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Method for preventing damage by corrosion of the adjustable mechanism of guide blading of turbomachines and turbomachine with corrosion prevention device

US 3,342,406 A · Inventors: HANS BAUMANN et al.

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Listed from its USPTO record in Patent Yard's full-term archive. Its claims, description and drawings are in the USPTO PDF and on Google Patents, and the Claude kit works from them.

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Why it's free to use

  • Granted September 19, 1967. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by September 19, 1984.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
Filed—
GrantedSeptember 19, 1967
Term endedSeptember 19, 1984
Application number—
Classification (CPC)F04D29/083 +2 more
Length6 pages

Timeline

Timeline From USPTO dates

196819701972197419761978198019821984Patent grantedSep 19, 1967Term endedSep 19, 1984

Sources & verification

Official USPTO records

Full published documentText and every drawing sheet as a PDF.USPTOFile historyStatus, office actions, notices, fee records and petitions.USPTO Patent CenterPatent Public Search recordSearchable full text and bibliographic data.USPTO

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