ES8604787A1 - Dispositivo para la reduccion de hierro y vanadio en solu- cion de acido fosforico - Google Patents
Dispositivo para la reduccion de hierro y vanadio en solu- cion de acido fosforicoInfo
- Publication number
- ES8604787A1 ES8604787A1 ES547876A ES547876A ES8604787A1 ES 8604787 A1 ES8604787 A1 ES 8604787A1 ES 547876 A ES547876 A ES 547876A ES 547876 A ES547876 A ES 547876A ES 8604787 A1 ES8604787 A1 ES 8604787A1
- Authority
- ES
- Spain
- Prior art keywords
- vanadium
- iron
- phosphoric
- reduction
- acid solutions
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/30—Alkali metal phosphates
- C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
- C01B25/303—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates with elimination of impurities
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/02—Apparatus therefor
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
-
- 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
- C22B34/00—Obtaining refractory metals
- C22B34/20—Obtaining niobium, tantalum or vanadium
- C22B34/22—Obtaining vanadium
-
- 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
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Inorganic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Compounds Of Iron (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Catalysts (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
DISPOSITIVO PARA LA REDUCCION DE HIERRO Y VANADIO EN DISOLUCION DE ACIDO FOSFORICO, MEDIANTE UN AGENTE REDUCTOR GRANULAR. CONSTA DE UN TAMBOR 1(I), DISPUESTO DE MANERA CAPAZ DE GIRAR EN TORNO A SU EJE TRANSVERSAL, QUE EN PARTE ESTA LLENO CON EL AGENTE REDUCTOR GRANULAR, TRITURADO HASTA UN TAMAÑO DE GRANO DE 1 A 10 MM, Y ESTA PROVISTO DE CONDUCCIONES DE APORTACION PARA LA DISOLUCION DE ACIDO FOSFORICO (4), PARA EL AGENTE REDUCTOR GRANULAR (2), ASI COMO PARA UN GAS INERTE (5), TAL COMO NITROGENO, Y CON UNA SALIDA (7) PARA EL PRODUCTO DE REACCION. ESTE DISPOSITIVO TIENE APLICACION PARA LA REDUCCION DE HIERRO Y VANADIO EN DISOLUCION DE ACIDO FOSFORICO DE PROCESO HUMEDO.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3437689A DE3437689A1 (de) | 1984-10-15 | 1984-10-15 | Vorrichtung zur reduktion von eisen und vanadium in phosphorsaurer loesung |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8604787A1 true ES8604787A1 (es) | 1986-03-16 |
ES547876A0 ES547876A0 (es) | 1986-03-16 |
Family
ID=6247893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES547876A Expired ES8604787A1 (es) | 1984-10-15 | 1985-10-15 | Dispositivo para la reduccion de hierro y vanadio en solu- cion de acido fosforico |
Country Status (6)
Country | Link |
---|---|
US (1) | US4705671A (es) |
EP (1) | EP0178526B1 (es) |
CA (1) | CA1248736A (es) |
DE (2) | DE3437689A1 (es) |
ES (1) | ES8604787A1 (es) |
MA (1) | MA20540A1 (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2242687B (en) * | 1990-03-31 | 1994-08-31 | Uss Kk | Apparatus for converting synthetic resin into oil |
CN104651608B (zh) * | 2015-02-15 | 2017-01-25 | 薛平 | 回转式连续浸出机组及连续逆流浸出方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1667549A (en) * | 1924-04-01 | 1928-04-24 | Chemical Construction Company | Art of phosphoric acid manufacture |
US1875879A (en) * | 1927-10-27 | 1932-09-06 | Tennessee Copper And Chemical | Acid phosphate and method of producing the same |
US2521896A (en) * | 1946-10-10 | 1950-09-12 | Us Vanadium Corp | Rotary treater for ores |
US3007690A (en) * | 1960-02-03 | 1961-11-07 | Chemical Construction Corp | Self-sealing rotary kiln |
US3160669A (en) * | 1962-04-13 | 1964-12-08 | Sumitomo Chemical Co | Emulsion process of producing aromatic nitro compounds |
US3392003A (en) * | 1963-12-16 | 1968-07-09 | Titanium Metals Corp | Leaching apparatus |
US3544269A (en) * | 1967-02-27 | 1970-12-01 | Whiting Corp | Method for producing defluorinated phosphoric acid |
CH495283A (de) * | 1967-10-17 | 1970-08-31 | Buss Ag | Verfahren zur kontinuierlichen Erzeugung von Flussäure und Einrichtung zur Durchführung des Verfahrens |
US3617226A (en) * | 1968-04-26 | 1971-11-02 | Huels Chemische Werke Ag | Apparatus for the continuous preparation of esters |
JPS5230959B2 (es) * | 1972-11-25 | 1977-08-11 | ||
DE2528896C2 (de) * | 1975-06-28 | 1984-07-12 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung einer vanadiumarmen Alkaliphosphatlösung |
CH609092A5 (es) * | 1977-04-01 | 1979-02-15 | Battelle Memorial Institute | |
US4374805A (en) * | 1978-05-26 | 1983-02-22 | Uranium Recovery Corporation | Reductants for reducing metals in acid media |
DE2942439C2 (de) * | 1979-10-20 | 1981-10-15 | Vereinigte Aluminium-Werke Ag, 5300 Bonn | Verfahren und Vorrichtung zur Gewinnung von Fluorwasserstoff aus fluorhaltigen Materialien durch Pyrohydrolyse |
DE3045645A1 (de) * | 1980-12-04 | 1982-07-22 | Hoechst Ag, 6000 Frankfurt | Verfahren zur reduktion von eisen in phospharsaurer loesung |
US4394349A (en) * | 1981-07-06 | 1983-07-19 | Standard Oil Company (Indiana) | Apparatus for the fluidized catalytic cracking of hydrocarbon feedstock |
US4485078A (en) * | 1982-03-16 | 1984-11-27 | Agrico Chemical Company | Process for producing wet process phosphoric acid from phosphate rocks containing fluochlorapatite and related minerals |
US4521379A (en) * | 1983-06-24 | 1985-06-04 | General Electric Company | Rotary calcining system with cleaning means |
-
1984
- 1984-10-15 DE DE3437689A patent/DE3437689A1/de not_active Withdrawn
-
1985
- 1985-09-16 CA CA000490767A patent/CA1248736A/en not_active Expired
- 1985-10-01 DE DE8585112386T patent/DE3567621D1/de not_active Expired
- 1985-10-01 US US06/782,722 patent/US4705671A/en not_active Expired - Fee Related
- 1985-10-01 EP EP85112386A patent/EP0178526B1/de not_active Expired
- 1985-10-02 MA MA20764A patent/MA20540A1/fr unknown
- 1985-10-15 ES ES547876A patent/ES8604787A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
MA20540A1 (fr) | 1986-07-01 |
DE3437689A1 (de) | 1986-04-17 |
ES547876A0 (es) | 1986-03-16 |
EP0178526A2 (de) | 1986-04-23 |
EP0178526B1 (de) | 1989-01-18 |
US4705671A (en) | 1987-11-10 |
EP0178526A3 (en) | 1987-03-25 |
CA1248736A (en) | 1989-01-17 |
DE3567621D1 (en) | 1989-02-23 |
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