FR872853A - Procédé de fabrication d'alliages durs - Google Patents
Procédé de fabrication d'alliages dursInfo
- Publication number
- FR872853A FR872853A FR872853DA FR872853A FR 872853 A FR872853 A FR 872853A FR 872853D A FR872853D A FR 872853DA FR 872853 A FR872853 A FR 872853A
- Authority
- FR
- France
- Prior art keywords
- manufacturing process
- hard alloys
- alloys
- hard
- manufacturing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
- C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
- C22C1/055—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds using carbon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Ceramic Products (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEK157834D DE733318C (de) | 1940-06-11 | 1940-06-11 | Verfahren zur Herstellung von Hartmetallegierungen |
Publications (1)
Publication Number | Publication Date |
---|---|
FR872853A true FR872853A (fr) | 1942-06-22 |
Family
ID=7253773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR872853D Expired FR872853A (fr) | 1940-06-11 | 1941-06-04 | Procédé de fabrication d'alliages durs |
Country Status (4)
Country | Link |
---|---|
US (1) | US2289104A (de) |
CH (1) | CH226054A (de) |
DE (1) | DE733318C (de) |
FR (1) | FR872853A (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2568251A (en) * | 1941-08-04 | 1951-09-18 | Lorraine Carbone | Process for refining refractory carbides |
US2509838A (en) * | 1941-08-04 | 1950-05-30 | Lorraine Carbone | Manufacture of tungsten and molybdenum carbides and sintered alloys |
JPS5129520B2 (de) * | 1971-09-09 | 1976-08-26 |
-
1940
- 1940-06-11 DE DEK157834D patent/DE733318C/de not_active Expired
-
1941
- 1941-05-30 CH CH226054D patent/CH226054A/de unknown
- 1941-06-04 FR FR872853D patent/FR872853A/fr not_active Expired
- 1941-06-24 US US399530A patent/US2289104A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE733318C (de) | 1943-03-24 |
CH226054A (de) | 1943-03-15 |
US2289104A (en) | 1942-07-07 |
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