NL6901949A - - Google Patents
Info
- Publication number
- NL6901949A NL6901949A NL6901949A NL6901949A NL6901949A NL 6901949 A NL6901949 A NL 6901949A NL 6901949 A NL6901949 A NL 6901949A NL 6901949 A NL6901949 A NL 6901949A NL 6901949 A NL6901949 A NL 6901949A
- Authority
- NL
- Netherlands
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
- C21B13/008—Use of special additives or fluxing agents
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681583955 DE1583955A1 (de) | 1968-02-09 | 1968-02-09 | Verfahren zur Direktreduktion von eisenoxydhaltigen Materialien im Drehrohrofen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6901949A true NL6901949A (US07909887-20110322-C00021.png) | 1969-08-12 |
Family
ID=5679589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6901949A NL6901949A (US07909887-20110322-C00021.png) | 1968-02-09 | 1969-02-07 |
Country Status (8)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4375883A (en) * | 1980-03-24 | 1983-03-08 | The Direct Reduction Corporation | System for recycling char in iron oxide reducing kilns |
| US4378241A (en) * | 1980-11-03 | 1983-03-29 | The Direct Reduction Corporation | Method for achieving low sulfur levels in the DRI product from iron oxide reducing kilns |
| BR9407644A (pt) * | 1993-09-22 | 1997-01-21 | Rgc Mineral Sands Ltd | Processo para introduzir um ou mais reagentes em forno rotativo e/ou alongado e processo e aparelho para tratar material titanifero |
| CN102690920A (zh) * | 2011-03-25 | 2012-09-26 | 朗威资源有限公司 | 铁矿石还原剂、铁矿石混合物以及还原铁矿石的方法 |
-
1968
- 1968-02-09 DE DE19681583955 patent/DE1583955A1/de active Pending
-
1969
- 1969-01-27 GB GB4483/69A patent/GB1199703A/en not_active Expired
- 1969-02-05 US US796905A patent/US3705795A/en not_active Expired - Lifetime
- 1969-02-05 ES ES363308A patent/ES363308A1/es not_active Expired
- 1969-02-06 SE SE1629/69A patent/SE342651B/xx unknown
- 1969-02-07 BE BE728154D patent/BE728154A/xx unknown
- 1969-02-07 NL NL6901949A patent/NL6901949A/xx unknown
- 1969-02-07 FR FR6902892A patent/FR2001645A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| SE342651B (US07909887-20110322-C00021.png) | 1972-02-14 |
| BE728154A (US07909887-20110322-C00021.png) | 1969-07-16 |
| FR2001645A1 (US07909887-20110322-C00021.png) | 1969-09-26 |
| DE1583955A1 (de) | 1970-09-10 |
| GB1199703A (en) | 1970-07-22 |
| US3705795A (en) | 1972-12-12 |
| ES363308A1 (es) | 1970-12-16 |
