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Alginic Acid/Sodium Alginate Based Polymer As An Organic Binder In Iron Ore Pelletization
Abstract: The present disclosure provides organic binders comprising a copolymer of alginic acid or sodium alginate with acrylic acid and acrylamide or acrylic acid and methacrylic acid and methods of preparing them. The present disclosure also provides pellet compositions for preparing iron ore pellets comprising bentonite and said organic binders. The present organic binders lower the amount of bentonite added to the pellet composition.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
31 March 2021
Publication Number
46/2022
Publication Type
INA
Invention Field
METALLURGY
Status
Email
ipo@knspartners.com
Parent Application
Patent Number
Legal Status
Grant Date
2024-08-28
Renewal Date
Applicants
TATA STEEL LIMITED
Jamshedpur – 831 001, Jharkhand, India
INDIAN INSTITUTE OF TECHNOLOGY (INDIAN SCHOOL OF MINES)
Dhanbad, Jharkhand India -826004
Inventors
1. ABHAY SHANKAR PATRA
C/o Tata Steel Limited, Jamshedpur – 831 001, Jharkhand, India
2. PRIYAPRATIM PATRA
Polymer Chemistry Laboratory, Department of Chemistry, Indian Institute of Technology (Indian School of Mines), Dhanbad, Jharkhand India -826004
3. BISWAJIT SAHA
C/o Tata Steel Limited, Jamshedpur – 831 001, Jharkhand, India
4. SAGAR PAL
Department of Chemistry, Indian Institute of Technology (Indian School of Mines), Dhanbad, Jharkhand India -826004
5. ASIM KUMAR MUKHERJEE
C/o Tata Steel Limited, Jamshedpur – 831 001, Jharkhand, India
Specification
Claims:See attached , Description:See attached
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202131014773-STATEMENT OF UNDERTAKING (FORM 3) [31-03-2021(online)].pdf | 2021-03-31 |
| 2 | 202131014773-REQUEST FOR EXAMINATION (FORM-18) [31-03-2021(online)].pdf | 2021-03-31 |
| 3 | 202131014773-FORM-8 [31-03-2021(online)].pdf | 2021-03-31 |
| 4 | 202131014773-FORM 18 [31-03-2021(online)].pdf | 2021-03-31 |
| 5 | 202131014773-FORM 1 [31-03-2021(online)].pdf | 2021-03-31 |
| 6 | 202131014773-DRAWINGS [31-03-2021(online)].pdf | 2021-03-31 |
| 7 | 202131014773-DECLARATION OF INVENTORSHIP (FORM 5) [31-03-2021(online)].pdf | 2021-03-31 |
| 8 | 202131014773-COMPLETE SPECIFICATION [31-03-2021(online)].pdf | 2021-03-31 |
| 9 | 202131014773-Proof of Right [18-06-2021(online)].pdf | 2021-06-18 |
| 10 | 202131014773-FORM-26 [18-06-2021(online)].pdf | 2021-06-18 |
| 11 | 202131014773-FORM-26 [18-06-2021(online)]-1.pdf | 2021-06-18 |
| 12 | 202131014773-FER.pdf | 2023-01-19 |
| 13 | 202131014773-FER_SER_REPLY [17-07-2023(online)].pdf | 2023-07-17 |
| 14 | 202131014773-CLAIMS [17-07-2023(online)].pdf | 2023-07-17 |
| 15 | 202131014773-US(14)-HearingNotice-(HearingDate-26-07-2024).pdf | 2024-07-03 |
| 16 | 202131014773-FORM-26 [23-07-2024(online)].pdf | 2024-07-23 |
| 17 | 202131014773-FORM-26 [23-07-2024(online)]-1.pdf | 2024-07-23 |
| 18 | 202131014773-Correspondence to notify the Controller [23-07-2024(online)].pdf | 2024-07-23 |
| 19 | 202131014773-Written submissions and relevant documents [06-08-2024(online)].pdf | 2024-08-06 |
| 20 | 202131014773-Response to office action [20-08-2024(online)].pdf | 2024-08-20 |
| 21 | 202131014773-PatentCertificate28-08-2024.pdf | 2024-08-28 |
| 22 | 202131014773-IntimationOfGrant28-08-2024.pdf | 2024-08-28 |
Search Strategy
| 1 | 202131014773E_17-01-2023.pdf |