| Title of Invention | A PROCESS FOR THE REDUCTION ROASTING PF MANGANESE ORES AND A BATCHWISE DEVICE THEREFOR. |
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| Abstract | A process for reduction roasting of manganese ores comprising mixing manganese ore fines upto -6mm size and solid fuel fines upto -6mm size with water to obtain a mixture/ in which the solid fuel fines content is 8 to 38% by weight of the manganese ore fines and the water content is 5-10% by weight of the total of the manganese ore fines and solid fuel fines, forming the mixture into a bed, reduction roasting the manganese ores fines by igniting the top surface of the bed in the presence of air and under suction from below until the top surface thereof becomes incandescent and sealing the bed whose top surface has become incandescent against entry of air under continued suction until reduction roasting is over, disintegrating the manganese ores mass and cooling the manganese ores. |
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232-BOM-1990-CANCELLED PAGES.pdf
232-BOM-1990-CORRESPONDENCE(IPO).pdf
232-BOM-1990-CORRESPONDENCE(RECEIVED).pdf
232-BOM-1990-FORM 2(COMPLETE).pdf
232-BOM-1990-FORM 2(GRANTED).pdf
232-BOM-1990-SPECIFICATION(AMENDED).pdf
| Patent Number | 172484 | |||||||||
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| Indian Patent Application Number | 232/BOM/1990 | |||||||||
| PG Journal Number | 45/2012 | |||||||||
| Publication Date | 09-Nov-2012 | |||||||||
| Grant Date | 24-Jun-1994 | |||||||||
| Date of Filing | 10-Sep-1990 | |||||||||
| Name of Patentee | PARAMOUNT SINTERS PRIVATE LIMITED | |||||||||
| Applicant Address | 9, PUKHRAJ, LAKSHMINAGAR, NAGPUR 440022 | |||||||||
Inventors:
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| PCT International Classification Number | C22B1/02 | |||||||||
| PCT International Application Number | N/A | |||||||||
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