IT944683B - Processo ed apparecchiatura per la riduzione chimica di minerali metallici in particelle - Google Patents
Processo ed apparecchiatura per la riduzione chimica di minerali metallici in particelleInfo
- Publication number
- IT944683B IT944683B IT5164871A IT5164871A IT944683B IT 944683 B IT944683 B IT 944683B IT 5164871 A IT5164871 A IT 5164871A IT 5164871 A IT5164871 A IT 5164871A IT 944683 B IT944683 B IT 944683B
- Authority
- IT
- Italy
- Prior art keywords
- particles
- equipment
- chemical reduction
- metallic minerals
- minerals
- 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
- C21B13/0073—Selection or treatment of the reducing gases
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
- C21B13/029—Introducing coolant gas in the shaft furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
- C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
- C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5516170A | 1970-07-15 | 1970-07-15 | |
| US9861270A | 1970-12-16 | 1970-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT944683B true IT944683B (it) | 1973-04-20 |
Family
ID=26733913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT5164871A IT944683B (it) | 1970-07-15 | 1971-07-15 | Processo ed apparecchiatura per la riduzione chimica di minerali metallici in particelle |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS5126884B1 (it) |
| AR (1) | AR202079A1 (it) |
| AU (1) | AU453409B2 (it) |
| BE (1) | BE769976A (it) |
| CA (1) | CA949319A (it) |
| DE (1) | DE2134959C3 (it) |
| ES (1) | ES393256A1 (it) |
| FR (1) | FR2098429B1 (it) |
| GB (1) | GB1347785A (it) |
| IL (1) | IL37227A (it) |
| IT (1) | IT944683B (it) |
| LU (1) | LU63538A1 (it) |
| NL (1) | NL157351B (it) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3890142A (en) * | 1973-10-16 | 1975-06-17 | Fierro Esponja | Method for gaseous reduction of metal ores |
| AU496945B2 (en) * | 1975-05-19 | 1978-11-16 | Midrex International B.V. Rotterdam | Producing metallized product |
| US4224057A (en) * | 1979-08-20 | 1980-09-23 | Hylsa, S.A. | Method for carburizing sponge iron |
| US4338123A (en) * | 1981-02-23 | 1982-07-06 | Hylsa, S.A. | Method and apparatus for the reduction of metal ores |
| US5064467A (en) * | 1987-11-02 | 1991-11-12 | C.V.G. Siderurgica Del Orinoco, C.A. | Method and apparatus for the direct reduction of iron |
| CA2090906A1 (en) * | 1992-03-05 | 1993-09-06 | Corporacion Venezolana De Guayana (Cvg) | Method for improving quality of reforming gas used in the direct reduction of metal oxides |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE966459C (de) * | 1952-06-29 | 1957-08-08 | Paul Hahnel Dr Ing | Verfahren zur oxydierenden und reduzierenden Behandlung oxydischer Erze in Schachtoefen |
-
1971
- 1971-06-30 GB GB3064371A patent/GB1347785A/en not_active Expired
- 1971-07-05 IL IL3722771A patent/IL37227A/xx unknown
- 1971-07-13 AU AU31144/71A patent/AU453409B2/en not_active Expired
- 1971-07-13 DE DE2134959A patent/DE2134959C3/de not_active Expired
- 1971-07-14 BE BE769976A patent/BE769976A/xx not_active IP Right Cessation
- 1971-07-14 ES ES393256A patent/ES393256A1/es not_active Expired
- 1971-07-14 AR AR23678271A patent/AR202079A1/es active
- 1971-07-15 IT IT5164871A patent/IT944683B/it active
- 1971-07-15 FR FR7125928A patent/FR2098429B1/fr not_active Expired
- 1971-07-15 JP JP5218571A patent/JPS5126884B1/ja active Pending
- 1971-07-15 NL NL7109764.A patent/NL157351B/xx not_active IP Right Cessation
- 1971-07-15 LU LU63538D patent/LU63538A1/xx unknown
- 1971-07-15 CA CA118,365A patent/CA949319A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5126884B1 (it) | 1976-08-09 |
| GB1347785A (en) | 1974-02-27 |
| LU63538A1 (it) | 1972-04-04 |
| NL7109764A (it) | 1972-01-18 |
| CA949319A (en) | 1974-06-18 |
| ES393256A1 (es) | 1974-10-01 |
| DE2134959A1 (de) | 1972-01-27 |
| AU3114471A (en) | 1973-01-18 |
| DE2134959C3 (de) | 1979-04-26 |
| IL37227A (en) | 1974-06-30 |
| FR2098429A1 (it) | 1972-03-10 |
| AU453409B2 (en) | 1974-10-03 |
| DE2134959B2 (de) | 1978-09-07 |
| AR202079A1 (es) | 1975-05-15 |
| NL157351B (nl) | 1978-07-17 |
| FR2098429B1 (it) | 1978-09-29 |
| BE769976A (fr) | 1972-01-14 |
| IL37227A0 (en) | 1971-10-20 |
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