| Title of Invention | A PROCESS OF MANUFACTURING PITCH BONDED TEMPERED MAGNESIA CARBON REFRACTORIES |
|---|---|
| Abstract | There is disclosed an improved pitch bonded tempered magnesia carbon refractories having essentially the following ingredients. (a) Magnesia having not less than 85% by weight magnesium oxide and a bulk density of more than 3.3 g/cm3 (b) Graphite having a fixed carbon at least 90% by weight and (c) Pitch having a coking index of 40-55% and softening point of 80 to 1300C. There is also disclosed a method for its manufacturer. |
| Full Text |
|---|
546-CAL-2001-(02-02-2012)-FORM-27.pdf
546-CAL-2001-CORRESPONDENCE 1.1.pdf
546-CAL-2001-CORRESPONDENCE.pdf
546-cal-2001-granted-abstract.pdf
546-cal-2001-granted-claims.pdf
546-cal-2001-granted-correspondence.pdf
546-cal-2001-granted-description (complete).pdf
546-cal-2001-granted-examination report.pdf
546-cal-2001-granted-form 1.pdf
546-cal-2001-granted-form 13.pdf
546-cal-2001-granted-form 18.pdf
546-cal-2001-granted-form 2.pdf
546-cal-2001-granted-form 3.pdf
546-cal-2001-granted-letter patent.pdf
546-cal-2001-granted-reply to examination report.pdf
546-cal-2001-granted-specification.pdf
| Patent Number | 221579 | |||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Indian Patent Application Number | 546/CAL/2001 | |||||||||||||||||||||||||||||||||
| PG Journal Number | 26/2008 | |||||||||||||||||||||||||||||||||
| Publication Date | 27-Jun-2008 | |||||||||||||||||||||||||||||||||
| Grant Date | 25-Jun-2008 | |||||||||||||||||||||||||||||||||
| Date of Filing | 25-Sep-2001 | |||||||||||||||||||||||||||||||||
| Name of Patentee | STEEL AUTHORITY OF INDIA LIMITED | |||||||||||||||||||||||||||||||||
| Applicant Address | RESEARCH & DEVELOPMENT CENTRE FOR IRON & STEEL, DORANDA, RANCHI-834002 | |||||||||||||||||||||||||||||||||
Inventors:
|
||||||||||||||||||||||||||||||||||
| PCT International Classification Number | C04B 35/04, 35/02 | |||||||||||||||||||||||||||||||||
| PCT International Application Number | N/A | |||||||||||||||||||||||||||||||||
| PCT International Filing date | ||||||||||||||||||||||||||||||||||
PCT Conventions:
|
||||||||||||||||||||||||||||||||||