An improved method for refining a carbon-containing steel melt in a refining vessel by subsurface and top injection of oxygen.
| Ministry/ Department/ Residency | Ministry of Commerce & Industry |
| Branch | PATENT |
| From Year / Date (YYYY-MM-DD) |
1986 |
| To Year / Date (YYYY-MM-DD) |
1986 |
| Source Organization | NA |
| Identifier | PR_000005015932 |
| File No./Reference No./Sheet No./Folio No. | 446/Del/1986 |
| Location | Repository III |
| Part No. | NA |
| File Size | NA |
| Pages | NA |
| Call Number | NA |
| Publisher | NA |
| Subject | NA |
| Creator | NA |
| Accession Number | NA |
| Series | NA |
| Year of Publication | NA |
| Bundle Barcode | NA |
| Location Code | NA |
| File Barcode | NA |
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