NO132489B - - Google Patents
Download PDFInfo
- Publication number
- NO132489B NO132489B NO4235/72A NO423572A NO132489B NO 132489 B NO132489 B NO 132489B NO 4235/72 A NO4235/72 A NO 4235/72A NO 423572 A NO423572 A NO 423572A NO 132489 B NO132489 B NO 132489B
- Authority
- NO
- Norway
- Prior art keywords
- liquid
- contact layer
- treatment liquid
- treatment
- treated
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
- Extraction Or Liquid Replacement (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722201712 DE2201712C3 (de) | 1972-01-14 | Einrichtung zur Direktreduktion von Erzen aller Art, insbesondere Eisenerz, in zwei Stufen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO132489B true NO132489B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-08-11 |
Family
ID=5833020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO4235/72A NO132489B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-01-14 | 1972-11-20 |
Country Status (8)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4010236A (en) * | 1975-07-21 | 1977-03-01 | Diamond Shamrock Corporation | Manganese ore reduction |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1097156A (en) * | 1913-10-06 | 1914-05-19 | Harvey Carroll Alford | Process of reducing ores. |
| US2277067A (en) * | 1940-02-16 | 1942-03-24 | Minerals And Metals Corp | Manufacture of metal products |
-
1972
- 1972-11-01 AU AU48414/72A patent/AU462844B2/en not_active Expired
- 1972-11-14 ZA ZA728123*7A patent/ZA728123B/xx unknown
- 1972-11-20 NO NO4235/72A patent/NO132489B/no unknown
- 1972-11-30 AR AR245417A patent/AR193150A1/es active
- 1972-12-08 US US313597A patent/US3860417A/en not_active Expired - Lifetime
- 1972-12-23 JP JP48004535A patent/JPS4880417A/ja active Pending
-
1973
- 1973-01-08 GB GB105373A patent/GB1372661A/en not_active Expired
- 1973-01-15 SE SE7300499A patent/SE381674B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3860417A (en) | 1975-01-14 |
| GB1372661A (en) | 1974-11-06 |
| DE2201712A1 (de) | 1973-07-26 |
| JPS4880417A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-10-27 |
| AU4841472A (en) | 1974-05-16 |
| AU462844B2 (en) | 1975-07-10 |
| DE2201712B2 (de) | 1974-03-21 |
| SE381674B (sv) | 1975-12-15 |
| AR193150A1 (es) | 1973-03-30 |
| ZA728123B (en) | 1974-03-27 |
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