Global Patent Index - EP 1255709 A1

EP 1255709 A1 2002-11-13 - FUSED ALUMINIUM OXIDE-MAGNESIUM OXIDE-YTTRIUM OXIDE EUTECTIC ABRASIVE PARTICLES, ABRASIVE ARTICLES AND METHODS OF MAKING AND USING THE SAME

Title (en)

FUSED ALUMINIUM OXIDE-MAGNESIUM OXIDE-YTTRIUM OXIDE EUTECTIC ABRASIVE PARTICLES, ABRASIVE ARTICLES AND METHODS OF MAKING AND USING THE SAME

Title (de)

GESCHMOLZENE ALUMINIUMOXID-MAGNESIUMOXID-YTTRIUMOXID EUTEKTISCHE SCHLEIFPARTIKEL, SCHLEIFARTIKEL, UND VERFAHREN ZUR HERSTELLUNG UND VERWENDUNG DERSELBEN

Title (fr)

PARTICULES ABRASIVES A BASE D'UN EUTECTIQUE D'-Al 2?O 3?-MgO-Y 2?O 3? REUNI PAR FUSION, ARTICLES ABRASIFS ET PROCEDES DE FABRICATION ET D'UTILISATION

Publication

EP 1255709 A1 (EN)

Application

EP 01906824 A

Priority

  • US 0103166 W
  • US 49644200 A
  • US 62026200 A
  • US 70484300 A

Abstract (en)

[origin: WO0156945A1] Fused abrasive particles comprising eutetic material comprising aluminium magnesium oxide (151) - aluminium ytrium oxide (153) eutetic (150). The fused abrasive particles can be incorporated into abrasive products such as coated abrasives, bonded abrasives, non-woven abrasives, and abrasive brushes.

IPC 1-7 (main, further and additional classification)

C04B 35/107; C01F 7/00; C01F 7/16; C01F 11/18; C04B 35/111; C04B 35/117; C09K 3/14

IPC 8 full level (invention and additional information)

B24D 3/06 (2006.01); B24D 3/28 (2006.01); B24D 5/02 (2006.01); C01F 7/16 (2006.01); C01F 17/00 (2006.01); C04B 35/111 (2006.01); C04B 35/117 (2006.01); C04B 35/653 (2006.01); C09K 3/14 (2006.01)

CPC (invention and additional information)

B24D 3/28 (2013.01); B24D 3/06 (2013.01); B24D 5/02 (2013.01); C01F 7/162 (2013.01); C01F 17/0025 (2013.01); C04B 35/1115 (2013.01); C04B 35/117 (2013.01); C04B 35/653 (2013.01); C09K 3/1427 (2013.01); C01P 2004/03 (2013.01); C01P 2004/54 (2013.01); C01P 2004/61 (2013.01); C01P 2004/62 (2013.01); C01P 2006/60 (2013.01)

Citation (search report)

See references of WO 0156945A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

EPO simple patent family

WO 0156945 A1 20010809; AU 3468701 A 20010814; EP 1255709 A1 20021113

INPADOC legal status


2009-01-21 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20080201

2006-11-22 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20021205

2003-01-22 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20021205

2002-11-13 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20020830

2002-11-13 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

2002-11-13 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Free text: AL;LT;LV;MK;RO;SI