GB2208858B - Process for the preparation of sintered alumina ceramics particularly for use in mineral oil mining - Google Patents

Process for the preparation of sintered alumina ceramics particularly for use in mineral oil mining

Info

Publication number
GB2208858B
GB2208858B GB8826046A GB8826046A GB2208858B GB 2208858 B GB2208858 B GB 2208858B GB 8826046 A GB8826046 A GB 8826046A GB 8826046 A GB8826046 A GB 8826046A GB 2208858 B GB2208858 B GB 2208858B
Authority
GB
United Kingdom
Prior art keywords
preparation
mineral oil
alumina ceramics
sintered alumina
oil mining
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 - Fee Related
Application number
GB8826046A
Other languages
English (en)
Other versions
GB2208858A (en
Inventor
Tibor Fazekas
Bela Lanyi
Istvan Sarkoezi
Laszlo Sztankovics
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
OLAJIPARI FOEVALLAL TERVEZOE
Original Assignee
OLAJIPARI FOEVALLAL TERVEZOE
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by OLAJIPARI FOEVALLAL TERVEZOE filed Critical OLAJIPARI FOEVALLAL TERVEZOE
Publication of GB2208858A publication Critical patent/GB2208858A/en
Application granted granted Critical
Publication of GB2208858B publication Critical patent/GB2208858B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
GB8826046A 1987-03-05 1988-11-07 Process for the preparation of sintered alumina ceramics particularly for use in mineral oil mining Expired - Fee Related GB2208858B (en)

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
GB2208858A GB2208858A (en) 1989-04-19
GB2208858B true GB2208858B (en) 1991-08-14

Family

ID=10980751

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8826046A Expired - Fee Related GB2208858B (en) 1987-03-05 1988-11-07 Process for the preparation of sintered alumina ceramics particularly for use in mineral oil mining

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)

* Cited by examiner, † Cited by third party
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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1072536A (en) * 1964-12-04 1967-06-21 Coors Porcelain Co Alumina ceramic
US4495116A (en) * 1980-05-15 1985-01-22 Ngk Insulators, Ltd. Polycrystalline translucent alumina sintered body, a method for producing the same and a high pressure vapor discharge lamp obtained by using said sintered body

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56140071A (en) * 1980-03-31 1981-11-02 Ngk Insulators Ltd Transparent red purple color alumina ceramics

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1072536A (en) * 1964-12-04 1967-06-21 Coors Porcelain Co Alumina ceramic
US4495116A (en) * 1980-05-15 1985-01-22 Ngk Insulators, Ltd. Polycrystalline translucent alumina sintered body, a method for producing the same and a high pressure vapor discharge lamp obtained by using said sintered body

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JP56/140071 A *
P.P. Budnikov at al "Novaya Keramika",1969 see p.68 *

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
FR2613355B3 (fr) 1989-11-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940305