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Process For Production Of High Hardness And Wear Resistant Steel Plates.
A PROCESS FOR PRODUCTION OF STEEL PLATES WITH HIGH STRENGTH , HIGH HARDNESS AND WEAR RESISTANCE, SAID PROCESS COMPRISING SELECTION OF THE ALLOYING ELEMENTS IN DEFINED PROPORTIONS, HEAT TREATMENT CYCLE AT TEMPERATURE RANGING FROM 850oC TO 950oC COMPRISING OPTIMIZATION OF QUENCHING AND TEMPERING ADAPTED FOR INCREASING THE HARDNESS OF THE STEEL PLATES AND ROLLING ADAPTED FOR PROVIDING STEEL PLATES OF THICKNESS RANGING FROM 10-32 mm.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
11 March 2005
Publication Number
25/2007
Publication Type
Invention Field
CHEMICAL
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2008-07-23
Renewal Date
Applicants
STEEL AUTHORITY OF INDIA LIMITED
RESEARCH & DEVELOPMENT CENTRE FOR IRON AND STEEL, DORANDA, RANCHI
Inventors
1. RAM AVTAR
RESEARCH & DEVELOPMENT CENTRE FOR IRON & STEEL, STEEL AUTHORITY OF INDIA LTD., DORANDA, RANCHI 834 002
2. JHA BIMAL KUMAR
RESEARCH & DEVELOPMENT CENTRE FOR IRON & STEEL, STEEL AUTHORITY OF INDIA LTD., DORANDA, RANCHI 834 002
3. GHOSH SOMNATH
RESEARCH & DEVELOPMENT CENTRE FOR IRON & STEEL, STEEL AUTHORITY OF INDIA LTD., DORANDA, RANCHI 834 002
4. SINGH GANGESHWAR
ROURKELA STEEL PLANT, STEEL AUTHORITY OF INDIA LTD., ROURKELA-769 011
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 156-kol-2005-granted-specification.pdf | 2011-10-06 |
| 2 | 156-kol-2005-granted-reply to examination report.pdf | 2011-10-06 |
| 3 | 156-kol-2005-granted-pa.pdf | 2011-10-06 |
| 4 | 156-kol-2005-granted-letter patent.pdf | 2011-10-06 |
| 5 | 156-kol-2005-granted-form 3.pdf | 2011-10-06 |
| 6 | 156-kol-2005-granted-form 2.pdf | 2011-10-06 |
| 7 | 156-kol-2005-granted-form 18.pdf | 2011-10-06 |
| 8 | 156-kol-2005-granted-form 1.pdf | 2011-10-06 |
| 9 | 156-kol-2005-granted-examination report.pdf | 2011-10-06 |
| 10 | 156-kol-2005-granted-drawings.pdf | 2011-10-06 |
| 11 | 156-kol-2005-granted-description (complete).pdf | 2011-10-06 |
| 12 | 156-kol-2005-granted-correspondence.pdf | 2011-10-06 |
| 13 | 156-kol-2005-granted-claims.pdf | 2011-10-06 |
| 14 | 156-kol-2005-granted-abstract.pdf | 2011-10-06 |
| 15 | 156-KOLNP-2003-11-01-2023-RELEVANT DOCUMENTS.pdf | 2023-01-11 |
| 16 | 156-KOL-2005-11-01-2023-RELEVANT DOCUMENTS.pdf | 2023-01-11 |
| 17 | 156-KOL-2005-25-01-2023-LETTER OF PATENT.pdf | 2023-01-25 |