IT1022656B - Processo per la preparazione di ossidi finemente suddivisi di elementi i cui cloruri sono facilmente volatili - Google Patents
Processo per la preparazione di ossidi finemente suddivisi di elementi i cui cloruri sono facilmente volatiliInfo
- Publication number
- IT1022656B IT1022656B IT28139/74A IT2813974A IT1022656B IT 1022656 B IT1022656 B IT 1022656B IT 28139/74 A IT28139/74 A IT 28139/74A IT 2813974 A IT2813974 A IT 2813974A IT 1022656 B IT1022656 B IT 1022656B
- Authority
- IT
- Italy
- Prior art keywords
- preparation
- elements whose
- finally divided
- easily volatile
- chlorides
- 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
- C22B34/00—Obtaining refractory metals
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
- C22B34/1218—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by dry processes
- C22B34/1222—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by dry processes using a halogen containing agent
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/14—Methods for preparing oxides or hydroxides in general
- C01B13/20—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state
- C01B13/22—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
- C01G23/07—Producing by vapour phase processes, e.g. halide oxidation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Silicon Compounds (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Saccharide Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2350469A DE2350469C2 (de) | 1973-10-08 | 1973-10-08 | Verfahren zur Herstellung feinteiliger Oxide von Elementen, deren Chloride leichtflüchtig sind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1022656B true IT1022656B (it) | 1978-04-20 |
Family
ID=5894832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT28139/74A IT1022656B (it) | 1973-10-08 | 1974-10-07 | Processo per la preparazione di ossidi finemente suddivisi di elementi i cui cloruri sono facilmente volatili |
Country Status (11)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3205213C2 (de) * | 1982-02-13 | 1985-08-22 | Kronos Titan-Gmbh, 5090 Leverkusen | Vorrichtung zum Kühlen heißer Gas-TiO↓2↓-Suspensionen aus der Titandioxidherstellung durch Dampfphasenoxidation von Titantetrachlorid |
| DE3516549A1 (de) * | 1985-05-08 | 1986-11-13 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von titandioxid-konzentraten |
| CN113231192B (zh) * | 2021-06-16 | 2022-05-27 | 江西省矿产资源保障服务中心 | 一种植硅体矿中二氧化硅的选矿方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU62581A1 (enrdf_load_stackoverflow) * | 1971-02-11 | 1972-10-30 |
-
1973
- 1973-10-08 DE DE2350469A patent/DE2350469C2/de not_active Expired
-
1974
- 1974-09-25 NO NO743446A patent/NO138371C/no unknown
- 1974-10-07 GB GB43413/74A patent/GB1482173A/en not_active Expired
- 1974-10-07 NL NL7413179A patent/NL7413179A/xx active Search and Examination
- 1974-10-07 FI FI2920/74A patent/FI58112C/fi active
- 1974-10-07 FR FR7433655A patent/FR2246493B1/fr not_active Expired
- 1974-10-07 BE BE149281A patent/BE820780A/xx not_active IP Right Cessation
- 1974-10-07 IT IT28139/74A patent/IT1022656B/it active
- 1974-10-07 ES ES430751A patent/ES430751A1/es not_active Expired
- 1974-10-07 JP JP49115438A patent/JPS5065498A/ja active Pending
- 1974-10-08 ZA ZA00746410A patent/ZA746410B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI58112B (fi) | 1980-08-29 |
| ZA746410B (en) | 1975-10-29 |
| FR2246493A1 (enrdf_load_stackoverflow) | 1975-05-02 |
| BE820780A (fr) | 1975-02-03 |
| FI292074A7 (enrdf_load_stackoverflow) | 1975-04-09 |
| NO138371B (no) | 1978-05-16 |
| JPS5065498A (enrdf_load_stackoverflow) | 1975-06-03 |
| DE2350469C2 (de) | 1975-09-18 |
| FR2246493B1 (enrdf_load_stackoverflow) | 1978-11-24 |
| FI58112C (fi) | 1980-12-10 |
| NO138371C (no) | 1978-08-23 |
| DE2350469B1 (de) | 1975-02-06 |
| NO743446L (enrdf_load_stackoverflow) | 1975-05-05 |
| AU7408274A (en) | 1976-04-15 |
| NL7413179A (nl) | 1975-04-10 |
| GB1482173A (en) | 1977-08-10 |
| ES430751A1 (es) | 1976-11-16 |
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