IT951465B - Procedimento per lavorare fanghi rossi nella produzione di ghisa e simili - Google Patents
Procedimento per lavorare fanghi rossi nella produzione di ghisa e similiInfo
- Publication number
- IT951465B IT951465B IT2320572A IT2320572A IT951465B IT 951465 B IT951465 B IT 951465B IT 2320572 A IT2320572 A IT 2320572A IT 2320572 A IT2320572 A IT 2320572A IT 951465 B IT951465 B IT 951465B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- production
- similar
- cast iron
- red sludge
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/04—Working-up slag
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
- C01F7/066—Treatment of the separated residue
-
- 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
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
-
- 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
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
- Y10S75/958—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures with concurrent production of iron and other desired nonmetallic product, e.g. energy, fertilizer
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HUMA002220 HU162284B (it) | 1971-04-17 | 1971-04-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT951465B true IT951465B (it) | 1973-06-30 |
Family
ID=10998503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2320572A IT951465B (it) | 1971-04-17 | 1972-04-15 | Procedimento per lavorare fanghi rossi nella produzione di ghisa e simili |
Country Status (11)
Country | Link |
---|---|
US (1) | US3876749A (it) |
JP (1) | JPS5246194B1 (it) |
AT (1) | AT319297B (it) |
AU (1) | AU465053B2 (it) |
DD (1) | DD99971A5 (it) |
DE (1) | DE2218464C3 (it) |
FR (1) | FR2133817B1 (it) |
HU (1) | HU162284B (it) |
IT (1) | IT951465B (it) |
RO (1) | RO61846A (it) |
YU (1) | YU34908B (it) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3989513A (en) * | 1972-06-06 | 1976-11-02 | Magyar Aluminiumipari Troszt | Method for the treatment of red mud |
US3985567A (en) * | 1974-09-18 | 1976-10-12 | University Of Guyana | Method of treating bauxite waste red mud with acid and making construction bricks from the treated material |
US4045537A (en) * | 1975-07-03 | 1977-08-30 | Reynolds Metals Company | Process for recovering soda and alumina values from red mud |
US4179279A (en) * | 1975-10-09 | 1979-12-18 | Nippon Jiryoku Senko Co., Ltd. | Process for treating molten steel slag with red mud from aluminum industry |
HU179977B (en) * | 1977-02-23 | 1983-01-28 | Akad Gorniczo Hutnicza | Process for preparing aluminium oxide |
US4226632A (en) * | 1978-09-18 | 1980-10-07 | Tatabanyai Szenbanyak | Process for producing high-purity alumina and hydraulic cement |
US4436551A (en) * | 1981-10-26 | 1984-03-13 | Sumitomo Heavy Industries, Ltd. | Process for making steel from direct-reduced iron |
US5374309A (en) * | 1993-02-26 | 1994-12-20 | Blue Circle America, Inc. | Process and system for producing cementitious materials from ferrous blast furnace slags |
AT401654B (de) * | 1994-10-14 | 1996-11-25 | Andritz Patentverwaltung | Verfahren zur entwässerung und waschung von rotschlamm |
US6528028B2 (en) | 1999-12-28 | 2003-03-04 | Showa Denko K.K. | Process for treating bauxite in which a desilication product and an insoluble residure are separately precipitated |
GB0313886D0 (en) * | 2003-06-16 | 2003-07-23 | Jha Animesh | Extraction route for Ti02 and alumina from bauxite and bauxitic residues,and titaniferrous deposits and wastes |
WO2005061408A1 (en) * | 2003-12-24 | 2005-07-07 | Mt Aspiring Geochemistry Consultants Pty Ltd | Porous particulate material for fluid treatment, cementitious composition and method of manufacture thereof |
CN1300348C (zh) * | 2005-09-22 | 2007-02-14 | 贵阳铝镁设计研究院 | 赤泥中回收铁的方法 |
DE102006020840B4 (de) * | 2006-05-04 | 2010-08-12 | Krause-Röhm-Systeme Ag | Verfahren zur Gewinnung von Magnetit |
DE102006020841A1 (de) * | 2006-05-04 | 2007-11-08 | Krause-Röhm-Systeme Ag | Verfahren zur Wertstoffgewinnung |
CN101426938B (zh) * | 2007-01-31 | 2010-06-02 | 中国科学院过程工程研究所 | 一种钢材防氧化涂料及钢材的防氧化方法 |
CN102210166B (zh) * | 2008-10-10 | 2014-04-30 | 美商楼氏电子有限公司 | 声学阀机构 |
CN101831520B (zh) * | 2010-06-10 | 2011-07-20 | 中国铝业股份有限公司 | 一种利用拜耳法赤泥生产海绵铁联产铝酸钠溶液的方法 |
RU2459879C2 (ru) * | 2010-10-04 | 2012-08-27 | УЧРЕЖДЕНИЕ РОССИЙСКОЙ АКАДЕМИИ НАУК ИНСТИТУТ МЕТАЛЛУРГИИ УРАЛЬСКОГО ОТДЕЛЕНИЯ РАН (ИМЕТ УрО РАН) | Способ получения окатышей для восстановительной плавки |
EP3016910B1 (en) * | 2013-07-05 | 2017-06-28 | Outotec (Finland) Oy | Process for purifying red mud |
RU2542186C1 (ru) * | 2013-08-06 | 2015-02-20 | Федеральное государственное бюджетное учреждение науки Институт металлургии Уральского отделения Российской академии наук (ИМЕТ УрО РАН) | Способ получения железорудных окатышей |
RU2542177C1 (ru) * | 2013-10-24 | 2015-02-20 | Федеральное государственное бюджетное учреждение "Национальный исследовательский центр "Курчатовский институт" | Способ переработки красного шлама |
DE102018221726A1 (de) | 2017-12-29 | 2019-07-04 | Knowles Electronics, Llc | Audiovorrichtung mit akustischem Ventil |
DE102018221725A1 (de) | 2018-01-08 | 2019-07-11 | Knowles Electronics, Llc | Audiovorrichtung mit Ventilzustandsverwaltung |
US10932069B2 (en) | 2018-04-12 | 2021-02-23 | Knowles Electronics, Llc | Acoustic valve for hearing device |
US10917731B2 (en) | 2018-12-31 | 2021-02-09 | Knowles Electronics, Llc | Acoustic valve for hearing device |
US11102576B2 (en) | 2018-12-31 | 2021-08-24 | Knowles Electronicis, LLC | Audio device with audio signal processing based on acoustic valve state |
CN109913604B (zh) * | 2019-04-11 | 2021-02-26 | 东北大学 | 一种高铁赤泥提铁及直接水泥化的方法 |
CN110093471B (zh) * | 2019-05-15 | 2021-06-04 | 深圳前海中能再生资源有限公司 | 一种高效低耗赤泥综合利用方法 |
CN114774680A (zh) * | 2022-04-24 | 2022-07-22 | 酒泉钢铁(集团)有限责任公司 | 一种拜耳法赤泥和转炉og泥的混合处理方法 |
GR1010484B (el) * | 2022-06-22 | 2023-06-12 | Σωκρατης Ιωαννη Αργυροπουλος | Μεθοδος χημικης επεξεργασιας σοδουχας λασπης καθιζητηρων, προερχομενη απο την παραγωγικη διαδικασια αλουμινας απο βωξιτη |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1422004A (en) * | 1914-01-16 | 1922-07-04 | Aluminum Co Of America | Process of obtaining alumina |
BE429208A (it) * | 1937-08-02 | |||
US2356626A (en) * | 1939-03-22 | 1944-08-22 | Seailles Jean Charles | Method for dissolving raw aluminates of lime in water and recovering alumina from such solutions |
US2420852A (en) * | 1942-09-24 | 1947-05-20 | Nepheline Products Ltd | Recovery of alumina from ores |
NL213003A (it) * | 1955-12-16 | 1900-01-01 | ||
GB990403A (en) * | 1961-10-24 | 1965-04-28 | Montedison Spa | Process of treating red slurries |
-
1971
- 1971-04-17 HU HUMA002220 patent/HU162284B/hu unknown
-
1972
- 1972-04-10 US US24249572 patent/US3876749A/en not_active Expired - Lifetime
- 1972-04-11 YU YU96572A patent/YU34908B/xx unknown
- 1972-04-13 AT AT319572A patent/AT319297B/de not_active IP Right Cessation
- 1972-04-13 DD DD16228772A patent/DD99971A5/xx unknown
- 1972-04-15 IT IT2320572A patent/IT951465B/it active
- 1972-04-17 JP JP3857672A patent/JPS5246194B1/ja active Pending
- 1972-04-17 DE DE2218464A patent/DE2218464C3/de not_active Expired
- 1972-04-17 RO RO7056472A patent/RO61846A/ro unknown
- 1972-04-17 FR FR7213418A patent/FR2133817B1/fr not_active Expired
- 1972-05-23 AU AU42570/72A patent/AU465053B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DD99971A5 (it) | 1973-09-05 |
AU4257072A (en) | 1973-11-29 |
FR2133817B1 (it) | 1974-10-04 |
AT319297B (de) | 1974-12-10 |
DE2218464C3 (de) | 1982-02-11 |
US3876749A (en) | 1975-04-08 |
FR2133817A1 (it) | 1972-09-22 |
HU162284B (it) | 1973-01-29 |
YU34908B (en) | 1980-04-30 |
YU96572A (en) | 1979-10-31 |
DE2218464B2 (de) | 1981-06-19 |
AU465053B2 (en) | 1975-09-18 |
RO61846A (fr) | 1977-11-15 |
DE2218464A1 (de) | 1972-11-02 |
JPS5246194B1 (it) | 1977-11-22 |
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