NL82125C - - Google Patents
Info
- Publication number
- NL82125C NL82125C NL82125DA NL82125C NL 82125 C NL82125 C NL 82125C NL 82125D A NL82125D A NL 82125DA NL 82125 C NL82125 C NL 82125C
- 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
- C22B21/00—Obtaining aluminium
- C22B21/02—Obtaining aluminium with reducing
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Ceramic Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1046537T | 1951-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL82125C true NL82125C (en:Method) |
Family
ID=9592349
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7208866,B NL174714B (nl) | 1951-12-19 | Werkwijze voor het omzetten van hexagonaal boornitride in kubisch boornitride en het toepassen hiervan in snijgereedschap. | |
| NL82125D NL82125C (en:Method) | 1951-12-19 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7208866,B NL174714B (nl) | 1951-12-19 | Werkwijze voor het omzetten van hexagonaal boornitride in kubisch boornitride en het toepassen hiervan in snijgereedschap. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2776884A (en:Method) |
| CH (1) | CH311871A (en:Method) |
| DE (1) | DE950815C (en:Method) |
| FR (1) | FR1046537A (en:Method) |
| GB (1) | GB717481A (en:Method) |
| NL (2) | NL82125C (en:Method) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2829961A (en) * | 1955-03-14 | 1958-04-08 | Aluminum Co Of America | Producing aluminum |
| US3031294A (en) * | 1959-06-15 | 1962-04-24 | Alan W Searcy | Aluminum production method |
| US2974032A (en) * | 1960-02-24 | 1961-03-07 | Pechiney | Reduction of alumina |
| US3230072A (en) * | 1962-05-04 | 1966-01-18 | Arthur F Johnson | Production of aluminum by electro-thermal reduction |
| DE1289320B (de) * | 1964-02-11 | 1969-02-13 | Showa Kenko Kabushiki Kaisha | Verfahren zur Herstellung von Aluminium |
| GB1590431A (en) * | 1976-05-28 | 1981-06-03 | Alcan Res & Dev | Process for the production of aluminium |
| US4226618A (en) * | 1978-08-21 | 1980-10-07 | Alcan Research And Development Limited | Carbothermic production of aluminium |
| GB2048310A (en) * | 1979-04-10 | 1980-12-10 | Alcan Res & Dev | Carbothermic production of aluminium |
| DE2948640C2 (de) * | 1979-12-04 | 1984-12-20 | Vereinigte Aluminium-Werke AG, 1000 Berlin und 5300 Bonn | Verfahren und Vorrichtung zur thermischen Gewinnung von Aluminium |
| DE2951959C2 (de) * | 1979-12-22 | 1985-07-04 | Elkem A/S, Oslo | Verfahren und Vorrichtung zur Herstellung von Aluminium oder Aluminiumlegierungen durch carbothermische Reduktion von Aluminiumoxid oder Gemischen aus Aluminiumoxid und weiteren Oxiden |
| US4533386A (en) * | 1984-03-27 | 1985-08-06 | Process Development Associates, Inc. | Process for producing aluminum |
| DE4241625C1 (de) * | 1992-12-10 | 1994-06-30 | Veitsch Radex Ag | Verfahren zur Herstellung von sinteraktivem, weitestgehend sphärischem Aluminiumoxid sowie dessen Verwendung |
| WO2007012123A1 (en) * | 2005-07-27 | 2007-02-01 | Yaghoub Sayad-Yaghoubi | Carbothermic processes |
| US9068246B2 (en) * | 2008-12-15 | 2015-06-30 | Alcon Inc. | Decarbonization process for carbothermically produced aluminum |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2206562A (en) * | 1938-01-11 | 1940-07-02 | Electrochimie Electrometallurg | Process for the manufacture of aluminum |
| US2184705A (en) * | 1939-06-22 | 1939-12-26 | Aluminum Co Of America | Refining and producing aluminum |
| US2400000A (en) * | 1941-08-02 | 1946-05-07 | Gardner Thermal Corp | Production of aluminum |
-
0
- NL NLAANVRAGE7208866,B patent/NL174714B/xx unknown
- NL NL82125D patent/NL82125C/xx active
-
1951
- 1951-12-19 FR FR1046537D patent/FR1046537A/fr not_active Expired
-
1952
- 1952-12-12 US US325711A patent/US2776884A/en not_active Expired - Lifetime
- 1952-12-18 DE DEP8889A patent/DE950815C/de not_active Expired
- 1952-12-18 CH CH311871D patent/CH311871A/fr unknown
- 1952-12-18 GB GB32160/52A patent/GB717481A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL174714B (nl) | |
| CH311871A (fr) | 1955-12-15 |
| FR1046537A (fr) | 1953-12-07 |
| DE950815C (de) | 1956-10-18 |
| US2776884A (en) | 1957-01-08 |
| GB717481A (en) | 1954-10-27 |