BE697419A - - Google Patents
Info
- Publication number
- BE697419A BE697419A BE697419DA BE697419A BE 697419 A BE697419 A BE 697419A BE 697419D A BE697419D A BE 697419DA BE 697419 A BE697419 A BE 697419A
- Authority
- BE
- Belgium
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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/14—Multi-stage processes processes carried out in different vessels or 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEM0069397 | 1966-05-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE697419A true BE697419A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-10-02 |
Family
ID=7313008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE697419D BE697419A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-05-05 | 1967-04-21 |
Country Status (8)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3890138A (en) * | 1971-10-19 | 1975-06-17 | Western Titanium N L | Reduction of iron-containing ores |
| US4375883A (en) * | 1980-03-24 | 1983-03-08 | The Direct Reduction Corporation | System for recycling char in iron oxide reducing kilns |
| US4378243A (en) * | 1981-05-22 | 1983-03-29 | The Direct Reduction Corporation | System for coal blowing in iron oxide reducing kilns |
| US4378244A (en) * | 1981-11-03 | 1983-03-29 | The Direct Reduction Corporation | System for coal injection in iron oxide reducing kilns |
| DE3300867A1 (de) * | 1983-01-13 | 1984-07-19 | Mannesmann AG, 4000 Düsseldorf | Verfahren zur erzeugung von stahl durch einschmelzen von eisenschwamm im lichtbogenofen |
| US10978100B1 (en) | 2018-07-19 | 2021-04-13 | Western Digital Technologies, Inc. | Belt-driven rotary cam elevator mechanism for reduced-head data storage device |
| US10706879B2 (en) | 2018-07-19 | 2020-07-07 | Western Digital Technologies, Inc. | Vertically translating load/unload ramp mechanism for cold storage data storage device |
| US11037590B2 (en) | 2018-07-19 | 2021-06-15 | Western Digital Technologies, Inc. | In-pivot hybrid stepper motor for ball screw cam elevator mechanism for reduced-head hard disk drive |
| US10902871B2 (en) | 2018-07-19 | 2021-01-26 | Western Digital Technologies, Inc. | Low-profile ball screw cam elevator mechanism for cold storage data storage device |
| US11410694B2 (en) | 2018-07-19 | 2022-08-09 | Western Digital Technologies, Inc. | Axial flux permanent magnet motor for ball screw cam elevator mechanism for reduced-head hard disk drive |
| US10930307B2 (en) | 2019-01-14 | 2021-02-23 | Western Digital Technologies, Inc. | Piezoelectric-based locking of actuator elevator mechanism for cold storage data storage device |
| US10803891B1 (en) | 2019-07-18 | 2020-10-13 | Western Digital Technologies, Inc. | Vertically translating load/unload ramp mechanism for cold storage data storage device |
| US10916271B1 (en) | 2020-06-25 | 2021-02-09 | Western Digital Technologies, Inc. | Eliminating lead screw hysteresis for vertically translating load/unload ramp mechanism for data storage device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2964308A (en) * | 1958-06-09 | 1960-12-13 | Demag Elektrometallurgie Gmbh | Apparatus for charging low-shaft arc furnaces |
| DE1200330B (de) * | 1960-09-15 | 1965-09-09 | Metallgesellschaft Ag | Verfahren zur Reduktion stueckiger oxydischer Eisenerze zu einem schwammeisenartigen Produkt im Drehrohrofen |
| US3113859A (en) * | 1961-02-09 | 1963-12-10 | R N Corp | Methods for ore reduction and processing of other chemically reactive aggregates |
| US3206299A (en) * | 1961-10-18 | 1965-09-14 | Independence Foundation | Dense-bed, rotary, kiln process and apparatus for pretreatment of a metallurgical charge |
| GB1031228A (en) * | 1962-03-08 | 1966-06-02 | Elektrokemisk As | Improvements in or relating to process of producing metals, metal alloys, carbide, etc. |
-
1966
- 1966-05-05 DE DE19661508049 patent/DE1508049A1/de active Pending
-
1967
- 1967-04-12 ES ES339182A patent/ES339182A1/es not_active Expired
- 1967-04-21 BE BE697419D patent/BE697419A/xx unknown
- 1967-04-26 NL NL6705863A patent/NL6705863A/xx unknown
- 1967-04-28 US US634473A patent/US3505060A/en not_active Expired - Lifetime
- 1967-04-29 NO NO167957A patent/NO118176B/no unknown
- 1967-05-03 SE SE6296/67A patent/SE308534B/xx unknown
- 1967-05-03 GB GB20634/67A patent/GB1119299A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES339182A1 (es) | 1968-04-16 |
| US3505060A (en) | 1970-04-07 |
| GB1119299A (en) | 1968-07-10 |
| NL6705863A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-11-06 |
| NO118176B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-11-24 |
| DE1508049A1 (de) | 1969-10-02 |
| SE308534B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-02-17 |