FR2341389A1 - Procede de production de poudres de produits ceramiques, metalliques ou similaires par arc au plasma - Google Patents
Procede de production de poudres de produits ceramiques, metalliques ou similaires par arc au plasmaInfo
- Publication number
- FR2341389A1 FR2341389A1 FR7704530A FR7704530A FR2341389A1 FR 2341389 A1 FR2341389 A1 FR 2341389A1 FR 7704530 A FR7704530 A FR 7704530A FR 7704530 A FR7704530 A FR 7704530A FR 2341389 A1 FR2341389 A1 FR 2341389A1
- Authority
- FR
- France
- Prior art keywords
- powders
- ceramic
- metallic
- production
- plasma arc
- 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
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/90—Carbides
- C01B32/914—Carbides of single elements
- C01B32/921—Titanium carbide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J12/00—Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor
- B01J12/002—Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor carried out in the plasma state
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/90—Carbides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B35/00—Boron; Compounds thereof
- C01B35/02—Boron; Borides
- C01B35/04—Metal borides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/02—Halides of titanium
-
- 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
- C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
- C22B4/005—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys using plasma jets
-
- 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
-
- 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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1068—Making hard metals based on borides, carbides, nitrides, oxides or silicides
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/42—Plasma torches using an arc with provisions for introducing materials into the plasma, e.g. powder, liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0894—Processes carried out in the presence of a plasma
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nanotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Geochemistry & Mineralogy (AREA)
- Composite Materials (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Carbon And Carbon Compounds (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT20241/76A IT1055884B (it) | 1976-02-17 | 1976-02-17 | Procedimento ad arco plasma di prodotti ceramici metallici e simili |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2341389A1 true FR2341389A1 (fr) | 1977-09-16 |
FR2341389B1 FR2341389B1 (fr) | 1980-04-18 |
Family
ID=11165055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7704530A Granted FR2341389A1 (fr) | 1976-02-17 | 1977-02-17 | Procede de production de poudres de produits ceramiques, metalliques ou similaires par arc au plasma |
Country Status (7)
Country | Link |
---|---|
US (1) | US4164553A (fr) |
JP (1) | JPS52128900A (fr) |
CA (1) | CA1072049A (fr) |
DE (1) | DE2706251A1 (fr) |
FR (1) | FR2341389A1 (fr) |
GB (1) | GB1578875A (fr) |
IT (1) | IT1055884B (fr) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2376072A1 (fr) * | 1976-12-29 | 1978-07-28 | Westinghouse Electric Corp | Production de silicium de haute purete par reduction des intermediaires du silicium dans un element de chauffage a arc |
FR2405774A1 (fr) * | 1977-10-12 | 1979-05-11 | Westinghouse Electric Corp | Mecanisme et procede de controle de la coulee du silicium liquide |
EP0134780A2 (fr) * | 1983-08-18 | 1985-03-20 | VOEST-ALPINE Aktiengesellschaft | Procédé et installation pour l'élaboration de métaux ou d'alliages |
FR2555082A1 (fr) * | 1983-11-17 | 1985-05-24 | Inst Metallurg Im Baiko | Procede plasma-chimique pour la fabrication d'un melange de poudres fines |
EP0155254A2 (fr) * | 1984-02-17 | 1985-09-18 | CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif | Torche à plasma à arc électrique |
FR2591412A1 (fr) * | 1985-12-10 | 1987-06-12 | Air Liquide | Procede de fabrication de poudres et reacteur etanche a plasma micro-onde |
EP0815271A1 (fr) * | 1995-03-14 | 1998-01-07 | Lockheed Idaho Technologies Company | Reacteur a refroidissement rapide et procede s'y rapportant |
US7097675B2 (en) | 1999-12-21 | 2006-08-29 | Battelle Energy Alliance, Llc | Fast-quench reactor for hydrogen and elemental carbon production from natural gas and other hydrocarbons |
US7354561B2 (en) | 2004-11-17 | 2008-04-08 | Battelle Energy Alliance, Llc | Chemical reactor and method for chemically converting a first material into a second material |
US7576296B2 (en) | 1995-03-14 | 2009-08-18 | Battelle Energy Alliance, Llc | Thermal synthesis apparatus |
US8591821B2 (en) | 2009-04-23 | 2013-11-26 | Battelle Energy Alliance, Llc | Combustion flame-plasma hybrid reactor systems, and chemical reactant sources |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55116604A (en) * | 1979-03-05 | 1980-09-08 | Asahi Chem Ind Co Ltd | Manufacture of finely powdered silicon nitride |
GB2164581A (en) * | 1982-04-13 | 1986-03-26 | Michael Paul Neary | Chemical method |
GB2119278B (en) * | 1982-04-13 | 1987-04-15 | Michael Paul Neary | Improvements in or relating to a chemical method |
JPS5950007A (ja) * | 1982-09-13 | 1984-03-22 | Toa Nenryo Kogyo Kk | 窒化珪素焼結体のための前駆物質とそれを用いた窒化珪素焼結体の製造方法 |
DE3581293D1 (de) * | 1984-02-09 | 1991-02-21 | Toyota Motor Co Ltd | Verfahren zur herstellung von ultrafeinen keramikpartikeln. |
JPS60175537A (ja) * | 1984-02-22 | 1985-09-09 | Toyota Motor Corp | セラミツク超微粒子の製造方法 |
GB8505597D0 (en) * | 1985-03-05 | 1985-04-03 | Maghemite Inc | Furnaces |
US4672171A (en) * | 1985-03-21 | 1987-06-09 | United Centrifugal Pumps | Plasma transfer welded arc torch |
JPS62171902A (ja) * | 1986-01-24 | 1987-07-28 | Nec Corp | 窒化アルミニウムと炭化アルミニウムよりなる混合微粉末の合成方法 |
JPS62171903A (ja) * | 1986-01-24 | 1987-07-28 | Nec Corp | 窒化アルミニウムと炭化アルミニウムよりなる混合微粉末の合成方法 |
GB2196956A (en) * | 1986-11-04 | 1988-05-11 | Toyo Kohan Co Ltd | Process and apparatus for the production of rapidly solidified powders of high melting point ceramics |
US4851262A (en) * | 1987-05-27 | 1989-07-25 | Carnegie-Mellon University | Method of making carbide, nitride and boride powders |
JP2624736B2 (ja) * | 1988-01-14 | 1997-06-25 | 株式会社東芝 | 半導体装置の製造方法 |
US6821500B2 (en) | 1995-03-14 | 2004-11-23 | Bechtel Bwxt Idaho, Llc | Thermal synthesis apparatus and process |
US6569397B1 (en) | 2000-02-15 | 2003-05-27 | Tapesh Yadav | Very high purity fine powders and methods to produce such powders |
CA2212471C (fr) * | 1997-08-06 | 2003-04-01 | Tony Addona | Methode de formation d'une anode de ceramique d'oxyde dans un reacteur a arc de plasma |
US6994837B2 (en) * | 2001-04-24 | 2006-02-07 | Tekna Plasma Systems, Inc. | Plasma synthesis of metal oxide nanopowder and apparatus therefor |
WO2007086973A2 (fr) * | 2005-11-04 | 2007-08-02 | Rutgers, The State University Of New Jersey | Reacteur a haute temperature pour la production de poudre de wc/co en nanophase |
GB0819359D0 (en) * | 2008-10-22 | 2008-11-26 | Intrinsiq Materials Ltd | Plasma torch |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1328326A (fr) * | 1961-12-01 | 1963-05-31 | Dispositif pour la fusion des produits réfractaires pulvérulents au chalumeau à plasma | |
DE1250796B (de) * | 1963-08-13 | 1967-09-28 | Ciba Aktiengesellschaft, Basel (Schweiz) | Verfahren zur Herstellung von feinteiligen, nicht pyrophoren Carbiden von Metallen oder Metalloiden der III., IV., V. oder VI. Gruppe des Periodischen Systems |
US3485586A (en) * | 1968-09-26 | 1969-12-23 | Ppg Industries Inc | Preparation of submicron titanium carbide |
US3661524A (en) * | 1970-04-14 | 1972-05-09 | Ppg Industries Inc | Preparation of titanium carbide |
SE347765B (fr) * | 1970-05-27 | 1972-08-14 | Nordstjernan Rederi Ab | |
US3761576A (en) * | 1970-08-24 | 1973-09-25 | Ppg Industries Inc | Preparation of titanium carbide |
US3839542A (en) * | 1971-01-04 | 1974-10-01 | American Cyanamid Co | Method of making sub-micron particles of metal carbides of enlarged and controlled particle size |
BE791550A (fr) * | 1971-11-20 | 1973-03-16 | Max Planck Gesellschaft | Procede et dispositif pour le traitement d'un materiau au moyendu plasma d'un arc electrique |
US3960545A (en) * | 1975-03-24 | 1976-06-01 | Gte Sylvania Incorporated | Cermet plasma flame spray powder, method for producing same and articles produced therefrom |
-
1976
- 1976-02-17 IT IT20241/76A patent/IT1055884B/it active
-
1977
- 1977-02-14 US US05/768,572 patent/US4164553A/en not_active Expired - Lifetime
- 1977-02-15 CA CA271,810A patent/CA1072049A/fr not_active Expired
- 1977-02-15 DE DE19772706251 patent/DE2706251A1/de not_active Withdrawn
- 1977-02-17 JP JP1665777A patent/JPS52128900A/ja active Pending
- 1977-02-17 FR FR7704530A patent/FR2341389A1/fr active Granted
- 1977-02-17 GB GB6725/77A patent/GB1578875A/en not_active Expired
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2376072A1 (fr) * | 1976-12-29 | 1978-07-28 | Westinghouse Electric Corp | Production de silicium de haute purete par reduction des intermediaires du silicium dans un element de chauffage a arc |
FR2405774A1 (fr) * | 1977-10-12 | 1979-05-11 | Westinghouse Electric Corp | Mecanisme et procede de controle de la coulee du silicium liquide |
EP0134780A3 (fr) * | 1983-08-18 | 1986-08-13 | VOEST-ALPINE Aktiengesellschaft | Procédé et installation pour l'élaboration de métaux ou d'alliages |
EP0134780A2 (fr) * | 1983-08-18 | 1985-03-20 | VOEST-ALPINE Aktiengesellschaft | Procédé et installation pour l'élaboration de métaux ou d'alliages |
FR2555082A1 (fr) * | 1983-11-17 | 1985-05-24 | Inst Metallurg Im Baiko | Procede plasma-chimique pour la fabrication d'un melange de poudres fines |
EP0155254A3 (en) * | 1984-02-17 | 1986-03-19 | Centre De Recherches Metallurgiques Centrum Voor Research In De Metallurgie Association Sans But Lucratif | Arc plasma torch |
EP0155254A2 (fr) * | 1984-02-17 | 1985-09-18 | CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif | Torche à plasma à arc électrique |
FR2591412A1 (fr) * | 1985-12-10 | 1987-06-12 | Air Liquide | Procede de fabrication de poudres et reacteur etanche a plasma micro-onde |
EP0815271A1 (fr) * | 1995-03-14 | 1998-01-07 | Lockheed Idaho Technologies Company | Reacteur a refroidissement rapide et procede s'y rapportant |
EP0815271A4 (fr) * | 1995-03-14 | 1998-06-10 | Lockheed Idaho Technologies Co | Reacteur a refroidissement rapide et procede s'y rapportant |
US7576296B2 (en) | 1995-03-14 | 2009-08-18 | Battelle Energy Alliance, Llc | Thermal synthesis apparatus |
US7097675B2 (en) | 1999-12-21 | 2006-08-29 | Battelle Energy Alliance, Llc | Fast-quench reactor for hydrogen and elemental carbon production from natural gas and other hydrocarbons |
US7354561B2 (en) | 2004-11-17 | 2008-04-08 | Battelle Energy Alliance, Llc | Chemical reactor and method for chemically converting a first material into a second material |
US8591821B2 (en) | 2009-04-23 | 2013-11-26 | Battelle Energy Alliance, Llc | Combustion flame-plasma hybrid reactor systems, and chemical reactant sources |
Also Published As
Publication number | Publication date |
---|---|
JPS52128900A (en) | 1977-10-28 |
CA1072049A (fr) | 1980-02-19 |
DE2706251A1 (de) | 1977-08-18 |
US4164553A (en) | 1979-08-14 |
FR2341389B1 (fr) | 1980-04-18 |
GB1578875A (en) | 1980-11-12 |
IT1055884B (it) | 1982-01-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |