GR77193B - - Google Patents
Info
- Publication number
- GR77193B GR77193B GR68320A GR820168320A GR77193B GR 77193 B GR77193 B GR 77193B GR 68320 A GR68320 A GR 68320A GR 820168320 A GR820168320 A GR 820168320A GR 77193 B GR77193 B GR 77193B
- Authority
- GR
- Greece
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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)
- Muffle Furnaces And Rotary Kilns (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/317,939 US4378244A (en) | 1981-11-03 | 1981-11-03 | System for coal injection in iron oxide reducing kilns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GR77193B true GR77193B (el) | 1984-09-11 |
Family
ID=23235916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GR68320A GR77193B (el) | 1981-11-03 | 1982-06-10 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4378244A (el) |
| JP (1) | JPS5880491A (el) |
| KR (1) | KR890001441B1 (el) |
| BR (1) | BR8202111A (el) |
| CA (1) | CA1203385A (el) |
| ES (1) | ES8403528A1 (el) |
| GR (1) | GR77193B (el) |
| IN (1) | IN157608B (el) |
| PH (1) | PH20639A (el) |
| ZA (1) | ZA82837B (el) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3620842A1 (de) * | 1986-06-21 | 1987-12-23 | Metallgesellschaft Ag | Verfahren zur direktreduktion von eisenoxidhaltigen materialien im drehrohrofen |
| PL313585A1 (en) * | 1993-09-22 | 1996-07-08 | Rgc Mineral Sands Ltd | Roasting of titanium-bearing substances |
| EP1439360B1 (de) * | 2003-01-20 | 2007-08-15 | Maerz Ofenbau AG | Verfahren zum Brennen eines mineralischen Materialgemischs |
| KR101220554B1 (ko) * | 2010-12-28 | 2013-01-10 | 주식회사 포스코 | 용선제조장치 및 이를 이용한 용선제조방법 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2484911A (en) * | 1945-04-21 | 1949-10-18 | Seil Frances Merritt | Rotary kiln |
| DE1508049A1 (de) * | 1966-05-05 | 1969-10-02 | Metallgesellschaft Ag | Verfahren zur Verhuetung oxydischer eisenhaltiger Erze |
| US4304597A (en) * | 1980-03-20 | 1981-12-08 | The Direct Reduction Corporation | System for control of sinter formation in iron oxide reducing kilns |
-
1981
- 1981-11-03 US US06/317,939 patent/US4378244A/en not_active Expired - Lifetime
-
1982
- 1982-02-10 ZA ZA82837A patent/ZA82837B/xx unknown
- 1982-03-17 IN IN219/DEL/82A patent/IN157608B/en unknown
- 1982-04-13 BR BR8202111A patent/BR8202111A/pt unknown
- 1982-04-15 ES ES511447A patent/ES8403528A1/es not_active Expired
- 1982-05-10 JP JP57078079A patent/JPS5880491A/ja active Pending
- 1982-05-18 KR KR8202168A patent/KR890001441B1/ko not_active IP Right Cessation
- 1982-06-04 CA CA000404476A patent/CA1203385A/en not_active Expired
- 1982-06-10 GR GR68320A patent/GR77193B/el unknown
- 1982-06-11 PH PH27412A patent/PH20639A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES511447A0 (es) | 1983-08-01 |
| KR890001441B1 (ko) | 1989-05-03 |
| US4378244A (en) | 1983-03-29 |
| CA1203385A (en) | 1986-04-22 |
| BR8202111A (pt) | 1983-11-16 |
| PH20639A (en) | 1987-03-16 |
| KR830010204A (ko) | 1983-12-26 |
| IN157608B (el) | 1986-05-03 |
| ES8403528A1 (es) | 1983-08-01 |
| JPS5880491A (ja) | 1983-05-14 |
| ZA82837B (en) | 1983-01-26 |