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A Process Produce To Micro Pellets Of Steel Waste Materials With High Cold Handling Strength

Abstract: The invention relates to a process produce to micro-pellets of steel waste materials with high cold handling strength, comprising the steps of : mixing blast furnace flue dust, ESP dust, DE dust and other suitable ultrafine dusts generated in steel plant to obtain a mixture; mixing a binder or LD sludge with the mixture as obtained in step (a) to provide coal handling strength to the micro-pellets; pelletizing the mixture as obtained in step (b) into micro-pellets of size ranging between 1-4 mm in a pelletizer using 8 to 20% water; and drying the micro-pellets as obtained in step (c) in a drier at a temperature range of 80-110°C for a period between 10-50 minutes.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
21 March 2014
Publication Number
35/2016
Publication Type
INA
Invention Field
METALLURGY
Status
Email
lsdavar@ca12.vsnl.net.in
Parent Application
Patent Number
Legal Status
Grant Date
2022-06-22
Renewal Date

Applicants

TATA STEEL LIMITED
Research and Development and Scientific Services Division,Jamshedpur-831001,India

Inventors

1. MONI SINHA
C/o. TATA STEEL LIMITED, AUTOMATION DIVISION,JAMSHEDPUR – 831001, INDIA
2. SRI HARSHA NISTALA
C/o. TATA STEEL LIMITED,AUTOMATION DIVISION,JAMSHEDPUR – 831001, INDIA
3. RANJEETA SHARMA
C/o. TATA STEEL LIMITED,AUTOMATION DIVISION,JAMSHEDPUR – 831001, INDIA
4. ROHIT SHRIVASTAVA
C/o. TATA STEEL LIMITED,AUTOMATION DIVISION,JAMSHEDPUR – 831001, INDIA

Specification

CLIAMS:Please find the attached file ,TagSPECI:Please find the attached file

Documents

Application Documents

# Name Date
1 GPA.pdf 2014-04-02
2 F3.pdf 2014-04-02
3 F2.pdf 2014-04-02
4 365-KOL-2014-(21-04-2014)-FORM-3.pdf 2014-04-21
5 365-KOL-2014-(21-04-2014)-FORM-2.pdf 2014-04-21
6 365-KOL-2014-(21-04-2014)-DESCRIPTION (COMPLETE).pdf 2014-04-21
7 365-KOL-2014-(21-04-2014)-CORRESPONDENCE.pdf 2014-04-21
8 365-KOL-2014-(21-04-2014)-CLAIMS.pdf 2014-04-21
9 365-KOL-2014-(21-04-2014)-ABSTRACT.pdf 2014-04-21
10 365-KOL-2014-FER.pdf 2019-01-28
11 365-KOL-2014-FER_SER_REPLY [12-07-2019(online)].pdf 2019-07-12
12 365-KOL-2014-COMPLETE SPECIFICATION [12-07-2019(online)].pdf 2019-07-12
13 365-KOL-2014-CLAIMS [12-07-2019(online)].pdf 2019-07-12
14 365-KOL-2014-ABSTRACT [12-07-2019(online)].pdf 2019-07-12
15 365-KOL-2014-Proof of Right [31-07-2020(online)].pdf 2020-07-31
16 365-KOL-2014-US(14)-HearingNotice-(HearingDate-18-05-2022).pdf 2022-04-19
17 365-KOL-2014-FORM-26 [13-05-2022(online)].pdf 2022-05-13
18 365-KOL-2014-Correspondence to notify the Controller [13-05-2022(online)].pdf 2022-05-13
19 365-KOL-2014-US(14)-ExtendedHearingNotice-(HearingDate-03-06-2022).pdf 2022-05-20
20 365-KOL-2014-Correspondence to notify the Controller [01-06-2022(online)].pdf 2022-06-01
21 365-KOL-2014-Correspondence to notify the Controller [01-06-2022(online)]-1.pdf 2022-06-01
22 365-KOL-2014-Written submissions and relevant documents [17-06-2022(online)].pdf 2022-06-17
23 365-KOL-2014-PETITION UNDER RULE 137 [17-06-2022(online)].pdf 2022-06-17
24 365-KOL-2014-PatentCertificate22-06-2022.pdf 2022-06-22
25 365-KOL-2014-IntimationOfGrant22-06-2022.pdf 2022-06-22
26 365-KOL-2014-PROOF OF ALTERATION [23-02-2023(online)].pdf 2023-02-23
27 365-KOL-2014-Response to office action [22-05-2023(online)].pdf 2023-05-22

Search Strategy

1 SEARCHSTRATEGY_13-06-2018.pdf

ERegister / Renewals

3rd: 31 Aug 2022

From 21/03/2016 - To 21/03/2017

4th: 31 Aug 2022

From 21/03/2017 - To 21/03/2018

5th: 31 Aug 2022

From 21/03/2018 - To 21/03/2019

6th: 31 Aug 2022

From 21/03/2019 - To 21/03/2020

7th: 31 Aug 2022

From 21/03/2020 - To 21/03/2021

8th: 31 Aug 2022

From 21/03/2021 - To 21/03/2022

9th: 31 Aug 2022

From 21/03/2022 - To 21/03/2023

10th: 07 Mar 2023

From 21/03/2023 - To 21/03/2024

11th: 02 Mar 2024

From 21/03/2024 - To 21/03/2025