FR2412374A1 - Procede de fabrication de pieces frittees en carbures metalliques cementes - Google Patents
Procede de fabrication de pieces frittees en carbures metalliques cementesInfo
- Publication number
- FR2412374A1 FR2412374A1 FR7739911A FR7739911A FR2412374A1 FR 2412374 A1 FR2412374 A1 FR 2412374A1 FR 7739911 A FR7739911 A FR 7739911A FR 7739911 A FR7739911 A FR 7739911A FR 2412374 A1 FR2412374 A1 FR 2412374A1
- Authority
- FR
- France
- Prior art keywords
- toughness
- produced
- sintering
- high pressure
- under high
- 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.)
- Granted
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
- B22F3/15—Hot isostatic pressing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
L'INVENTION CONCERNE UN PROCEDE DE FABRICATION DE PIECES EN ALLIAGES DURS, CONSTITUEES D'AU MOINS UN CARBURE METALLIQUE DES ELEMENTS DES GROUPES 4A, 5A ET 6A DE LA CLASSIFICATION PERIODIQUE ET D'AU MOINS UN LIANT METALLIQUE DU GROUPE DU FER, PAR COMPRESSION ET FRITTAGE. SELON L'INVENTION, LE FRITTAGE SE FAIT SOUS UNE PRESSION COMPRISE ENTRE 8000 ET 40000 BARS. ON OBTIENT PAR CE PROCEDE DES PIECES, EN PARTICULIER DES OUTILS DE COUPE, DE TRES GRANDE DURETE ET D'UNE BONNE TENACITE.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7739911A FR2412374A1 (fr) | 1977-12-23 | 1977-12-23 | Procede de fabrication de pieces frittees en carbures metalliques cementes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7739911A FR2412374A1 (fr) | 1977-12-23 | 1977-12-23 | Procede de fabrication de pieces frittees en carbures metalliques cementes |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2412374A1 true FR2412374A1 (fr) | 1979-07-20 |
FR2412374B1 FR2412374B1 (fr) | 1981-12-11 |
Family
ID=9199601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7739911A Granted FR2412374A1 (fr) | 1977-12-23 | 1977-12-23 | Procede de fabrication de pieces frittees en carbures metalliques cementes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2412374A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0754942A1 (fr) * | 1995-07-14 | 1997-01-22 | Htm Ag | Procédé de préparation de plaques de référence de dureté |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1255342A (fr) * | 1959-07-27 | 1961-03-10 | Electro Thermal Ind | Procédé de traitement de matériaux divisés, appareil pour sa mise en oeuvre, et produits conformes à ceux obtenus |
FR2321967A1 (fr) * | 1975-08-27 | 1977-03-25 | United Technologies Corp | Compactage hydrostatique de poudres metalliques |
-
1977
- 1977-12-23 FR FR7739911A patent/FR2412374A1/fr active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1255342A (fr) * | 1959-07-27 | 1961-03-10 | Electro Thermal Ind | Procédé de traitement de matériaux divisés, appareil pour sa mise en oeuvre, et produits conformes à ceux obtenus |
FR2321967A1 (fr) * | 1975-08-27 | 1977-03-25 | United Technologies Corp | Compactage hydrostatique de poudres metalliques |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0754942A1 (fr) * | 1995-07-14 | 1997-01-22 | Htm Ag | Procédé de préparation de plaques de référence de dureté |
CH689521A5 (de) * | 1995-07-14 | 1999-05-31 | Htm Ag | Verfahren zur Herstellung von Haertevergleichsplatten. |
Also Published As
Publication number | Publication date |
---|---|
FR2412374B1 (fr) | 1981-12-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |