| Title of Invention | A SUBMERGED ENTRY NOZZLE (SEN) FOR SUPPLYING LIQUID STEEL FROM TUNDISH TO MOULD. |
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| Abstract | The invention relates to an improved submerged entry nozzle (1) for supplying liquid steel (4) from a tundish to a mould. The bottom portion (5) of the submerged entry nozzle (1) is provided with curved surfaces (3) for reducing the turbulence caused at part (2) during change of direction of fluid flow. The curved surfaces (3) are parabolic or near parabolic in shape. |
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531-kol-2003-531-kol-2003-granted-abstract.pdf
531-kol-2003-531-kol-2003-granted-claims.pdf
531-kol-2003-531-kol-2003-granted-correspondence.pdf
531-kol-2003-531-kol-2003-granted-description (complete).pdf
531-kol-2003-531-kol-2003-granted-drawings.pdf
531-kol-2003-531-kol-2003-granted-examination report.pdf
531-kol-2003-531-kol-2003-granted-form 1.pdf
531-kol-2003-531-kol-2003-granted-form 13.pdf
531-kol-2003-531-kol-2003-granted-form 18.pdf
531-kol-2003-531-kol-2003-granted-form 2.pdf
531-kol-2003-531-kol-2003-granted-form 26.pdf
531-kol-2003-531-kol-2003-granted-form 3.pdf
531-kol-2003-531-kol-2003-granted-form 5.pdf
531-kol-2003-531-kol-2003-granted-letter patent.pdf
531-kol-2003-531-kol-2003-granted-reply to examination report.pdf
531-kol-2003-531-kol-2003-granted-specification.pdf
| Patent Number | 219353 | ||||||||
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| Indian Patent Application Number | 531/KOL/2003 | ||||||||
| PG Journal Number | 18/2008 | ||||||||
| Publication Date | 02-May-2008 | ||||||||
| Grant Date | 30-Apr-2008 | ||||||||
| Date of Filing | 13-Oct-2003 | ||||||||
| Name of Patentee | TATA STEEL LIMITED | ||||||||
| Applicant Address | R & D SCIENTIFIC SERVICES DIVISION, JAMSHEDPUR-831 001 | ||||||||
Inventors:
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| PCT International Classification Number | B 21 D 11/10 | ||||||||
| PCT International Application Number | N/A | ||||||||
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PCT Conventions:
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