FR2613355B3 - Procede pour la preparation de ceramiques d'oxyde d'aluminium ayant une resistance a l'abrasion amelioree - Google Patents
Procede pour la preparation de ceramiques d'oxyde d'aluminium ayant une resistance a l'abrasion amelioreeInfo
- Publication number
- FR2613355B3 FR2613355B3 FR8704391A FR8704391A FR2613355B3 FR 2613355 B3 FR2613355 B3 FR 2613355B3 FR 8704391 A FR8704391 A FR 8704391A FR 8704391 A FR8704391 A FR 8704391A FR 2613355 B3 FR2613355 B3 FR 2613355B3
- Authority
- FR
- France
- Prior art keywords
- preparation
- aluminum oxide
- abrasion resistance
- oxide ceramics
- improved abrasion
- 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
- 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
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
- C04B35/111—Fine ceramics
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
- C01F7/441—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination
- C01F7/442—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination in presence of a calcination additive
-
- 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
- C04B35/64—Burning or sintering processes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/HU1987/000008 WO1988006574A1 (en) | 1987-03-05 | 1987-03-05 | Process for the preparation of sintered alumina ceramics particularly for use in mineral oil mining |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2613355A1 FR2613355A1 (fr) | 1988-10-07 |
FR2613355B3 true FR2613355B3 (fr) | 1989-11-03 |
Family
ID=10980751
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8704391A Expired FR2613355B3 (fr) | 1987-03-05 | 1987-03-30 | Procede pour la preparation de ceramiques d'oxyde d'aluminium ayant une resistance a l'abrasion amelioree |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPH01502425A (ja) |
CH (1) | CH676593A5 (ja) |
DE (1) | DE3790917T1 (ja) |
FR (1) | FR2613355B3 (ja) |
GB (1) | GB2208858B (ja) |
WO (1) | WO1988006574A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL213757A0 (en) * | 2011-06-23 | 2011-07-31 | Eitan Dafny | Method of manufacturing alumina-based milling medium |
RU2728911C1 (ru) * | 2019-08-06 | 2020-08-03 | Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации | Способ изготовления корундовой керамики |
CN114315324A (zh) * | 2020-10-09 | 2022-04-12 | 上海三思电子工程有限公司 | 一种led灯散热体及其制备方法和用途 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1571364B1 (de) * | 1964-12-04 | 1972-02-03 | Coors Porcelain Co | Verfahren zur herstellung eines hochaluminiumoxydhaltigen keramikkörpers |
JPS56140071A (en) * | 1980-03-31 | 1981-11-02 | Ngk Insulators Ltd | Transparent red purple color alumina ceramics |
JPS6048466B2 (ja) * | 1980-05-15 | 1985-10-28 | 日本碍子株式会社 | 多結晶透明アルミナ焼結体の製造法 |
-
1987
- 1987-03-05 DE DE873790917T patent/DE3790917T1/de not_active Withdrawn
- 1987-03-05 JP JP87501482A patent/JPH01502425A/ja active Pending
- 1987-03-05 CH CH4216/88A patent/CH676593A5/de not_active IP Right Cessation
- 1987-03-05 WO PCT/HU1987/000008 patent/WO1988006574A1/en active Application Filing
- 1987-03-30 FR FR8704391A patent/FR2613355B3/fr not_active Expired
-
1988
- 1988-11-07 GB GB8826046A patent/GB2208858B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH01502425A (ja) | 1989-08-24 |
GB2208858A (en) | 1989-04-19 |
FR2613355A1 (fr) | 1988-10-07 |
WO1988006574A1 (en) | 1988-09-07 |
DE3790917T1 (de) | 1989-03-23 |
CH676593A5 (ja) | 1991-02-15 |
GB2208858B (en) | 1991-08-14 |
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