Matyasova et al., 2021 - Google Patents
Features of Impurity Distribution in the Crystallization of Ammonium TetrafluoroberyllateMatyasova et al., 2021
- Document ID
- 4414201053203601603
- Author
- Matyasova V
- Trubakov Y
- Kol’tsov V
- Publication year
- Publication venue
- Atomic Energy
External Links
Snippet
A method of changing the composition of trace impurities in the crystallization- recrystallization regime is proposed for obtaining ammonium tetrafluoroberyllate crystals by introducing a complexing agent (sodium ion in the form of sodium carbonate), which …
- 239000012535 impurity 0 title abstract description 11
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
-
- 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
- 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
- C01F7/48—Aluminium halides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B9/00—General methods of preparing halides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G43/00—Compounds of uranium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G21/00—Compounds of lead
- C01G21/14—Carbonates
-
- 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
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B11/00—Oxides or oxyacids of halogens; Salts thereof
- C01B11/12—Chloric acid
- C01B11/14—Chlorates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/14—Purification
-
- 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
- C22B13/00—Obtaining lead
- C22B13/04—Obtaining lead by wet processes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
- C01D1/28—Purification; Separation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
-
- 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
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
- C01B25/2208—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with an acid or a mixture of acids other than sulfuric acid
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9745193B2 (en) | Method for removing iron in the manufacture of phosphoric acid | |
| CN102502900B (en) | Treatment method of sodium-roasted-leached-acid ammonium salt vanadium precipitation waste water | |
| Peters et al. | Recovery of scandium by crystallization techniques | |
| JPS589043B2 (en) | Electrolytically generated alkali metal chlorate - Removal of dichromate from chloride solution by ion exchange | |
| US2964381A (en) | Recovery of lithium | |
| JP5406822B2 (en) | Method for producing lithium carbonate | |
| CN105907962B (en) | The preparation method of high-purity strip liquor containing beryllium and preparation method thereof, ammonium fluoberyllate, beryllium fluoride and metallic beryllium | |
| CN106756023A (en) | The method that depth separates calcium and magnesium impurity in manganese sulfate | |
| Matyasova et al. | Features of Impurity Distribution in the Crystallization of Ammonium Tetrafluoroberyllate | |
| US20030049196A1 (en) | Process for producing potassium fluoroniobate crystal and potassium fluoroniobate crystal | |
| WO2019012859A1 (en) | Sodium hypochlorite aqueous solution, sodium hypochlorite pentahydrate crystal for obtaining same, and sodium hypochlorite aqueous solution production method | |
| CN103667706B (en) | The separating and purifying method of gold in a kind of plation waste material | |
| US6652603B2 (en) | Process for removing sodium sulfate from nickel hydroxide effluent streams | |
| RU2493101C1 (en) | Method of recycling wastes of metallic beryllium and special ceramics based on beryllium oxide | |
| JP5742130B2 (en) | Method for producing vanadium pentoxide | |
| CN116904772A (en) | Process for extracting vanadium from crystallized vanadium slag using Bayer method denominator liquid | |
| CN103420409B (en) | Method for synthesizing high-purity silver sulfate | |
| CN113800564A (en) | Preparation method of niobium oxide and tantalum oxide | |
| RU2333891C2 (en) | Method of decomposition of beryl concentrates | |
| JP4322008B2 (en) | Method for recovering tantalum compound and / or niobium compound | |
| SU1465714A1 (en) | Method of producing hexatitanium fluorides of alkali metals | |
| RU2314259C1 (en) | Method of processing tungsten-containing material | |
| US20060254926A1 (en) | Perchlorate removal from sodium chlorate process | |
| RU2052385C1 (en) | Method for separation of zirconium and hafnium | |
| RU2237735C1 (en) | Metallic lead production process |