RO81107A2 - Procedeu pentru prepararea unor compacte poroase cu densitate scazutadintr-un amestec fin maruntit de silice,facultativ fier si agent de reducere carbonifer - Google Patents
Procedeu pentru prepararea unor compacte poroase cu densitate scazutadintr-un amestec fin maruntit de silice,facultativ fier si agent de reducere carboniferInfo
- Publication number
- RO81107A2 RO81107A2 RO80102561A RO10256180A RO81107A2 RO 81107 A2 RO81107 A2 RO 81107A2 RO 80102561 A RO80102561 A RO 80102561A RO 10256180 A RO10256180 A RO 10256180A RO 81107 A2 RO81107 A2 RO 81107A2
- Authority
- RO
- Romania
- Prior art keywords
- compactes
- porous
- preparation
- reducing agent
- reduced density
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/242—Binding; Briquetting ; Granulating with binders
- C22B1/244—Binding; Briquetting ; Granulating with binders organic
- C22B1/245—Binding; Briquetting ; Granulating with binders organic with carbonaceous material for the production of coked agglomerates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/02—Silicon
- C01B33/021—Preparation
- C01B33/023—Preparation by reduction of silica or free silica-containing material
- C01B33/025—Preparation by reduction of silica or free silica-containing material with carbon or a solid carbonaceous material, i.e. carbo-thermal process
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Cookers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/134,205 US4309216A (en) | 1980-03-26 | 1980-03-26 | Low density compacts of prepared mix for use in the production of silicon and ferrosilicon |
Publications (2)
Publication Number | Publication Date |
---|---|
RO81107A2 true RO81107A2 (ro) | 1983-04-29 |
RO81107B1 RO81107B1 (ro) | 1983-04-30 |
Family
ID=22462236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO102561A RO81107B1 (ro) | 1980-03-26 | 1980-11-11 | Procedeu pentru prepararea unor compacte poroase cu densitate scazuta dintr-un amestec fin maruntit de silice, facultativ fier si agent de reducere carbonifer |
Country Status (15)
Country | Link |
---|---|
US (1) | US4309216A (ro) |
EP (1) | EP0036919A1 (ro) |
JP (1) | JPS56140022A (ro) |
KR (1) | KR830004148A (ro) |
AU (1) | AU6426180A (ro) |
BR (1) | BR8007297A (ro) |
CA (1) | CA1157657A (ro) |
ES (1) | ES8201215A1 (ro) |
FI (1) | FI803507L (ro) |
NO (1) | NO803379L (ro) |
PT (1) | PT72048B (ro) |
RO (1) | RO81107B1 (ro) |
YU (1) | YU283380A (ro) |
ZA (1) | ZA806570B (ro) |
ZW (1) | ZW25780A1 (ro) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2117411A (en) * | 1982-03-29 | 1983-10-12 | British Steel Corp | Metallurgical additive briquettes |
US4659374A (en) * | 1985-06-14 | 1987-04-21 | Dow Corning Corporation | Mixed binder systems for agglomerates |
KR0125761B1 (ko) * | 1988-03-11 | 1997-12-18 | 지미 알.오크스 | 탄화규소나 탄화망간 또는 그 철함유합금의 제조방법 |
WO1992007048A1 (en) * | 1990-10-23 | 1992-04-30 | Nufarm Energy Pty Ltd. | Briquettes |
EP2557186A1 (en) * | 2007-08-07 | 2013-02-13 | Dow Corning Corporation | Method of producing metals and alloys by carbothermal reduction of metal oxides |
CN102627281A (zh) * | 2012-04-27 | 2012-08-08 | 羊实 | 利用回收的硅细粉冶炼金属硅的方法 |
CN102786054A (zh) * | 2012-09-07 | 2012-11-21 | 昆明冶金研究院 | 一种还原熔炼微硅粉的方法 |
CN109279610B (zh) * | 2017-07-20 | 2020-05-19 | 中国石油化工股份有限公司 | 工业硅用石油焦的筛选方法、碳质还原剂和工业硅的冶炼方法 |
US20210220801A1 (en) * | 2018-06-14 | 2021-07-22 | Carbon Technology Holdings, LLC | Biogenic porous carbon silicon dioxide compositions and methods of making and using same |
WO2020171132A1 (ja) * | 2019-02-19 | 2020-08-27 | 有限会社南日本ウェルネス | 水溶性ナノコロイドシリカの製造方法、及び水溶性ナノコロイドシリカ |
US20220177315A1 (en) * | 2019-04-03 | 2022-06-09 | Wacker Chemie Ag | Process for producing silicon metal-containing agglomerates |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3153587A (en) * | 1957-06-06 | 1964-10-20 | United States Steel Corp | Method and apparatus for controlling volatile-forming constituents |
US3215522A (en) * | 1960-11-22 | 1965-11-02 | Union Carbide Corp | Silicon metal production |
ES316901A1 (es) * | 1964-12-23 | 1966-04-01 | Cerro Corp | Procedimiento para descargar cantidades determinadas de materia en particulas |
DE1483150C3 (de) * | 1965-10-08 | 1974-07-04 | Heinrich Koppers Gmbh, 4300 Essen | Verfahren zur Sinterung oder sonstigen Wärmebehandlung von feinkörnigen Stoffen |
BE759122A (fr) * | 1969-11-19 | 1971-05-18 | Union Carbide Corp | Procede et charge de production de silicium au four a arc electrique par reduction carbothermique de silice |
US3704114A (en) * | 1971-03-17 | 1972-11-28 | Union Carbide Corp | Process and furnace charge for use in the production of ferrosilicon alloys |
US3836354A (en) * | 1971-06-25 | 1974-09-17 | F Wienert | Production of pellets |
DE2401217A1 (de) * | 1974-01-11 | 1975-07-17 | Heinz Hoelter | Verfahren zur herstellung von ferrumsilizium und/oder siliziummetall |
-
1980
- 1980-03-26 US US06/134,205 patent/US4309216A/en not_active Expired - Lifetime
- 1980-10-24 ZA ZA00806570A patent/ZA806570B/xx unknown
- 1980-10-28 ZW ZW257/80A patent/ZW25780A1/xx unknown
- 1980-10-31 CA CA000363746A patent/CA1157657A/en not_active Expired
- 1980-10-31 JP JP15234180A patent/JPS56140022A/ja active Pending
- 1980-11-06 YU YU02833/80A patent/YU283380A/xx unknown
- 1980-11-10 FI FI803507A patent/FI803507L/fi not_active Application Discontinuation
- 1980-11-10 BR BR8007297A patent/BR8007297A/pt unknown
- 1980-11-10 NO NO803379A patent/NO803379L/no unknown
- 1980-11-11 EP EP80304013A patent/EP0036919A1/en not_active Withdrawn
- 1980-11-11 RO RO102561A patent/RO81107B1/ro unknown
- 1980-11-11 AU AU64261/80A patent/AU6426180A/en not_active Abandoned
- 1980-11-11 PT PT72048A patent/PT72048B/pt unknown
- 1980-11-18 KR KR1019800004415A patent/KR830004148A/ko unknown
-
1981
- 1981-01-20 ES ES498642A patent/ES8201215A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS56140022A (en) | 1981-11-02 |
NO803379L (no) | 1981-09-28 |
US4309216A (en) | 1982-01-05 |
KR830004148A (ko) | 1983-07-06 |
PT72048B (en) | 1981-09-24 |
ES498642A0 (es) | 1981-12-01 |
PT72048A (en) | 1980-12-01 |
RO81107B1 (ro) | 1983-04-30 |
ES8201215A1 (es) | 1981-12-01 |
ZA806570B (en) | 1981-10-28 |
EP0036919A1 (en) | 1981-10-07 |
ZW25780A1 (en) | 1981-01-14 |
YU283380A (en) | 1983-12-31 |
AU6426180A (en) | 1981-10-01 |
CA1157657A (en) | 1983-11-29 |
BR8007297A (pt) | 1982-06-22 |
FI803507L (fi) | 1981-09-27 |
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