GRANULES BASED ON PYROGENICALLY PREPARED SILICON DIOXIDE, A PROCESS FOR THEIR PREPARATION AND THEIR USE

Details for Australian Patent Application No. 2002333886 (hide)

Owner DEGUSSA AG

Inventors GEISSELMANN, Andreas; MEYER, Jurgen; LANSINK ROTGERINK, Hermanus, Gerhardus, Jozef; HINRICHS, Natalia

Pub. Number AU-A-2002333886

PCT Number PCT/EP02/10857

PCT Pub. Number WO2003/054089

Priority 101 63 179.0 21.12.01 DE

Filing date 27 September 2002

Wipo publication date 9 July 2003

International Classifications

C09C 001/30 Treatment of specific inorganic materials other than fibrous fillers

C01B 033/18 Silicon

B01J 002/04 Processes or devices for granulating materials, in general

B01J 035/10 Catalysts, in general, characterised by their form or physical properties

B01J 021/08

Event Publications

13 February 2003 Complete Application Filed

  Priority application(s): 101 63 179.0 21.12.01 DE

2 October 2003 Application Open to Public Inspection

  Published as AU-A-2002333886

9 September 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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