FR2324356A2 - Procede pour la preparation de particules spheriques d'oxydes ou de carbures metalliques - Google Patents
Procede pour la preparation de particules spheriques d'oxydes ou de carbures metalliquesInfo
- Publication number
- FR2324356A2 FR2324356A2 FR7414271A FR7414271A FR2324356A2 FR 2324356 A2 FR2324356 A2 FR 2324356A2 FR 7414271 A FR7414271 A FR 7414271A FR 7414271 A FR7414271 A FR 7414271A FR 2324356 A2 FR2324356 A2 FR 2324356A2
- Authority
- FR
- France
- Prior art keywords
- oxides
- preparation
- spherical particles
- metal carbides
- carbides
- 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
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
-
- 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
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
- B01J2/06—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a liquid medium
- B01J2/08—Gelation of a colloidal solution
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/42—Selection of substances for use as reactor fuel
- G21C3/58—Solid reactor fuel Pellets made of fissile material
- G21C3/62—Ceramic fuel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- High Energy & Nuclear Physics (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2323010A DE2323010C3 (de) | 1973-05-08 | 1973-05-08 | Verfahren zur Herstellung von kugelförmigen Metalloxid- oder Metallcarbid-Teilchen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2324356A2 true FR2324356A2 (fr) | 1977-04-15 |
FR2324356B2 FR2324356B2 (fr) | 1979-03-16 |
Family
ID=5880225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7414271A Granted FR2324356A2 (fr) | 1973-05-08 | 1974-04-24 | Procede pour la preparation de particules spheriques d'oxydes ou de carbures metalliques |
Country Status (5)
Country | Link |
---|---|
US (1) | US3970580A (fr) |
DE (1) | DE2323010C3 (fr) |
FR (1) | FR2324356A2 (fr) |
GB (1) | GB1468409A (fr) |
IT (1) | IT1046118B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1594588A (en) * | 1976-10-26 | 1981-07-30 | Atomic Energy Authority Uk | Drying of gel materials |
GB2151598B (en) * | 1983-12-19 | 1987-05-20 | Atomic Energy Authority Uk | Mixed carbon-silicon carbide spheroids |
JPS61263628A (ja) * | 1985-05-17 | 1986-11-21 | Mitsubishi Mining & Cement Co Ltd | セラミツクスマイクロ球の製造方法 |
CA1273647A (fr) * | 1987-08-19 | 1990-09-04 | Jean V. Sang | Production de poudres cerames par precipitation de l'emulsion, et poudres ainsi obtenues |
LU87434A1 (fr) * | 1989-01-18 | 1990-07-24 | Euratom | Procede de formation de particules granulees a partir d'une poudre |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3290122A (en) * | 1964-07-28 | 1966-12-06 | Sam D Clinton | Process for preparing oxide gel microspheres from sols |
US3463842A (en) * | 1967-06-13 | 1969-08-26 | Grace W R & Co | Microsphere process |
NL167862C (nl) * | 1970-04-29 | 1982-02-16 | Kema Nv | Werkwijze ter bereiding van korrels en aldus bereide korrels bevattende splijtstofelementen. |
-
1973
- 1973-05-08 DE DE2323010A patent/DE2323010C3/de not_active Expired
-
1974
- 1974-04-24 FR FR7414271A patent/FR2324356A2/fr active Granted
- 1974-05-03 IT IT22255/74A patent/IT1046118B/it active
- 1974-05-07 US US05/467,728 patent/US3970580A/en not_active Expired - Lifetime
- 1974-05-08 GB GB2028474A patent/GB1468409A/en not_active Expired
Non-Patent Citations (1)
Title |
---|
NEANT * |
Also Published As
Publication number | Publication date |
---|---|
FR2324356B2 (fr) | 1979-03-16 |
US3970580A (en) | 1976-07-20 |
DE2323010A1 (de) | 1975-04-30 |
DE2323010C3 (de) | 1978-03-30 |
DE2323010B2 (de) | 1977-07-28 |
GB1468409A (en) | 1977-03-23 |
IT1046118B (it) | 1980-06-30 |
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