APPARATUS FOR WASHING AND DRYING DISK-SHAPED WORKPIECE, METHOD FOR WASHING AND DRYING DISK-SHAPED WORKPIECE, METHOD FOR MANUFACTURING MAGNETIC DISK SUBSTRATE, AND MAGNETIC DISK SUBSTRATE

Details for Australian Patent Application No. 2002233640 (hide)

Owner SHOWA DENKO K.K.

Inventors HATSUDA, Motonobu; MATSUBARA, Hiromichi

Pub. Number AU-A-2002233640

PCT Pub. Number WO2002/067248

Priority 2001-45284 21.02.01 JP; 60/301,842 02.07.01 US

Filing date 18 February 2002

Wipo publication date 4 September 2002

International Classifications

G11B 005/84 Recording by magnetisation or demagnetisation of a record carrier - Processes or apparatus specially adapted for manufacturing record carriers

B08B 003/02 Cleaning by methods involving the use or presence of liquid or steam - Cleaning by the force of jets or sprays

Event Publications

27 February 2003 Application Open to Public Inspection

  Published as AU-A-2002233640

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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