ES2181641T3 - Granos abrasivos constituidos por alumina policristalina. - Google Patents

Granos abrasivos constituidos por alumina policristalina.

Info

Publication number
ES2181641T3
ES2181641T3 ES00903755T ES00903755T ES2181641T3 ES 2181641 T3 ES2181641 T3 ES 2181641T3 ES 00903755 T ES00903755 T ES 00903755T ES 00903755 T ES00903755 T ES 00903755T ES 2181641 T3 ES2181641 T3 ES 2181641T3
Authority
ES
Spain
Prior art keywords
polycystalline
aluminum
abrasive grains
grains constituted
constituted
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 - Lifetime
Application number
ES00903755T
Other languages
English (en)
Other versions
ES2181641T5 (es
Inventor
Jean-Andre Alary
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.)
PEM Abrasifs Refractaires SA
Original Assignee
PEM Abrasifs Refractaires SA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9542171&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2181641(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by PEM Abrasifs Refractaires SA filed Critical PEM Abrasifs Refractaires SA
Publication of ES2181641T3 publication Critical patent/ES2181641T3/es
Application granted granted Critical
Publication of ES2181641T5 publication Critical patent/ES2181641T5/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
    • C09K3/1409—Abrasive particles per se
    • C09K3/1427—Abrasive particles per se obtained by division of a mass agglomerated by melting, at least partially, e.g. with a binder
    • 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
    • C01F7/021—After-treatment of oxides or hydroxides
    • C01F7/027—Treatment involving fusion or vaporisation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
    • C01P2004/22—Particle morphology extending in two dimensions, e.g. plate-like with a polygonal circumferential shape
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/32—Spheres
    • C01P2004/34—Spheres hollow
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/38—Particle morphology extending in three dimensions cube-like
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Materials Engineering (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Materials For Medical Uses (AREA)
  • Glass Compositions (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

Grano abrasivo a base de alúmina electrofundida caracterizado porque está constituido por cristales con una estructura hexagonal, con una dimensión inferior a 100 µm, y porque su densidad es superior a 97 % de la densidad teórica de la alúmina y con una dureza Knoop superior a 2000.
ES00903755T 1999-02-15 2000-02-09 Procedimiento de fabricacion de granos abrasivos constituidos por alumina policristalina. Expired - Lifetime ES2181641T5 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9901962 1999-02-15
FR9901962A FR2789688B1 (fr) 1999-02-15 1999-02-15 Grains abrasifs constitues d'alumine polycristalline

Publications (2)

Publication Number Publication Date
ES2181641T3 true ES2181641T3 (es) 2003-03-01
ES2181641T5 ES2181641T5 (es) 2006-07-16

Family

ID=9542171

Family Applications (1)

Application Number Title Priority Date Filing Date
ES00903755T Expired - Lifetime ES2181641T5 (es) 1999-02-15 2000-02-09 Procedimiento de fabricacion de granos abrasivos constituidos por alumina policristalina.

Country Status (18)

Country Link
US (2) US6613114B1 (es)
EP (1) EP1157077B2 (es)
JP (1) JP4102030B2 (es)
KR (1) KR100561500B1 (es)
AT (1) ATE222281T1 (es)
AU (1) AU2554200A (es)
BR (1) BR0008061B1 (es)
CZ (1) CZ293931B6 (es)
DE (1) DE60000334T3 (es)
DK (1) DK1157077T4 (es)
ES (1) ES2181641T5 (es)
FR (1) FR2789688B1 (es)
PL (1) PL198509B1 (es)
PT (1) PT1157077E (es)
SI (1) SI1157077T2 (es)
SK (1) SK285629B6 (es)
TW (1) TW526258B (es)
WO (1) WO2000047688A1 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2789688B1 (fr) * 1999-02-15 2001-03-23 Pem Abrasifs Refractaires Grains abrasifs constitues d'alumine polycristalline
KR20070103360A (ko) * 2004-09-10 2007-10-23 엘리먼트 씩스 리미티드 고 밀도 연마용 콤팩트
DE102005045180B4 (de) * 2005-09-21 2007-11-15 Center For Abrasives And Refractories Research & Development C.A.R.R.D. Gmbh Kugelförmige Korundkörner auf Basis von geschmolzenem Aluminiumoxid sowie ein Verfahren zu ihrer Herstellung
DE102006020362A1 (de) 2006-04-28 2007-10-31 Center For Abrasives And Refractories Research & Development C.A.R.R.D. Gmbh Schleifkorn auf Basis von geschmolzenem Kugelkorund
WO2008047253A2 (en) * 2006-08-18 2008-04-24 Imerys Electrofused proppant, method of manufacture, and method of use
US8562900B2 (en) 2006-09-01 2013-10-22 Imerys Method of manufacturing and using rod-shaped proppants and anti-flowback additives
GB2441613B (en) * 2007-07-26 2008-09-03 Chao Shu Au Aircraft storage and ejection arrangement
DE102010047095A1 (de) 2010-10-01 2012-04-05 Center For Abrasives And Refractories Research & Development C.A.R.R.D. Gmbh Polykristalline Al2O3-Körper auf Basis von geschmolzenem Aluminiumoxid
EP2570398A1 (de) * 2011-09-15 2013-03-20 GTP-Schäfer Giesstechnische Produkte GmbH Nichtsilikogenes mineralisches Strahlmittel
JP6183073B2 (ja) * 2013-08-31 2017-08-23 大同特殊鋼株式会社 アーク炉

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1192709A (en) * 1914-12-01 1916-07-25 Carborundum Co Crystalline fused alumina and the manufacture thereof.
US1871793A (en) * 1925-03-02 1932-08-16 Aluminum Co Of America Purified metallic oxide
US1798261A (en) * 1925-12-04 1931-03-31 Aluminum Co Of America Purifying alumina
US1871792A (en) * 1925-03-02 1932-08-16 Aluminum Co Of America Treatment of metallic oxides
US1704599A (en) * 1926-05-08 1929-03-05 Metallgesellschaft Ag Disintegrated alumina
GB284131A (en) * 1927-06-07 1928-01-26 Metallbank & Metallurg Ges Ag Process of disintegrating liquid alumina
US3181939A (en) * 1961-01-27 1965-05-04 Norton Co Fused alumina-zirconia abrasives
FR1319102A (fr) * 1962-04-04 1963-02-22 Norton Co Procédé et appareil pour la production d'abrasifs à grain fin et abrasifs ainsi obtenus
US3781172A (en) * 1970-12-14 1973-12-25 G Kinney Process for the manufacture of microcrystalline fused abrasives
GB1595196A (en) * 1978-05-26 1981-08-12 Carborundum Co Ltd Solidification of molten material
DE3827898A1 (de) * 1988-08-17 1990-02-22 Degussa (alpha)-aluminiumoxid, sowie verfahren zur herstellung von (alpha)-aluminiumoxid
US5215551A (en) * 1989-02-01 1993-06-01 Showa Denko K.K. Alumina-based ceramics materials, abrasive materials and method for the manufacture of the same
FR2789688B1 (fr) * 1999-02-15 2001-03-23 Pem Abrasifs Refractaires Grains abrasifs constitues d'alumine polycristalline

Also Published As

Publication number Publication date
DE60000334D1 (de) 2002-09-19
EP1157077B2 (fr) 2006-02-01
EP1157077B1 (fr) 2002-08-14
TW526258B (en) 2003-04-01
SK10752001A3 (sk) 2002-01-07
DE60000334T3 (de) 2006-09-14
PT1157077E (pt) 2003-01-31
WO2000047688A1 (fr) 2000-08-17
PL355167A1 (en) 2004-04-05
AU2554200A (en) 2000-08-29
US20040093804A1 (en) 2004-05-20
SI1157077T2 (sl) 2006-08-31
SI1157077T1 (en) 2003-04-30
DK1157077T3 (da) 2002-12-16
EP1157077A1 (fr) 2001-11-28
JP4102030B2 (ja) 2008-06-18
CZ293931B6 (cs) 2004-08-18
KR100561500B1 (ko) 2006-03-17
KR20010109291A (ko) 2001-12-08
DK1157077T4 (da) 2006-06-06
ATE222281T1 (de) 2002-08-15
DE60000334T2 (de) 2003-04-17
PL198509B1 (pl) 2008-06-30
SK285629B6 (sk) 2007-05-03
JP2003508547A (ja) 2003-03-04
BR0008061B1 (pt) 2011-11-01
CZ20012894A3 (cs) 2001-12-12
US6613114B1 (en) 2003-09-02
ES2181641T5 (es) 2006-07-16
BR0008061A (pt) 2001-11-06
FR2789688A1 (fr) 2000-08-18
FR2789688B1 (fr) 2001-03-23

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