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Australian application, no grantAustralia

A method andan installation for improving the energy balance of installations for processing chemical products and especially petroleum refineries

AU 1975077107 · Applicant: Speebatignolles And Societe Generale De Techniques Et Detudes

AusPat record

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Its specification, documents and status are on IP Australia's AusPat.

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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 January 6, 1975. Even if it was granted, its term would have ended by January 6, 1996.
  • A pharmaceutical extension adds at most five years, so even that would have ended by January 6, 2001.
  • We check Australian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 6, 1975
GrantedNo grant recorded
Term ended byJanuary 6, 1996
Application numberAU 1975077107
Classification (IPC)B01D3/00 +2 more

Timeline

Timeline From IP Australia dates

1976197919821985198819911994Application filedJan 6, 1975Term ended byJan 6, 1996

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.