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A low alloy steel with improved wear resistant properties comprising chemical compositions of C = 0.12 - 0.18% by wt., Mn = 0.8 - 1.10% by wt.. Si = 0.30 -0.50% by wt., S = upto 0.020% by wt., P = upto 0.030% by wt., Cr = 0.50 - 0.90% by wt., Mo - 0.20 - 0.40% by wt., V = 0.02 - 0.06% by wt., Cu = 0.20 - 0.30% by wt., Ni = upto 0.12% by wt., Al = 0.02 - 0.08% by wt and B = 0.003 - 0.006% by wt. and a process for manufacturing the same. The low alloy steel with improved wear resistant properties is specifically useful as sinter screen in steel plant and also as wear resistant plates in ore and coal handling plants
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
24 February 2000
Publication Number
Publication Type
Invention Field
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2005-07-01
Renewal Date
Applicants
STEEL AUTHORITY OF INDIA LIMITED
RESEARCH & DEVELOPMENT CENTRE FOR IRON & STEEL, DORANDA, RANCHI
Inventors
1. TRIPATHI BRAHM DEO
RESEARCH AND DEVELOPMENT CENTRE FOR IRON AND STEEL, STEEL AUTHORITY OF INDIA LTD., DORANDA,
RANCHI-834002
2. NARULA MADAN LAL
RESEARCH AND DEVELOPMENT CENTRE FOR IRON AND STEEL, STEEL AUTHORITY OF INDIA LTD., DORANDA,
RANCHI-834002
3. JHA SUDHAKAR
RESEARCH AND DEVELOPMENT CENTRE FOR IRON AND STEEL, STEEL AUTHORITY OF INDIA LTD., DORANDA,
RANCHI-834002
4. HAZRA AMITABH GHOSH
RESEARCH AND DEVELOPMENT CENTRE FOR IRON AND STEEL, STEEL AUTHORITY OF INDIA LTD., DORANDA,
RANCHI-834002
5. DATTA SOM SHEKHAR
RESEARCH AND DEVELOPMENT CENTRE FOR IRON AND STEEL, STEEL AUTHORITY OF INDIA LTD., DORANDA,
RANCHI-834002
6. MISHRA AJIT KUMAR
RESEARCH AND DEVELOPMENT CENTRE FOR IRON AND STEEL, STEEL AUTHORITY OF INDIA LTD., DORANDA,
RANCHI-834002
7. DAS ARUNABHA
RESEARCH AND DEVELOPMENT CENTRE FOR IRON AND STEEL, STEEL AUTHORITY OF INDIA LTD., DORANDA,
RANCHI-834002
8. SINGH VIJAY KUMAR
RESEARCH AND DEVELOPMENT CENTRE FOR IRON AND STEEL, STEEL AUTHORITY OF INDIA LTD., DORANDA,
RANCHI-834002
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 111-cal-2000-granted-specification.pdf | 2011-10-06 |
| 2 | 111-cal-2000-granted-reply to examination report.pdf | 2011-10-06 |
| 3 | 111-cal-2000-granted-pa.pdf | 2011-10-06 |
| 4 | 111-cal-2000-granted-letter patent.pdf | 2011-10-06 |
| 5 | 111-cal-2000-granted-form 3.pdf | 2011-10-06 |
| 6 | 111-cal-2000-granted-form 2.pdf | 2011-10-06 |
| 7 | 111-cal-2000-granted-form 19.pdf | 2011-10-06 |
| 8 | 111-cal-2000-granted-form 1.pdf | 2011-10-06 |
| 9 | 111-cal-2000-granted-examination report.pdf | 2011-10-06 |
| 10 | 111-cal-2000-granted-drawings.pdf | 2011-10-06 |
| 11 | 111-cal-2000-granted-description (complete).pdf | 2011-10-06 |
| 12 | 111-cal-2000-granted-correspondence.pdf | 2011-10-06 |
| 13 | 111-cal-2000-granted-claims.pdf | 2011-10-06 |
| 14 | 111-cal-2000-granted-abstract.pdf | 2011-10-06 |
| 15 | 00111-cal-2000 pa.pdf | 2011-10-06 |
| 16 | 00111-cal-2000 form-3.pdf | 2011-10-06 |
| 17 | 00111-cal-2000 form-2.pdf | 2011-10-06 |
| 18 | 00111-cal-2000 form-19.pdf | 2011-10-06 |
| 19 | 00111-cal-2000 form-1.pdf | 2011-10-06 |
| 20 | 00111-cal-2000 drawings.pdf | 2011-10-06 |
| 21 | 00111-cal-2000 description(complete).pdf | 2011-10-06 |
| 22 | 00111-cal-2000 correspondence.pdf | 2011-10-06 |
| 23 | 00111-cal-2000 claims.pdf | 2011-10-06 |
| 24 | 00111-cal-2000 abstract.pdf | 2011-10-06 |