Global Patent Index - EP 1317401 A1

EP 1317401 A1 2003-06-11 - NANOCRYSTALLINE METAL OXIDE POWDERS-PRODUCTION AND APPLICATION METHODS

Title (en)

NANOCRYSTALLINE METAL OXIDE POWDERS-PRODUCTION AND APPLICATION METHODS

Title (de)

NANOKRISTALLINES METALOXYDPULVER; HERSTELLUNG- UND VERWENDUNGSVERFAHREN

Title (fr)

POUDRES D'OXYDE METALLIQUE NANOCRISTALLIN, PROCEDES DE PRODUCTION ET D'APPLICATION

Publication

EP 1317401 A1 (EN)

Application

EP 01965503 A

Priority

  • DE 10044986 A
  • IB 0101639 W

Abstract (en)

[origin: WO0220407A1] There are disclosed nanocrystalline powdery materials with a TiO2 content of more than 50 w/w percent, a method for the production of such nanocrystalline powdery materials as well as the application of such nanocrystalline powdery materials as a starting material for the production of chemico-technical or cosmetico-pharmaceutical products, especially of catalysts, colour pigments, ceramic products, products for electroceramic applications, enamels, welding electrodes, cosmetic products, or UV protectants.

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

C01G 23/047; C01G 23/053

IPC 8 full level (invention and additional information)

B01D 53/94 (2006.01); B01J 21/06 (2006.01); B01J 21/08 (2006.01); B01J 23/30 (2006.01); C01G 23/00 (2006.01); C01G 23/047 (2006.01); C01G 23/053 (2006.01); C01G 41/00 (2006.01); C09C 1/36 (2006.01)

CPC (invention and additional information)

B82Y 30/00 (2013.01); B01J 21/063 (2013.01); C01G 23/047 (2013.01); C01G 23/0532 (2013.01); C09C 1/3607 (2013.01); C01P 2002/54 (2013.01); C01P 2002/60 (2013.01); C01P 2004/32 (2013.01); C01P 2004/50 (2013.01); C01P 2004/51 (2013.01); C01P 2004/64 (2013.01); C01P 2006/10 (2013.01); C01P 2006/11 (2013.01); C01P 2006/12 (2013.01); C01P 2006/20 (2013.01); C01P 2006/22 (2013.01); C01P 2006/60 (2013.01); C01P 2006/62 (2013.01); C01P 2006/63 (2013.01); C01P 2006/64 (2013.01); C01P 2006/80 (2013.01)

Citation (search report)

See references of WO 0220407A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB IT LI

EPO simple patent family

WO 0220407 A1 20020314; AU 8614001 A 20020322; DE 10044986 A1 20020321; EP 1317401 A1 20030611; JP 2004508262 A 20040318; KR 20030059133 A 20030707; NO 20031089 A 20030310; NO 20031089 D0 20030310

INPADOC legal status


2007-07-11 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20070116

2006-10-04 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20060905

2004-05-26 [RBV] DESIGNATED CONTRACTING STATES (CORRECTION):

- Designated State(s): AT BE CH CY DE DK ES FI FR GB IT LI

2003-06-11 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20030327

2003-06-11 [AK] DESIGNATED CONTRACTING STATES:

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

2003-06-11 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Countries: AL LT LV MK RO SI