NL7006861A - - Google Patents
Info
- Publication number
- NL7006861A NL7006861A NL7006861A NL7006861A NL7006861A NL 7006861 A NL7006861 A NL 7006861A NL 7006861 A NL7006861 A NL 7006861A NL 7006861 A NL7006861 A NL 7006861A NL 7006861 A NL7006861 A NL 7006861A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/04—Oxides; Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/06—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
- C22B23/00—Obtaining nickel or cobalt
- C22B23/04—Obtaining nickel or cobalt by wet processes
- C22B23/0407—Leaching processes
- C22B23/0415—Leaching processes with acids or salt solutions except ammonium salts solutions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US82471469A | 1969-05-14 | 1969-05-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7006861A true NL7006861A (en) | 1970-11-17 |
Family
ID=25242145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7006861A NL7006861A (en) | 1969-05-14 | 1970-05-12 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2023410A1 (en) |
| FR (1) | FR2042620A1 (en) |
| NL (1) | NL7006861A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PH9389A (en) * | 1970-03-03 | 1975-10-22 | L Wadley | Process for concentrating nickel and iron containing ores |
| DE3729913A1 (en) * | 1987-09-07 | 1989-03-23 | Rrm Energy Gmbh | METHOD AND DEVICE FOR PROCESSING HYDROXIDE SLUDGE |
| DE19846093A1 (en) * | 1998-10-07 | 2000-04-13 | Martina Von Ahn | Metallic nickel is recovered from wastes, e.g. electroplating sludge, by dissolution as sulfate, precipitation as hydroxide, calcination to oxide and reduction with hydrogen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE539910A (en) * | 1954-07-19 | 1900-01-01 |
-
1970
- 1970-05-12 FR FR7017152A patent/FR2042620A1/en active Granted
- 1970-05-12 NL NL7006861A patent/NL7006861A/xx unknown
- 1970-05-13 DE DE19702023410 patent/DE2023410A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2042620A1 (en) | 1971-02-12 |
| FR2042620B1 (en) | 1973-08-10 |
| DE2023410A1 (en) | 1970-11-19 |