GB289477A - Improvements in and relating to hard metal compositions - Google Patents
Improvements in and relating to hard metal compositionsInfo
- Publication number
- GB289477A GB289477A GB12360/28A GB1236028A GB289477A GB 289477 A GB289477 A GB 289477A GB 12360/28 A GB12360/28 A GB 12360/28A GB 1236028 A GB1236028 A GB 1236028A GB 289477 A GB289477 A GB 289477A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- hard metal
- metal compositions
- carbon
- assignees
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inert Electrodes (AREA)
- Discharge Heating (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
Abstract
289,477. British Thomson-Houston Co., Ltd., (Assignees of Gilson, E. G.). April 28, 1927, [Convention date]. Electrode furnaces. -A mixture of tungsten, cobalt, and carbon is heated to about 1300-1450‹ C. in a carbon mould 1 between electrodes 3, 4, while subjected to a pressure of about 1000 lb. per square inch.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US289477XA | 1927-04-28 | 1927-04-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB289477A true GB289477A (en) | 1929-10-28 |
Family
ID=21846396
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB12360/28A Expired GB289477A (en) | 1927-04-28 | 1928-04-27 | Improvements in and relating to hard metal compositions |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB289477A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE914812C (en) * | 1943-12-05 | 1954-07-08 | Aeg | Device for the production of pressed parts from metal powder |
-
1928
- 1928-04-27 GB GB12360/28A patent/GB289477A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE914812C (en) * | 1943-12-05 | 1954-07-08 | Aeg | Device for the production of pressed parts from metal powder |
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