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Australian application, no grantAustralia

Method and apparatus for reducing the salt and oxide content of steam generated in a high - pressure steam unit

AU 1962023357 · Applicant: Shell International Research Maatschappu N V

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Listed from its IP Australia record in Patent Yard's archive of Australian patents past their term. Its claims, description and drawings are in the AusPat record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed October 18, 1962. Even if it was granted, its term would have ended by October 18, 1983.
  • A pharmaceutical extension adds at most five years, so even that would have ended by October 18, 1988.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 18, 1962
GrantedNo grant recorded
Term ended byOctober 18, 1983
Application numberAU 1962023357
Classification (IPC)—

Timeline

Timeline From IP Australia dates

1963196619691972197519781981Application filedOct 18, 1962Term ended byOct 18, 1983

Sources & verification

Everything on this page comes from the IP Australia record linked above. Data from IP Australia's IPGOD, licensed under CC BY 2.5 AU.