NL301992A - - Google Patents
Info
- Publication number
- NL301992A NL301992A NL301992DA NL301992A NL 301992 A NL301992 A NL 301992A NL 301992D A NL301992D A NL 301992DA NL 301992 A NL301992 A NL 301992A
- Authority
- NL
- Netherlands
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
- C22B15/00—Obtaining copper
- C22B15/0002—Preliminary treatment
- C22B15/001—Preliminary treatment with modification of the copper constituent
- C22B15/0021—Preliminary treatment with modification of the copper constituent by reducing in gaseous or solid state
- C22B15/0023—Segregation
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)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US248880A US3212883A (en) | 1963-01-02 | 1963-01-02 | Copper refining process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL301992A true NL301992A (xx) |
Family
ID=22941076
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL301992D NL301992A (xx) | 1963-01-02 | ||
| NL63301992A NL141575B (nl) | 1963-01-02 | 1963-12-17 | Werkwijze voor de bereiding van koper. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL63301992A NL141575B (nl) | 1963-01-02 | 1963-12-17 | Werkwijze voor de bereiding van koper. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3212883A (xx) |
| BE (1) | BE641953A (xx) |
| CH (1) | CH437815A (xx) |
| DE (1) | DE1184091B (xx) |
| ES (1) | ES294053A1 (xx) |
| FR (1) | FR1377090A (xx) |
| GB (1) | GB1068038A (xx) |
| NL (2) | NL141575B (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3460817A (en) * | 1963-09-30 | 1969-08-12 | Geoffrey Joynt Brittingham | Furnace for continuous treatment of sulphide copper ores |
| US3630722A (en) * | 1969-10-13 | 1971-12-28 | Frank D Chew | Copper-refining process |
| US3775097A (en) * | 1971-04-15 | 1973-11-27 | Copper Range Co | Method of extracting a metal from a material containing the metal in elemental form |
| BE791287A (fr) * | 1971-11-15 | 1973-05-14 | Int Nickel Canada | Procede de pyro-affinage de cuivre |
| JP4490305B2 (ja) * | 2005-02-18 | 2010-06-23 | Ｄｏｗａホールディングス株式会社 | 銅粉 |
| US9725784B2 (en) * | 2012-06-21 | 2017-08-08 | Lawrence F. McHugh | Production of copper via looping oxidation process |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US919130A (en) * | 1908-09-19 | 1909-04-20 | Calvin Amory Stevens | Process of extracting copper from ores. |
| US1275374A (en) * | 1917-12-20 | 1918-08-13 | Charles S Bradley | Method of producing commercially-pure copper. |
| GB250991A (en) * | 1924-10-29 | 1926-04-29 | John Collett Moulden | Improvements in or relating to the heat treatment of oxidised copper ores |
| US2754193A (en) * | 1953-12-29 | 1956-07-10 | Republic Steel Corp | Process for making copper-iron powder |
-
0
- NL NL301992D patent/NL301992A/xx unknown
-
1963
- 1963-01-02 US US248880A patent/US3212883A/en not_active Expired - Lifetime
- 1963-11-25 GB GB46466/63A patent/GB1068038A/en not_active Expired
- 1963-11-30 ES ES294053A patent/ES294053A1/es not_active Expired
- 1963-12-09 DE DEG39350A patent/DE1184091B/de active Pending
- 1963-12-12 FR FR956908A patent/FR1377090A/fr not_active Expired
- 1963-12-17 NL NL63301992A patent/NL141575B/xx unknown
- 1963-12-30 BE BE641953A patent/BE641953A/xx unknown
- 1963-12-30 CH CH1604063A patent/CH437815A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH437815A (de) | 1967-06-15 |
| FR1377090A (fr) | 1964-10-31 |
| BE641953A (xx) | 1964-04-16 |
| ES294053A1 (es) | 1964-02-16 |
| GB1068038A (en) | 1967-05-10 |
| NL141575B (nl) | 1974-03-15 |
| US3212883A (en) | 1965-10-19 |
| DE1184091B (de) | 1964-12-23 |