ITMI941285A0 - Processo per la solubilizzazione ossidante alcalina di minerale di cromo - Google Patents
Processo per la solubilizzazione ossidante alcalina di minerale di cromoInfo
- Publication number
- ITMI941285A0 ITMI941285A0 ITMI941285A ITMI941285A ITMI941285A0 IT MI941285 A0 ITMI941285 A0 IT MI941285A0 IT MI941285 A ITMI941285 A IT MI941285A IT MI941285 A ITMI941285 A IT MI941285A IT MI941285 A0 ITMI941285 A0 IT MI941285A0
- Authority
- IT
- Italy
- Prior art keywords
- solubilization
- alkaline oxidizing
- chromium mineral
- chromium
- mineral
- Prior art date
Links
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title 1
- 229910052804 chromium Inorganic materials 0.000 title 1
- 239000011651 chromium Substances 0.000 title 1
- 229910052500 inorganic mineral Inorganic materials 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000011707 mineral Substances 0.000 title 1
- 230000001590 oxidative effect Effects 0.000 title 1
- 230000007928 solubilization Effects 0.000 title 1
- 238000005063 solubilization Methods 0.000 title 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)
- Inorganic Compounds Of Heavy Metals (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4320707 | 1993-06-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| ITMI941285A0 true ITMI941285A0 (it) | 1994-06-20 |
| ITMI941285A1 ITMI941285A1 (it) | 1995-12-20 |
| IT1270254B IT1270254B (it) | 1997-04-29 |
Family
ID=6490938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ITMI941285A IT1270254B (it) | 1993-06-23 | 1994-06-20 | Processo per la solubilizzazione ossidante alcalina di minerale di cromo |
Country Status (5)
| Country | Link |
|---|---|
| BR (1) | BR9402501A (it) |
| DE (1) | DE4417556A1 (it) |
| GB (1) | GB2279647B (it) |
| IT (1) | IT1270254B (it) |
| ZA (1) | ZA944461B (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110776011B (zh) * | 2019-12-20 | 2021-08-17 | 成都铬科高化工技术有限责任公司 | 一种铬铁矿低氮焙烧及熟料连续浸取制备铬酸钠的方法 |
| CN112661186A (zh) * | 2020-12-25 | 2021-04-16 | 四川省绵阳市华意达化工有限公司 | 一种铬铁矿底吹富氧低碱焙烧的方法 |
-
1994
- 1994-05-19 DE DE4417556A patent/DE4417556A1/de not_active Withdrawn
- 1994-06-20 IT ITMI941285A patent/IT1270254B/it active IP Right Grant
- 1994-06-22 BR BR9402501A patent/BR9402501A/pt not_active Application Discontinuation
- 1994-06-22 GB GB9412491A patent/GB2279647B/en not_active Expired - Fee Related
- 1994-06-22 ZA ZA944461A patent/ZA944461B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA944461B (en) | 1995-02-14 |
| IT1270254B (it) | 1997-04-29 |
| GB2279647A (en) | 1995-01-11 |
| BR9402501A (pt) | 1995-01-24 |
| GB2279647B (en) | 1996-01-10 |
| DE4417556A1 (de) | 1995-01-05 |
| ITMI941285A1 (it) | 1995-12-20 |
| GB9412491D0 (en) | 1994-08-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 0001 | Granted | ||
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970627 |