BE348857A - - Google Patents
Info
- Publication number
- BE348857A BE348857A BE348857DA BE348857A BE 348857 A BE348857 A BE 348857A BE 348857D A BE348857D A BE 348857DA BE 348857 A BE348857 A BE 348857A
- Authority
- BE
- Belgium
- Prior art keywords
- heating
- mixture
- stage
- treated
- chromium ores
- Prior art date
Links
- 239000000203 mixture Substances 0.000 claims description 11
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 9
- 229910052804 chromium Inorganic materials 0.000 claims description 8
- 239000011651 chromium Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims description 3
- 244000201986 Cassia tora Species 0.000 claims 1
- 230000002776 aggregation Effects 0.000 claims 1
- 238000004220 aggregation Methods 0.000 claims 1
- NCAIGTHBQTXTLR-UHFFFAOYSA-N phentermine hydrochloride Chemical compound [Cl-].CC(C)([NH3+])CC1=CC=CC=C1 NCAIGTHBQTXTLR-UHFFFAOYSA-N 0.000 claims 1
- 235000002020 sage Nutrition 0.000 claims 1
- 239000003513 alkali Substances 0.000 description 3
- 239000003085 diluting agent Substances 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 239000011028 pyrite Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- PXLIDIMHPNPGMH-UHFFFAOYSA-N sodium chromate Chemical compound [Na+].[Na+].[O-][Cr]([O-])(=O)=O PXLIDIMHPNPGMH-UHFFFAOYSA-N 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/32—Obtaining chromium
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE348857A true BE348857A (enExample) |
Family
ID=24280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE348857D BE348857A (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE348857A (enExample) |
-
0
- BE BE348857D patent/BE348857A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE348857A (enExample) | ||
| US1070324A (en) | Manufacture of sulfate of potash and alumina. | |
| NO953834L (no) | Fremgangsmåte til varmebehandling av avfallsmateriale, spesielt söppel, og dreierörovn til utförelse av fremgangsmåten | |
| CN101921127B (zh) | 长寿命耐高温辐射管的制造方法 | |
| WO2002094732A1 (fr) | Procede de fabrication d'un ciment sulfo-alumineux et/ou ferro-alumineux, ciment obtenu par ce procede, et installation de mise en oeuvre | |
| CN117190679A (zh) | 一种高效率生产氮化材料的高温真空氮化炉及其制作方法 | |
| CN108793791A (zh) | 一种散状物料的干燥煅烧方法及其设备 | |
| RU2553116C1 (ru) | Способ получения металлургического кокса | |
| JPS6357731A (ja) | アルミニウム切削屑等の処理方法 | |
| CN108275723A (zh) | 利用富铬污泥生产三氧化二铬的方法 | |
| CN107416851A (zh) | 一种利用粉煤灰湿法制备泡花碱的工艺 | |
| CN117431411B (zh) | 再生铝的熔炼方法 | |
| US1485151A (en) | Furnace | |
| JPH064857B2 (ja) | 生コークスの▲か▼焼法 | |
| JPS62227991A (ja) | ピツチを連続的にコ−クス化する方法 | |
| US901436A (en) | Process of making chromates. | |
| US1265545A (en) | Refractory material and process of making same. | |
| CN119265424A (zh) | 处理红土镍矿尾渣的方法及其处理装置 | |
| US478110A (en) | Process ofreducing zinc or spelter from ores | |
| US463841A (en) | of paris | |
| US1271052A (en) | Lining for furnaces. | |
| US1533689A (en) | Making refractory articles and the like | |
| US662288A (en) | Lining brick or block for metallurgical furnaces and method of preparing same. | |
| US1709135A (en) | Apparatus for and process of smelting zinc ores | |
| RU2250918C1 (ru) | Способ прокалки углеродсодержащих материалов |