-07-19 |
| 31 | 3236-DELNP-2014-Correspondence-140619.pdf | 2019-06-27 |
| 31 | 3236-DELNP-2014-PETITION UNDER RULE 137 [19-07-2019(online)].pdf | 2019-07-19 |
| 32 | 3236-DELNP-2014-certified copy of translation (MANDATORY) [12-06-2019(online)]-1.pdf | 2019-06-12 |
| 32 | 3236-DELNP-2014-FORM 3 [19-07-2019(online)].pdf | 2019-07-19 |
| 33 | 3236-DELNP-2014-certified copy of translation (MANDATORY) [12-06-2019(online)].pdf | 2019-06-12 |
| 33 | 3236-DELNP-2014-FORM 13 [19-07-2019(online)].pdf | 2019-07-19 |
| 34 | 3236-DELNP-2014-FER.pdf | 2019-01-30 |
| 34 | 3236-DELNP-2014-FORM 13 [19-07-2019(online)]-1.pdf | 2019-07-19 |
| 35 | 3236-DELNP-2014-Correspondence-230818.pdf | 2018-08-28 |
| 35 | 3236-DELNP-2014-OTHERS [22-07-2019(online)].pdf | 2019-07-22 |
| 36 | 3236-DELNP-2014-OTHERS-230818.pdf | 2018-08-28 |
| 36 | 3236-DELNP-2014-FER_SER_REPLY [22-07-2019(online)].pdf | 2019-07-22 |
| 37 | 3236-DELNP-2014-8(i)-Substitution-Change Of Applicant - Form 6 [16-08-2018(online)].pdf | 2018-08-16 |
| 37 | 3236-DELNP-2014-COMPLETE SPECIFICATION [22-07-2019(online)].pdf | 2019-07-22 |
| 38 | 3236-DELNP-2014-ASSIGNMENT DOCUMENTS [16-08-2018(online)].pdf | 2018-08-16 |
| 38 | 3236-DELNP-2014-CLAIMS [22-07-2019(online)].pdf | 2019-07-22 |
| 39 | 3236-DELNP-2014-FORM-26 [16-08-2018(online)].pdf | 2018-08-16 |
| 39 | 3236-DELNP-2014-US(14)-HearingNotice-(HearingDate-17-01-2022).pdf | 2021-12-16 |
| 40 | 3236-DELNP-2014-FORM 3 [11-01-2022(online)].pdf | 2022-01-11 |
| 40 | 3236-DELNP-2014-PA [16-08-2018(online)].pdf | 2018-08-16 |
| 41 | 3236-DELNP-2014-Correspondence to notify the Controller [11-01-2022(online)].pdf | 2022-01-11 |
| 41 | 3236-DELNP-2014-FORM 3 [06-02-2018(online)].pdf | 2018-02-06 |
| 42 | 3236-DELNP-2014-FORM-26 [12-01-2022(online)].pdf | 2022-01-12 |
| 42 | Form 13 [15-10-2015(online)].pdf | 2015-10-15 |
| 43 | 3236-DELNP-2014-MARKED COPIES OF AMENDEMENTS [24-01-2022(online)].pdf | 2022-01-24 |
| 43 | Other Document [15-10-2015(online)].pdf | 2015-10-15 |
| 44 | 3236-delnp-2014-Correspondence-Others-(28-10-2014).pdf | 2014-10-28 |
| 44 | 3236-DELNP-2014-FORM 13 [24-01-2022(online)].pdf | 2022-01-24 |
| 45 | 3236-DELNP-2014-AMMENDED DOCUMENTS [24-01-2022(online)].pdf | 2022-01-24 |
| 45 | 3236-delnp-2014-English-Translation-(28-10-2014).pdf | 2014-10-28 |
| 46 | 3236-DELNP-2014-Written submissions and relevant documents [01-02-2022(online)].pdf | 2022-02-01 |
| 46 | 3236-DELNP-2014--Correspondence-Others-(06-05-2014).pdf | 2014-05-06 |
| 47 | 3236-delnp-2014-Correspondence-Others-(06-05-2014).pdf | 2014-05-06 |
| 47 | 3236-DELNP-2014-PatentCertificate17-02-2022.pdf | 2022-02-17 |
| 48 | 3236-DELNP-2014-IntimationOfGrant17-02-2022.pdf | 2022-02-17 |
| 48 | Request for amendment.pdf | 2014-04-29 |
| 49 | 3236-DELNP-2014-RELEVANT DOCUMENTS [16-09-2023(online)].pdf | 2023-09-16 |
| 49 | Revised documents.pdf | 2014-04-29 |
| 50 | 3236-DELNP-2014-PROOF OF ALTERATION [12-01-2024(online)].pdf | 2024-01-12 |
| 50 | 3236-DELNP-2014.pdf | 2014-04-24 |
| 51 | Abstract.pdf | 2014-04-23 |
| 51 | 3236-DELNP-2014-POWER OF AUTHORITY [12-01-2024(online)].pdf | 2024-01-12 |
| 52 | Complete Specification.pdf | 2014-04-23 |
| 52 | 3236-DELNP-2014-FORM-16 [12-01-2024(online)].pdf | 2024-01-12 |
| 53 | Drawings.pdf | 2014-04-23 |
| 53 | 3236-DELNP-2014-ASSIGNMENT WITH VERIFIED COPY [12-01-2024(online)].pdf | 2024-01-12 |
| 54 | Form 3.pdf | 2014-04-23 |
| 54 | 3236-DELNP-2014-Others-070224.pdf | 2024-02-20 |
| 55 | 3236-DELNP-2014-GPA-070224.pdf | 2024-02-20 |
| 55 | Form 5.pdf | 2014-04-23 |
| 56 | 3236-DELNP-2014-Correspondence-070224.pdf | 2024-02-20 |
| 56 | GPA.pdf | 2014-04-23 |
Search Strategy
| 1 | 3236DELNP2014Strategy_04-05-2018.pdf |