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“Stowing Composition And Method(s) Thereof”

Abstract: The present disclosure provides a composition and method for the stowing or back-filling of excavated mines. The composition is characterized by the employment of fly ash along with specific additive(s) selected from organic polymer(s) and inorganic salt(s) or a combination thereof, wherein the said additive(s) allow the use of fine fly ash comprising particles that are usually associated with challenges pertaining to their settling properties. The stowing composition of the present disclosure ensures efficient settling of fine ash particles in stowing applications, obviating problems such as blockage and failure of barricading structures and issues associated with remnant fine ash particles in the water discharged from the stowing site.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
30 March 2023
Publication Number
40/2024
Publication Type
INA
Invention Field
POLYMER TECHNOLOGY
Status
Email
Parent Application

Applicants

TATA STEEL LIMITED
Jamshedpur – 831 001, Jharkhand, India

Inventors

1. VEERENDRA SINGH
C/o Tata Steel Ltd., Jamshedpur – 831 001, Jharkhand, India
2. ABHAY SHANKAR PATRA
C/o Tata Steel Ltd., Jamshedpur – 831 001, Jharkhand, India
3. ASIM KUMAR MUKHERJEE
C/o Tata Steel Ltd., Jamshedpur – 831 001, Jharkhand, India
4. RAJ ANKUR
C/o Tata Steel Ltd., Jamshedpur – 831 001, Jharkhand, India.
5. SANJAY KUMAR
C/o Tata Steel Ltd., Jamshedpur – 831 001, Jharkhand, India
6. SUKHDEO PRASAD
C/o Tata Steel Ltd., Jamshedpur – 831 001, Jharkhand, India
7. MAYANK SHEKHAR
C/o Tata Steel Ltd., Jamshedpur – 831 001, Jharkhand, India

Specification

Description:PLEASE SEE THE ATTACHED SPECIFICATION , Claims:PLEASE SEE THE ATTACHED SPECIFICATION

Documents

Application Documents

# Name Date
1 202331024083-STATEMENT OF UNDERTAKING (FORM 3) [30-03-2023(online)].pdf 2023-03-30
2 202331024083-REQUEST FOR EXAMINATION (FORM-18) [30-03-2023(online)].pdf 2023-03-30
3 202331024083-POWER OF AUTHORITY [30-03-2023(online)].pdf 2023-03-30
4 202331024083-FORM-8 [30-03-2023(online)].pdf 2023-03-30
5 202331024083-FORM 18 [30-03-2023(online)].pdf 2023-03-30
6 202331024083-FORM 1 [30-03-2023(online)].pdf 2023-03-30
7 202331024083-DRAWINGS [30-03-2023(online)].pdf 2023-03-30
8 202331024083-DECLARATION OF INVENTORSHIP (FORM 5) [30-03-2023(online)].pdf 2023-03-30
9 202331024083-COMPLETE SPECIFICATION [30-03-2023(online)].pdf 2023-03-30
10 202331024083-Proof of Right [14-09-2023(online)].pdf 2023-09-14
11 202331024083-FORM-26 [26-05-2025(online)].pdf 2025-05-26